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Latest Details
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Name
  V3161 Cyg  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
21 42 07.88 +54 49 17.8  (325.53283 +54.82161) Search nearby
B1950.0 21 40 27.88 +54 35 34.1
Proper motion
RA: -3.7 +/- 0.8 mas/yDec: -11.2 +/- 0.8 mas/ySource: UCAC4
Galactic coord. 97.862 +1.442
Other names

(Internal only)
2MASS J21420788+5449175 ASASSN-V J214208.06+544915.6 BD+54 2603
CSV 8682 DHK 35 GSC 03971-00638
HD 206695 IOMC 3971000042 IRAS 21403+5435
IRC +50393 NPM2 +54.1628 NSV 13854
RAFGL 2795 SV* GR 100 TIC 260392844
TYC 3971-638-1 WISEA J214207.88+544917.4  
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Variability type
SRB
Spectral type M6
Mag. range
9.1 - 9.9 V
Discoverer Weber
Epoch
--
Outburst --
Period 100: d
Rise/eclipse dur. --
Remarks
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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 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
4 Hanson R.B., Klemola A.R., Jones B.F., Monet D.G., 2004, AJ 128, 1430 2004AJ....128.1430H
5 G.Romano, Coelum 28, No.3-4, 45, 1960. --
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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 = 2.98H = 1.87K = 1.41J - K = 1.57
AllWISE W3 = 0.45W4 = -0.11W3 - W4 = 0.56
Images
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Supporting Documents
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Revision History
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4 Admin, VSX 2020-10-22 02:13 UTC Update from GCVS5.1 version 2020-10-20.
3 Admin, VSX 2020-10-21 03:16 UTC Update from [2020PZ.....40....6K].
2 Admin, VSX 2007-03-23 20:07 UTC Position from the Lick NPM2 catalog [2004AJ....128.1430H].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.