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Latest Details
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Name
  SvkV157  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
20 48 01.31 +31 12 23.3  (312.00546 +31.20647) Search nearby
B1950.0 20 45 57.67 +31 01 15.9
Galactic coord. 74.006 -7.729
Other names

(Internal only)
2MASS J20480131+3112233 ASASSN-V J204801.09+311223.0 ASASSN-V J204801.31+311223.3
CMC15 J204801.3+311223 GSC2.3 N34R000611 UCAC4 607-111857
WISEA J204800.77+311221.3    
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Variability type
EW
Spectral type --
Mag. range
12.46 - 12.67 V
Discoverer Peter Nosáľ
Epoch
03 Jun 2021 (HJD 2459368.793) Ephemeris
Outburst --
Period 0.3947933 d  (9.47504 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Min II= 12.65 V. ASAS-SN magnitudes contaminated by UCAC4 607-111853 (V= 12.9; sep. 8"). Range has been corrected.
2 T. Jayasinghe, K. Z. Stanek, C. Kochanek, et al., 2019 (in preparation) Gaia DR2 position.
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References
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1 T. Jayasinghe, K. Z. Stanek, C. Kochanek, et al., 2019 (in preparation) --
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0		 2017PASP..129j4502K
3 SvkV catalogue of new variable stars --
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 48 01.31 +31 12 23.3 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2021-08-29 06:15 UTC Phase plot with ASAS-SN data.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2021-08-29 06:15 UTC Discoverer and primary name from the SvkV catalogue. Type, period, epoch and range from ASAS-SN data.
1 Admin, VSX 2019-06-26 01:32 UTC Preserved original object data.

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