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
  GSC 07407-01981  
AAVSO UID
000-BLR-798 (No observations)  
Constellation
Sagittarius Sequence
J2000.0
18 38 47.79 -31 05 03.8  (279.69912 -31.08439) Search nearby
B1950.0 18 35 34.29 -31 07 44.9
Proper motion
RA: -2.5 +/- 3.1 mas/yDec: -16.5 +/- 3.1 mas/ySource: UCAC4
Galactic coord. 3.572 -11.152
Other names

(Internal only)
2MASS J18384778-3105039 ASAS J183848-3105.0 ASASSN-V J183847.89-310503.7
(Not logged in)  Add name
Variability type
SRB
Spectral type --
Mag. range
12.6 - 13.3 V
Discoverer Sebastian Otero
Epoch
06 Aug 2002 (HJD 2452493.00) Ephemeris
Outburst --
Period 60.08 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto Other period 57.44 d.
2 Otero, Sebastian Alberto J-K= 1.22.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
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 = 8.95H = 8.02K = 7.73J - K = 1.22
AllWISE W1 = 7.60W2 = 7.75W3 = 7.50W4 = 7.42W1 - W2 = -0.14W3 - W4 = 0.08
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 38 47.79 -31 05 03.8 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
Click document name to open or save. Browser plug-in or other software may be required for viewing.
1 Phase plot Otero, Sebastian Alberto 2015-08-21 03:59 UTC Phase plot with ASAS-3 data.
(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 2015-08-21 05:47 UTC Period and epoch from ASAS-3 data.
1 Otero, Sebastian Alberto 2015-08-21 03:59 UTC Initial submission.

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]
172.30.5.169