Catalog 2
Five years of FRBs.

Name: CHIME/FRB Catalog 2
Creator: CHIME/FRB Collaboration
Published: 2026-01-14

The second CHIME/FRB catalog: positions, exposure, dispersion, fluence and burst morphology for every catalogued burst, including repeating sources and their sub-bursts.

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Catalog data4,539 bursts · 5,045 rows

Click a column name to sort. Click a burst name to see its details and plots.

Burst name	Repeater	RA degrees	Dec degrees	S/N	DM pc cm⁻³	Boxcar width s	Fluence Jy ms	Fluence err. Jy ms
FRB 20220707A	—	294.176	-6.356	—	—	—	—	—
FRB 20220707B	—	18.511	72.723	17.2	718.3914	0.00197	1.84	1.16
FRB 20220707C	—	114.104	47.819	20.3	393.6104	0.00197	1.33	0.93
FRB 20220707D	—	152.190	13.848	25.8	551.7874	0.01180	14.63	6.40
FRB 20220707E	—	160.138	33.331	—	—	—	—	—
FRB 20220708B	—	35.370	74.015	12.8	599.9196	0.00197	2.78	1.38
FRB 20220709A	—	82.090	43.858	113.4	282.3783	0.00197	4.36	1.02
FRB 20220710A	—	49.899	3.435	31.5	256.2035	0.00197	3.92	1.30
FRB 20220710B	—	59.317	5.070	22.2	190.6463	0.00197	3.27	0.93
FRB 20220711A	—	179.333	86.471	19.3	388.6028	0.00393	0.76	0.18
FRB 20220712A	—	9.637	75.279	17.3	620.2810	0.00197	0.96	0.53
FRB 20220712B	—	89.299	63.813	11.4	550.2684	0.00197	0.88	0.54
FRB 20220714A	—	281.414	24.063	21.2	934.3384	0.00197	2.79	1.27
FRB 20220714B	—	290.047	48.085	20.6	563.7023	0.00688	1.19	1.50
FRB 20220714D	—	76.980	63.784	43.8	204.6472	0.00098	3.06	1.15
FRB 20220715A	—	76.737	88.560	12.3	380.3417	0.02163	0.13	0.06
FRB 20220715B	—	37.075	48.565	66.0	279.5768	0.00098	4.65	1.83
FRB 20220715C	—	96.570	45.939	26.5	1225.4644	0.00197	3.68	1.23
FRB 20220716B	—	308.449	53.512	9.5	429.0941	0.00197	2.32	1.06
FRB 20220716C	—	315.331	24.002	16.4	606.6875	0.00197	1.01	0.23
FRB 20220716D	—	341.384	30.679	33.1	305.5908	0.00197	2.20	0.70
FRB 20220716E	—	8.555	59.712	49.7	440.1780	0.00197	3.99	0.44
FRB 20220717B	—	181.605	74.420	33.0	617.7017	0.02163	7.31	2.62
FRB 20220717C	—	192.738	38.121	29.7	330.2792	0.00098	1.48	0.51
FRB 20220717F	—	210.048	24.632	15.0	602.5947	0.00885	4.33	1.24
FRB 20220717D	—	54.717	78.585	189.9	267.5409	0.00197	23.73	7.46
FRB 20220717E	—	78.959	83.691	17.5	346.1673	0.00492	5.42	2.87
FRB 20220718B	—	159.403	57.467	128.6	917.9562	0.03736	58.39	16.65
FRB 20220719A	—	235.801	70.816	45.6	382.6865	0.00197	4.64	3.33
FRB 20220719C	—	247.580	61.464	20.2	552.1127	0.00197	2.79	0.67
FRB 20220719D	—	321.634	44.067	63.0	579.4844	0.01966	15.31	5.37
FRB 20220719E	—	79.614	61.404	73.1	462.2015	0.00492	14.67	3.09
FRB 20220719F	—	80.505	34.803	9.8	525.3126	0.00393	1.18	0.77
FRB 20220720A	—	265.016	36.824	10.4	722.1014	0.00393	—	—
FRB 20220720B	—	279.726	57.065	80.8	568.6288	0.06685	7.17	2.44
FRB 20220720C	—	346.524	34.295	99.2	448.0337	0.02359	—	—
FRB 20220720D	—	100.490	38.029	27.7	204.2000	0.00590	—	—
FRB 20220722B	—	96.370	61.441	40.5	747.4584	0.00295	6.55	1.62
FRB 20220722C	—	107.078	40.654	74.7	651.0073	0.00197	5.33	2.02
FRB 20220722D	—	120.320	25.311	—	—	—	—	—
FRB 20220723A	—	31.277	89.378	143.1	274.7709	0.02654	77.24	27.26
FRB 20220723B	—	133.421	33.700	9.8	1089.5733	0.00590	1.97	0.65
FRB 20220724A	—	198.015	58.788	9.7	2534.9291	0.00492	1.93	0.71
FRB 20220724B	—	240.878	67.915	19.9	492.7490	0.01868	5.61	4.27
FRB 20220724C	—	246.591	28.766	23.2	1701.2384	0.00197	2.05	0.57
FRB 20220724E	—	263.015	55.553	—	—	—	—	—
FRB 20220724D	—	279.691	71.904	36.7	589.3342	0.00393	2.47	1.55
FRB 20220726B	—	73.679	69.884	22.6	686.9378	0.00688	3.94	0.12
FRB 20220726C	—	113.407	30.230	59.5	321.9657	0.00688	14.58	2.32
FRB 20220802A	—	88.178	37.999	34.1	830.2829	0.00688	—	—
FRB 20220803A	—	257.716	54.001	15.1	438.1276	0.00197	2.11	0.86
FRB 20220803B	—	264.819	78.035	14.9	1054.8074	0.00197	2.37	0.89
FRB 20220805A	—	118.006	61.317	13.2	1338.1863	0.00197	1.49	0.54
FRB 20220806Asub 1	—	106.034	38.393	57.5	357.8394	0.00688	8.14	2.31
FRB 20220806Asub 2	—	106.034	38.393	57.5	357.8394	0.00688	8.14	2.31
FRB 20220807A	—	277.869	33.598	17.2	2453.3499	0.00885	1.84	0.52
FRB 20220807C	—	98.815	74.565	31.3	384.3931	0.00197	1.96	0.56
FRB 20220809A	—	282.657	27.860	23.4	792.3969	0.00197	2.10	0.52
FRB 20220809B	—	350.508	53.075	16.0	1077.6263	0.03834	3.12	1.70
FRB 20220809C	—	12.881	26.518	13.1	478.5733	0.00197	1.08	0.24
FRB 20220811Asub 1	—	284.706	38.765	14.2	798.3508	0.01180	3.29	1.28
FRB 20220811Asub 2	—	284.706	38.765	14.2	798.3508	0.01180	3.29	1.28
FRB 20220811B	—	78.530	-2.408	14.3	760.9820	0.00983	9.13	3.55
FRB 20220813A	—	274.916	73.969	—	—	—	—	—
FRB 20220813B	—	122.113	64.282	13.7	982.4379	0.00393	1.28	0.72
FRB 20220814A	—	23.099	63.511	25.6	1430.5579	0.02851	—	—
FRB 20220815A	—	207.374	50.197	16.4	1190.5240	0.00688	2.98	1.00
FRB 20220816A	—	188.806	82.117	17.0	2255.6014	0.02556	6.73	3.58
FRB 20220817A	—	94.695	17.018	14.7	1026.8165	0.00197	2.90	0.96
FRB 20220818B	—	78.327	35.598	16.0	1286.3045	0.00295	—	—
FRB 20220819A	—	356.562	89.727	11.2	1900.2703	0.00590	2.34	1.02
FRB 20220819B	—	123.040	48.799	20.7	1344.3371	0.01180	1.63	0.58
FRB 20220820A	—	11.620	80.135	13.7	368.6127	0.00197	2.42	0.97
FRB 20220820B	—	26.802	31.071	21.8	422.0826	0.00197	1.08	0.42
FRB 20220821A	—	—	—	16.8	237.6048	0.11993	—	—
FRB 20220822A	—	322.032	62.904	42.4	1173.4005	0.07668	—	—
FRB 20220822C	—	44.660	50.391	12.3	932.8601	0.00590	2.75	0.85
FRB 20220831B	—	343.495	89.689	35.0	600.4950	0.00393	6.56	2.84
FRB 20220901B	—	357.881	73.438	153.5	280.5022	0.00295	11.57	2.24
FRB 20220901C	—	18.686	85.260	26.4	511.5449	0.00197	1.72	0.87
FRB 20220902A	—	279.031	74.097	7.6	498.2656	0.03342	1.97	0.67
FRB 20220902B	—	46.727	77.491	12.7	440.2630	0.00197	1.83	0.26
FRB 20220902C	—	67.044	2.901	16.6	405.5494	0.00885	3.64	1.92
FRB 20220902D	—	121.183	65.487	39.4	302.3833	0.00197	4.17	1.23
FRB 20220903A	—	90.775	1.796	24.5	539.1502	0.00492	9.92	2.93
FRB 20220903B	—	131.537	32.487	11.3	603.9859	0.00393	1.19	0.47
FRB 20220905B	—	331.050	32.296	46.4	465.7919	0.01769	13.82	3.91
FRB 20220905C	—	268.092	84.249	11.2	1646.5924	0.00197	2.12	1.69
FRB 20220906A	—	5.920	15.496	48.5	863.7072	0.00197	6.23	1.75
FRB 20220906B	—	70.283	0.601	17.4	357.6287	0.00688	5.49	2.21
FRB 20220906E	—	154.894	34.938	10.5	650.5105	0.01573	3.31	0.94
FRB 20220906C	—	169.551	26.339	33.4	142.5938	0.00197	2.58	0.81
FRB 20220906D	—	208.414	46.331	35.7	526.8567	0.00197	2.19	0.84
FRB 20220907Asub 1	—	7.930	53.956	47.2	1240.5379	0.00983	6.96	2.60
FRB 20220907Asub 2	—	7.930	53.956	47.2	1240.5379	0.00983	6.96	2.60
FRB 20220907Asub 3	—	7.930	53.956	47.2	1240.5379	0.00983	6.96	2.60
FRB 20220907C	—	201.749	39.312	30.9	502.2400	0.02556	4.10	1.01
FRB 20220907B	—	222.694	12.384	33.2	301.8630	0.00197	3.80	0.72
FRB 20220907D	—	225.706	18.920	10.5	302.8800	0.00688	3.38	1.55
FRB 20220908C	—	264.246	25.698	69.2	313.7575	0.00197	3.59	2.65
FRB 20220908D	—	92.048	86.783	37.7	536.5010	0.00197	5.79	1.70
FRB 20220910Asub 1	—	136.980	38.491	72.3	409.5840	0.00885	9.89	2.31
FRB 20220910Asub 2	—	136.980	38.491	72.3	409.5840	0.00885	9.89	2.31
FRB 20220910Asub 3	—	136.980	38.491	72.3	409.5840	0.00885	9.89	2.31
FRB 20220910B	—	225.450	68.781	22.6	988.0310	0.01081	1.80	0.55
FRB 20220911D	—	255.357	23.689	9.5	721.8664	0.00197	—	—
FRB 20220911A	—	269.810	87.946	19.3	332.8607	0.00197	1.57	0.69
FRB 20220911C	—	103.269	85.689	32.4	456.3540	0.00393	—	—
FRB 20220912C	—	354.270	2.822	19.1	675.8656	0.00197	2.83	1.30
FRB 20220913A	—	308.513	78.829	15.8	1402.3555	0.00295	1.84	1.10
FRB 20220913B	—	1.903	6.614	17.5	450.4262	0.00197	6.15	2.75
FRB 20220913C	—	189.487	44.538	133.7	742.7294	0.00197	22.05	8.33
FRB 20220914B	—	93.487	80.719	8.6	764.0200	0.00590	2.99	0.50
FRB 20220915C	—	92.468	18.836	12.0	623.6294	0.00197	2.42	1.09
FRB 20220915D	—	166.276	35.179	81.0	968.5296	0.01573	29.40	11.60
FRB 20220916A	—	237.340	79.879	24.4	493.1932	0.00197	3.74	1.38
FRB 20221012E	—	56.993	35.154	13.9	1118.1673	0.00393	2.86	1.04
FRB 20221013D	—	15.722	52.474	15.4	352.5607	0.00197	1.48	0.53
FRB 20221013E	—	89.360	85.141	66.0	367.4557	0.02359	20.13	7.20
FRB 20221013F	—	111.521	29.995	11.2	588.3092	0.00590	2.47	0.28
FRB 20221013G	—	152.672	27.167	23.7	593.8151	0.00197	2.30	0.45
FRB 20221013I	—	259.780	41.172	20.1	350.3839	0.00197	1.99	0.33
FRB 20221014B	—	328.569	81.058	277.4	257.3935	0.00197	38.64	10.33
FRB 20221014E	—	4.178	46.333	12.6	852.1211	0.00197	1.10	0.37
FRB 20221014F	—	7.765	85.257	39.7	674.1604	0.00492	11.21	4.93
FRB 20221014A	—	—	—	12.8	332.8877	0.00393	—	—
FRB 20221015A	—	313.224	87.724	12.2	554.0012	0.00786	2.34	0.30
FRB 20221015C	—	179.727	65.550	12.0	1223.7997	0.00393	1.81	0.54
FRB 20221015D	—	223.566	19.604	84.2	750.1860	0.00295	14.31	5.07
FRB 20221017A	—	323.435	60.526	34.7	616.3226	0.00393	4.84	0.89
FRB 20221018D	—	10.388	20.931	32.6	308.1549	0.00197	2.62	0.87
FRB 20221019A	—	87.465	81.419	11.3	2029.9321	0.01769	5.85	1.97
FRB 20221019B	—	302.684	86.489	18.5	1384.1789	0.00393	2.90	0.89
FRB 20221020B	—	143.598	63.518	12.2	459.5460	0.00688	1.43	0.51
FRB 20221020C	—	189.038	25.071	38.4	317.5538	0.00393	4.04	1.28
FRB 20221020D	—	254.921	63.044	11.5	591.1285	0.00393	—	—
FRB 20221021C	—	72.458	12.741	49.2	721.5432	0.00197	2.81	0.54
FRB 20221021D	—	197.302	24.215	13.2	554.9773	0.00197	0.65	0.22
FRB 20221021E	—	244.007	62.661	17.7	763.4488	0.00197	0.55	0.37
FRB 20221021F	—	245.356	50.792	17.6	1398.5054	0.00590	3.66	1.02
FRB 20221022B	—	320.196	81.065	38.1	459.3119	0.00590	8.58	2.86
FRB 20221022E	—	14.176	31.668	13.0	532.6028	0.00197	1.09	0.66
FRB 20221022F	—	42.796	44.968	100.2	930.2854	0.03146	33.29	12.25
FRB 20221022A	—	46.960	86.808	134.7	116.8440	0.00197	22.81	5.42
FRB 20221022G	—	108.661	36.858	10.5	538.0611	0.00197	0.44	0.25
FRB 20221022H	—	140.608	63.112	22.5	618.0214	0.03146	5.02	1.95
FRB 20221022I	—	217.531	20.273	15.4	310.0539	0.04129	7.04	2.51
FRB 20221023A	—	294.748	60.186	34.7	638.8351	0.00295	2.61	0.71
FRB 20221024C	—	163.737	81.753	9.8	586.6121	0.01180	2.65	0.71
FRB 20221024A	—	246.686	85.409	16.2	1034.4170	0.00197	1.77	0.49
FRB 20221025G	—	13.286	53.995	28.1	1239.9417	0.00197	1.40	0.88
FRB 20221025Hsub 1	—	37.175	41.260	39.4	891.0056	0.00590	—	—
FRB 20221025Hsub 2	—	37.175	41.260	39.4	891.0056	0.00590	—	—
FRB 20221025I	—	63.754	20.990	78.2	453.2440	0.00393	17.93	8.09
FRB 20221027B	—	241.236	80.119	28.6	950.1462	0.00393	3.36	2.95
FRB 20221027C	—	270.381	52.796	42.0	156.1419	0.00295	4.74	1.89
FRB 20221029B	—	173.184	37.340	15.1	1135.5494	0.01180	3.63	1.26
FRB 20221029C	—	178.752	27.181	27.6	706.5920	0.00295	4.97	1.41
FRB 20221031A	—	70.916	27.725	88.9	212.8984	0.00393	10.42	2.64
FRB 20221101F	—	202.842	21.605	15.4	285.6919	0.00197	1.66	0.52
FRB 20221102E	—	114.608	39.633	16.6	838.1921	0.00393	0.94	0.25
FRB 20221103A	—	336.246	79.690	16.9	852.2644	0.04817	8.94	3.05
FRB 20221103E	—	90.322	41.149	17.2	684.4413	0.00197	1.62	0.44
FRB 20221104E	—	16.655	77.024	21.4	1689.7727	0.01966	9.66	3.02
FRB 20221104F	—	57.608	71.498	30.7	1409.0795	0.01966	9.01	3.55
FRB 20221105A	—	277.266	1.205	18.3	527.8981	0.01081	21.50	9.87
FRB 20221106I	—	223.137	50.188	24.1	617.2092	0.00197	2.90	1.03
FRB 20221106J	—	222.496	64.710	110.5	415.4227	0.00197	15.63	6.73
FRB 20221107A	—	303.285	30.713	14.1	2365.6366	0.00492	3.33	2.04
FRB 20221107B	—	306.087	57.402	16.0	480.1172	0.00197	1.62	0.65
FRB 20221107C	—	322.463	87.161	20.2	1050.9871	0.01671	4.53	1.89
FRB 20221107D	—	320.602	36.720	23.6	465.4869	0.00885	5.31	2.20
FRB 20221107J	—	103.203	8.330	20.3	407.8939	0.00393	3.10	0.72
FRB 20221107K	—	241.372	31.220	26.3	568.9466	0.00197	3.35	1.53
FRB 20221108Asub 1	—	95.224	53.987	36.1	402.9169	0.00295	2.49	0.85
FRB 20221108Asub 2	—	95.224	53.987	36.1	402.9169	0.00295	2.49	0.85
FRB 20221108D	—	123.224	62.460	63.7	338.0559	0.00295	3.95	1.32
FRB 20221109A	—	328.258	46.106	12.6	1579.8261	0.00885	2.98	0.98
FRB 20221109Esub 1	—	81.814	24.166	322.7	236.4972	0.00590	54.29	15.80
FRB 20221109Esub 2	—	81.814	24.166	322.7	236.4972	0.00590	54.29	15.80
FRB 20221109Esub 3	—	81.814	24.166	322.7	236.4972	0.00590	54.29	15.80
FRB 20221109D	—	131.178	73.772	14.7	2170.6602	0.03146	3.65	0.90
FRB 20221110C	—	28.942	85.657	11.1	126.7431	0.00197	1.26	0.62
FRB 20221110A	—	225.119	72.073	16.5	727.8816	0.00295	3.63	1.57
FRB 20221110B	—	253.776	65.803	34.7	1103.7464	0.00295	4.12	1.68
FRB 20221111D	—	27.414	3.426	—	—	—	—	—
FRB 20221111C	—	147.839	12.406	8.7	348.1084	0.00197	1.33	0.54
FRB 20221112Gsub 1	—	131.300	34.504	58.3	501.7175	0.00492	7.79	2.53
FRB 20221112Gsub 2	—	131.300	34.504	58.3	501.7175	0.00492	7.79	2.53
FRB 20221112H	—	188.411	3.077	18.6	1036.5269	0.00492	8.02	3.37
FRB 20221113E	—	71.284	70.293	66.2	411.5448	0.00590	—	—
FRB 20221113F	—	75.408	48.892	17.0	766.2400	0.01573	4.64	1.63
FRB 20221113G	—	119.647	77.491	36.9	348.3912	0.00590	7.87	1.85
FRB 20221113H	—	168.392	31.454	14.2	199.1004	0.00492	1.90	0.53
FRB 20221113I	—	288.263	55.109	12.5	508.7220	0.00885	1.54	0.32
FRB 20221114D	—	95.896	58.677	37.9	140.3610	0.01278	7.36	1.75
FRB 20221114E	—	137.515	41.237	19.3	810.8821	0.00197	2.89	0.80
FRB 20221116B	—	334.857	8.696	25.4	651.8758	0.00590	8.81	3.33
FRB 20221116G	—	43.793	33.522	17.7	583.0206	0.00295	2.61	1.07
FRB 20221116H	—	142.898	76.672	36.5	827.8759	0.00393	6.31	1.54
FRB 20221117A	—	301.918	79.925	11.1	1315.8650	0.00197	2.36	0.66
FRB 20221117B	—	318.365	5.040	9.6	396.2851	0.00393	—	—
FRB 20221117C	—	321.828	35.122	72.9	596.3744	0.00688	19.41	6.25
FRB 20221118C	—	63.215	29.077	36.2	886.7091	0.00295	6.69	1.48
FRB 20221118D	—	110.022	8.687	148.8	757.5998	0.00295	26.61	9.38
FRB 20221119A	—	—	—	137.7	167.8216	0.00197	—	—
FRB 20221129E	—	50.847	60.157	11.0	2293.1235	0.02654	5.40	1.21
FRB 20221130C	—	227.654	30.877	35.7	723.3404	0.00197	2.93	0.86
FRB 20221201E	—	28.617	33.908	18.5	462.1202	0.00197	1.09	0.58
FRB 20221201F	—	254.274	89.188	21.3	949.6929	0.00590	4.20	1.64
FRB 20221201G	—	234.151	34.899	15.0	158.1921	0.00688	1.30	0.82
FRB 20221201A	—	282.032	22.786	78.8	332.9066	0.00590	33.93	8.94
FRB 20221202D	—	353.268	26.514	12.2	957.8688	0.00197	1.51	0.36
FRB 20221202E	—	139.456	22.885	13.8	753.6541	0.01475	2.92	0.96
FRB 20221202F	—	210.261	36.527	20.2	718.2305	0.00786	3.39	1.11
FRB 20221203B	—	311.514	71.914	46.2	602.3945	0.00197	—	—
FRB 20221203N	—	11.435	52.410	21.5	1271.6942	0.00197	3.63	1.93
FRB 20221203O	—	192.605	87.848	15.4	679.4970	0.00197	1.75	0.55
FRB 20221204G	—	258.374	10.347	19.0	1217.5729	0.00885	7.91	1.79
FRB 20221205J	—	82.552	75.824	14.8	1278.3159	0.00197	—	—
FRB 20221206G	—	151.477	36.134	14.3	1026.6700	0.00393	1.39	0.65
FRB 20221206H	—	224.658	26.466	84.8	366.3570	0.00197	6.11	1.53
FRB 20221206Isub 1	—	296.726	64.560	102.1	707.0633	0.00590	20.08	4.98
FRB 20221206Isub 2	—	296.726	64.560	102.1	707.0633	0.00590	20.08	4.98
FRB 20221207A	—	318.247	69.820	19.6	459.9691	0.00492	3.65	2.05
FRB 20221208D	—	135.193	87.873	17.5	260.9364	0.00098	2.84	1.17
FRB 20221208E	—	128.653	79.740	47.6	302.7494	0.00197	5.84	2.31
FRB 20221209B	—	189.791	78.587	20.5	398.4457	0.00197	2.37	1.03
FRB 20221209C	—	195.497	0.770	13.6	161.6787	0.00197	2.80	1.48
FRB 20221209D	—	279.772	52.567	45.6	272.4058	0.03244	24.81	8.88
FRB 20221209A	—	300.468	59.404	138.5	792.5170	0.00393	17.37	4.08
FRB 20221210A	—	341.932	42.592	11.5	1012.8458	0.00786	1.08	0.32
FRB 20221210D	—	343.495	83.984	23.2	319.8043	0.00098	4.28	1.76
FRB 20221210F	—	347.553	6.083	11.2	251.2544	0.00393	2.26	1.36
FRB 20221210H	—	141.437	36.520	16.0	1078.8973	0.00393	2.14	0.87
FRB 20221210Isub 1	—	153.052	14.799	18.7	266.5217	0.00098	4.03	2.79
FRB 20221210Isub 2	—	153.052	14.799	18.7	266.5217	0.00098	4.03	2.79
FRB 20221210J	—	176.302	35.347	14.6	656.5364	0.00197	1.63	0.59
FRB 20221211D	—	247.018	87.064	32.9	350.7690	0.00197	3.45	1.34
FRB 20221211E	—	235.293	33.284	81.3	1178.4706	0.00393	14.74	5.82
FRB 20221213A	—	326.299	30.916	71.2	328.6413	0.00197	7.26	1.84
FRB 20221213G	—	13.057	52.541	39.6	352.5022	0.00295	3.58	1.55
FRB 20221213I	—	279.327	34.709	28.1	469.6606	0.00492	6.51	1.85
FRB 20221214C	—	322.836	62.909	35.9	409.4755	0.10912	—	—
FRB 20221215F	—	18.492	31.054	33.0	231.9740	0.00197	3.89	1.00
FRB 20221215Hsub 1	—	198.678	59.021	326.3	271.6659	0.00295	44.45	13.42
FRB 20221215Hsub 2	—	198.678	59.021	326.3	271.6659	0.00295	44.45	13.42
FRB 20221215I	—	221.087	-4.862	13.9	271.5997	0.00197	—	—
FRB 20221215J	—	251.666	10.324	51.1	749.9296	0.00492	14.13	3.46
FRB 20221216C	—	4.118	32.277	21.2	469.0472	0.00197	3.74	1.30

3,001–3,250 of 3,763 rows

Downloads

Download Catalog 2

The complete catalog, with every burst and every column (version 20251231). Raw data and every other file of the release are archived at CANFAR, where the DOI points.

Catalog files

Raw data and full archive

CANFAR archiveRaw catalog files, permanently archived at the CADC.doi:10.11570/25.0066 Browse on CANFAR

Citation

How to cite

This data is provided by the CHIME/FRB Collaboration. When using this data, please cite the paper listed here.

PaperCHIME/FRB Catalog 2arxiv.org/abs/2601.09399 (opens in a new tab)

Tutorials

Working with the data

Query Catalog 2 from your own code, read its files, or find guides to plotting the data.

Glossary

What each field means

Every field in Catalog 2, grouped by topic, with its unit and a short description. The smaller grey names are the field names used in the downloaded files.

60 columns in 10 groups

Identification5

Column	Unit	Description
Burst name`tns_name`	No unit	Transient Name Server name
Previous name`previous_name`	No unit	Previous name, if applicable
Repeater name`repeater_name`	No unit	Associated repeater name, if applicable
Event ID`event_id`	No unit	CHIME/FRB internal event identifier
Sub-burst number`sub_num`	No unit	Sub-burst number (0 for single-burst FRBs; otherwise, assigned in chronological order). The website numbers sub-bursts from 1.

Position6

Column	Unit	Description
Right ascension`ra`	degrees	Right ascension in decimal degrees (J2000)
Right ascension uncertainty`ra_err`	degrees	Uncertainty in ra in degrees of arc
Declination`dec`	degrees	Declination in decimal degrees (J2000)
Declination uncertainty`dec_err`	degrees	Uncertainty in dec
Galactic longitude`gl`	degrees	Galactic longitude
Galactic latitude`gb`	degrees	Galactic latitude

Detection and dispersion7

Column	Unit	Description
Detection S/N`bonsai_snr`	No unit	Detection S/N
S/N (fitburst)`snr_fitb`	No unit	S/N determined using fitting algorithm fitburst
Detection dispersion measure`bonsai_dm`	pc cm⁻³	Detection dispersion measure
Dispersion measure (fitburst)`dm_fitb`	pc cm⁻³	Dispersion measure determined using fitting algorithm fitburst
Dispersion measure (fitburst) uncertainty`dm_fitb_err`	pc cm⁻³	Uncertainty in dm_fitb
DM excess (NE2001)`dm_exc_ne2001`	pc cm⁻³	Dispersion measure excess between dm_fitb, or bonsai_dm if dm_fitb unavailable, and NE2001 assuming best-fit sky position of source
DM excess (YMW16)`dm_exc_ymw16`	pc cm⁻³	Dispersion measure excess between dm_fitb, or bonsai_dm if dm_fitb unavailable, and YMW16 assuming best-fit sky position of source

Arrival time4

Column	Unit	Description
Arrival time, 400 MHz`mjd_400`	MJD	Time of arrival at topocentric CHIME location referenced to 400.1953125 MHz for specific sub-burst; MJD UTC
Arrival time, 400 MHz uncertainty`mjd_400_err`	MJD	Uncertainty in mjd_400
Arrival time, infinite frequency`mjd_inf`	MJD	Time of arrival at topocentric CHIME location referenced to infinite frequency for specific sub-burst; MJD UTC
Arrival time, infinite frequency uncertainty`mjd_inf_err`	MJD	Uncertainty in mjd_inf

Burst shape5

Column	Unit	Description
Boxcar width`bc_width`	s	Boxcar width of pulse
Width (fitburst)`width_fitb`	s	Width of sub-burst using fitburst
Width (fitburst) uncertainty`width_fitb_err`	s	Uncertainty in width_fitb
Scattering time`scat_time`	s	Scattering time at 400.1953125 MHz
Scattering time uncertainty`scat_time_err`	s	Uncertainty in scat_time

Flux and spectrum11

Column	Unit	Description
Flux`flux`	Jy	Maximum of band-averaged flux-density time series within burst window, lower limit
Flux uncertainty`flux_err`	Jy	Uncertainty in flux
Fluence`fluence`	Jy ms	Integral of band-averaged flux-density time series over burst window, lower limit
Fluence uncertainty`fluence_err`	Jy ms	Uncertainty in fluence
Peak frequency`peak_freq`	MHz	Frequency of maximum of best-fit spectral model for sub-burst
Lowest frequency`low_freq`	MHz	Lowest frequency where best-fit spectral model for sub-burst exceeds 10% of maximum, clipped at band edge
Highest frequency`high_freq`	MHz	Highest frequency where best-fit spectral model for sub-burst exceeds 10% of maximum, clipped at band edge
Spectral index`sp_idx`	No unit	Spectral index for sub-burst
Spectral index uncertainty`sp_idx_err`	No unit	Uncertainty in sp_idx
Spectral running`sp_run`	No unit	Spectral running for sub-burst
Spectral running uncertainty`sp_run_err`	No unit	Uncertainty in sp_run

Exposure and fluence thresholds8

Column	Unit	Description
Exposure, upper transit`exp_up`	hour	Exposure for upper transit of source
Exposure, upper transit uncertainty`exp_up_err`	hour	Uncertainty in exp_up
Exposure, lower transit`exp_low`	hour	Exposure for lower transit of source
Exposure, lower transit uncertainty`exp_low_err`	hour	Uncertainty in exp_low
Fluence threshold, lower transit (68%)`low_ft_68`	Jy ms	Fluence above which 68% of lower-transit bursts would have been detected, lower limit
Fluence threshold, upper transit (68%)`up_ft_68`	Jy ms	Fluence above which 68% of upper-transit bursts would have been detected, lower limit
Fluence threshold, lower transit (95%)`low_ft_95`	Jy ms	Fluence above which 95% of lower-transit bursts would have been detected, lower limit
Fluence threshold, upper transit (95%)`up_ft_95`	Jy ms	Fluence above which 95% of upper-transit bursts would have been detected, lower limit

Fit quality3

Column	Unit	Description
Chi-squared`chi_sq`	No unit	chi-squared from fitburst
Degrees of freedom`dof`	No unit	Number of degrees of freedom in fitburst
Fraction of channels flagged`flag_frac`	No unit	Fraction of spectral channels flagged in fitburst

Flags7

Column	Unit	Description
Catalog 1 flag`catalog1_flag`	No unit	Flag indicating whether event was included in Catalog 1 (1 = included, 0 = not included)
Catalog 1 parameters flag`catalog1_param_flag`	No unit	Flag indicating whether fitburst and/or flux/fluence pipeline results are taken from Catalog 1 (1 = Catalog 1, 0 = Catalog 2)
Sidelobe flag`sidelobe_flag`	No unit	Flag for events that were detected in sidelobes of CHIME primary beam (1 = sidelobe, 0 = mainlobe)
Excluded from inference flag`excluded_flag`	No unit	Flag for events that should be excluded from parameter inference due to non-nominal telescope operation (1 = excluded, 0 = included)
Intrachannel dispersion flag`intrachan_flag`	No unit	Flag for events where intrachannel dispersion was not modeled during fit (1 = unmodeled, 0 = modeled)
Citizen science flag`citizen_science_flag`	No unit	Flag for low S/N events first identified by citizen scientists on Zooniverse platform (1 = citizen science detection, 0 = regular detection)
Extended burst window flag`fluence_win_extended`	No unit	Flag for events where burst window was extended during flux and fluence estimation (1 = window extended, 0 = window not extended)

Notes4

Column	Unit	Description
Localization notes`ra_dec_notes`	No unit	Notes on source localization
Exposure notes`exp_notes`	No unit	Notes on exposure estimates
Flux and fluence notes`fluence_notes`	No unit	Notes on flux and fluence estimates
Fitburst notes`notes_fitb`	No unit	Notes or comments on fitburst results

Catalog 2Five years of FRBs.