AAVSO Home



Current Time: 29 Mar 2025 23:36:42 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  tau 4 Ser  
AAVSO UID
000-BBW-373 (10655 observations)  
Constellation
Serpens Sequence
J2000.0
15 36 28.19 +15 06 05.0  (234.11746 +15.10139) Search nearby
B1950.0 15 34 09.12 +15 15 56.1
Proper motion
RA: -3.66 +/- 0.51 mas/yDec: 8.89 +/- 0.40 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 24.086 +49.884
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
17 Ser tau Ser 4 ASAS J153628+1506.1
ASASSN-V J153628.21+150605.2 BD+15 2890 HD 139216
HIP 76423 IRC +20282 RAFGL 1788
SAO 101641    
(Not logged in)  Add name
Variability type
SRB
Spectral type M5IIb-III
Mag. range
5.89 - 7.07 V
Discoverer --
Epoch
01 Apr 2007 (HJD 2454192.0) Ephemeris
Outburst --
Period 86.7 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Admin, VSX Detected periods: 86.7, 173.0, 244.5d [2009arXiv0908.3228T].
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 V. Tabur, T.R. Bedding, L.L. Kiss, T.T. Moon, B. Szeidl, H. Kjeldsen, 2009,
arXiv:0908.3228v1 [astro-ph.SR]
2009arXiv0908.3228T
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 Y.Yamashita, M.Nakagiri, Y.Norimoto, Tokyo Ann, sec. ser., 19, N1, 14,
1982.
--
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 = 0.31H = -0.85K = -1.05J - K = 1.36
AllWISE W3 = -1.46W4 = -2.47W3 - W4 = 1.02
GALEX-DR5 FUV = 19.65NUV = 15.96FUV - NUV = 3.70
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
Campaigns/Programs
 Binocular program
 LPV Program
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2011-06-28 23:39 UTC Period from Tabur et al. (2009). Epoch from ASAS-3 data.
2 Admin, VSX 2009-08-26 01:51 UTC Update from [2009arXiv0908.3228T].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.