lowest era+ by an active starter all-time with 300 ip

Clayton Kershaw has the best career ERA by an active starting pitcher when pitching at least 300 innings, with an ERA of 2.52.

Interpreted as:

lowest era+ by an active starter all-time with 300 or more ip

	NAME	ERA	IP	G	W	L	W%	GS	SO	CG	SHO	SV	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	Clayton Kershaw C. Kershaw	2.52	2810.1	443	218	96	.694	443	3,009	25	15	0	2,160	787	864	233	695	46	0	27	11,097	107	9.64	2.23	4.33	0.75	27.1	6.3	1.02	.271	2.77	6.92
2	Jacob deGrom J. deGrom	2.55	1502.1	241	94	62	.603	241	1,809	4	2	0	1,149	426	463	139	338	24	0	13	5,901	28	10.84	2.02	5.35	0.83	30.7	5.7	0.99	.281	2.77	6.88
3	Drew Rasmussen D. Rasmussen	2.66	351.1	73	27	14	.659	73	303	0	0	0	276	104	110	27	74	8	0	0	1,374	15	7.76	1.90	4.09	0.69	22.1	5.4	1.00	.259	2.82	7.07
4	Shohei Ohtani S. Ohtani	2.98	500.2	94	38	19	.667	94	633	1	1	0	364	166	174	54	178	24	0	2	2,028	46	11.38	3.20	3.56	0.97	31.2	8.8	1.08	.272	3.13	6.54
5	Corbin Burnes C. Burnes	3.01	886.0	149	55	35	.611	149	1,015	0	0	0	683	296	327	93	249	34	0	1	3,567	39	10.31	2.53	4.08	0.94	28.5	7.0	1.05	.271	3.32	6.94
6	Shane McClanahan S. McClanahan	3.02	404.2	74	33	16	.673	74	456	0	0	0	331	136	143	48	116	5	0	1	1,627	19	10.14	2.58	3.93	1.07	28.0	7.1	1.10	.282	3.18	7.36
7	Chris Sale C. Sale	3.04	1952.1	307	139	84	.623	307	2,416	16	3	0	1,600	659	711	201	443	124	0	12	7,863	44	11.14	2.04	5.45	0.93	30.7	5.6	1.05	.299	3.28	7.38
8	Max Fried M. Fried	3.05	1003.1	175	85	39	.685	175	970	6	4	0	886	340	381	83	267	43	0	5	4,100	46	8.70	2.40	3.63	0.74	23.7	6.5	1.15	.293	3.42	7.95
9	Brandon Woodruff B. Woodruff	3.10	689.0	121	48	26	.649	121	799	2	1	0	531	237	246	80	177	29	0	1	2,752	8	10.44	2.31	4.51	1.04	29.0	6.4	1.03	.271	3.21	6.94
10	Cristopher Sánchez C. Sánchez	3.12	438.1	76	27	18	.600	76	411	3	1	0	404	152	168	40	99	10	0	0	1,789	15	8.44	2.03	4.15	0.82	23.0	5.5	1.15	.296	3.45	8.30
11	Jeffrey Springs J. Springs	3.13	301.2	60	22	14	.611	60	293	0	0	0	256	105	119	41	82	5	0	0	1,237	1	8.74	2.45	3.57	1.22	23.7	6.6	1.12	.263	3.55	7.64
12	Tarik Skubal T. Skubal	3.16	706.0	126	52	32	.619	126	824	1	1	0	568	248	266	81	156	24	0	0	2,816	10	10.50	1.99	5.28	1.03	29.3	5.5	1.03	.281	3.39	7.24
13	Shane Bieber S. Bieber	3.17	836.1	134	62	31	.667	134	955	5	2	0	742	295	316	92	186	17	0	1	3,385	33	10.28	2.00	5.13	0.99	28.2	5.5	1.11	.304	3.40	7.98
14	Gerrit Cole G. Cole	3.18	1954.0	317	153	80	.657	317	2,251	8	5	0	1,627	690	740	217	500	61	0	8	7,861	58	10.37	2.30	4.50	1.00	28.6	6.4	1.09	.292	3.41	7.49
15	Blake Snell B. Snell	3.18	1115.2	215	78	59	.569	215	1,390	1	1	0	858	394	429	110	506	11	0	5	4,624	82	11.21	4.08	2.75	0.89	30.1	10.9	1.22	.287	3.46	6.92
16	Max Scherzer M. Scherzer	3.18	2906.0	466	217	114	.656	466	3,438	12	5	0	2,376	1,027	1,100	343	760	112	0	20	11,744	79	10.65	2.35	4.52	1.06	29.3	6.5	1.08	.287	3.41	7.36
17	Michael King M. King	3.22	307.0	60	17	20	.459	60	348	1	1	0	264	110	132	31	109	13	0	3	1,290	7	10.20	3.20	3.19	0.91	27.0	8.4	1.21	.295	3.87	7.74
18	Framber Valdez F. Valdez	3.25	980.1	158	75	43	.636	158	960	9	3	0	814	354	385	77	342	52	0	1	4,037	55	8.81	3.14	2.81	0.71	23.8	8.5	1.18	.283	3.53	7.47
19	Zack Wheeler Z. Wheeler	3.28	1723.1	282	113	75	.601	282	1,814	5	3	0	1,471	628	681	165	488	76	0	14	7,066	40	9.47	2.55	3.72	0.86	25.7	6.9	1.14	.289	3.56	7.68
20	Tony Gonsolin T. Gonsolin	3.28	389.1	78	33	12	.733	78	365	0	0	0	280	142	151	50	138	15	0	2	1,574	14	8.44	3.19	2.64	1.16	23.2	8.8	1.07	.229	3.49	6.47
21	Bryan Woo B. Woo	3.30	355.0	63	21	14	.600	63	339	0	0	0	284	130	138	49	70	13	0	1	1,417	3	8.59	1.77	4.84	1.24	23.9	4.9	1.00	.248	3.50	7.20
22	Andrew Abbott A. Abbott	3.33	370.1	67	26	18	.591	67	339	1	1	0	328	137	146	54	131	4	0	1	1,544	9	8.24	3.18	2.59	1.31	22.0	8.5	1.24	.270	3.55	7.97
23	Justin Verlander J. Verlander	3.33	3515.0	546	263	156	.628	546	3,503	26	9	0	3,004	1,302	1,410	367	988	120	0	27	14,389	99	8.97	2.53	3.55	0.94	24.3	6.9	1.14	.280	3.61	7.69
24	Justin Steele J. Steele	3.34	493.1	91	30	22	.577	91	496	1	0	0	453	183	215	49	148	18	0	0	2,067	14	9.05	2.70	3.35	0.89	24.0	7.2	1.22	.298	3.92	8.26
25	Alek Manoah A. Manoah	3.34	420.0	75	29	20	.592	75	412	0	0	0	331	156	176	48	158	44	0	1	1,763	9	8.83	3.39	2.61	1.03	23.4	9.0	1.16	.257	3.77	7.09