Ronald Herrera

Free Agent (AA)

Age: 29

Bats/Throws: R/R

5'11" / 185

DOB: 5/3/1995

(29 years, 11 months, 27 days)

Stats

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesMLB Regular Season

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
2012	OAK	R	17	2	4	14	14	58.1	6.79	3.09	0.15	.349	75.1%	45.8%	1.3%		2.47		3.21	3.42
2013	OAK	R	18	6	4	14	9	70.2	7.39	1.40	0.38	.330	62.9%	48.2%	3.5%		3.82		3.51	3.65
2013	OAK	A-	18	1	0	2	1	7.2	9.39	2.35	0.00	.385	57.1%	28.0%	0.0%		5.87		2.57	3.30
2013	OAK	MiLB	18	7	4	16	10	78.1	7.58	1.49	0.34	.336	62.1%	46.1%	3.2%		4.02		3.42	3.62
2014	SDP	A	19	3	5	17	16	82.1	5.14	1.64	0.55	.317	64.5%	38.0%	4.3%		4.26		3.90	4.25
2014	OAK	A	19	3	4	9	9	50.2	6.22	1.78	1.07	.296	70.5%	44.0%	9.0%		3.38		4.53	4.07
2014	---	MiLB	19	6	9	26	25	133.0	5.55	1.69	0.74	.309	66.6%	40.2%	6.0%		3.92		4.14	4.18
2015	SDP	A+	20	5	6	18	17	102.0	6.09	2.47	0.53	.297	68.2%	40.0%	4.3%		3.88		4.16	4.98
2015	SDP	AA	20	3	1	8	8	43.2	7.21	2.89	0.82	.317	67.3%	36.2%	6.3%		4.53		4.05	4.39
2015	SDP	MiLB	20	8	7	26	25	145.2	6.43	2.59	0.62	.303	67.9%	38.9%	4.9%		4.08		4.13	4.80
2016	NYY	AA	21	10	7	23	23	132.0	8.39	2.39	0.61	.323	69.3%	42.9%	6.3%		3.75		3.27	3.49
2016	NYY	AAA	21	0	1	1	1	5.0	14.40	5.40	1.80	.500	58.1%	61.5%	25.0%		9.00		4.37	2.61
2016	NYY	MiLB	21	10	8	24	24	137.0	8.61	2.50	0.66	.328	68.7%	43.5%	6.8%		3.94		3.31	3.46
2017	NYY	R	22	0	1	3	3	9.0	9.00	0.00	0.00	.481	71.4%	48.1%	0.0%		4.00		1.76	2.32
2017	NYY	AA	22	8	0	9	9	56.0	6.75	1.93	0.32	.209	84.1%	48.3%	3.9%		1.13		2.94	3.56
2017	NYY	AAA	22	0	0	2	2	10.1	5.23	2.61	1.74	.133	41.7%	25.8%	10.0%		4.35		5.85	5.69
2017	NYY	MiLB	22	8	1	14	14	75.1	6.81	1.79	0.48	.233	76.8%	44.9%	5.0%		1.91		3.20	3.70
2017	NYY	MLB	22	0	1	2	0	3.0	9.00	3.00	3.00	.250	83.3%	66.7%	50.0%	92.0	6.00	8.44	7.49	4.34	-0.1
2019	TEX	AA	24	2	6	13	12	61.2	6.42	1.61	1.75	.327	63.0%	38.5%	13.0%		6.13		5.23	4.81
2019	TEX	AAA	24	1	4	8	5	18.2	8.20	4.82	4.34	.339	44.2%	36.4%	36.0%		13.02		10.33	6.85
2019	TEX	MiLB	24	3	10	21	17	80.1	6.83	2.35	2.35	.330	57.8%	38.0%	17.9%		7.73		6.42	5.28
2022	WSN	AA	27	5	9	24	24	129.0	7.95	2.37	1.12	.287	64.4%	39.8%	12.3%		4.40		4.17	4.12
2022	WSN	AAA	27	0	0	1	0	2.0	13.50	9.00	9.00	.400	31.3%	28.6%	100.0%		22.50		16.51	5.16
2022	WSN	MiLB	27	5	9	25	24	131.0	8.04	2.47	1.24	.288	63.7%	39.6%	13.6%		4.67		4.36	4.13
2023	WSN	AA	28	0	3	5	5	24.1	10.73	2.59	0.37	.344	49.0%	33.3%	4.8%		4.81		2.29	3.00
2025	Steamer	PROJ	30	0	0	0	0	1.0	6.26	2.81	1.43	.290	70.2%	41.0%			4.75		4.90	4.75	0.0
2025	OOPSY	PROJ	30	0	0	1	1	5.1	5.89	2.99	1.21	.291	65.1%				4.86		4.73		0.0
2025	Steamer	ROS	30	0	0	0	0	1.0	6.23	2.93	1.40	.290	70.4%				4.73		4.81		0.0
Total	- - -	MLB		0	1	2	0	3.0	9.00	3.00	3.00	.250	83.3%	66.7%	50.0%	92.0	6.00		7.49	4.34	-0.1

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
2012	OAK	R	17	2	4	14	14	58.1	6.79	3.09	0.15	.349	75.1%	45.8%	1.3%		2.47		3.21	3.42
2013	OAK	R	18	6	4	14	9	70.2	7.39	1.40	0.38	.330	62.9%	48.2%	3.5%		3.82		3.51	3.65
2013	OAK	A-	18	1	0	2	1	7.2	9.39	2.35	0.00	.385	57.1%	28.0%	0.0%		5.87		2.57	3.30
2013	OAK	MiLB	18	7	4	16	10	78.1	7.58	1.49	0.34	.336	62.1%	46.1%	3.2%		4.02		3.42	3.62
2014	SDP	A	19	3	5	17	16	82.1	5.14	1.64	0.55	.317	64.5%	38.0%	4.3%		4.26		3.90	4.25
2014	OAK	A	19	3	4	9	9	50.2	6.22	1.78	1.07	.296	70.5%	44.0%	9.0%		3.38		4.53	4.07
2014	---	MiLB	19	6	9	26	25	133.0	5.55	1.69	0.74	.309	66.6%	40.2%	6.0%		3.92		4.14	4.18
2015	SDP	A+	20	5	6	18	17	102.0	6.09	2.47	0.53	.297	68.2%	40.0%	4.3%		3.88		4.16	4.98
2015	SDP	AA	20	3	1	8	8	43.2	7.21	2.89	0.82	.317	67.3%	36.2%	6.3%		4.53		4.05	4.39
2015	SDP	MiLB	20	8	7	26	25	145.2	6.43	2.59	0.62	.303	67.9%	38.9%	4.9%		4.08		4.13	4.80
2016	NYY	AA	21	10	7	23	23	132.0	8.39	2.39	0.61	.323	69.3%	42.9%	6.3%		3.75		3.27	3.49
2016	NYY	AAA	21	0	1	1	1	5.0	14.40	5.40	1.80	.500	58.1%	61.5%	25.0%		9.00		4.37	2.61
2016	NYY	MiLB	21	10	8	24	24	137.0	8.61	2.50	0.66	.328	68.7%	43.5%	6.8%		3.94		3.31	3.46
2017	NYY	R	22	0	1	3	3	9.0	9.00	0.00	0.00	.481	71.4%	48.1%	0.0%		4.00		1.76	2.32
2017	NYY	AA	22	8	0	9	9	56.0	6.75	1.93	0.32	.209	84.1%	48.3%	3.9%		1.13		2.94	3.56
2017	NYY	AAA	22	0	0	2	2	10.1	5.23	2.61	1.74	.133	41.7%	25.8%	10.0%		4.35		5.85	5.69
2017	NYY	MiLB	22	8	1	14	14	75.1	6.81	1.79	0.48	.233	76.8%	44.9%	5.0%		1.91		3.20	3.70
2017	NYY	MLB	22	0	1	2	0	3.0	9.00	3.00	3.00	.250	83.3%	66.7%	50.0%	92.0	6.00	8.44	7.49	4.34	-0.1
2019	TEX	AA	24	2	6	13	12	61.2	6.42	1.61	1.75	.327	63.0%	38.5%	13.0%		6.13		5.23	4.81
2019	TEX	AAA	24	1	4	8	5	18.2	8.20	4.82	4.34	.339	44.2%	36.4%	36.0%		13.02		10.33	6.85
2019	TEX	MiLB	24	3	10	21	17	80.1	6.83	2.35	2.35	.330	57.8%	38.0%	17.9%		7.73		6.42	5.28
2022	WSN	AA	27	5	9	24	24	129.0	7.95	2.37	1.12	.287	64.4%	39.8%	12.3%		4.40		4.17	4.12
2022	WSN	AAA	27	0	0	1	0	2.0	13.50	9.00	9.00	.400	31.3%	28.6%	100.0%		22.50		16.51	5.16
2022	WSN	MiLB	27	5	9	25	24	131.0	8.04	2.47	1.24	.288	63.7%	39.6%	13.6%		4.67		4.36	4.13
2023	WSN	AA	28	0	3	5	5	24.1	10.73	2.59	0.37	.344	49.0%	33.3%	4.8%		4.81		2.29	3.00
2025	Steamer	PROJ	30	0	0	0	0	1.0	6.26	2.81	1.43	.290	70.2%	41.0%			4.75		4.90	4.75	0.0
2025	OOPSY	PROJ	30	0	0	1	1	5.1	5.89	2.99	1.21	.291	65.1%				4.86		4.73		0.0
2025	Steamer	ROS	30	0	0	0	0	1.0	6.23	2.93	1.40	.290	70.4%				4.73		4.81		0.0
Total	- - -	MLB		0	1	2	0	3.0	9.00	3.00	3.00	.250	83.3%	66.7%	50.0%	92.0	6.00		7.49	4.34	-0.1

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesMLB Regular Season

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
2012	OAK	R	2	4	2.47	14	14		1	0	0	0	58.1	257	66	24	16	1	20	0	6	6	0	44
2013	OAK	R	6	4	3.82	14	9		0	0	0	0	70.2	296	76	36	30	3	11	0	3	3	2	58
2013	OAK	A-	1	0	5.87	2	1		0	0	0	0	7.2	38	10	6	5	0	2	0	2	0	0	8
2013	OAK	MiLB	7	4	4.02	16	10		0	0	0	0	78.1	334	86	42	35	3	13	0	5	3	2	66
2014	SDP	A	3	5	4.26	17	16		0	0	0	0	82.1	351	93	45	39	5	15	0	6	3	1	47
2014	OAK	A	3	4	3.38	9	9		0	0	0	0	50.2	215	53	26	19	6	10	0	5	1	1	35
2014	---	MiLB	6	9	3.92	26	25		0	0	0	0	133.0	566	146	71	58	11	25	0	11	4	2	82
2015	SDP	A+	5	6	3.88	18	17		0	0	0	0	102.0	424	100	48	44	6	28	0	5	7	1	69
2015	SDP	AA	3	1	4.53	8	8		1	1	0	0	43.2	195	48	25	22	4	14	0	3	1	1	35
2015	SDP	MiLB	8	7	4.08	26	25		1	1	0	0	145.2	619	148	73	66	10	42	0	8	8	2	104
2016	NYY	AA	10	7	3.75	23	23		0	0	0	0	132.0	549	131	61	55	9	35	0	4	4	0	123
2016	NYY	AAA	0	1	9.00	1	1		0	0	0	0	5.0	24	7	5	5	1	3	0	0	1	0	8
2016	NYY	MiLB	10	8	3.94	24	24		0	0	0	0	137.0	573	138	66	60	10	38	0	4	5	0	131
2017	NYY	R	0	1	4.00	3	3		0	0	0	0	9.0	37	13	4	4	0	0	0	1	0	0	9
2017	NYY	AA	8	0	1.13	9	9		0	0	0	0	56.0	211	34	10	7	2	12	0	2	1	0	42
2017	NYY	AAA	0	0	4.35	2	2		0	0	0	0	10.1	42	6	7	5	2	3	0	1	0	0	6
2017	NYY	MiLB	8	1	1.91	14	14		0	0	0	0	75.1	290	53	21	16	4	15	0	4	1	0	57
2017	NYY	MLB	0	1	6.00	2	0	0	0	0	0	0	3.0	14	3	2	2	1	1	0	1	0	0	3
2019	TEX	AA	2	6	6.13	13	12		0	0	1	0	61.2	275	79	45	42	12	11	0	3	5	0	44
2019	TEX	AAA	1	4	13.02	8	5		0	0	0	1	18.2	98	29	29	27	9	10	0	3	0	1	17
2019	TEX	MiLB	3	10	7.73	21	17		0	0	1	1	80.1	373	108	74	69	21	21	0	6	5	1	61
2022	WSN	AA	5	9	4.40	24	24		1	0	0	0	129.0	532	120	71	63	16	34	0	5	5	0	114
2022	WSN	AAA	0	0	22.50	1	0		0	0	0	0	2.0	12	4	5	5	2	2	0	0	0	0	3
2022	WSN	MiLB	5	9	4.67	25	24		1	0	0	0	131.0	544	124	76	68	18	36	0	5	5	0	117
2023	WSN	AA	0	3	4.81	5	5		0	0	0	0	24.1	101	23	16	13	1	7	0	0	2	0	29
2025	Steamer	PROJ	0	0	4.75	0	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2025	OOPSY	PROJ	0	0	4.86	1	1	0			0		5.1	21	5	3	3	1	2	0	0			3
2025	Steamer	ROS	0	0	4.73	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
Total	- - -	MLB	0	1	6.00	2	0	0	0	0	0	0	3.0	14	3	2	2	1	1	0	1	0	0	3

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
2012	OAK	R	2	4	2.47	14	14		1	0	0	0	58.1	257	66	24	16	1	20	0	6	6	0	44
2013	OAK	R	6	4	3.82	14	9		0	0	0	0	70.2	296	76	36	30	3	11	0	3	3	2	58
2013	OAK	A-	1	0	5.87	2	1		0	0	0	0	7.2	38	10	6	5	0	2	0	2	0	0	8
2013	OAK	MiLB	7	4	4.02	16	10		0	0	0	0	78.1	334	86	42	35	3	13	0	5	3	2	66
2014	SDP	A	3	5	4.26	17	16		0	0	0	0	82.1	351	93	45	39	5	15	0	6	3	1	47
2014	OAK	A	3	4	3.38	9	9		0	0	0	0	50.2	215	53	26	19	6	10	0	5	1	1	35
2014	---	MiLB	6	9	3.92	26	25		0	0	0	0	133.0	566	146	71	58	11	25	0	11	4	2	82
2015	SDP	A+	5	6	3.88	18	17		0	0	0	0	102.0	424	100	48	44	6	28	0	5	7	1	69
2015	SDP	AA	3	1	4.53	8	8		1	1	0	0	43.2	195	48	25	22	4	14	0	3	1	1	35
2015	SDP	MiLB	8	7	4.08	26	25		1	1	0	0	145.2	619	148	73	66	10	42	0	8	8	2	104
2016	NYY	AA	10	7	3.75	23	23		0	0	0	0	132.0	549	131	61	55	9	35	0	4	4	0	123
2016	NYY	AAA	0	1	9.00	1	1		0	0	0	0	5.0	24	7	5	5	1	3	0	0	1	0	8
2016	NYY	MiLB	10	8	3.94	24	24		0	0	0	0	137.0	573	138	66	60	10	38	0	4	5	0	131
2017	NYY	R	0	1	4.00	3	3		0	0	0	0	9.0	37	13	4	4	0	0	0	1	0	0	9
2017	NYY	AA	8	0	1.13	9	9		0	0	0	0	56.0	211	34	10	7	2	12	0	2	1	0	42
2017	NYY	AAA	0	0	4.35	2	2		0	0	0	0	10.1	42	6	7	5	2	3	0	1	0	0	6
2017	NYY	MiLB	8	1	1.91	14	14		0	0	0	0	75.1	290	53	21	16	4	15	0	4	1	0	57
2017	NYY	MLB	0	1	6.00	2	0	0	0	0	0	0	3.0	14	3	2	2	1	1	0	1	0	0	3
2019	TEX	AA	2	6	6.13	13	12		0	0	1	0	61.2	275	79	45	42	12	11	0	3	5	0	44
2019	TEX	AAA	1	4	13.02	8	5		0	0	0	1	18.2	98	29	29	27	9	10	0	3	0	1	17
2019	TEX	MiLB	3	10	7.73	21	17		0	0	1	1	80.1	373	108	74	69	21	21	0	6	5	1	61
2022	WSN	AA	5	9	4.40	24	24		1	0	0	0	129.0	532	120	71	63	16	34	0	5	5	0	114
2022	WSN	AAA	0	0	22.50	1	0		0	0	0	0	2.0	12	4	5	5	2	2	0	0	0	0	3
2022	WSN	MiLB	5	9	4.67	25	24		1	0	0	0	131.0	544	124	76	68	18	36	0	5	5	0	117
2023	WSN	AA	0	3	4.81	5	5		0	0	0	0	24.1	101	23	16	13	1	7	0	0	2	0	29
2025	Steamer	PROJ	0	0	4.75	0	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2025	OOPSY	PROJ	0	0	4.86	1	1	0			0		5.1	21	5	3	3	1	2	0	0			3
2025	Steamer	ROS	0	0	4.73	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1
Total	- - -	MLB	0	1	6.00	2	0	0	0	0	0	0	3.0	14	3	2	2	1	1	0	1	0	0	3

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesMLB Regular SeasonAverages

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
2012	OAK	R	6.79	3.09	2.20	0.15	17.1%	7.8%	9.3%	.286	1.47	.349	75.1%	76	93	3.21
2013	OAK	R	7.39	1.40	5.27	0.38	19.6%	3.7%	15.9%	.270	1.23	.330	62.9%	96	87	3.51
2013	OAK	A-	9.39	2.35	4.00	0.00	21.1%	5.3%	15.8%	.294	1.57	.385	57.1%	193	82	2.57
2013	OAK	MiLB	7.58	1.49	5.08	0.34	19.8%	3.9%	15.9%	.272	1.26	.336	62.1%	105	86	3.42
2014	SDP	A	5.14	1.64	3.13	0.55	13.4%	4.3%	9.1%	.282	1.31	.317	64.5%	108	104	3.90
2014	OAK	A	6.22	1.78	3.50	1.07	16.3%	4.7%	11.6%	.265	1.24	.296	70.5%	87	119	4.53
2014	---	MiLB	5.55	1.69	3.28	0.74	14.5%	4.4%	10.1%	.275	1.29	.309	66.6%	100	109	4.14
2015	SDP	A+	6.09	2.47	2.46	0.53	16.3%	6.6%	9.7%	.256	1.25	.297	68.2%	98	104	4.16
2015	SDP	AA	7.21	2.89	2.50	0.82	17.9%	7.2%	10.8%	.270	1.42	.317	67.3%	122	107	4.05
2015	SDP	MiLB	6.43	2.59	2.48	0.62	16.8%	6.8%	10.0%	.260	1.30	.303	67.9%	105	105	4.13
2016	NYY	AA	8.39	2.39	3.51	0.61	22.4%	6.4%	16.0%	.257	1.26	.323	69.3%	99	85	3.27
2016	NYY	AAA	14.40	5.40	2.67	1.80	33.3%	12.5%	20.8%	.333	2.00	.500	58.1%	249	120	4.37
2016	NYY	MiLB	8.61	2.50	3.45	0.66	22.9%	6.6%	16.2%	.260	1.28	.328	68.7%	105	86	3.31
2017	NYY	R	9.00	0.00	9.00	0.00	24.3%	0.0%	24.3%	.361	1.44	.481	71.4%	105	45	1.76
2017	NYY	AA	6.75	1.93	3.50	0.32	19.9%	5.7%	14.2%	.173	0.82	.209	84.1%	30	75	2.94
2017	NYY	AAA	5.23	2.61	2.00	1.74	14.3%	7.1%	7.1%	.158	0.87	.133	41.7%	109	146	5.85
2017	NYY	MiLB	6.81	1.79	3.80	0.48	19.7%	5.2%	14.5%	.196	0.90	.233	76.8%	50	81	3.20
2017	NYY	MLB	9.00	3.00	3.00	3.00	21.4%	7.1%	14.3%	.250	1.33	.250	83.3%	138	167	7.49
2017			8.34	3.29	2.53	1.27	21.6%	8.5%	13.1%	.252	1.34	.297	72.6%			4.40
2019	TEX	AA	6.42	1.61	4.00	1.75	16.0%	4.0%	12.0%	.303	1.46	.327	63.0%	150	128	5.23
2019	TEX	AAA	8.20	4.82	1.70	4.34	17.3%	10.2%	7.1%	.341	2.09	.339	44.2%	238	193	10.33
2019	TEX	MiLB	6.83	2.35	2.90	2.35	16.4%	5.6%	10.7%	.312	1.61	.330	57.8%	170	143	6.42
2022	WSN	AA	7.95	2.37	3.35	1.12	21.4%	6.4%	15.0%	.243	1.19	.287	64.4%	104	96	4.17
2022	WSN	AAA	13.50	9.00	1.50	9.00	25.0%	16.7%	8.3%	.400	3.00	.400	31.3%	489	361	16.51
2022	WSN	MiLB	8.04	2.47	3.25	1.24	21.5%	6.6%	14.9%	.247	1.22	.288	63.7%	110	100	4.36
2023	WSN	AA	10.73	2.59	4.14	0.37	28.7%	6.9%	21.8%	.245	1.23	.344	49.0%	116	54	2.29
2025	Steamer	PROJ	6.26	2.81	2.23	1.43	16.1%	7.2%	8.9%	.268	1.37	.290	70.2%			4.90
2025	OOPSY	PROJ	5.89	2.99	1.97	1.21	15.7%	8.0%	7.7%	.266	1.34	.291	65.1%			4.73
2025	Steamer	ROS	6.23	2.93	2.13	1.40	16.0%	7.5%	8.5%	.267	1.39	.290	70.4%			4.81
Total	- - -	MLB	9.00	3.00	3.00	3.00	21.4%	7.1%	14.3%	.250	1.33	.250	83.3%	138	167	7.49

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
2012	OAK	R	6.79	3.09	2.20	0.15	17.1%	7.8%	9.3%	.286	1.47	.349	75.1%	76	93	3.21
2013	OAK	R	7.39	1.40	5.27	0.38	19.6%	3.7%	15.9%	.270	1.23	.330	62.9%	96	87	3.51
2013	OAK	A-	9.39	2.35	4.00	0.00	21.1%	5.3%	15.8%	.294	1.57	.385	57.1%	193	82	2.57
2013	OAK	MiLB	7.58	1.49	5.08	0.34	19.8%	3.9%	15.9%	.272	1.26	.336	62.1%	105	86	3.42
2014	SDP	A	5.14	1.64	3.13	0.55	13.4%	4.3%	9.1%	.282	1.31	.317	64.5%	108	104	3.90
2014	OAK	A	6.22	1.78	3.50	1.07	16.3%	4.7%	11.6%	.265	1.24	.296	70.5%	87	119	4.53
2014	---	MiLB	5.55	1.69	3.28	0.74	14.5%	4.4%	10.1%	.275	1.29	.309	66.6%	100	109	4.14
2015	SDP	A+	6.09	2.47	2.46	0.53	16.3%	6.6%	9.7%	.256	1.25	.297	68.2%	98	104	4.16
2015	SDP	AA	7.21	2.89	2.50	0.82	17.9%	7.2%	10.8%	.270	1.42	.317	67.3%	122	107	4.05
2015	SDP	MiLB	6.43	2.59	2.48	0.62	16.8%	6.8%	10.0%	.260	1.30	.303	67.9%	105	105	4.13
2016	NYY	AA	8.39	2.39	3.51	0.61	22.4%	6.4%	16.0%	.257	1.26	.323	69.3%	99	85	3.27
2016	NYY	AAA	14.40	5.40	2.67	1.80	33.3%	12.5%	20.8%	.333	2.00	.500	58.1%	249	120	4.37
2016	NYY	MiLB	8.61	2.50	3.45	0.66	22.9%	6.6%	16.2%	.260	1.28	.328	68.7%	105	86	3.31
2017	NYY	R	9.00	0.00	9.00	0.00	24.3%	0.0%	24.3%	.361	1.44	.481	71.4%	105	45	1.76
2017	NYY	AA	6.75	1.93	3.50	0.32	19.9%	5.7%	14.2%	.173	0.82	.209	84.1%	30	75	2.94
2017	NYY	AAA	5.23	2.61	2.00	1.74	14.3%	7.1%	7.1%	.158	0.87	.133	41.7%	109	146	5.85
2017	NYY	MiLB	6.81	1.79	3.80	0.48	19.7%	5.2%	14.5%	.196	0.90	.233	76.8%	50	81	3.20
2017	NYY	MLB	9.00	3.00	3.00	3.00	21.4%	7.1%	14.3%	.250	1.33	.250	83.3%	138	167	7.49
2017			8.34	3.29	2.53	1.27	21.6%	8.5%	13.1%	.252	1.34	.297	72.6%			4.40
2019	TEX	AA	6.42	1.61	4.00	1.75	16.0%	4.0%	12.0%	.303	1.46	.327	63.0%	150	128	5.23
2019	TEX	AAA	8.20	4.82	1.70	4.34	17.3%	10.2%	7.1%	.341	2.09	.339	44.2%	238	193	10.33
2019	TEX	MiLB	6.83	2.35	2.90	2.35	16.4%	5.6%	10.7%	.312	1.61	.330	57.8%	170	143	6.42
2022	WSN	AA	7.95	2.37	3.35	1.12	21.4%	6.4%	15.0%	.243	1.19	.287	64.4%	104	96	4.17
2022	WSN	AAA	13.50	9.00	1.50	9.00	25.0%	16.7%	8.3%	.400	3.00	.400	31.3%	489	361	16.51
2022	WSN	MiLB	8.04	2.47	3.25	1.24	21.5%	6.6%	14.9%	.247	1.22	.288	63.7%	110	100	4.36
2023	WSN	AA	10.73	2.59	4.14	0.37	28.7%	6.9%	21.8%	.245	1.23	.344	49.0%	116	54	2.29
2025	Steamer	PROJ	6.26	2.81	2.23	1.43	16.1%	7.2%	8.9%	.268	1.37	.290	70.2%			4.90
2025	OOPSY	PROJ	5.89	2.99	1.97	1.21	15.7%	8.0%	7.7%	.266	1.34	.291	65.1%			4.73
2025	Steamer	ROS	6.23	2.93	2.13	1.40	16.0%	7.5%	8.5%	.267	1.39	.290	70.4%			4.81
Total	- - -	MLB	9.00	3.00	3.00	3.00	21.4%	7.1%	14.3%	.250	1.33	.250	83.3%	138	167	7.49

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesMLB Regular Season

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
2017	NYY	MLB	9	90.6	104.9	2.9	1	11.1%	5	55.6%		6.00	8.44
Total	- - -	MLB	9	90.6	104.9	2.9	1	11.1%	5	55.6%		6.00

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
2017	NYY	MLB	9	90.6	104.9	2.9	1	11.1%	5	55.6%		6.00	8.44
Total	- - -	MLB	9	90.6	104.9	2.9	1	11.1%	5	55.6%		6.00

Ronald Herrera

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

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