CHAMPSS Pulsar Discoveries

New pulsars discovered by the CHIME All-sky Multi-day Pulsar Stack Search

Name* RA DEC DM Period (s) Frequency (Hz) Date Discovered Date on Website Plots Ephemerides† Notes
J1629+4636 16:29:52.9 +46:36:52 35 0.314056 3.18414 2024-01-08 2024-04-18 J1629+4636 J1629+4636.par Published in [1]
J1802+47 18:02:14.4 +47:16:00 30 0.346624 2.88488 2024-09-05 2024-09-20 J1802+47 J1802+47.par Published in [1], Posted as J1802+4721 by CRAFTS, J1803+47 by Puschino
J1900+5106 19:00:00.9 +51:06:14 71 0.337759 2.96071 2024-07-04 2024-07-04 J1900+5106 J1900+5106.par Published in [1]
J2002+4652 20:02:06.9 +46:52:43 141 0.248260 4.02678 2024-09-05 2024-09-20 J2002+4652 J2002+4652.par Published in [1], Posted as J2002+4653 by CRAFTS
J2100+4711 21:00:13.4 +47:11:15 231 1.458743 0.685200 2023-12-14 2024-04-18 J2100+4711 J2100+4711.par Published in [1], Posted as J2100+4712g by FAST-GPPS 2024-04-16
J2108+5001 21:08:41.9 +50:01:42 482 0.244461 4.09065 2023-12-27 2024-04-18 J2108+5001 J2108+5001.par Published in [1]
J2118+5143 21:18:30.3 +51:43:15 146 0.370223 2.70126 2024-07-04 2024-07-04 J2118+5143 J2118+5143.par Published in [1]
J2151+5128 21:51:46.6 +51:28:49 203 1.051903 0.950664 2024-07-04 2024-07-04 J2151+5128 J2151+5128.par Published in [1]
J2238+5015 22:38:16.5 +50:15:52 28 0.560097 1.78521 2024-07-04 2024-07-04 J2238+5015 J2238+5015.par Published in [1]
J2302+4807 23:02:10.9 +48:07:26 72 0.741974 1.34752 2024-08-20 2024-09-20 J2302+4807 J2302+4807.par Published in [1], Posted as J2301+4809 by CRAFTS, J2302+48 by Puschino
J2319+4919 23:19:14.8 +49:19:09 87 0.544065 1.83834 2024-05-01 2024-05-02 J2319+4919 J2319+4919.par Published in [1]
J1805+46 18:05:34 +46:12:51 32 0.349866 2.85824 2025-05-14 2025-06-19 J1805+46

* Pulsar names are subject to change and will be updated as the pulsar position is refined
† Timing ephemerides correspond to published values, and are not necessarily up to date

List of CHAMPSS Publications:
[1] CHAMPSS Collaboration et al. 2025, "CHIME All-sky Multiday Pulsar Stacking Search (CHAMPSS): System Overview and First Discoveries"