Welcome to the ASAS-SN CV Patrol

This is an alpha release

This is the ASAS-SN CV patrol. For more information on this project, please see the About page.
The "Active CVs" in the table below are those with latest V-band measurements at least one magnitude brighter than their reference fluxes.
When using this list, cite Davis et al. (2015)

WARNING: All V-band magnitudes reported on this page are only approximate.

Active CVs (sorted by Trigger Magnitude)
ObjectRADECReference MagTrigger DateTrigger MJDTrigger MagLatest MagLatest Mag Date
V1084Her 16:43:45.70 34:02:39.59 11.0 March 5, 2016, 12:41 p.m. 57452.5287 8.78 12.108 2458342.85988
V1084Her 16:43:45.70 34:02:39.59 11.0 March 18, 2016, 2:35 p.m. 57465.60772 9.25 12.108 2458342.85988
VWHyi 04:09:11.28 -71:17:41.39 13.57 Nov. 24, 2016, 2:26 a.m. 57716.10204 9.44 13.244 2458340.84207
V1084Her 16:43:45.70 34:02:39.59 11.0 Feb. 25, 2016, 1:18 p.m. 57443.55442 9.48 12.108 2458342.85988
VWHyi 04:09:11.28 -71:17:41.39 13.57 Oct. 25, 2016, 4:04 a.m. 57686.16995 9.67 13.244 2458340.84207
VWHyi 04:09:11.28 -71:17:41.39 13.57 Jan. 10, 2017, 5:44 a.m. 57763.23947 9.84 13.244 2458340.84207
VWHyi 04:09:11.28 -71:17:41.39 13.57 Nov. 7, 2016, 2:18 a.m. 57699.09603 9.86 13.244 2458340.84207
UGem 07:55:05.21 22:00:04.79 14.65 Sept. 12, 2015, 3:06 p.m. 57277.6295 9.9 13.992 2458184.85456
VWHyi 04:09:11.28 -71:17:41.39 13.57 Sept. 20, 2016, 5:37 a.m. 57651.23457 9.9 13.244 2458340.84207
VWHyi 04:09:11.28 -71:17:41.39 13.57 Sept. 9, 2017, 6:46 a.m. 58005.28234 9.977 13.244 2458340.84207

Click to view all Active CVs.

Click to view all CVs.


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  1. Hello and welcome to the ASSASN CV Patrol. Feel free to sign in/up, or continue touring our home page.

  2. Here are 10 currently active CVs that are visible right from the patrol homepage.

  3. The Patrol will allow you to view all Active Outbursts.

  4. Click here to view all light curves.

  5. Additionally, the CV Patrol now supports email notifications, so be sure to signup today.

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