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Latest Details
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Name
  GSC 02678-02045  
AAVSO UID
000-BLQ-838 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 04 03.44 +34 20 49.6  (301.01435 +34.34711) Search nearby
B1950.0 20 02 08.86 +34 12 17.0
Proper motion
RA: -4.5 +/- 1.0 mas/yDec: -4.3 +/- 2.4 mas/ySource: UCAC4
Galactic coord. 71.225 +1.622
Other names

(Internal only)
2MASS J20040345+3420496 ASASSN-V J200403.29+342049.2 IRAS 20021+3412
ZTF J200403.43+342049.5    
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Variability type
SR
Spectral type --
Mag. range
13.48 (0.45) V
Discoverer Josef Kalasek
Epoch
08 Jun 2019 (HJD 2458643.0719) Ephemeris
Outburst --
Period 74.4742007 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 2020arXiv200508662C Epoch of minimum given.
2 Kalasek, Josef Images taken by David Conner from the Bradford Robotic Telescope Cluster Camera (Tenerife) between 2012 July and 2013 December.
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars		 2020arXiv200508662C
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 = 6.19H = 5.16K = 4.72J - K = 1.47
AllWISE W1 = 4.36W2 = 4.38W3 = 4.26W4 = 3.53W1 - W2 = -0.01W3 - W4 = 0.73
APASS-DR9 B = 15.42V = 13.48g' = 14.45r' = 12.38B - V = 1.94
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 04 03.44 +34 20 49.6 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 GSC 02678-02045 data Kalasek, Josef 2015-06-09 15:41 UTC Excel file contains identification, photometry table and LC of GSC 02678-02045. Note, the images are unfiltered.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2021-10-26 08:21 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
1 Kalasek, Josef 2015-06-09 17:58 UTC Initial submission.

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