AAVSO Home



Current Time: 03 Apr 2025 20:33:31 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  AL Com  
AAVSO UID
000-BBS-922 (22873 observations)  
Constellation
Coma Berenices Sequence
J2000.0
12 32 25.79 +14 20 42.3  (188.10746 +14.34508) Search nearby
B1950.0 12 29 54.41 +14 37 15.3
Galactic coord. 282.867 +76.471
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2XMM J123225.7+142042 AAVSO 1227+14 CSS 140101:123226+142042
Downes AL Com SDSS J123225.79+142042.2 USNO-B1.0 1043-0222287
(Not logged in)  Add name
Variability type
UGWZ
Spectral type pec(UG)
Mag. range
12.9 - 19.8 V
Discoverer Leonida Rosino
Epoch
--
Outburst --
Period 0.056668 d  (81.602 min)
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto VSP Note: 21.0 mag. red companion 4" to the SE.
2 GCVS Team Within 8' to the south-east from the nucleus of M 88 (NGC 4501) galaxy.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
2 T. Kato et al., 2009, arXiv:0905.1757v1 [astro-ph.SR] 2009arXiv0905.1757K
3 Catalina Real-time Transient Survey, 2014 (CSS Data) 2009ApJ...696..870D
4 Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) 2009ApJ...696..870D
5 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
6 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
7 N.Vogt, F.M.Bateson, AsAp Suppl 48, N3, 383, 1982. 1982A&AS...48..383V
8 P.N.Kholopov, Yu.N.Efremov, Perem. Zvezdy 20, 277, 1976. 1976PZ.....20..277K
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
GALEX-DR5 FUV = 20.26NUV = 19.88FUV - NUV = 0.38
SDSS-DR12 u = 19.77g = 19.80r = 19.75i = 19.89z = 19.84u - g = -0.04r - i = -0.14
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Campaigns/Programs
 Legacy CVs
 BAA VSS Recurrent Objects Programme
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
7 Schmeer, Patrick 2019-04-15 12:06 UTC Discoverer's first name added.
6 Otero, Sebastian Alberto 2020-05-14 23:56 UTC Gaia DR2 position.
5 Otero, Sebastian Alberto 2017-05-19 22:56 UTC Position and minimum magnitude derived from SDSS. Maximum magnitude from AAVSO V data.
4 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
3 Admin, VSX 2009-05-14 00:48 UTC Update from [2009arXiv0905.1757K].
2 Admin, VSX 2007-03-23 19:52 UTC Discoverer added.
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.