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Latest Details
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Name
  V2690 Cyg  
AAVSO UID
000-BJQ-806 (4236 observations)  
Constellation
Cygnus Sequence
J2000.0
19 51 47.50 +37 16 47.8  (297.94792 +37.27994) Search nearby
B1950.0 19 49 58.70 +37 09 02.0
Proper motion
RA: -1.5 +/- 2.9 mas/yDec: -9.2 +/- 3.1 mas/ySource: UCAC4
Galactic coord. 72.442 +5.270
Other names

(Internal only)
1RXH J195147.2+371649 1RXS J195148.7+371712 2MASS J19514749+3716477
2RXS J195146.8+371701 ATO J297.9478+37.2798 CMC15 J195147.4+371647
GSC2.3 N2FQ006070 KIC 1760908 RX J1951.7+3716
RXJ1951+37 UCAC4 637-077421 URAT1 637-341071
USNO-A2.0 1200-13532067 USNO-B1.0 1272-0434152  
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Variability type
UG
Spectral type K7.5/M0.5e
Mag. range
13.6 CV - 16.4 V
Discoverer --
Epoch
--
Outburst --
Period 0.492 d  (11.8 h)
Rise/eclipse dur. --
Remarks
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2015, IBVS 6155
2015IBVS.6155....1K
3 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 2005PASP..117.1386P
4 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
5 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
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 = 13.25H = 12.70K = 12.55J - K = 0.70
AllWISE W1 = 12.35W2 = 12.22W3 = 11.71W1 - W2 = 0.13
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2019-07-20 02:51 UTC Maximum magnitude from AAVSO data. Type and minimum magnitude from ASAS-SN data. Gaia DR2 position.
3 Admin, VSX 2017-12-15 14:07 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
2 Admin, VSX 2016-01-07 04:06 UTC Update from [2015IBVS.6155....1K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.