Batting

Pitching

Yaisel Sierra

Free Agent (AAA)

P

Age: 33

Bats/Throws: R/R

6'1" / 170

DOB: 6/5/1991

(33 years, 10 months, 26 days)

P

Stats

Minor LeaguesSpring Training

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	divider	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	divider	vFA vFA - Fourseam Fastball velocity (Pitch Info)	divider	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
2016	LAD	A+	25	5	5	0	20	13	74.0		7.91	3.04	1.09	.344	63.9%	47.6%	14.3%				6.20		4.84	4.33
2016	LAD	AA	25	1	2	0	10	0	14.2		12.89	3.07	0.00	.368	52.6%	58.3%	0.0%				4.30		1.34	2.06
2016	LAD	MiLB	25	6	7	0	30	13	88.2		8.73	3.05	0.91	.347	62.2%	49.1%	12.5%				5.89		4.26	3.96
2016	LAD	ST	25	0	0	0	1	0	1.0		0.00	0.00	0.00	.000	100.0%	0.0%	0.0%				0.00		3.73	6.92
2017	LAD	AA	26	5	0	4	26	0	49.2		11.60	2.90	0.18	.357	73.5%	51.2%	3.3%				2.54		2.03	2.46
2017	LAD	AAA	26	0	1	0	13	0	21.1		8.44	6.33	0.84	.323	78.9%	62.3%	15.4%				4.22		5.17	4.78
2017	LAD	MiLB	26	5	1	4	39	0	71.0		10.65	3.93	0.38	.346	75.4%	54.8%	7.0%				3.04		2.97	3.16
2017	LAD	ST	26	0	0	0	7	0	14.1		5.65	5.65	0.63	.268	76.5%	65.9%	10.0%				3.14		5.19	5.41
2018	LAD	ST	27	0	0	0	4	0	3.2		12.27	12.27	0.00	.500	45.5%	45.5%	0.0%				9.82		4.97	7.75
2019	LAD	R	28	0	0	0	3	1	3.0		18.00	0.00	0.00	.556	80.0%	44.4%	0.0%				3.00		0.27	1.08
2021	LAD	AAA	30	0	1	0	23	0	16.1		9.92	6.61	3.31	.492	56.7%	47.0%	35.3%				13.78		8.89	6.12

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	divider	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	divider	vFA vFA - Fourseam Fastball velocity (Pitch Info)	divider	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
2016	LAD	A+	25	5	5	0	20	13	74.0		7.91	3.04	1.09	.344	63.9%	47.6%	14.3%				6.20		4.84	4.33
2016	LAD	AA	25	1	2	0	10	0	14.2		12.89	3.07	0.00	.368	52.6%	58.3%	0.0%				4.30		1.34	2.06
2016	LAD	MiLB	25	6	7	0	30	13	88.2		8.73	3.05	0.91	.347	62.2%	49.1%	12.5%				5.89		4.26	3.96
2016	LAD	ST	25	0	0	0	1	0	1.0		0.00	0.00	0.00	.000	100.0%	0.0%	0.0%				0.00		3.73	6.92
2017	LAD	AA	26	5	0	4	26	0	49.2		11.60	2.90	0.18	.357	73.5%	51.2%	3.3%				2.54		2.03	2.46
2017	LAD	AAA	26	0	1	0	13	0	21.1		8.44	6.33	0.84	.323	78.9%	62.3%	15.4%				4.22		5.17	4.78
2017	LAD	MiLB	26	5	1	4	39	0	71.0		10.65	3.93	0.38	.346	75.4%	54.8%	7.0%				3.04		2.97	3.16
2017	LAD	ST	26	0	0	0	7	0	14.1		5.65	5.65	0.63	.268	76.5%	65.9%	10.0%				3.14		5.19	5.41
2018	LAD	ST	27	0	0	0	4	0	3.2		12.27	12.27	0.00	.500	45.5%	45.5%	0.0%				9.82		4.97	7.75
2019	LAD	R	28	0	0	0	3	1	3.0		18.00	0.00	0.00	.556	80.0%	44.4%	0.0%				3.00		0.27	1.08
2021	LAD	AAA	30	0	1	0	23	0	16.1		9.92	6.61	3.31	.492	56.7%	47.0%	35.3%				13.78		8.89	6.12

Minor LeaguesSpring Training

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	SV SV - Saves	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
2016	LAD	A+	5	5	6.20	20	13		0	0	0	1	1	74.0	333	87	51	51	9	25	0	7	8	2	65
2016	LAD	AA	1	2	4.30	10	0		0	0	0	3	1	14.2	64	14	9	7	0	5	0	0	2	1	21
2016	LAD	MiLB	6	7	5.89	30	13		0	0	0	4	2	88.2	397	101	60	58	9	30	0	7	10	3	86
2016	LAD	ST	0	0	0.00	1	0		0	0	0	0	0	1.0	3	0	0	0	0	0	0	0	0	0	0
2017	LAD	AA	5	0	2.54	26	0		0	0	4	1	3	49.2	211	47	18	14	1	16	1	1	7	2	64
2017	LAD	AAA	0	1	4.22	13	0		0	0	0	1	1	21.1	99	22	10	10	2	15	1	0	1	2	20
2017	LAD	MiLB	5	1	3.04	39	0		0	0	4	2	4	71.0	310	69	28	24	3	31	2	1	8	4	84
2017	LAD	ST	0	0	3.14	7	0		0	0	0	2	0	14.1	60	12	6	5	1	9	0	0	0	1	9
2018	LAD	ST	0	0	9.82	4	0		0	0	0	2	0	3.2	22	6	6	4	0	5	0	0	0	0	5
2019	LAD	R	0	0	3.00	3	1		0	0	0	0	0	3.0	15	5	1	1	0	0	0	0	1	0	6
2021	LAD	AAA	0	1	13.78	23	0		0	0	0	1	1	16.1	98	36	26	25	6	12	0	1	11	0	18

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	SV SV - Saves	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
2016	LAD	A+	5	5	6.20	20	13		0	0	0	1	1	74.0	333	87	51	51	9	25	0	7	8	2	65
2016	LAD	AA	1	2	4.30	10	0		0	0	0	3	1	14.2	64	14	9	7	0	5	0	0	2	1	21
2016	LAD	MiLB	6	7	5.89	30	13		0	0	0	4	2	88.2	397	101	60	58	9	30	0	7	10	3	86
2016	LAD	ST	0	0	0.00	1	0		0	0	0	0	0	1.0	3	0	0	0	0	0	0	0	0	0	0
2017	LAD	AA	5	0	2.54	26	0		0	0	4	1	3	49.2	211	47	18	14	1	16	1	1	7	2	64
2017	LAD	AAA	0	1	4.22	13	0		0	0	0	1	1	21.1	99	22	10	10	2	15	1	0	1	2	20
2017	LAD	MiLB	5	1	3.04	39	0		0	0	4	2	4	71.0	310	69	28	24	3	31	2	1	8	4	84
2017	LAD	ST	0	0	3.14	7	0		0	0	0	2	0	14.1	60	12	6	5	1	9	0	0	0	1	9
2018	LAD	ST	0	0	9.82	4	0		0	0	0	2	0	3.2	22	6	6	4	0	5	0	0	0	0	5
2019	LAD	R	0	0	3.00	3	1		0	0	0	0	0	3.0	15	5	1	1	0	0	0	0	1	0	6
2021	LAD	AAA	0	1	13.78	23	0		0	0	0	1	1	16.1	98	36	26	25	6	12	0	1	11	0	18

Minor LeaguesSpring TrainingAverages

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)	divider	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	divider	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	divider	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	divider	FIP FIP - Fielder Independent Pitching on an ERA scale
2016	LAD	A+	7.91	3.04	2.60	1.09		19.5%	7.5%	12.0%		.289	1.51	.344	63.9%		141	112		4.84
2016	LAD	AA	12.89	3.07	4.20	0.00		32.8%	7.8%	25.0%		.237	1.30	.368	52.6%		116	35		1.34
2016	LAD	MiLB	8.73	3.05	2.87	0.91		21.7%	7.6%	14.1%		.281	1.48	.347	62.2%		137	99		4.26
2016	LAD	ST	0.00	0.00	0.00	0.00		0.0%	0.0%	0.0%		.000	0.00	.000	100.0%		0	80		3.73
2017	LAD	AA	11.60	2.90	4.00	0.18		30.3%	7.6%	22.7%		.242	1.27	.357	73.5%		64	49		2.03
2017	LAD	AAA	8.44	6.33	1.33	0.84		20.2%	15.2%	5.1%		.262	1.73	.323	78.9%		89	110		5.17
2017	LAD	MiLB	10.65	3.93	2.71	0.38		27.1%	10.0%	17.1%		.248	1.41	.346	75.4%		72	68		2.97
2017	LAD	ST	5.65	5.65	1.00	0.63		15.0%	15.0%	0.0%		.235	1.47	.268	76.5%		68	113		5.19
2018	LAD	ST	12.27	12.27	1.00	0.00		22.7%	22.7%	0.0%		.353	3.00	.500	45.5%		216	108		4.97
2019	LAD	R	18.00	0.00	6.00	0.00		40.0%	0.0%	40.0%		.333	1.67	.556	80.0%		71	6		0.27
2021	LAD	AAA	9.92	6.61	1.50	3.31		18.4%	12.2%	6.1%		.424	2.94	.492	56.7%		262	168		8.89

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)	divider	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	divider	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	divider	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	divider	FIP FIP - Fielder Independent Pitching on an ERA scale
2016	LAD	A+	7.91	3.04	2.60	1.09		19.5%	7.5%	12.0%		.289	1.51	.344	63.9%		141	112		4.84
2016	LAD	AA	12.89	3.07	4.20	0.00		32.8%	7.8%	25.0%		.237	1.30	.368	52.6%		116	35		1.34
2016	LAD	MiLB	8.73	3.05	2.87	0.91		21.7%	7.6%	14.1%		.281	1.48	.347	62.2%		137	99		4.26
2016	LAD	ST	0.00	0.00	0.00	0.00		0.0%	0.0%	0.0%		.000	0.00	.000	100.0%		0	80		3.73
2017	LAD	AA	11.60	2.90	4.00	0.18		30.3%	7.6%	22.7%		.242	1.27	.357	73.5%		64	49		2.03
2017	LAD	AAA	8.44	6.33	1.33	0.84		20.2%	15.2%	5.1%		.262	1.73	.323	78.9%		89	110		5.17
2017	LAD	MiLB	10.65	3.93	2.71	0.38		27.1%	10.0%	17.1%		.248	1.41	.346	75.4%		72	68		2.97
2017	LAD	ST	5.65	5.65	1.00	0.63		15.0%	15.0%	0.0%		.235	1.47	.268	76.5%		68	113		5.19
2018	LAD	ST	12.27	12.27	1.00	0.00		22.7%	22.7%	0.0%		.353	3.00	.500	45.5%		216	108		4.97
2019	LAD	R	18.00	0.00	6.00	0.00		40.0%	0.0%	40.0%		.333	1.67	.556	80.0%		71	6		0.27
2021	LAD	AAA	9.92	6.61	1.50	3.31		18.4%	12.2%	6.1%		.424	2.94	.492	56.7%		262	168		8.89