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Latest Details
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Name
  V1949 Cyg  
AAVSO UID
000-BDP-700 (4233 observations)  
Constellation
Cygnus Sequence
J2000.0
19 30 12.47 +50 48 21.1  (292.55196 +50.80586) Search nearby
B1950.0 19 28 54.40 +50 41 59.6
Proper motion
RA: -5.7 +/- 3.2 mas/yDec: -5.8 +/- 0.7 mas/ySource: UCAC4
Galactic coord. 82.775 +14.993
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J19301246+5048212 ASASSN-V J193012.46+504821.8 ATO J292.5519+50.8058
GSC 03568-00611 Gaia DR2 2135957059589935360 Gaia DR3 2135957059589935360
NSV 12111 NSVS 5595928 SON 9676
TIC 26658250 UCAC4 705-064879 ZTF J193012.45+504821.1
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Variability type
RRAB/BL
Spectral type --
Mag. range
12.24 - 13.50 V
Discoverer Cuno Hoffmeister
Epoch
13 Oct 2015 (HJD 2457308.721) Ephemeris
Outburst --
Period 0.498825 d  (11.9718 h)
Rise/eclipse dur. --
Remarks
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References
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1 Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 1
Main source
2022yCat.1355....0G
2 D.M. Bramich, K.A. Alsubai, A. Arellano Ferro et al., 2014, IBVS 6106 2014IBVS.6106....1B
3 Wils P., Lloyd C., Bernhard K., 2006, MNRAS 368, 1757 2006MNRAS.368.1757W
4 H.Gessner, MVS 11,H.7,150,1988. --
5 C.Hoffmeister, AN 289,H.5,205,1967. 1967AN....289..205H
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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 = 12.34H = 12.09K = 12.01J - K = 0.33
AllWISE W1 = 11.91W2 = 11.91W3 = 11.94W1 - W2 = 0.00
APASS-DR9 B = 12.99V = 12.85g' = 12.82r' = 12.86i' = 12.84B - V = 0.14
Images
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2024-12-04 21:13 UTC Type, period and epoch from AAVSO data. Range derived from AAVSO and Gaia DR3 data. Gaia DR3 position.
3 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2007-03-23 20:03 UTC Update from [2006MNRAS.368.1757W].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.