AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  V1991 Cyg  
AAVSO UID
000-BCH-748 (24 observations)  
Constellation
Cygnus Sequence
J2000.0
19 43 51.84 +32 29 28.9  (295.96600 +32.49136) Search nearby
B1950.0 19 41 56.25 +32 22 12.9
Proper motion
RA: 27.3 +/- 17.3 mas/yDec: 18.6 +/- 16.4 mas/ySource: UCAC4
Galactic coord. 67.465 +4.285
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1940+32 ASASSN-V J194351.83+322929.4 IOMC 2660000043
Kiso C7- 95 LD 136 NSVS J1943518+322936
(Not logged in)  Add name
Variability type
M
Spectral type C
Mag. range
10.2 - 14.7 V
Discoverer --
Epoch
13 Jul 1987 (HJD 2446990) Ephemeris
Outburst --
Period 562 d
Rise/eclipse dur. --
Remarks
There are currently no remarks on file for this star. (Not logged in)  Add remark
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 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
3 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1999PNAOJ...5..149S
4 L.Dahlmark, IBVS N3855, 1993. 1993IBVS.3855....1D
5 L. Dahlmark, 1982-2001, VizieR Catalogue II/238 --
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
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 = 5.24H = 4.06K = 3.10J - K = 2.14
AllWISE W3 = 0.56W4 = 0.11W3 - W4 = 0.45
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 43 51.84 +32 29 28.9 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Admin, VSX 2017-12-15 13:57 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
3 Admin, VSX 2013-10-19 02:27 UTC Update from [L. Dahlmark, 1982-2001, VizieR Catalogue II/238].
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.