Spencer Schwellenbach

Atlanta Braves

Age: 24

Bats/Throws: R/R

6'1" / 200

DOB: 5/31/2000

(24 years, 10 months, 25 days)

Stats

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

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	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
2021	NEB	NCAA	21	3	1	10	18	0	31.2	9.66	2.27	0.00	.278	93.8%				0.57		2.00
2023	ATL	A	23	4	2	0	13	13	51.1	7.19	2.63	0.53	.277	77.5%	51.0%	6.5%		2.63		3.86	4.02
2023	ATL	A+	23	1	0	0	3	3	13.2	9.22	0.66	0.00	.133	50.0%	36.7%	0.0%		1.98		2.12	3.46
2023	ATL	MiLB	23	5	2	0	16	16	65.0	7.62	2.22	0.42	.253	74.8%	48.6%	5.1%		2.49		3.49	3.91
2024	ATL	A+	24	2	1	0	6	6	32.0	9.56	2.53	0.28	.291	69.4%	58.5%	5.0%		2.53		2.78	3.16
2024	ATL	AA	24	2	0	0	2	2	13.0	11.77	0.69	0.00	.200	100.0%	54.2%	0.0%		0.00		1.16	1.67
2024	ATL	MiLB	24	4	1	0	8	8	45.0	10.20	2.00	0.20	.270	74.5%	57.5%	3.8%		1.80		2.31	2.73
2024	ATL	MLB	24	8	7	0	21	21	123.2	9.24	1.67	1.02	.279	74.5%	41.6%	11.2%	96.2	3.35	3.44	3.29	3.34	2.6
2025	ATL	ST	25	2	0	0	6	5	21.0	12.00	1.29	0.43	.333	71.4%	49.0%	8.3%		3.00		2.26	2.65
2025	FGDC	PROJ	25	12	8	0	29	29	166.0	8.80	2.04	1.07	.295	72.6%				3.63		3.58		2.9
2025	Steamer	PROJ	25	11	9	0	29	29	172.0	8.68	2.25	1.11	.300	72.5%	44.1%			3.79		3.72	3.67	2.7
2025	ZiPS	PROJ	25	11	6	0	27	27	148.3	8.92	1.82	1.03	.290	72.8%				3.46		3.42		2.9
2025	ZiPS DC	PROJ	25	12	6	0	29	29	160.0	8.92	1.82	1.03	.290	72.8%				3.46		3.42		3.2
2025	ATC	PROJ	25	12	8	0	28	28	166.0	8.78	2.01	1.05	.291	71.0%				3.69		3.53		3.0
2025	THE BAT	PROJ	25	12	8	0	28	28	166.0	8.71	2.13	1.02	.291	71.9%				3.67		3.53		3.6
2025	OOPSY	PROJ	25	12	9	0	29	29	166.0	8.58	2.46	1.08	.286	72.2%				3.70		3.76		2.6
2025	ATL	MLB	25	1	1	0	5	5	31.2	7.67	1.42	0.85	.239	77.5%	47.8%	11.5%	96.7	2.56	3.82	3.12	3.07	0.6
2025	FGDC	ROS	25	10	7	0	26	26	152.0	8.66	2.02	1.04	.298	72.3%				3.65		3.41		2.6
2025	Steamer	ROS	25	10	8	0	26	26	159.0	8.50	2.24	1.06	.302	72.3%				3.77		3.54		2.5
2025	ZiPS	ROS	25	9	5		24	24	130.0	8.85	1.79	1.02	.294	72.3%				3.52		3.26		2.5
2025	ZiPS DC	ROS	25	10	6	0	26	26	145.0	8.85	1.79	1.02	.294	72.3%				3.52		3.26		2.8
2025	ATC DC	ROS	25	11	7	0	26	26	154.0	8.78	2.01	1.05	.291	71.0%				3.69		3.40		2.7
2025	THE BAT	ROS	25	10	7	0	26	26	140.0	8.63	2.11	1.05	.294	70.3%				3.87		3.44		2.9
2025	OOPSY	ROS	25	11	8	0	26	26	149.0	8.46	2.35	1.08	.285	72.2%				3.67		3.61		2.3
Total	- - -	MLB		9	8	0	26	26	155.1	8.92	1.62	0.98	.270	75.1%	42.9%	11.3%	96.3	3.19		3.25	3.29	3.2

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	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
2021	NEB	NCAA	21	3	1	10	18	0	31.2	9.66	2.27	0.00	.278	93.8%				0.57		2.00
2023	ATL	A	23	4	2	0	13	13	51.1	7.19	2.63	0.53	.277	77.5%	51.0%	6.5%		2.63		3.86	4.02
2023	ATL	A+	23	1	0	0	3	3	13.2	9.22	0.66	0.00	.133	50.0%	36.7%	0.0%		1.98		2.12	3.46
2023	ATL	MiLB	23	5	2	0	16	16	65.0	7.62	2.22	0.42	.253	74.8%	48.6%	5.1%		2.49		3.49	3.91
2024	ATL	A+	24	2	1	0	6	6	32.0	9.56	2.53	0.28	.291	69.4%	58.5%	5.0%		2.53		2.78	3.16
2024	ATL	AA	24	2	0	0	2	2	13.0	11.77	0.69	0.00	.200	100.0%	54.2%	0.0%		0.00		1.16	1.67
2024	ATL	MiLB	24	4	1	0	8	8	45.0	10.20	2.00	0.20	.270	74.5%	57.5%	3.8%		1.80		2.31	2.73
2024	ATL	MLB	24	8	7	0	21	21	123.2	9.24	1.67	1.02	.279	74.5%	41.6%	11.2%	96.2	3.35	3.44	3.29	3.34	2.6
2025	ATL	ST	25	2	0	0	6	5	21.0	12.00	1.29	0.43	.333	71.4%	49.0%	8.3%		3.00		2.26	2.65
2025	FGDC	PROJ	25	12	8	0	29	29	166.0	8.80	2.04	1.07	.295	72.6%				3.63		3.58		2.9
2025	Steamer	PROJ	25	11	9	0	29	29	172.0	8.68	2.25	1.11	.300	72.5%	44.1%			3.79		3.72	3.67	2.7
2025	ZiPS	PROJ	25	11	6	0	27	27	148.3	8.92	1.82	1.03	.290	72.8%				3.46		3.42		2.9
2025	ZiPS DC	PROJ	25	12	6	0	29	29	160.0	8.92	1.82	1.03	.290	72.8%				3.46		3.42		3.2
2025	ATC	PROJ	25	12	8	0	28	28	166.0	8.78	2.01	1.05	.291	71.0%				3.69		3.53		3.0
2025	THE BAT	PROJ	25	12	8	0	28	28	166.0	8.71	2.13	1.02	.291	71.9%				3.67		3.53		3.6
2025	OOPSY	PROJ	25	12	9	0	29	29	166.0	8.58	2.46	1.08	.286	72.2%				3.70		3.76		2.6
2025	ATL	MLB	25	1	1	0	5	5	31.2	7.67	1.42	0.85	.239	77.5%	47.8%	11.5%	96.7	2.56	3.82	3.12	3.07	0.6
2025	FGDC	ROS	25	10	7	0	26	26	152.0	8.66	2.02	1.04	.298	72.3%				3.65		3.41		2.6
2025	Steamer	ROS	25	10	8	0	26	26	159.0	8.50	2.24	1.06	.302	72.3%				3.77		3.54		2.5
2025	ZiPS	ROS	25	9	5		24	24	130.0	8.85	1.79	1.02	.294	72.3%				3.52		3.26		2.5
2025	ZiPS DC	ROS	25	10	6	0	26	26	145.0	8.85	1.79	1.02	.294	72.3%				3.52		3.26		2.8
2025	ATC DC	ROS	25	11	7	0	26	26	154.0	8.78	2.01	1.05	.291	71.0%				3.69		3.40		2.7
2025	THE BAT	ROS	25	10	7	0	26	26	140.0	8.63	2.11	1.05	.294	70.3%				3.87		3.44		2.9
2025	OOPSY	ROS	25	11	8	0	26	26	149.0	8.46	2.35	1.08	.285	72.2%				3.67		3.61		2.3
Total	- - -	MLB		9	8	0	26	26	155.1	8.92	1.62	0.98	.270	75.1%	42.9%	11.3%	96.3	3.19		3.25	3.29	3.2

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

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
2021	NEB	NCAA	3	1	0.57	18	0		0	0	10			31.2	123	22	2	2	0	8		2	2	0	34
2023	ATL	A	4	2	2.63	13	13		0	0	0	0	0	51.1	209	44	17	15	3	15	0	2	1	0	41
2023	ATL	A+	1	0	1.98	3	3		0	0	0	0	0	13.2	46	4	3	3	0	1	0	1	0	0	14
2023	ATL	MiLB	5	2	2.49	16	16		0	0	0	0	0	65.0	255	48	20	18	3	16	0	3	1	0	55
2024	ATL	A+	2	1	2.53	6	6		0	0	0	0	0	32.0	131	26	12	9	1	9	0	1	0	0	34
2024	ATL	AA	2	0	0.00	2	2		0	0	0	0	0	13.0	44	5	0	0	0	1	0	1	0	0	17
2024	ATL	MiLB	4	1	1.80	8	8		0	0	0	0	0	45.0	175	31	12	9	1	10	0	2	0	0	51
2024	ATL	MLB	8	7	3.35	21	21	12	0	0	0	0	0	123.2	500	106	49	46	14	23	1	6	3	0	127
2025	ATL	ST	2	0	3.00	6	5		0	0	0	1	0	21.0	81	17	7	7	1	3	0	1	1	0	28
2025	FGDC	PROJ	12	8	3.63	29	29	16			0	0		166.0	684	155	73	67	20	38		8			162
2025	Steamer	PROJ	11	9	3.79	29	29	16	0	0	0	0		172.0	716	165	79	72	21	43	1	8			166
2025	ZiPS	PROJ	11	6	3.46	27	27				0	0		148.3	604	134	62	57	17	30	1	7	3	0	147
2025	ZiPS DC	PROJ	12	6	3.46	29	29	17			0	0		160.0	652	145	67	62	18	32		8			159
2025	ATC	PROJ	12	8	3.69	28	28	13			0	0		166.0	679	152	74	68	19	37	1	7			162
2025	THE BAT	PROJ	12	8	3.67	28	28	12			0	0		166.0	685	153	73	68	19	39	0	6			161
2025	OOPSY	PROJ	12	9	3.70	29	29	16			0	0		166.0	687	150	75	68	20	45		7			158
2025	ATL	MLB	1	1	2.56	5	5	4	0	0	0	0	0	31.2	124	24	10	9	3	5	1	1	1	0	27
2025	FGDC	ROS	10	7	3.65	26	26	14			0	0		152.0	628	144	67	62	18	34		7			146
2025	Steamer	ROS	10	8	3.77	26	26	15	0	0	0	0		159.0	663	154	72	67	19	40		7			150
2025	ZiPS	ROS	9	5	3.52	24	24							130.0	533	120	55	51	15	26		6			128
2025	ZiPS DC	ROS	10	6	3.52	26	26	15			0	0		145.0	594	134	62	57	16	29		7			143
2025	ATC DC	ROS	11	7	3.69	26	26	14			0	0		154.0	628	140	68	63	18	34		7			150
2025	THE BAT	ROS	10	7	3.87	26	26				0	0		140.0	577	131	65	60	16	33	0	5			134
2025	OOPSY	ROS	11	8	3.67	26	26	14			0	0		149.0	615	135	66	61	18	39		6			140
Total	- - -	MLB	9	8	3.19	26	26	16	0	0	0	0	0	155.1	624	130	59	55	17	28	2	7	4	0	154

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
2021	NEB	NCAA	3	1	0.57	18	0		0	0	10			31.2	123	22	2	2	0	8		2	2	0	34
2023	ATL	A	4	2	2.63	13	13		0	0	0	0	0	51.1	209	44	17	15	3	15	0	2	1	0	41
2023	ATL	A+	1	0	1.98	3	3		0	0	0	0	0	13.2	46	4	3	3	0	1	0	1	0	0	14
2023	ATL	MiLB	5	2	2.49	16	16		0	0	0	0	0	65.0	255	48	20	18	3	16	0	3	1	0	55
2024	ATL	A+	2	1	2.53	6	6		0	0	0	0	0	32.0	131	26	12	9	1	9	0	1	0	0	34
2024	ATL	AA	2	0	0.00	2	2		0	0	0	0	0	13.0	44	5	0	0	0	1	0	1	0	0	17
2024	ATL	MiLB	4	1	1.80	8	8		0	0	0	0	0	45.0	175	31	12	9	1	10	0	2	0	0	51
2024	ATL	MLB	8	7	3.35	21	21	12	0	0	0	0	0	123.2	500	106	49	46	14	23	1	6	3	0	127
2025	ATL	ST	2	0	3.00	6	5		0	0	0	1	0	21.0	81	17	7	7	1	3	0	1	1	0	28
2025	FGDC	PROJ	12	8	3.63	29	29	16			0	0		166.0	684	155	73	67	20	38		8			162
2025	Steamer	PROJ	11	9	3.79	29	29	16	0	0	0	0		172.0	716	165	79	72	21	43	1	8			166
2025	ZiPS	PROJ	11	6	3.46	27	27				0	0		148.3	604	134	62	57	17	30	1	7	3	0	147
2025	ZiPS DC	PROJ	12	6	3.46	29	29	17			0	0		160.0	652	145	67	62	18	32		8			159
2025	ATC	PROJ	12	8	3.69	28	28	13			0	0		166.0	679	152	74	68	19	37	1	7			162
2025	THE BAT	PROJ	12	8	3.67	28	28	12			0	0		166.0	685	153	73	68	19	39	0	6			161
2025	OOPSY	PROJ	12	9	3.70	29	29	16			0	0		166.0	687	150	75	68	20	45		7			158
2025	ATL	MLB	1	1	2.56	5	5	4	0	0	0	0	0	31.2	124	24	10	9	3	5	1	1	1	0	27
2025	FGDC	ROS	10	7	3.65	26	26	14			0	0		152.0	628	144	67	62	18	34		7			146
2025	Steamer	ROS	10	8	3.77	26	26	15	0	0	0	0		159.0	663	154	72	67	19	40		7			150
2025	ZiPS	ROS	9	5	3.52	24	24							130.0	533	120	55	51	15	26		6			128
2025	ZiPS DC	ROS	10	6	3.52	26	26	15			0	0		145.0	594	134	62	57	16	29		7			143
2025	ATC DC	ROS	11	7	3.69	26	26	14			0	0		154.0	628	140	68	63	18	34		7			150
2025	THE BAT	ROS	10	7	3.87	26	26				0	0		140.0	577	131	65	60	16	33	0	5			134
2025	OOPSY	ROS	11	8	3.67	26	26	14			0	0		149.0	615	135	66	61	18	39		6			140
Total	- - -	MLB	9	8	3.19	26	26	16	0	0	0	0	0	155.1	624	130	59	55	17	28	2	7	4	0	154

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonAveragesCollege

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
2021	NEB	NCAA	9.66	2.27	4.25	0.00	27.6%	6.5%	21.1%	.195	0.95	.278	93.8%			2.00
2023	ATL	A	7.19	2.63	2.73	0.53	19.6%	7.2%	12.4%	.229	1.15	.277	77.5%	65	93	3.86
2023	ATL	A+	9.22	0.66	14.00	0.00	30.4%	2.2%	28.3%	.091	0.37	.133	50.0%	48	51	2.12
2023	ATL	MiLB	7.62	2.22	3.44	0.42	21.6%	6.3%	15.3%	.203	0.98	.253	74.8%	61	84	3.49
2024	ATL	A+	9.56	2.53	3.78	0.28	26.0%	6.9%	19.1%	.215	1.09	.291	69.4%	68	73	2.78
2024	ATL	AA	11.77	0.69	17.00	0.00	38.6%	2.3%	36.4%	.119	0.46	.200	100.0%	0	34	1.16
2024	ATL	MiLB	10.20	2.00	5.10	0.20	29.1%	5.7%	23.4%	.190	0.91	.270	74.5%	48	62	2.31
2024	ATL	MLB	9.24	1.67	5.52	1.02	25.4%	4.6%	20.8%	.225	1.04	.279	74.5%	80	83	3.29
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	ATL	ST	12.00	1.29	9.33	0.43	34.6%	3.7%	30.9%	.221	0.95	.333	71.4%	67	49	2.26
2025	FGDC	PROJ	8.80	2.04	4.31	1.07	23.7%	5.5%	18.2%	.242	1.16	.295	72.6%			3.58
2025	Steamer	PROJ	8.68	2.25	3.86	1.11	23.2%	6.0%	17.2%	.247	1.21	.300	72.5%			3.72
2025	ZiPS	PROJ	8.92	1.82	4.90	1.03	24.3%	5.0%	19.4%	.236	1.11	.290	72.8%			3.42
2025	ZiPS DC	PROJ	8.92	1.82	4.90	1.03	24.3%	5.0%	19.4%	.236	1.11	.290	72.8%			3.42
2025	ATC	PROJ	8.78	2.01	4.37	1.05	23.9%	5.5%	18.4%	.239	1.14	.291	71.0%			3.53
2025	THE BAT	PROJ	8.71	2.13	4.09	1.02	23.5%	5.7%	17.7%	.239	1.15	.291	71.9%			3.53
2025	OOPSY	PROJ	8.58	2.46	3.49	1.08	23.0%	6.6%	16.4%	.237	1.18	.286	72.2%			3.76
2025	ATL	MLB	7.67	1.42	5.40	0.85	21.8%	4.0%	17.7%	.203	0.92	.239	77.5%	63	81	3.12
2025			8.54	3.47	2.46	1.08	22.4%	9.1%	13.3%	.236	1.28	.284	72.5%			4.15
2025	FGDC	ROS	8.66	2.02	4.28	1.04	23.3%	5.4%	17.9%	.245	1.17	.298	72.3%			3.41
2025	Steamer	ROS	8.50	2.24	3.79	1.06	22.7%	6.0%	16.7%	.249	1.21	.302	72.3%			3.54
2025	ZiPS	ROS	8.85	1.79	4.95	1.02	24.0%	4.9%	19.2%	.240	1.12	.294	72.3%			3.26
2025	ZiPS DC	ROS	8.85	1.79	4.95	1.02	24.0%	4.9%	19.2%	.240	1.12	.294	72.3%			3.26
2025	ATC DC	ROS	8.78	2.01	4.37	1.05	23.9%	5.5%	18.4%	.239	1.14	.291	71.0%			3.40
2025	THE BAT	ROS	8.63	2.11	4.09	1.05	23.2%	5.7%	17.6%	.242	1.17	.294	70.3%			3.44
2025	OOPSY	ROS	8.46	2.35	3.59	1.08	22.7%	6.3%	16.4%	.237	1.17	.285	72.2%			3.61
Total	- - -	MLB	8.92	1.62	5.50	0.98	24.7%	4.5%	20.2%	.221	1.02	.270	75.1%	77	83	3.25

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
2021	NEB	NCAA	9.66	2.27	4.25	0.00	27.6%	6.5%	21.1%	.195	0.95	.278	93.8%			2.00
2023	ATL	A	7.19	2.63	2.73	0.53	19.6%	7.2%	12.4%	.229	1.15	.277	77.5%	65	93	3.86
2023	ATL	A+	9.22	0.66	14.00	0.00	30.4%	2.2%	28.3%	.091	0.37	.133	50.0%	48	51	2.12
2023	ATL	MiLB	7.62	2.22	3.44	0.42	21.6%	6.3%	15.3%	.203	0.98	.253	74.8%	61	84	3.49
2024	ATL	A+	9.56	2.53	3.78	0.28	26.0%	6.9%	19.1%	.215	1.09	.291	69.4%	68	73	2.78
2024	ATL	AA	11.77	0.69	17.00	0.00	38.6%	2.3%	36.4%	.119	0.46	.200	100.0%	0	34	1.16
2024	ATL	MiLB	10.20	2.00	5.10	0.20	29.1%	5.7%	23.4%	.190	0.91	.270	74.5%	48	62	2.31
2024	ATL	MLB	9.24	1.67	5.52	1.02	25.4%	4.6%	20.8%	.225	1.04	.279	74.5%	80	83	3.29
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	ATL	ST	12.00	1.29	9.33	0.43	34.6%	3.7%	30.9%	.221	0.95	.333	71.4%	67	49	2.26
2025	FGDC	PROJ	8.80	2.04	4.31	1.07	23.7%	5.5%	18.2%	.242	1.16	.295	72.6%			3.58
2025	Steamer	PROJ	8.68	2.25	3.86	1.11	23.2%	6.0%	17.2%	.247	1.21	.300	72.5%			3.72
2025	ZiPS	PROJ	8.92	1.82	4.90	1.03	24.3%	5.0%	19.4%	.236	1.11	.290	72.8%			3.42
2025	ZiPS DC	PROJ	8.92	1.82	4.90	1.03	24.3%	5.0%	19.4%	.236	1.11	.290	72.8%			3.42
2025	ATC	PROJ	8.78	2.01	4.37	1.05	23.9%	5.5%	18.4%	.239	1.14	.291	71.0%			3.53
2025	THE BAT	PROJ	8.71	2.13	4.09	1.02	23.5%	5.7%	17.7%	.239	1.15	.291	71.9%			3.53
2025	OOPSY	PROJ	8.58	2.46	3.49	1.08	23.0%	6.6%	16.4%	.237	1.18	.286	72.2%			3.76
2025	ATL	MLB	7.67	1.42	5.40	0.85	21.8%	4.0%	17.7%	.203	0.92	.239	77.5%	63	81	3.12
2025			8.54	3.47	2.46	1.08	22.4%	9.1%	13.3%	.236	1.28	.284	72.5%			4.15
2025	FGDC	ROS	8.66	2.02	4.28	1.04	23.3%	5.4%	17.9%	.245	1.17	.298	72.3%			3.41
2025	Steamer	ROS	8.50	2.24	3.79	1.06	22.7%	6.0%	16.7%	.249	1.21	.302	72.3%			3.54
2025	ZiPS	ROS	8.85	1.79	4.95	1.02	24.0%	4.9%	19.2%	.240	1.12	.294	72.3%			3.26
2025	ZiPS DC	ROS	8.85	1.79	4.95	1.02	24.0%	4.9%	19.2%	.240	1.12	.294	72.3%			3.26
2025	ATC DC	ROS	8.78	2.01	4.37	1.05	23.9%	5.5%	18.4%	.239	1.14	.291	71.0%			3.40
2025	THE BAT	ROS	8.63	2.11	4.09	1.05	23.2%	5.7%	17.6%	.242	1.17	.294	70.3%			3.44
2025	OOPSY	ROS	8.46	2.35	3.59	1.08	22.7%	6.3%	16.4%	.237	1.17	.285	72.2%			3.61
Total	- - -	MLB	8.92	1.62	5.50	0.98	24.7%	4.5%	20.2%	.221	1.02	.270	75.1%	77	83	3.25

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonCollege

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	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2024	ATL	MLB	344	87.6	117.3	11.7	16	4.7%	137	39.8%	3.35	3.44
2025	ATL	MLB	91	89.0	112.5	8.0	6	6.6%	36	39.6%	2.56	3.82
Total	- - -	MLB	435	87.9	117.3	10.9	22	5.1%	173	39.8%	3.19

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	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2024	ATL	MLB	344	87.6	117.3	11.7	16	4.7%	137	39.8%	3.35	3.44
2025	ATL	MLB	91	89.0	112.5	8.0	6	6.6%	36	39.6%	2.56	3.82
Total	- - -	MLB	435	87.9	117.3	10.9	22	5.1%	173	39.8%	3.19

Spencer Schwellenbach

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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