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
  FT Sge  
AAVSO UID
000-BFD-460 (No observations)  
Constellation
Sagitta Sequence
J2000.0
19 40 54.34 +18 44 48.2  (295.22640 +18.74671) Search nearby
B1950.0 19 38 41.10 +18 37 45.4
Galactic coord. 55.187 -1.946
Other names

(Internal only)
SON 9952 ZTF J194054.33+184448.0  
(Not logged in)  Add name
Variability type
M
Spectral type ea
Mag. range
17.375 (5.778) g
Discoverer --
Epoch
13 Apr 2019 (HJD 2458587.3917) Ephemeris
Outburst --
Period 415.5797226 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.
2 GCVS Team P.K.55-1 deg 2. Not a planetary nebula.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars		 2020arXiv200508662C
3 C.Hoffmeister, AN 290, H.1-2, 43, 1967. 1967AN....290...43H
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 = 6.97H = 5.98K = 5.37J - K = 1.60
AllWISE W1 = 4.60W2 = 3.93W3 = 3.18W4 = 2.33W1 - W2 = 0.66W3 - W4 = 0.85
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 40 54.34 +18 44 48.2 (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
Stellar Association Membership
 ASCC 104 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2021-10-26 05:18 UTC Update from 2020arXiv200508662C. Gaia EDR3 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.

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]
172.30.2.216