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  V2069 Cyg  
000-BDP-797 (44928 observations)  
Cygnus Sequence
21 23 44.83 +42 18 01.6  (320.93679 +42.30044) Search nearby
B1950.0 21 21 49.48 +42 05 06.5
Proper motion
RA: -1.7 +/- 3.5 mas/yDec: -9.6 +/- 3.5 mas/ySource: UCAC4
Galactic coord. 87.122 -5.686
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXS J212345.7+421759 2MASS J21234481+4218016 Downes V2069 Cyg
IGR J21237+4218 PBC J2123.6+4217 RX J2123.7+4217
SBC9 2046 SWIFT J2123.4+4216 SWIFT J2123.5+4217
USNO-B1.0 1323-0512056 [DWS97] Cyg 6  
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Variability type
Spectral type --
Mag. range
15.70 - 16.20 V
Discoverer --
Outburst --
Period 0.31168 d  (7.480 h)
Rise/eclipse dur. --
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1 2009ATel.2089....1D X-ray pulses detected with a period of 743.2s.
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Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Henden, A. A.; et al., 2016, AAVSO Photometric All Sky Survey (APASS) DR9 2016yCat.2336....0H
2 D. de Martino et al., 2009, ATel #2089 2009ATel.2089....1D
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
5 C.Motch, F.Haberl, P.Guillout, M.Pakull, K.Reinsch, J.Krautter, AsAp 307,
No.2, 459, 1996.
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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 = 14.35H = 13.92K = 13.73J - K = 0.61
AllWISE W1 = 13.23W2 = 13.10W3 = 11.74W1 - W2 = 0.13
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2017-06-08 23:13 UTC Minimum magnitude from APASS data.
2 Admin, VSX 2009-06-19 22:04 UTC Update from [2009ATel.2089....1D].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.