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Latest Details
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Name
  V1972 Cyg  
AAVSO UID
000-BDP-718 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 23 03.61 +39 29 49.9  (305.76504 +39.49719) Search nearby
B1950.0 20 21 14.58 +39 20 07.7
Proper motion
RA: -1.844 +/- 1.247 mas/yDec: -6.606 +/- 1.174 mas/ySource: Gaia DR1
Galactic coord. 77.616 +1.302
Other names

(Internal only)
2MASS J20230361+3929498 ALS 11256 ASASSN-V J202303.63+392949.8
GSC 03156-00042 Hen 3-1892 IOMC 3156000057
IRAS 20212+3920 LS II +39 41 MWC 342
TYC 3156-42-1    
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Variability type
FSCMa
Spectral type B0/2V:[e]
Mag. range
10.27 - 10.96 V
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto J-K= 2.30.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
2 Miroshnichenko, A. S., 2007, Toward Understanding the B[e] Phenomenon. I.
Definition of the Galactic FS CMa Stars
2007ApJ...667..497M
3 Miroshnichenko, A. S.; Corporon, P., 1999, Revealing the nature of the B[e]
star MWC 342
1999A&A...349..126M
4 Yu.K.Bergner, A.S.Miroshnichenko, I.S.Sudnik, R.V.Yudin, N.Yu.Yutanov,
A.A.Krivtsov, A.N.Sokolov, K.S.Kuratov, D.B.Mukanov, Astrofizika 32, No.2,
203, 1990.
1990Afz....32..203B
5 J.Stock, J.J.Nassau, C.B.Stephenson, Luminous Stars in the Northern Milky
Way, II, Hamburg-Bergedorf, 1960.
1960LS....C02....0S
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 = 6.98H = 5.80K = 4.68J - K = 2.30
AllWISE W3 = -0.24W4 = -1.82W3 - W4 = 1.58
APASS-DR9 B = 11.66V = 10.56g' = 11.14r' = 9.84i' = 9.18B - V = 1.09
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 23 03.61 +39 29 49.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2013-03-26 23:38 UTC Minimum magnitude from INTEGRAL-OMC data. Maximum magnitude from 1999A&A...349..126M. Type from 2007ApJ...667..497M. UCAC4 position.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.