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Jonathan Heasley

Baltimore Orioles · RP Throws: R Bats: R Height: 6'4 Weight: 225 Born: )

Percentile Ranks
vs LHH
vs RHH K%
0.0
0.0 xWOBA
· 100%
· 100%
xSLG
100.0
100.0

Year	Team	G	GS	W-L	IP	ERA	WHIP	K%	CSW%	BB%	xAVG	xSLG	xwOBA	xISO	BAR%	SS%	HH%	GB%	LD%	FB%	Z%	Z Sw%	OZ%	OZ Sw%	Apr	May	Jun	Jul	Aug	Sep
2024		4	0	0-1	5.1	16.88	2.55	13.8%	0.0%	10.3%	.322	.548	.419	.226	9.5%	23.8%	57%	62%	19%	19%	51%	11%	49%	55%	0.1	-8.2	0.0	0.0	0.0	0.0
2023		12	0	0-0	15.0	7.20	1.27	14.3%	0.0%	3.2%	.343	.634	.424	.291	11.8%	52.9%	37%	26%	35%	33%	51%	17%	49%	38%	0.0	1.6	0.0	2.5	-1.7	0.0
2022		21	21	4-10	104.0	5.28	1.49	15.1%	0.0%	10.1%	.268	.456	.353	.188	9.4%	34.8%	45%	37%	26%	29%	49%	14%	51%	33%	0.0	5.8	11.9	1.5	14.2	5.7
2021	Royals	3	3	1-1	14.2	4.91	1.27	10.2%	0.0%	5.1%	.295	.584	.398	.289	12.5%	22.9%	56%	46%	19%	21%	47%	9%	53%	23%	0.0	0.0	0.0	0.0	0.0	0.0

2024

Box Score														Pitch Usage/Velo								DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	ST		SL		CU		FF		Rating	DK $	DK	FD $	FD
1	2024	May, 23	@CWS	1.0	7	28	2	0	4	2	0	2	17.9	50.0%	82.1	14.3%	87.2	7.1%	78.6	28.6%	92.8		n/a	-8.15	n/a	-9
2	2024	Apr, 12	MIL	2.0	14	46	7	2	6	1	2	6	34.8	10.9%	82.6	30.4%	87.0	41.3%	79.6	17.4%	93.4		n/a	-8.30	n/a	-6
3	2024	Apr, 06	@PIT	0.1	2	4	1	0	0	0	0	0	25.0	75.0%	81.9					25.0%	92.6		n/a	0.15	n/a	1
4	2024	Apr, 02	KC	2.0	6	30	0	0	0	0	2	2	30.0	50.0%	82.0	23.3%	87.6	13.3%	79.6	13.3%	93.8		n/a	8.50	n/a	12

2023

Box Score														Pitch Usage/Velo								DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	ST		SL		CU		FF		Rating	DK $	DK	FD $	FD
5	2023	Aug, 11	STL	1.0	5	19	2	1	2	0	0	3	31.6										n/a	-2.95	n/a	-3
6	2023	Aug, 06	@PHI	2.0	8	27	3	1	2	0	1	4	18.5										n/a	0.70	n/a	3
7	2023	Aug, 03	NYM	1.0	5	21	2	1	2	0	0	1	14.3										n/a	-2.95	n/a	-3
8	2023	Jul, 26	@CLE	1.1	8	34	2	2	3	2	2	5	23.5										n/a	-1.40	n/a	1
9	2023	Jul, 25	@CLE	1.0	4	11	1	0	0	0	0	1	27.3										n/a	1.65	n/a	3
10	2023	Jul, 21	@NYY	1.0	3	17	0	0	0	0	1	2	29.4										n/a	4.25	n/a	6
11	2023	Jul, 20	DET	1.0	3	7	0	0	0	0	0	1	42.9										n/a	2.25	n/a	3
12	2023	Jul, 18	DET	1.0	4	16	1	0	0	0	1	1	18.8										n/a	3.65	n/a	6
13	2023	Jul, 15	TB	1.0	5	13	2	0	1	0	1	2	38.5										n/a	1.05	n/a	3
14	2023	Jul, 07	@CLE	1.0	3	7	0	0	0	0	0	1	14.3										n/a	2.25	n/a	3
15	2023	Jul, 04	@MIN	1.0	3	11	0	0	0	0	2	4	72.7										n/a	6.25	n/a	9
16	2023	May, 05	OAK	2.2	12	38	4	0	2	0	1	1	21.1										n/a	1.60	n/a	5

2022

Box Score														Pitch Usage/Velo								DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	ST		SL		CU		FF		Rating	DK $	DK	FD $	FD
17	2022	Sep, 29	KC	4.2	23	80	6	2	4	1	1	3	17.5										n/a	0.30	n/a	5
18	2022	Sep, 22	MIN	6.0	22	89	2	0	1	2	3	7	22.5										n/a	19.10	n/a	34
19	2022	Sep, 16	@BOS	6.2	23	83	2	0	0	3	5	7	24.1										n/a	22.00	n/a	39
20	2022	Sep, 10	DET	4.0	20	81	7	1	7	2	0	5	14.8										n/a	-10.40	n/a	-9
21	2022	Sep, 10	DET	4.0	20	81	7	1	7	2	0	5	14.8										n/a	-10.40	n/a	-9
22	2022	Sep, 03	@DET	7.0	30	108	8	1	2	2	2	6	19.4										n/a	13.75	n/a	31
23	2022	Aug, 28	SD	5.0	22	85	4	2	3	2	7	7	30.6										n/a	19.65	n/a	33
24	2022	Aug, 23	ARI	4.2	21	78	4	0	0	4	2	7	26.9										n/a	9.70	n/a	20
25	2022	Aug, 09	CWS	5.1	23	93	7	2	2	1	5	4	21.5										n/a	13.20	n/a	25
26	2022	Jul, 30	KC	3.1	19	76	6	2	4	2	1	5	18.4										n/a	-3.30	n/a	1
27	2022	Jul, 30	@NYY	3.1	19	76	6	2	4	2	1	5	18.4										n/a	-3.30	n/a	1
28	2022	Jul, 09	CLE	1.1	12	44	6	1	5	0	2	5	20.5										n/a	-6.60	n/a	-5
29	2022	Jul, 09	@KC	1.1	12	44	6	1	5	0	2	5	20.5										n/a	-6.60	n/a	-5
30	2022	Jul, 04	@HOU	6.0	23	92	3	0	1	2	3	4	18.5										n/a	14.50	n/a	28
31	2022	Jul, 04	KC	6.0	23	92	3	0	1	2	3	4	18.5										n/a	14.50	n/a	28
32	2022	Jun, 28	@KC	3.2	21	85	9	1	7	2	3	6	18.8										n/a	-6.35	n/a	-1
33	2022	Jun, 28	TEX	3.2	21	85	9	1	7	2	3	6	18.8										n/a	-6.35	n/a	-1
34	2022	Jun, 21	KC	5.0	21	47	4	2	4	2	6	1	1.3										n/a	11.65	n/a	21
35	2022	Jun, 21	@LAA	5.0	21	88	4	2	4	2	6	9	27.3										n/a	11.65	n/a	21
36	2022	Jun, 15	KC	4.0	19	92	5	1	2	2	4	9	22.8										n/a	8.80	n/a	18

2021

Box Score														Pitch Usage/Velo								DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	ST		SL		CU		FF		Rating	DK $	DK	FD $	FD

2025 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR

2024 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	74%	.388	.361	0.0	0.0	.446	.000	0	13%	.547	.850	0.0	0.0	1.478	1.200	2
Slider	Breaking	86.8 MPH	2154	25%	13%	.000	.000	0.0	0.0	.000	.000	0	34%	.241	.455	0.0	50.0	.263	.000	0
Sweeper	Breaking	MPH		39%	13%	.926	.913	0.0	0.0	1.163	.000	0	52%	.153	.278	33.3	11.1	.211	.000	0

2023 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		21%	44%	.214	.314	15.4	15.4	.364	.273	1	46%	.267	.310	20.0	0.0	.467	.273	1
Curveball	Breaking	79.8 MPH	2567	19%	31%	.000	.726	0.0	0.0	.448	.500	0	11%	.000	.000	25.0	0.0	.000	.000	0
Sweeper	Breaking	MPH		32%	7%	.333	.402	25.0	0.0	.333	.500	0	40%	.273	.477	18.2	0.0	.909	.143	2
Changeup	Offspeed	86.0 MPH	1861	27%	18%	.000	.934	0.0	0.0	.500	.577	1	3%	.000	1.243	0.0	0.0	.920	.932	0

Splits	vs LHB								vs RHB
Year	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR
2024	8	.402	.382	.468	.000	12.5%	0.0%	0	21	.284	.433	.585	.353	14.3%	14.3%	2
2023	32	.368	.439	.600	.321	9.4%	6.3%	2	31	.320	.410	.663	.323	19.4%	0.0%	3
2022	243	.265	.363	.462	.255	14.8%	12.8%	12	222	.271	.342	.450	.163	15.3%	7.2%	7
2021	32	.255	.373	.589	.267	15.6%	6.3%	2	27	.346	.427	.578	.250	3.7%	3.7%	1

	Home								Road
Season	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR
2024	20	.278	.386	20.0%	5.0%	.541	.333	2	9	.435	.490	0.0%	22.2%	.565	.000	0
2023	34	.363	.427	8.8%	0.0%	.629	.313	2	29	.320	.422	20.7%	6.9%	.640	.333	3
2022	214	.266	.352	16.4%	8.4%	.466	.223	8	251	.270	.354	13.9%	11.6%	.447	.199	11
2021	40	.346	.472	7.5%	2.5%	.736	.351	3	19	.185	.242	15.8%	10.5%	.254	.059	0

Split	Games	Wind 0-9 mph+	Wind 10+ mph	Humid 0-25	Humid 25-50	Humid 50-75	Humid 75-100	Temp 0-40	Temp 40-60	Temp 61-79	Temp 80+
Road	4.20	6.49	-8.15	0.00	5.41	4.19	0.00	0.00	0.15	0.75	10.16
Home	4.99	3.65	3.95	0.00	0.00	5.23	0.95	0.00	8.50	0.06	13.08