Justin Masterson

Free Agent (AAA)

Age: 39

Bats/Throws: R/R

6'6" / 250

DOB: 3/22/1985

(39 years, 4 months, 5 days)

Stats

Partial SeasonsPostseasonMinor LeaguesSpring TrainingRegular MLB Seasons

Season	Team	Level	Age	W W - Wins	L L - Losses	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2006	BOS	A-	21	3	1	14	0	31.2	9.38	0.57	0.00	.244	84.0%				0.85		1.67
2007	BOS	A+	22	8	5	17	17	95.2	5.27	2.07	0.38	.307	59.8%				4.33		4.03	4.61
2007	BOS	AA	22	4	3	10	10	58.0	9.16	2.79	0.62	.288	63.1%				4.34		3.17	2.83
2008	BOS	AA	23	1	3	8	8	38.1	8.69	3.76	0.00	.327	60.7%	68.2%	0.0%		4.23		2.80	3.46
2008	BOS	AAA	23	1	0	4	1	9.1	7.71	0.96	0.96	.208	60.6%	68.2%	25.0%		2.89		3.64	2.74
2008	BOS Red Sox (ST)	ST	23	0	1	2	0	4.0	4.50	4.50	0.00	.357	85.7%	84.6%	0.0%		2.25		4.12	4.38
2008	BOS Red Sox	MLB	23	6	5	36	9	88.1	6.93	4.08	1.02	.243	83.3%	54.3%	14.9%	91.5	3.16		4.69	4.22	0.2
2008	BOS Red Sox	MLB	23	1	0	9	0	9.2	8.38	4.66	0.00	.400	81.3%	50.0%	0.0%		1.86		3.13	4.36
2009	BOS Red Sox (ST)	ST	24	2	0	7	3	15.2	8.04	1.15	1.15	.238	89.3%	67.4%	15.4%		2.30		3.93	3.33
2009	2 Tms	MLB	24	4	10	42	16	129.1	8.28	4.18	0.84	.314	68.6%	53.6%	10.4%	93.7	4.52		4.04	4.00	1.6
2009	BOS Red Sox	MLB	24	3	3	31	6	72.0	8.38	3.13	0.88	.314	69.7%	50.0%	10.8%	93.7	4.50		3.79	3.71	0.8
2009	CLE Indians	MLB	24	1	7	11	10	57.1	8.16	5.49	0.78	.315	67.4%	57.9%	10.0%	93.8	4.55		4.35	4.36	0.8
2010	CLE Guardians (ST)	ST	25	1	2	6	5	21.0	12.43	2.57	0.43	.443	59.5%	54.2%	6.7%		5.14		2.63	2.79
2010	CLE Indians	MLB	25	6	13	34	29	180.0	7.00	3.65	0.70	.324	66.6%	59.9%	10.0%	92.4	4.70		3.93	3.87	2.5
2011	CLE Guardians (ST)	ST	26	0	2	6	6	21.2	9.55	2.49	0.83	.350	53.2%	58.3%	9.1%		5.40		3.72	3.64
2011	CLE Indians	MLB	26	12	10	34	33	216.0	6.58	2.71	0.46	.302	72.9%	55.1%	6.3%	94.0	3.21		3.28	3.64	5.1
2012	CLE Guardians (ST)	ST	27	0	3	5	5	18.0	8.00	2.50	1.00	.375	47.9%	56.1%	16.7%		9.00		4.67	4.00
2012	CLE Indians	MLB	27	11	15	34	34	206.1	6.94	3.84	0.79	.309	66.4%	55.7%	11.4%	93.6	4.93		4.16	4.15	2.8
2013	CLE Guardians (ST)	ST	28	2	1	6	6	22.2	10.32	2.38	1.59	.317	59.1%	57.4%	26.7%		4.76		4.77	3.35
2013	CLE Indians	MLB	28	14	10	32	29	193.0	9.09	3.54	0.61	.285	75.4%	58.0%	10.7%	93.9	3.45		3.35	3.33	3.7
2013	CLE Indians	MLB	28	0	0	1	0	2.0	9.00	0.00	0.00	.250	100.0%	75.0%	0.0%		0.00		2.55	2.55
2014	CLE	AAA	29	0	1	2	2	11.2	7.71	6.17	0.00	.281	58.8%	46.9%	0.0%		5.40		3.70	4.74
2014	CLE Guardians (ST)	ST	29	4	0	6	6	24.2	9.12	2.19	0.00	.241	87.0%	49.1%	0.0%		1.09		2.79	3.68
2014	2 Tms	MLB	29	7	9	28	25	128.2	8.11	4.83	0.84	.339	64.8%	58.2%	14.6%	90.7	5.88		4.50	4.08	0.5
2014	CLE Indians	MLB	29	4	6	19	19	98.0	8.54	5.14	0.55	.350	65.0%	58.5%	10.2%	91.1	5.51		4.08	4.03	0.9
2014	STL Cardinals	MLB	29	3	3	9	6	30.2	6.75	3.82	1.76	.309	64.2%	57.3%	26.1%	89.7	7.04		5.84	4.22	-0.4
2015	BOS	AA	30	0	0	1	1	4.2	3.86	1.93	0.00	.421	80.0%	57.9%	0.0%		3.86		3.70	4.36
2015	BOS	AAA	30	0	2	3	3	13.2	7.90	4.61	0.00	.235	62.5%	62.5%	0.0%		3.29		3.16	3.42
2015	BOS Red Sox (ST)	ST	30	3	1	6	6	23.0	3.91	2.74	0.78	.286	70.9%	53.9%	8.0%		3.52		4.76	5.00
2015	BOS Red Sox	MLB	30	4	2	18	9	59.1	7.43	4.10	1.06	.339	70.4%	51.9%	12.7%	89.4	5.61	4.71	4.89	4.72	-0.1
2016	PIT	A+	31	1	0	1	1	5.0	14.40	5.40	1.80	.125	83.3%	55.6%	33.3%		3.60		4.45	2.33
2016	PIT	AAA	31	2	2	25	5	54.1	5.30	4.31	0.50	.339	72.5%	51.7%	7.3%		4.97		4.70	4.78
2017	LAD	AAA	32	11	6	26	25	141.2	8.89	4.19	0.44	.309	70.1%	50.4%	5.8%		4.13		4.27	4.78
Total	- - -	MLB		64	74	258	184	1201.0	7.52	3.73	0.73	.308	70.1%	56.3%	10.6%	93.0	4.31		3.94	3.89	16.4
Postseason	- - -	MLB		1	0	10	0	11.2	8.49	3.86	0.00	.379	83.3%	53.6%	0.0%		1.54		3.03	4.05

Season	Team	Level	Age	W W - Wins	L L - Losses	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2006	BOS	A-	21	3	1	14	0	31.2	9.38	0.57	0.00	.244	84.0%				0.85		1.67
2007	BOS	A+	22	8	5	17	17	95.2	5.27	2.07	0.38	.307	59.8%				4.33		4.03	4.61
2007	BOS	AA	22	4	3	10	10	58.0	9.16	2.79	0.62	.288	63.1%				4.34		3.17	2.83
2008	BOS	AA	23	1	3	8	8	38.1	8.69	3.76	0.00	.327	60.7%	68.2%	0.0%		4.23		2.80	3.46
2008	BOS	AAA	23	1	0	4	1	9.1	7.71	0.96	0.96	.208	60.6%	68.2%	25.0%		2.89		3.64	2.74
2008	BOS Red Sox (ST)	ST	23	0	1	2	0	4.0	4.50	4.50	0.00	.357	85.7%	84.6%	0.0%		2.25		4.12	4.38
2008	BOS Red Sox	MLB	23	6	5	36	9	88.1	6.93	4.08	1.02	.243	83.3%	54.3%	14.9%	91.5	3.16		4.69	4.22	0.2
2008	BOS Red Sox	MLB	23	1	0	9	0	9.2	8.38	4.66	0.00	.400	81.3%	50.0%	0.0%		1.86		3.13	4.36
2009	BOS Red Sox (ST)	ST	24	2	0	7	3	15.2	8.04	1.15	1.15	.238	89.3%	67.4%	15.4%		2.30		3.93	3.33
2009	2 Tms	MLB	24	4	10	42	16	129.1	8.28	4.18	0.84	.314	68.6%	53.6%	10.4%	93.7	4.52		4.04	4.00	1.6
2009	BOS Red Sox	MLB	24	3	3	31	6	72.0	8.38	3.13	0.88	.314	69.7%	50.0%	10.8%	93.7	4.50		3.79	3.71	0.8
2009	CLE Indians	MLB	24	1	7	11	10	57.1	8.16	5.49	0.78	.315	67.4%	57.9%	10.0%	93.8	4.55		4.35	4.36	0.8
2010	CLE Guardians (ST)	ST	25	1	2	6	5	21.0	12.43	2.57	0.43	.443	59.5%	54.2%	6.7%		5.14		2.63	2.79
2010	CLE Indians	MLB	25	6	13	34	29	180.0	7.00	3.65	0.70	.324	66.6%	59.9%	10.0%	92.4	4.70		3.93	3.87	2.5
2011	CLE Guardians (ST)	ST	26	0	2	6	6	21.2	9.55	2.49	0.83	.350	53.2%	58.3%	9.1%		5.40		3.72	3.64
2011	CLE Indians	MLB	26	12	10	34	33	216.0	6.58	2.71	0.46	.302	72.9%	55.1%	6.3%	94.0	3.21		3.28	3.64	5.1
2012	CLE Guardians (ST)	ST	27	0	3	5	5	18.0	8.00	2.50	1.00	.375	47.9%	56.1%	16.7%		9.00		4.67	4.00
2012	CLE Indians	MLB	27	11	15	34	34	206.1	6.94	3.84	0.79	.309	66.4%	55.7%	11.4%	93.6	4.93		4.16	4.15	2.8
2013	CLE Guardians (ST)	ST	28	2	1	6	6	22.2	10.32	2.38	1.59	.317	59.1%	57.4%	26.7%		4.76		4.77	3.35
2013	CLE Indians	MLB	28	14	10	32	29	193.0	9.09	3.54	0.61	.285	75.4%	58.0%	10.7%	93.9	3.45		3.35	3.33	3.7
2013	CLE Indians	MLB	28	0	0	1	0	2.0	9.00	0.00	0.00	.250	100.0%	75.0%	0.0%		0.00		2.55	2.55
2014	CLE	AAA	29	0	1	2	2	11.2	7.71	6.17	0.00	.281	58.8%	46.9%	0.0%		5.40		3.70	4.74
2014	CLE Guardians (ST)	ST	29	4	0	6	6	24.2	9.12	2.19	0.00	.241	87.0%	49.1%	0.0%		1.09		2.79	3.68
2014	2 Tms	MLB	29	7	9	28	25	128.2	8.11	4.83	0.84	.339	64.8%	58.2%	14.6%	90.7	5.88		4.50	4.08	0.5
2014	CLE Indians	MLB	29	4	6	19	19	98.0	8.54	5.14	0.55	.350	65.0%	58.5%	10.2%	91.1	5.51		4.08	4.03	0.9
2014	STL Cardinals	MLB	29	3	3	9	6	30.2	6.75	3.82	1.76	.309	64.2%	57.3%	26.1%	89.7	7.04		5.84	4.22	-0.4
2015	BOS	AA	30	0	0	1	1	4.2	3.86	1.93	0.00	.421	80.0%	57.9%	0.0%		3.86		3.70	4.36
2015	BOS	AAA	30	0	2	3	3	13.2	7.90	4.61	0.00	.235	62.5%	62.5%	0.0%		3.29		3.16	3.42
2015	BOS Red Sox (ST)	ST	30	3	1	6	6	23.0	3.91	2.74	0.78	.286	70.9%	53.9%	8.0%		3.52		4.76	5.00
2015	BOS Red Sox	MLB	30	4	2	18	9	59.1	7.43	4.10	1.06	.339	70.4%	51.9%	12.7%	89.4	5.61	4.71	4.89	4.72	-0.1
2016	PIT	A+	31	1	0	1	1	5.0	14.40	5.40	1.80	.125	83.3%	55.6%	33.3%		3.60		4.45	2.33
2016	PIT	AAA	31	2	2	25	5	54.1	5.30	4.31	0.50	.339	72.5%	51.7%	7.3%		4.97		4.70	4.78
2017	LAD	AAA	32	11	6	26	25	141.2	8.89	4.19	0.44	.309	70.1%	50.4%	5.8%		4.13		4.27	4.78
Total	- - -	MLB		64	74	258	184	1201.0	7.52	3.73	0.73	.308	70.1%	56.3%	10.6%	93.0	4.31		3.94	3.89	16.4
Postseason	- - -	MLB		1	0	10	0	11.2	8.49	3.86	0.00	.379	83.3%	53.6%	0.0%		1.54		3.03	4.05

Partial SeasonsPostseasonMinor LeaguesSpring TrainingRegular MLB Seasons

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	CG CG - Complete Games	ShO ShO - Shoutouts	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2006	BOS	A-	3	1	0.85	14	0		0	0	4	0	31.2	120	20	4	3	0	2	0	3	1	0	33
2007	BOS	A+	8	5	4.33	17	17		0	0	0	0	95.2	410	103	56	46	4	22	0	6	1	0	56
2007	BOS	AA	4	3	4.34	10	10		0	0	0	0	58.0	239	49	29	28	4	18	0	2	3	0	59
2008	BOS	AA	1	3	4.23	8	8		0	0	0	0	38.1	169	37	22	18	0	16	0	3	2	0	37
2008	BOS	AAA	1	0	2.89	4	1		0	0	0	0	9.1	35	6	4	3	1	1	0	1	1	0	8
2008	BOS Red Sox (ST)	ST	0	1	2.25	2	0		0	0	0	0	4.0	18	5	1	1	0	2	0	0	0	0	2
2008	BOS Red Sox	MLB	6	5	3.16	36	9	5	0	0	3	1	88.1	365	68	31	31	10	40	3	8	1	0	68
2008	BOS Red Sox	MLB	1	0	1.86	9	0	0	0	0	4	1	9.2	40	10	3	2	0	5	0	1	0	0	9
2009	BOS Red Sox (ST)	ST	2	0	2.30	7	3		0	0	1	0	15.2	60	12	4	4	2	2	0	0	0	0	14
2009	2 Tms	MLB	4	10	4.52	42	16	6	1	0	6	1	129.1	568	128	73	65	12	60	3	8	5	0	119
2009	BOS Red Sox	MLB	3	3	4.50	31	6	2	0	0	6	1	72.0	312	72	38	36	7	25	2	6	3	0	67
2009	CLE Indians	MLB	1	7	4.55	11	10	4	1	0	0	0	57.1	256	56	35	29	5	35	1	2	2	0	52
2010	CLE Guardians (ST)	ST	1	2	5.14	6	5		0	0	0	0	21.0	98	28	15	12	1	6	0	1	1	0	29
2010	CLE Indians	MLB	6	13	4.70	34	29	12	1	1	2	0	180.0	802	197	107	94	14	73	4	11	12	0	140
2011	CLE Guardians (ST)	ST	0	2	5.40	6	6		0	0	0	0	21.2	93	23	16	13	2	6	0	2	1	0	23
2011	CLE Indians	MLB	12	10	3.21	34	33	22	1	0	0	0	216.0	908	211	89	77	11	65	4	11	5	0	158
2012	CLE Guardians (ST)	ST	0	3	9.00	5	5		0	0	0	0	18.0	83	23	18	18	2	5	0	4	1	0	16
2012	CLE Indians	MLB	11	15	4.93	34	34	18	1	0	0	0	206.1	906	212	122	113	18	88	1	13	14	0	159
2013	CLE Guardians (ST)	ST	2	1	4.76	6	6		0	0	0	0	22.2	98	23	16	12	4	6	0	2	1	0	26
2013	CLE Indians	MLB	14	10	3.45	32	29	18	3	3	0	0	193.0	803	156	75	74	13	76	0	17	8	0	195
2013	CLE Indians	MLB	0	0	0.00	1	0	0	0	0	0	0	2.0	7	1	0	0	0	0	0	1	0	0	2
2014	CLE	AAA	0	1	5.40	2	2		0	0	0	0	11.2	50	9	7	7	0	8	0	0	2	0	10
2014	CLE Guardians (ST)	ST	4	0	1.09	6	6		0	0	0	0	24.2	92	14	3	3	0	6	0	3	2	0	25
2014	2 Tms	MLB	7	9	5.88	28	25	8	0	0	0	0	128.2	592	141	90	84	12	69	2	15	14	0	116
2014	CLE Indians	MLB	4	6	5.51	19	19	7	0	0	0	0	98.0	452	106	66	60	6	56	2	11	9	0	93
2014	STL Cardinals	MLB	3	3	7.04	9	6	1	0	0	0	0	30.2	140	35	24	24	6	13	0	4	5	0	23
2015	BOS	AA	0	0	3.86	1	1		0	0	0	0	4.2	23	8	2	2	0	1	0	1	1	0	2
2015	BOS	AAA	0	2	3.29	3	3		0	0	0	0	13.2	54	8	6	5	0	7	0	1	4	0	12
2015	BOS Red Sox (ST)	ST	3	1	3.52	6	6		0	0	0	0	23.0	96	24	11	9	2	7	0	0	0	0	10
2015	BOS Red Sox	MLB	4	2	5.61	18	9	3	0	0	2	0	59.1	273	68	38	37	7	27	0	10	7	1	49
2016	PIT	A+	1	0	3.60	1	1		0	0	0	0	5.0	20	2	2	2	1	3	0	0	0	0	8
2016	PIT	AAA	2	2	4.97	25	5		0	0	2	1	54.1	245	62	30	30	3	26	0	10	3	1	32
2017	LAD	AAA	11	6	4.13	26	25		0	0	0	0	141.2	631	129	72	65	7	66	1	23	10	0	140
Total	- - -	MLB	64	74	4.31	258	184	92	7	4	13	2	1201.0	5217	1181	625	575	97	498	17	93	66	1	1004
Postseason	- - -	MLB	1	0	1.54	10	0	0	0	0	4	1	11.2	47	11	3	2	0	5	0	2	0	0	11

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS	CG CG - Complete Games	ShO ShO - Shoutouts	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2006	BOS	A-	3	1	0.85	14	0		0	0	4	0	31.2	120	20	4	3	0	2	0	3	1	0	33
2007	BOS	A+	8	5	4.33	17	17		0	0	0	0	95.2	410	103	56	46	4	22	0	6	1	0	56
2007	BOS	AA	4	3	4.34	10	10		0	0	0	0	58.0	239	49	29	28	4	18	0	2	3	0	59
2008	BOS	AA	1	3	4.23	8	8		0	0	0	0	38.1	169	37	22	18	0	16	0	3	2	0	37
2008	BOS	AAA	1	0	2.89	4	1		0	0	0	0	9.1	35	6	4	3	1	1	0	1	1	0	8
2008	BOS Red Sox (ST)	ST	0	1	2.25	2	0		0	0	0	0	4.0	18	5	1	1	0	2	0	0	0	0	2
2008	BOS Red Sox	MLB	6	5	3.16	36	9	5	0	0	3	1	88.1	365	68	31	31	10	40	3	8	1	0	68
2008	BOS Red Sox	MLB	1	0	1.86	9	0	0	0	0	4	1	9.2	40	10	3	2	0	5	0	1	0	0	9
2009	BOS Red Sox (ST)	ST	2	0	2.30	7	3		0	0	1	0	15.2	60	12	4	4	2	2	0	0	0	0	14
2009	2 Tms	MLB	4	10	4.52	42	16	6	1	0	6	1	129.1	568	128	73	65	12	60	3	8	5	0	119
2009	BOS Red Sox	MLB	3	3	4.50	31	6	2	0	0	6	1	72.0	312	72	38	36	7	25	2	6	3	0	67
2009	CLE Indians	MLB	1	7	4.55	11	10	4	1	0	0	0	57.1	256	56	35	29	5	35	1	2	2	0	52
2010	CLE Guardians (ST)	ST	1	2	5.14	6	5		0	0	0	0	21.0	98	28	15	12	1	6	0	1	1	0	29
2010	CLE Indians	MLB	6	13	4.70	34	29	12	1	1	2	0	180.0	802	197	107	94	14	73	4	11	12	0	140
2011	CLE Guardians (ST)	ST	0	2	5.40	6	6		0	0	0	0	21.2	93	23	16	13	2	6	0	2	1	0	23
2011	CLE Indians	MLB	12	10	3.21	34	33	22	1	0	0	0	216.0	908	211	89	77	11	65	4	11	5	0	158
2012	CLE Guardians (ST)	ST	0	3	9.00	5	5		0	0	0	0	18.0	83	23	18	18	2	5	0	4	1	0	16
2012	CLE Indians	MLB	11	15	4.93	34	34	18	1	0	0	0	206.1	906	212	122	113	18	88	1	13	14	0	159
2013	CLE Guardians (ST)	ST	2	1	4.76	6	6		0	0	0	0	22.2	98	23	16	12	4	6	0	2	1	0	26
2013	CLE Indians	MLB	14	10	3.45	32	29	18	3	3	0	0	193.0	803	156	75	74	13	76	0	17	8	0	195
2013	CLE Indians	MLB	0	0	0.00	1	0	0	0	0	0	0	2.0	7	1	0	0	0	0	0	1	0	0	2
2014	CLE	AAA	0	1	5.40	2	2		0	0	0	0	11.2	50	9	7	7	0	8	0	0	2	0	10
2014	CLE Guardians (ST)	ST	4	0	1.09	6	6		0	0	0	0	24.2	92	14	3	3	0	6	0	3	2	0	25
2014	2 Tms	MLB	7	9	5.88	28	25	8	0	0	0	0	128.2	592	141	90	84	12	69	2	15	14	0	116
2014	CLE Indians	MLB	4	6	5.51	19	19	7	0	0	0	0	98.0	452	106	66	60	6	56	2	11	9	0	93
2014	STL Cardinals	MLB	3	3	7.04	9	6	1	0	0	0	0	30.2	140	35	24	24	6	13	0	4	5	0	23
2015	BOS	AA	0	0	3.86	1	1		0	0	0	0	4.2	23	8	2	2	0	1	0	1	1	0	2
2015	BOS	AAA	0	2	3.29	3	3		0	0	0	0	13.2	54	8	6	5	0	7	0	1	4	0	12
2015	BOS Red Sox (ST)	ST	3	1	3.52	6	6		0	0	0	0	23.0	96	24	11	9	2	7	0	0	0	0	10
2015	BOS Red Sox	MLB	4	2	5.61	18	9	3	0	0	2	0	59.1	273	68	38	37	7	27	0	10	7	1	49
2016	PIT	A+	1	0	3.60	1	1		0	0	0	0	5.0	20	2	2	2	1	3	0	0	0	0	8
2016	PIT	AAA	2	2	4.97	25	5		0	0	2	1	54.1	245	62	30	30	3	26	0	10	3	1	32
2017	LAD	AAA	11	6	4.13	26	25		0	0	0	0	141.2	631	129	72	65	7	66	1	23	10	0	140
Total	- - -	MLB	64	74	4.31	258	184	92	7	4	13	2	1201.0	5217	1181	625	575	97	498	17	93	66	1	1004
Postseason	- - -	MLB	1	0	1.54	10	0	0	0	0	4	1	11.2	47	11	3	2	0	5	0	2	0	0	11

Partial SeasonsPostseasonMinor LeaguesSpring TrainingRegular MLB SeasonsAverages

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2006	BOS	A-	9.38	0.57	16.50	0.00	27.5%	1.7%	25.8%	.174	0.69	.244	84.0%			1.67
2007	BOS	A+	5.27	2.07	2.55	0.38	13.7%	5.4%	8.3%	.270	1.31	.307	59.8%			4.03
2007	BOS	AA	9.16	2.79	3.28	0.62	24.7%	7.5%	17.2%	.224	1.16	.288	63.1%			3.17
2008	BOS	AA	8.69	3.76	2.31	0.00	21.9%	9.5%	12.4%	.247	1.38	.327	60.7%			2.80
2008	BOS	AAA	7.71	0.96	8.00	0.96	22.9%	2.9%	20.0%	.182	0.75	.208	60.6%			3.64
2008	BOS Red Sox (ST)	ST	4.50	4.50	1.00	0.00	11.1%	11.1%	0.0%	.313	1.75	.357	85.7%			4.12
2008	BOS Red Sox	MLB	6.93	4.08	1.70	1.02	18.6%	11.0%	7.7%	.215	1.22	.243	83.3%	70	111	4.69
2008	BOS Red Sox	MLB	8.38	4.66	1.80	0.00	22.5%	12.5%	10.0%	.294	1.55	.400	81.3%	41	75	3.13
2008	Average		6.83	3.39	2.01	1.01	17.5%	8.7%	8.8%	.259	1.39	.296	71.4%			4.39
2009	BOS Red Sox (ST)	ST	8.04	1.15	7.00	1.15	23.3%	3.3%	20.0%	.207	0.89	.238	89.3%			3.93
2009	2 Tms	MLB	8.28	4.18	1.98	0.84	21.0%	10.6%	10.4%	.256	1.45	.314	68.6%	99	93	4.04
2009	BOS Red Sox	MLB	8.38	3.13	2.68	0.88	21.5%	8.0%	13.5%	.256	1.35	.314	69.7%	96	88	3.79
2009	CLE Indians	MLB	8.16	5.49	1.49	0.78	20.3%	13.7%	6.6%	.256	1.59	.315	67.4%	103	100	4.35
2009	Average		6.99	3.46	2.02	1.05	18.0%	8.9%	9.1%	.258	1.39	.295	71.9%			4.42
2010	CLE Guardians (ST)	ST	12.43	2.57	4.83	0.43	29.6%	6.1%	23.5%	.308	1.62	.443	59.5%			2.63
2010	CLE Indians	MLB	7.00	3.65	1.92	0.70	17.5%	9.1%	8.4%	.274	1.50	.324	66.6%	117	96	3.93
2010	Average		7.13	3.28	2.17	0.96	18.5%	8.5%	10.0%	.253	1.35	.293	72.2%			4.20
2011	CLE Guardians (ST)	ST	9.55	2.49	3.83	0.83	24.7%	6.5%	18.3%	.271	1.34	.350	53.2%			3.72
2011	CLE Indians	MLB	6.58	2.71	2.43	0.46	17.4%	7.2%	10.2%	.254	1.28	.302	72.9%	82	83	3.28
2011	Average		7.13	3.11	2.30	0.94	18.6%	8.1%	10.5%	.251	1.32	.291	72.5%			4.12
2012	CLE Guardians (ST)	ST	8.00	2.50	3.20	1.00	19.3%	6.0%	13.3%	.311	1.56	.375	47.9%			4.67
2012	CLE Indians	MLB	6.94	3.84	1.81	0.79	17.5%	9.7%	7.8%	.263	1.45	.309	66.4%	124	101	4.16
2012	Average		7.56	3.05	2.48	1.02	19.8%	8.0%	11.8%	.250	1.31	.293	72.5%			4.12
2013	CLE Guardians (ST)	ST	10.32	2.38	4.33	1.59	26.5%	6.1%	20.4%	.256	1.28	.317	59.1%			4.77
2013	CLE Indians	MLB	9.09	3.54	2.57	0.61	24.3%	9.5%	14.8%	.220	1.20	.285	75.4%	87	85	3.35
2013	CLE Indians	MLB	9.00	0.00	2.00	0.00	28.6%	0.0%	28.6%	.167	0.50	.250	100.0%	0	65	2.55
2013	Average		7.57	3.02	2.51	0.96	19.9%	7.9%	11.9%	.250	1.30	.294	73.5%			4.02
2014	CLE	AAA	7.71	6.17	1.25	0.00	20.0%	16.0%	4.0%	.214	1.46	.281	58.8%			3.70
2014	CLE Guardians (ST)	ST	9.12	2.19	4.17	0.00	27.2%	6.5%	20.7%	.169	0.81	.241	87.0%			2.79
2014	2 Tms	MLB	8.11	4.83	1.68	0.84	19.6%	11.7%	7.9%	.278	1.63	.339	64.8%	155	120	4.50
2014	CLE Indians	MLB	8.54	5.14	1.66	0.55	20.6%	12.4%	8.2%	.275	1.65	.350	65.0%	142	107	4.08
2014	STL Cardinals	MLB	6.75	3.82	1.77	1.76	16.4%	9.3%	7.1%	.285	1.57	.309	64.2%	196	160	5.84
2014	Average		7.73	2.89	2.67	0.86	20.4%	7.6%	12.7%	.247	1.28	.295	73.0%			3.81
2015	BOS	AA	3.86	1.93	2.00	0.00	8.7%	4.3%	4.3%	.381	1.93	.421	80.0%			3.70
2015	BOS	AAA	7.90	4.61	1.71	0.00	22.2%	13.0%	9.3%	.174	1.10	.235	62.5%			3.16
2015	BOS Red Sox (ST)	ST	3.91	2.74	1.43	0.78	10.4%	7.3%	3.1%	.270	1.35	.286	70.9%			4.76
2015	BOS Red Sox	MLB	7.43	4.10	1.81	1.06	17.9%	9.9%	8.1%	.288	1.60	.339	70.4%	135	123	4.89
2015	Average		7.76	2.92	2.66	1.02	20.4%	7.7%	12.7%	.251	1.29	.296	72.9%			4.03
2016	PIT	A+	14.40	5.40	2.67	1.80	40.0%	15.0%	25.0%	.118	1.00	.125	83.3%			4.45
2016	PIT	AAA	5.30	4.31	1.23	0.50	13.1%	10.6%	2.4%	.297	1.62	.339	72.5%			4.70
2017	LAD	AAA	8.89	4.19	2.12	0.44	22.2%	10.5%	11.7%	.238	1.38	.309	70.1%			4.27
Total	- - -	MLB	7.52	3.73	2.02	0.73	19.2%	9.5%	9.7%	.255	1.40	.308	70.1%	107	97	3.94
Postseason	- - -	MLB	8.49	3.86	2.20	0.00	23.4%	10.6%	12.8%	.275	1.37	.379	83.3%	34	73	3.03

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2006	BOS	A-	9.38	0.57	16.50	0.00	27.5%	1.7%	25.8%	.174	0.69	.244	84.0%			1.67
2007	BOS	A+	5.27	2.07	2.55	0.38	13.7%	5.4%	8.3%	.270	1.31	.307	59.8%			4.03
2007	BOS	AA	9.16	2.79	3.28	0.62	24.7%	7.5%	17.2%	.224	1.16	.288	63.1%			3.17
2008	BOS	AA	8.69	3.76	2.31	0.00	21.9%	9.5%	12.4%	.247	1.38	.327	60.7%			2.80
2008	BOS	AAA	7.71	0.96	8.00	0.96	22.9%	2.9%	20.0%	.182	0.75	.208	60.6%			3.64
2008	BOS Red Sox (ST)	ST	4.50	4.50	1.00	0.00	11.1%	11.1%	0.0%	.313	1.75	.357	85.7%			4.12
2008	BOS Red Sox	MLB	6.93	4.08	1.70	1.02	18.6%	11.0%	7.7%	.215	1.22	.243	83.3%	70	111	4.69
2008	BOS Red Sox	MLB	8.38	4.66	1.80	0.00	22.5%	12.5%	10.0%	.294	1.55	.400	81.3%	41	75	3.13
2008	Average		6.83	3.39	2.01	1.01	17.5%	8.7%	8.8%	.259	1.39	.296	71.4%			4.39
2009	BOS Red Sox (ST)	ST	8.04	1.15	7.00	1.15	23.3%	3.3%	20.0%	.207	0.89	.238	89.3%			3.93
2009	2 Tms	MLB	8.28	4.18	1.98	0.84	21.0%	10.6%	10.4%	.256	1.45	.314	68.6%	99	93	4.04
2009	BOS Red Sox	MLB	8.38	3.13	2.68	0.88	21.5%	8.0%	13.5%	.256	1.35	.314	69.7%	96	88	3.79
2009	CLE Indians	MLB	8.16	5.49	1.49	0.78	20.3%	13.7%	6.6%	.256	1.59	.315	67.4%	103	100	4.35
2009	Average		6.99	3.46	2.02	1.05	18.0%	8.9%	9.1%	.258	1.39	.295	71.9%			4.42
2010	CLE Guardians (ST)	ST	12.43	2.57	4.83	0.43	29.6%	6.1%	23.5%	.308	1.62	.443	59.5%			2.63
2010	CLE Indians	MLB	7.00	3.65	1.92	0.70	17.5%	9.1%	8.4%	.274	1.50	.324	66.6%	117	96	3.93
2010	Average		7.13	3.28	2.17	0.96	18.5%	8.5%	10.0%	.253	1.35	.293	72.2%			4.20
2011	CLE Guardians (ST)	ST	9.55	2.49	3.83	0.83	24.7%	6.5%	18.3%	.271	1.34	.350	53.2%			3.72
2011	CLE Indians	MLB	6.58	2.71	2.43	0.46	17.4%	7.2%	10.2%	.254	1.28	.302	72.9%	82	83	3.28
2011	Average		7.13	3.11	2.30	0.94	18.6%	8.1%	10.5%	.251	1.32	.291	72.5%			4.12
2012	CLE Guardians (ST)	ST	8.00	2.50	3.20	1.00	19.3%	6.0%	13.3%	.311	1.56	.375	47.9%			4.67
2012	CLE Indians	MLB	6.94	3.84	1.81	0.79	17.5%	9.7%	7.8%	.263	1.45	.309	66.4%	124	101	4.16
2012	Average		7.56	3.05	2.48	1.02	19.8%	8.0%	11.8%	.250	1.31	.293	72.5%			4.12
2013	CLE Guardians (ST)	ST	10.32	2.38	4.33	1.59	26.5%	6.1%	20.4%	.256	1.28	.317	59.1%			4.77
2013	CLE Indians	MLB	9.09	3.54	2.57	0.61	24.3%	9.5%	14.8%	.220	1.20	.285	75.4%	87	85	3.35
2013	CLE Indians	MLB	9.00	0.00	2.00	0.00	28.6%	0.0%	28.6%	.167	0.50	.250	100.0%	0	65	2.55
2013	Average		7.57	3.02	2.51	0.96	19.9%	7.9%	11.9%	.250	1.30	.294	73.5%			4.02
2014	CLE	AAA	7.71	6.17	1.25	0.00	20.0%	16.0%	4.0%	.214	1.46	.281	58.8%			3.70
2014	CLE Guardians (ST)	ST	9.12	2.19	4.17	0.00	27.2%	6.5%	20.7%	.169	0.81	.241	87.0%			2.79
2014	2 Tms	MLB	8.11	4.83	1.68	0.84	19.6%	11.7%	7.9%	.278	1.63	.339	64.8%	155	120	4.50
2014	CLE Indians	MLB	8.54	5.14	1.66	0.55	20.6%	12.4%	8.2%	.275	1.65	.350	65.0%	142	107	4.08
2014	STL Cardinals	MLB	6.75	3.82	1.77	1.76	16.4%	9.3%	7.1%	.285	1.57	.309	64.2%	196	160	5.84
2014	Average		7.73	2.89	2.67	0.86	20.4%	7.6%	12.7%	.247	1.28	.295	73.0%			3.81
2015	BOS	AA	3.86	1.93	2.00	0.00	8.7%	4.3%	4.3%	.381	1.93	.421	80.0%			3.70
2015	BOS	AAA	7.90	4.61	1.71	0.00	22.2%	13.0%	9.3%	.174	1.10	.235	62.5%			3.16
2015	BOS Red Sox (ST)	ST	3.91	2.74	1.43	0.78	10.4%	7.3%	3.1%	.270	1.35	.286	70.9%			4.76
2015	BOS Red Sox	MLB	7.43	4.10	1.81	1.06	17.9%	9.9%	8.1%	.288	1.60	.339	70.4%	135	123	4.89
2015	Average		7.76	2.92	2.66	1.02	20.4%	7.7%	12.7%	.251	1.29	.296	72.9%			4.03
2016	PIT	A+	14.40	5.40	2.67	1.80	40.0%	15.0%	25.0%	.118	1.00	.125	83.3%			4.45
2016	PIT	AAA	5.30	4.31	1.23	0.50	13.1%	10.6%	2.4%	.297	1.62	.339	72.5%			4.70
2017	LAD	AAA	8.89	4.19	2.12	0.44	22.2%	10.5%	11.7%	.238	1.38	.309	70.1%			4.27
Total	- - -	MLB	7.52	3.73	2.02	0.73	19.2%	9.5%	9.7%	.255	1.40	.308	70.1%	107	97	3.94
Postseason	- - -	MLB	8.49	3.86	2.20	0.00	23.4%	10.6%	12.8%	.275	1.37	.379	83.3%	34	73	3.03

Partial SeasonsPostseasonMinor LeaguesSpring TrainingRegular MLB Seasons

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	divider	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2015	BOS Red Sox	MLB	187	88.8	112.8	5.3	8	4.3%	67	35.8%		5.61	4.71
Total	- - -	MLB	187	88.8	112.8	5.3	8	4.3%	67	35.8%		4.31

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	divider	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2015	BOS Red Sox	MLB	187	88.8	112.8	5.3	8	4.3%	67	35.8%		5.61	4.71
Total	- - -	MLB	187	88.8	112.8	5.3	8	4.3%	67	35.8%		4.31

Justin Masterson

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BAL	CHW	LAA
BOS	CLE	OAK
NYY	DET	SEA
TBR	KCR	TEX
TOR	MIN	HOU

ATL	CHC	ARI
MIA	CIN	COL
WSN	MIL	LAD
NYM	PIT	SDP
PHI	STL	SFG