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
CVPhe 02:12:47.09 -44:29:20.40 17.31 Dec. 9, 2017, 12:32 a.m. 58096.02286 8.351 - -
V1084Her 16:43:45.70 34:02:39.59 11.0 March 5, 2016, 12:41 p.m. 57452.5287 8.78 12.127 2458023.71583
NSV25717 21:39:58.50 -23:11:44.00 11.55 Nov. 17, 2016, 1:54 a.m. 57709.07917 9.06 11.66 2457231.60063
V1084Her 16:43:45.70 34:02:39.59 11.0 March 18, 2016, 2:35 p.m. 57465.60772 9.25 12.127 2458023.71583
VWHyi 04:09:11.28 -71:17:41.39 13.57 Nov. 24, 2016, 2:26 a.m. 57716.10204 9.44 13.767 2458106.76421
V1084Her 16:43:45.70 34:02:39.59 11.0 Feb. 25, 2016, 1:18 p.m. 57443.55442 9.48 12.127 2458023.71583
VWHyi 04:09:11.28 -71:17:41.39 13.57 Oct. 25, 2016, 4:04 a.m. 57686.16995 9.67 13.767 2458106.76421
VWHyi 04:09:11.28 -71:17:41.39 13.57 Jan. 10, 2017, 5:44 a.m. 57763.23947 9.84 13.767 2458106.76421
VWHyi 04:09:11.28 -71:17:41.39 13.57 Nov. 7, 2016, 2:18 a.m. 57699.09603 9.86 13.767 2458106.76421
UGem 07:55:05.21 22:00:04.79 14.65 Sept. 12, 2015, 3:06 p.m. 57277.6295 9.9 14.504 2458101.9846

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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