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Latest Details
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Name
  QQ Cas  
AAVSO UID
000-BCR-942 (561 observations)  
Constellation
Cassiopeia Sequence
J2000.0
23 45 36.75 +59 54 21.6  (356.40313 +59.90600) Search nearby
B1950.0 23 43 10.84 +59 37 41.8
Proper motion
RA: -2.770 +/- 0.798 mas/yDec: -2.955 +/- 0.553 mas/ySource: Gaia DR1
Galactic coord. 114.761 -1.917
Other names

(Internal only)
2MASS J23453674+5954216 ASASSN-V J234536.61+595422.0 BD+59 2765
IOMC 4012000054 TIC 272539879 TYC 4012-203-1
WISEA J234536.74+595421.5    
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Variability type
EB/DM
Spectral type B2
Mag. range
10.3 - 10.9 p
Discoverer --
Epoch
09 Jul 2013 (HJD 2456483.398) Ephemeris
Outburst --
Period 2.1420716 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team Min II 10.8. P var. Min I = 2434330.169 + 2.142030d*E (JD2415700 - 30000) [B.V.Kukarkin, Perem. Zvezdy 12, N1, 78, 1957.]; since JD2430000 - see Table.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 Bob Nelson's O-C files, 2016 --
3 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
4 G.Romano, Coelum 26, N3-4, 37, 1958. --
5 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
External Links
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Location    Go   
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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 = 8.66H = 8.54K = 8.41J - K = 0.25
AllWISE W1 = 8.29W2 = 8.30W3 = 8.38W4 = 8.27W1 - W2 = -0.01W3 - W4 = 0.11
APASS-DR9 B = 10.99V = 10.20g' = 10.58r' = 10.16i' = 10.14B - V = 0.79
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 23 45 36.75 +59 54 21.6 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2020-05-24 17:39 UTC Period and epoch from the GCVS (November 2019 version).
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.