lowest era by a starting pitcher before the all-star break in history

50 pitchers are tied for the lowest career ERA by a starting pitcher before the All-Star Game, with an ERA of 0.00. The first three are Orion Kerkering, Rob Zastryzny and Ben Joyce.

	NAME	ERA	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Orion Kerkering O. Kerkering	0.00	1	0	0		1	0	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
2	Rob Zastryzny R. Zastryzny	0.00	2	0	0		2	1	0	0	0	2.1	0	0	0	0	0	0	0	0	7	0	3.86	0.00		0.00	14.3	0.0	0.00	.000	0.00	0.00
3	Ben Joyce B. Joyce	0.00	1	0	0		1	3	0	0	0	2.0	1	0	0	0	1	1	0	0	9	0	13.50	4.50	3.00	0.00	33.3	11.1	1.00	.250	0.00	4.50
4	Zack Kelly Z. Kelly	0.00	2	0	0		2	6	0	0	0	4.2	1	0	0	0	2	0	0	0	17	1	11.57	3.86	3.00	0.00	35.3	11.8	0.64	.111	0.00	1.93
5	Brandon Hughes B. Hughes	0.00	2	0	0		2	2	0	0	0	1.2	2	0	0	0	0	0	0	0	7	0	10.80	0.00		0.00	28.6	0.0	1.20	.400	0.00	10.80
6	Anthony Maldonado A. Maldonado	0.00	1	0	0		1	2	0	0	0	3.0	3	0	0	0	0	0	0	0	11	0	6.00	0.00		0.00	18.2	0.0	1.00	.333	0.00	9.00
7	Kyle Hurt K. Hurt	0.00	1	0	0		1	0	0	0	0	2.0	3	0	0	0	0	0	0	0	8	0	0.00	0.00		0.00	0.0	0.0	1.50	.375	0.00	13.50
8	Jacob Waguespack J. Waguespack	0.00	1	0	0		1	4	0	0	0	4.0	4	0	1	0	2	0	0	0	17	0	9.00	4.50	2.00	0.00	23.5	11.8	1.50	.364	2.25	9.00
9	Luke Little L. Little	0.00	1	0	0		1	1	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	9.00	0.00		0.00	33.3	0.0	0.00	.000	0.00	0.00
10	Ryan Brasier R. Brasier	0.00	1	0	0		1	1	0	0	0	1.0	0	0	0	0	1	0	0	0	4	0	9.00	9.00	1.00	0.00	25.0	25.0	1.00	.000	0.00	0.00
11	Alex Vesia A. Vesia	0.00	1	0	0		1	2	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0	18.00	0.00		0.00	50.0	0.0	1.00	.500	0.00	9.00
12	Brendan White B. White	0.00	1	0	0		1	1	0	0	0	1.1	1	0	0	0	1	0	0	0	6	0	6.75	6.75	1.00	0.00	16.7	16.7	1.50	.250	0.00	6.75
13	Jake Bird J. Bird	0.00	1	0	0		1	1	0	0	0	2.0	2	0	0	0	0	1	0	0	8	0	4.50	0.00		0.00	12.5	0.0	1.00	.333	0.00	9.00
14	Brusdar Graterol B. Graterol	0.00	1	0	0		1	3	0	0	0	2.0	0	0	0	0	1	0	0	0	7	0	13.50	4.50	3.00	0.00	42.9	14.3	0.50	.000	0.00	0.00
15	Will Vest W. Vest	0.00	3	0	0		3	2	0	0	0	2.2	3	0	0	0	0	0	0	0	11	0	6.75	0.00		0.00	18.2	0.0	1.13	.333	0.00	10.13
16	Sam Moll S. Moll	0.00	1	0	0		1	3	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0	27.00	0.00		0.00	75.0	0.0	1.00	1.000	0.00	9.00
17	Josh Staumont J. Staumont	0.00	1	0	0		1	2	0	0	0	1.0	0	0	0	0	0	0	0	0	3	0	18.00	0.00		0.00	66.7	0.0	0.00	.000	0.00	0.00
18	Connor Brogdon C. Brogdon	0.00	1	0	0		1	1	0	0	0	0.2	2	0	0	0	1	0	0	0	5	0	13.50	13.50	1.00	0.00	20.0	20.0	4.50	.667	0.00	27.00
19	Jimmy Cordero J. Cordero	0.00	1	0	0		1	0	0	0	0	2.0	0	0	0	0	0	0	0	0	6	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
20	Josh Taylor J. Taylor	0.00	1	0	1	.000	1	2	0	0	0	1.0	1	0	1	0	1	0	0	0	5	0	18.00	9.00	2.00	0.00	40.0	20.0	2.00	.500	9.00	9.00
21	Dylan Lee D. Lee	0.00	1	0	0		1	3	0	0	0	2.2	0	0	0	0	1	0	0	0	9	0	10.13	3.38	3.00	0.00	33.3	11.1	0.38	.000	0.00	0.00
22	Matt Barnes M. Barnes	0.00	1	0	0		1	2	0	0	0	1.0	2	0	0	0	0	0	0	0	5	1	18.00	0.00		0.00	40.0	0.0	2.00	.667	0.00	18.00
23	Javy Guerra J. Guerra	0.00	2	0	0		2	1	0	0	0	1.2	1	0	0	0	3	0	0	0	9	0	5.40	16.20	0.33	0.00	11.1	33.3	2.40	.200	0.00	5.40
24	Easton McGee E. McGee	0.00	1	0	0		1	2	0	0	0	6.2	1	0	0	0	1	0	0	0	22	0	2.70	1.35	2.00	0.00	9.1	4.5	0.30	.053	0.00	1.35
25	Andrew Wantz A. Wantz	0.00	1	0	0		1	2	0	0	0	1.0	0	0	0	0	0	1	0	0	4	0	18.00	0.00		0.00	50.0	0.0	0.00	.000	0.00	0.00