AAVSO Home



Current Time: 03 Apr 2025 04:19:39 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.
Size 5' x 5' (297 x 298 pixels)
Center 15 36 28.19 +15 06 05.0 (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
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.