Leomar Rosario

Houston Astros (A)

Age: 21

Bats/Throws: R/R

6'6" / 217

DOB: 6/11/2003

(21 years, 11 months, 30 days)

Stats

Preseason ProjectionsIn-Season ProjectionsMinor Leagues

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	ERA ERA - Earned Run Average ((ER*9)/IP)	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
2022	HOU	DSL	19	0	2	11	5	28.0	9.32	8.68	0.32	.286	56.7%	46.4%	5.0%	6.43	5.20	5.24
2023	HOU	CPX	20	1	1	6	1	15.2	9.19	9.19	0.57	.317	67.6%	42.5%	9.1%	6.32	5.99	5.88
2025	Steamer	PROJ	22	0	0	1	0	1.0	4.56	8.37	1.60	.299	67.0%	41.8%		7.36	7.41	7.07	0.0
2025	OOPSY	PROJ	22	0	0	1	1	2.5	5.63	6.70	1.59	.299	66.8%			6.60	6.64		0.0
2025	HOU	CPX	22	0	0	4	4	7.0	11.57	9.00	0.00	.267	63.6%	60.0%	0.0%	2.57	4.38	4.89
2025	HOU	A	22	0	0	2	1	6.0	12.00	4.50	0.00	.231	83.3%	66.7%	0.0%	1.50	2.45	2.91
2025	HOU	MiLB	22	0	0	6	5	13.0	11.77	6.92	0.00	.250	70.6%	63.0%	0.0%	2.08	3.49	3.97
2025	Steamer	ROS		0	0	0	0	1.0	5.29	6.28	1.48	.301	68.0%			6.31	6.26		0.0
2025	OOPSY	ROS	22	0	0	1	1	2.3	6.89	5.48	1.31	.288	67.5%			5.42	5.52		0.0

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	ERA ERA - Earned Run Average ((ER*9)/IP)	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
2022	HOU	DSL	19	0	2	11	5	28.0	9.32	8.68	0.32	.286	56.7%	46.4%	5.0%	6.43	5.20	5.24
2023	HOU	CPX	20	1	1	6	1	15.2	9.19	9.19	0.57	.317	67.6%	42.5%	9.1%	6.32	5.99	5.88
2025	Steamer	PROJ	22	0	0	1	0	1.0	4.56	8.37	1.60	.299	67.0%	41.8%		7.36	7.41	7.07	0.0
2025	OOPSY	PROJ	22	0	0	1	1	2.5	5.63	6.70	1.59	.299	66.8%			6.60	6.64		0.0
2025	HOU	CPX	22	0	0	4	4	7.0	11.57	9.00	0.00	.267	63.6%	60.0%	0.0%	2.57	4.38	4.89
2025	HOU	A	22	0	0	2	1	6.0	12.00	4.50	0.00	.231	83.3%	66.7%	0.0%	1.50	2.45	2.91
2025	HOU	MiLB	22	0	0	6	5	13.0	11.77	6.92	0.00	.250	70.6%	63.0%	0.0%	2.08	3.49	3.97
2025	Steamer	ROS		0	0	0	0	1.0	5.29	6.28	1.48	.301	68.0%			6.31	6.26		0.0
2025	OOPSY	ROS	22	0	0	1	1	2.3	6.89	5.48	1.31	.288	67.5%			5.42	5.52		0.0

Preseason ProjectionsIn-Season ProjectionsMinor Leagues

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	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
2022	HOU	DSL	0	2	6.43	11	5		0	0	0	28.0	128	21	22	20	1	27	0	1	10	2	29
2023	HOU	CPX	1	1	6.32	6	1		0	0	0	15.2	75	14	11	11	1	16	0	1	6	1	16
2025	Steamer	PROJ	0	0	7.36	1	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2025	OOPSY	PROJ	0	0	6.60	1	1	0				2.5	12	3	2	2	0	2	0	0			2
2025	HOU	CPX	0	0	2.57	4	4		0	0	0	7.0	31	4	4	2	0	7	0	0	1	0	9
2025	HOU	A	0	0	1.50	2	1		0	0	0	6.0	24	3	1	1	0	3	0	0	2	0	8
2025	HOU	MiLB	0	0	2.08	6	5		0	0	0	13.0	55	7	5	3	0	10	0	0	3	0	17
2025	Steamer	ROS	0	0	6.31	0	0	0	0	0		1.0	5	1	1	1	0	1		0			1
2025	OOPSY	ROS	0	0	5.42	1	1	0				2.3	10	2	2	1	0	1	0	0			2

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	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
2022	HOU	DSL	0	2	6.43	11	5		0	0	0	28.0	128	21	22	20	1	27	0	1	10	2	29
2023	HOU	CPX	1	1	6.32	6	1		0	0	0	15.2	75	14	11	11	1	16	0	1	6	1	16
2025	Steamer	PROJ	0	0	7.36	1	0	0	0	0		1.0	5	1	1	1	0	1	0	0			1
2025	OOPSY	PROJ	0	0	6.60	1	1	0				2.5	12	3	2	2	0	2	0	0			2
2025	HOU	CPX	0	0	2.57	4	4		0	0	0	7.0	31	4	4	2	0	7	0	0	1	0	9
2025	HOU	A	0	0	1.50	2	1		0	0	0	6.0	24	3	1	1	0	3	0	0	2	0	8
2025	HOU	MiLB	0	0	2.08	6	5		0	0	0	13.0	55	7	5	3	0	10	0	0	3	0	17
2025	Steamer	ROS	0	0	6.31	0	0	0	0	0		1.0	5	1	1	1	0	1		0			1
2025	OOPSY	ROS	0	0	5.42	1	1	0				2.3	10	2	2	1	0	1	0	0			2

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages

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
2022	HOU	DSL	9.32	8.68	1.07	0.32	22.7%	21.1%	1.6%	.210	1.71	.286	56.7%	134	111	5.20
2023	HOU	CPX	9.19	9.19	1.00	0.57	21.3%	21.3%	0.0%	.241	1.91	.317	67.6%	121	113	5.99
2025	Steamer	PROJ	4.56	8.37	0.54	1.60	10.1%	18.6%	-8.5%	.293	2.11	.299	67.0%			7.41
2025	OOPSY	PROJ	5.63	6.70	0.84	1.59	12.7%	15.1%	-2.4%	.283	1.91	.299	66.8%			6.64
2025	HOU	CPX	11.57	9.00	1.29	0.00	29.0%	22.6%	6.5%	.167	1.57	.267	63.6%	57	88	4.38
2025	HOU	A	12.00	4.50	2.67	0.00	33.3%	12.5%	20.8%	.143	1.00	.231	83.3%	37	59	2.45
2025	HOU	MiLB	11.77	6.92	1.70	0.00	30.9%	18.2%	12.7%	.156	1.31	.250	70.6%	47	74	3.49
2025	Steamer	ROS	5.29	6.28	0.84	1.48	12.4%	14.7%	-2.3%	.285	1.84	.301	68.0%			6.26
2025	OOPSY	ROS	6.89	5.48	1.26	1.31	17.0%	13.5%	3.5%	.258	1.60	.288	67.5%			5.52

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
2022	HOU	DSL	9.32	8.68	1.07	0.32	22.7%	21.1%	1.6%	.210	1.71	.286	56.7%	134	111	5.20
2023	HOU	CPX	9.19	9.19	1.00	0.57	21.3%	21.3%	0.0%	.241	1.91	.317	67.6%	121	113	5.99
2025	Steamer	PROJ	4.56	8.37	0.54	1.60	10.1%	18.6%	-8.5%	.293	2.11	.299	67.0%			7.41
2025	OOPSY	PROJ	5.63	6.70	0.84	1.59	12.7%	15.1%	-2.4%	.283	1.91	.299	66.8%			6.64
2025	HOU	CPX	11.57	9.00	1.29	0.00	29.0%	22.6%	6.5%	.167	1.57	.267	63.6%	57	88	4.38
2025	HOU	A	12.00	4.50	2.67	0.00	33.3%	12.5%	20.8%	.143	1.00	.231	83.3%	37	59	2.45
2025	HOU	MiLB	11.77	6.92	1.70	0.00	30.9%	18.2%	12.7%	.156	1.31	.250	70.6%	47	74	3.49
2025	Steamer	ROS	5.29	6.28	0.84	1.48	12.4%	14.7%	-2.3%	.285	1.84	.301	68.0%			6.26
2025	OOPSY	ROS	6.89	5.48	1.26	1.31	17.0%	13.5%	3.5%	.258	1.60	.288	67.5%			5.52