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
  V3187 Cyg  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
20 12 41.60 +32 12 42.4  (303.17334 +32.21178) Search nearby
B1950.0 20 10 43.11 +32 03 37.6
Galactic coord. 70.409 -1.052
Other names

(Internal only)
2MASS J20124160+3212423 ASASSN-V J201241.61+321242.3 Gaia DR2 2054159819759156992
HD 331986 NSVS 8487853 TIC 275957405
UCAC4 612-096930 WISE J201241.6+321242  
(Not logged in)  Add name
Variability type
RRC
Spectral type F5
Mag. range
11.01 - 11.64 V
Discoverer Patrick Wils, Christopher Lloyd, Klaus Bernhard
Epoch
31 Oct 2014 (HJD 2456961.52) Ephemeris
Outburst --
Period 0.371197 d  (8.9087 h)
Rise/eclipse dur. 32%  (2.85 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 2023PZ.....43....9K Period varies.
2 Otero, Sebastian Alberto VSP Note: 11.7 mag. star 10" to the NNW and 12.6 mag. star 18" to the WSW.
3 Otero, Sebastian Alberto Metal poor (2022arXiv220105402M).
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Kazarovets, E. V.; et al., 2023, The 85th Name-list of Variable Stars 2023PZ.....43....9K
2 Matsunaga, N.; Itane, A.; Hattori, K.; et al., 2022, A Very Metal-poor RR
Lyrae Star with a Disk Orbit Found in the Solar Neighborhood
2022arXiv220105402M
3 Gaia collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
4 Wils P., Lloyd C., Bernhard K., 2006, MNRAS 368, 1757 2006MNRAS.368.1757W
5 Nesterov, V. V.; et al., 1995, The Henry Draper Extension Charts: A
catalogue of accurate positions, proper motions, magnitudes and spectral
types of 86933 stars
1995A&AS..110..367N
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.
APASS-DR9 B = 11.58V = 11.52g' = 10.95B - V = 0.06
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
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.
3 Otero, Sebastian Alberto 2024-10-16 20:10 UTC Primary name and rise duration from 2023PZ.....43....9K. Gaia DR3 position.
2 Otero, Sebastian Alberto 2022-01-27 04:22 UTC Period from 2022arXiv220105402M. Spectral type from 1995A&AS..110..367N. Epoch and range derived from Gaia data. Gaia EDR3 position.
1 Admin, VSX 2007-03-23 20:03 UTC Preserved original object data.