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Name
  Vend558  
AAVSO UID
000-BLJ-637 (21 observations)  
Constellation
Cygnus Sequence
J2000.0
20 24 22.39 +31 09 26.0  (306.09329 +31.15722) Search nearby
B1950.0 20 22 20.99 +30 59 39.1
Proper motion
RA: 81.4 +/- 6.4 mas/yDec: 1.5 +/- 6.0 mas/ySource: UCAC4
Galactic coord. 70.934 -3.699
Other names

(Internal only)
2MASS J20242240+3109260 ASASSN-V J202422.44+310925.8 CSS2 54
IRAS 20223+3059 UCAC4 606-108140 USNO-A2.0 1200-15054013
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Variability type
M
Spectral type S
Mag. range
9.4 - <11.9 Ic
Discoverer Robert Fidrich, "Vendegcsillag-kereso" (Gust Star Hunter) Team
Epoch
16 Jul 2013 (HJD 2456490) Ephemeris
Outburst --
Period 372: d
Rise/eclipse dur. --
Remarks
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1 Fidrich, Robert J-K= 1.85. Preliminary range in V based on DSLR and CCD observations of R. Fidrich, A. Mantero, A. Madai and the KWS Team: 12.8 - <14.8V. There is a 15.45V companion, UCAC4 606-108140 that lies only 12" apart from Vend558. The DSLR magnitude is blended.
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References
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1 Kiso Wide Field Survey --
External Links
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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 = 7.08H = 5.89K = 5.22J - K = 1.85
AllWISE W1 = 5.12W2 = 4.58W3 = 4.19W4 = 3.80W1 - W2 = 0.54W3 - W4 = 0.39
Images
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Supporting Documents
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3 Vend558 light curve Fidrich, Robert 2014-07-23 00:56 UTC
2 Vend558 phase light curve Fidrich, Robert 2014-07-22 02:11 UTC Vend558 phase light curve with 372 days period.
1 Discovery image Fidrich, Robert 2014-07-22 02:11 UTC Canon EOS1000D, 300mm focus telephoto lens, 18x30s, TG channel.
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Revision History
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2 Fidrich, Robert 2014-07-23 01:30 UTC Discoverer added.
1 Fidrich, Robert 2014-07-23 01:03 UTC Initial submission.

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