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Latest Details
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Name
  V2914 Cyg  
AAVSO UID
000-BLR-379 (10 observations)  
Constellation
Cygnus Sequence
J2000.0
20 18 09.46 +38 18 27.9  (304.53942 +38.30775) Search nearby
B1950.0 20 16 19.23 +38 09 03.2
Proper motion
RA: -3.154 +/- 0.873 mas/yDec: -5.601 +/- 1.299 mas/ySource: Gaia DR1
Galactic coord. 76.095 +1.413
Other names

(Internal only)
1SWASP J201809.46+381827.9 2MASS J20180945+3818279 ALS 11112
ASASSN-V J201809.53+381828.7 GSC 03151-02485 LS II +38 32
TYC 3151-2485-1 UCAC4 642-091340 [NH52] 30
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Variability type
EA
Spectral type OB
Mag. range
10.2 (0.3:) V
Discoverer Frank Kahle
Epoch
22 Dec 2016 (HJD 2457745.054) Ephemeris
Outburst --
Period 1.661885 d
Rise/eclipse dur. 14%  (5.58 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Kahle, Frank While setting up and testing a 60 mm telescope for photometry I found TYC 3151-2485-1 to be a variable star candidate. Checking SWASP yields further evidence for TYC 3151-2485-1 to be a variable star (EA).
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References
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1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich et al., 2020, The 82nd
Name-List of Variable Stars. Part III - RA 20h to 24h and Novae
2020PZ.....40....6K
2 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (20 October 2020)
2017ARep...61...80S
3 Butters, O. W.; et al., 2010, The first WASP public data release 2010A&A...520L..10B
External Links
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Location    Go   
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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 = 9.29H = 9.19K = 9.16J - K = 0.13
AllWISE W1 = 9.20W2 = 9.24W3 = 9.31W1 - W2 = -0.04
APASS-DR9 B = 10.61V = 10.21g' = 10.41r' = 10.07i' = 10.00B - V = 0.40
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 18 09.46 +38 18 27.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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2 60 mm f/3,8 LC Kahle, Frank 2015-06-27 19:22 UTC light curve for TYC-3151-2485-1 (60 mm f/3,8 FH)
1 SWASP LC Kahle, Frank 2015-06-27 19:13 UTC SWASP lightcurve for TYC-3151-2485-1
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Admin, VSX 2020-10-22 02:14 UTC Update from GCVS5.1 version 2020-10-20.
2 Admin, VSX 2020-10-21 03:00 UTC Update from [2020PZ.....40....6K].
1 Kahle, Frank 2015-07-29 00:30 UTC Initial submission.