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
  Gaia DR2 4154424219362653568  
AAVSO UID
--  
Constellation
Serpens Sequence
J2000.0
18 20 04.73 -10 20 36.1  (275.01973 -10.34337) Search nearby
B1950.0 18 17 18.84 -10 21 57.8
Galactic coord. 20.156 +2.152
Other names

(Internal only)
IRAS 18173-1021 OGLE-BLG-LPV-262002 OGLE-IV BLG776.28.42
ZTF J182004.72-102036.2    
(Not logged in)  Add name
Variability type
M
Spectral type --
Mag. range
16.482 (3.319) r
Discoverer Gaia collaboration
Epoch
09 Apr 2019 (HJD 2458582.979) Ephemeris
Outburst --
Period 411.1 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 2020arXiv200508662C Epoch of minimum given. g-band period= 138.9631003 d.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Iwanek, P.; et al., 2022, The OGLE Collection of Variable Stars: Nearly
66,000 Mira Stars in the Milky Way		 2022ApJS..260...46I
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars		 2020arXiv200508662C
3 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
4 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties.		 2018A&A...616A...1G
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.
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.
2 Otero, Sebastian Alberto 2023-02-21 21:49 UTC Period from 2022ApJS..260...46I. Primary name and discoverer from 2018A&A...616A...1G. Gaia DR3 position.
1 Admin, VSX 2020-09-26 02:28 UTC Initial upload.

Guidelines    FAQ    Manual    Forum    Variability Types    Passbands    Copyright    Acknowledgments    Privacy    Contact    Help us   
The International Variable Star Index
© 2005-2025 American Association of Variable Star Observers (AAVSO)
Version 1.1 [C]
172.30.2.202