Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
  CP Lac  
000-BCQ-233 (10229 observations)  
Lacerta Sequence
22 15 41.10 +55 37 01.3  (333.92125 +55.61703) Search nearby
B1950.0 22 13 50.52 +55 22 03.2
Proper motion
RA: -11.1 +/- 5.5 mas/yDec: -7.6 +/- 5.2 mas/ySource: UCAC4
Galactic coord. 102.141 -0.837
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J22154108+5537014 2RXP J221541.3+553701 AAVSO 2212+55
AN 605.1936 ATO J333.9212+55.6170 CSI+55-22138
Downes CP Lac GSC2.3 N1AT007837 Gaia19elx
IPHAS J221541.08+553701.3 N Lac 1936 NPM2 +55.1878
Nova Lac 1936 Nova Lacertae 1936 UCAC4 729-081693
UGPS J221541.09+553701.3 USNO-A2.0 1425-13093144 USNO-B1.0 1456-0394319
WEB 19732 ZTF18abcjzao  
(Not logged in)  Add name
Variability type
Spectral type pec(NOVA)
Mag. range
2.1 V - 20.4 CV
Discoverer Kazuaki Gomi (during the 1936 June 18 total solar eclipse)
20 Jun 1936 (HJD 2428340.00000) Ephemeris
Outburst 1936
Period 0.145143 d  (3.4834 h)
Rise/eclipse dur. --
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Schmeer, Patrick Previous VY Scl-like fading July–December 2010 (AAVSO data, vsnet-alert 23621).
2 Schmeer, Patrick Gaia DR2 parallax 0.8589 ± 0.0420 mas (distance 1.13 ± 0.05 kpc). VY Scl-like fading in 2019 (Gaia data).
(Not logged in)  Add remark
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 D. Denisenko, 2019, vsnet-alert #23621 --
2 Gaia Alerts, 2019 (online data) --
3 R.J. Strope, B.E. Schaefer, A.A. Henden, 2010, arXiv:1004.3698v1
4 Spectroscopy of Five Old Novae: New or Refined Orbital Periods 2006PASP..118..687P
5 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
6 Rodríguez-Gil, P.; Torres, M. A. P., 2005, Time-resolved photometry of the
nova remnants DM Gem, CP Lac, GI Mon, V400 Per, CT Ser and XX Tau
7 D.W. Hoard, The Big List of SW Sextantis Stars 2003AJ....126.2473H
8 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
9 Howarth, I. D., 1978, CP Lacertae (Nova 1936) 1978JBAA...88..608H
10 P.P.Parenago, Perem. Zvezdy 7, N3, 109, 1949. 1949PZ......7..109P
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.
2MASS J = 15.03H = 14.73K = 14.81J - K = 0.21
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
 Legacy CVs
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
7 Schmeer, Patrick 2019-10-12 06:56 UTC Maximum magnitude from 1978JBAA...88..608H. Minimum magnitude from AAVSO data. Discoverer's given name and discovery circumstances added from 2005A&A...431..289R.
6 Schmeer, Patrick 2019-10-10 17:35 UTC Gaia DR2 position.
5 Otero, Sebastian Alberto 2011-05-25 05:23 UTC Primary record creation. Orbital period from reference. Minimum magnitude from AAVSO V-data. UCAC3 position.
4 Admin, VSX 2010-04-28 20:57 UTC Update from [2010arXiv1004.3698S].
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 15:52 UTC Discoverer added.
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.