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
  ASAS J202046+2831.4  
AAVSO UID
000-BML-380 (17 observations)  
Constellation
Vulpecula Sequence
J2000.0
20 20 46.20 +28 31 21.9  (305.19250 +28.52275) Search nearby
B1950.0 20 18 42.20 +28 21 48.9
Proper motion
RA: -13.364 +/- 0.549 mas/yDec: -18.977 +/- 0.568 mas/ySource: Gaia DR1
Galactic coord. 68.315 -4.554
Other names

(Internal only)
2MASS J20204620+2831218 ASAS 202046+2831.4 ASASSN-V J202046.14+283122.0
BD+28 3712 GSC 02167-01134 HD 334218
NSVS 8547416 PPM 110939 SAO 88551
TYC 2167-1134-1 UCAC4 593-114655  
(Not logged in)  Add name
Variability type
EA
Spectral type A8
Mag. range
9.07 - 9.32 V
Discoverer --
Epoch
21 May 2004 (HJD 2453146.852) Ephemeris
Outburst --
Period 2.59047 d
Rise/eclipse dur. 12%  (7.5 h)
Remarks
There are currently no remarks on file for this star. (Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Wozniak, P. R.; et al., 2004, Northern Sky Variability Survey: Public Data
Release		 2004AJ....127.2436W
2 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
3 Nesterov, V. V. et al., 1995, The Henry Draper Extension Charts 1995A&AS..110..367N
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 = 8.43H = 8.33K = 8.27J - K = 0.17
AllWISE W1 = 8.25W2 = 8.29W3 = 8.32W4 = 8.85W1 - W2 = -0.03W3 - W4 = -0.53
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
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 2017-10-10 00:42 UTC Phase plot with ASAS-3 and NSVS data.
(Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2017-10-10 00:38 UTC Type, period, epoch, eclipse duration and range from ASAS-3 and NSVS data. Spectral type from 1995A&AS..110..367N.
2 Zalezsak, Tamas 2015-07-02 02:06 UTC UCAC4 position.
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]
172.30.4.49