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
  2MASS J20502037+5050057  
AAVSO UID
000-BMJ-801 (No observations)  
Constellation
Cygnus Sequence
J2000.0
20 50 20.37 +50 50 05.5  (312.58488 +50.83486) Search nearby
B1950.0 20 48 47.03 +50 38 49.8
Galactic coord. 89.565 +4.292
Other names

(Internal only)
AKARI J2050203+505005 GSC2.3 N30U014340 MSX6C G089.5653+04.2918
UCAC4 705-080429 USNO-B1.0 1408-0379990 WISE J205020.37+505005.6
(Not logged in)  Add name
Variability type
L:
Spectral type --
Mag. range
15.5: - 16.8: R
Discoverer Trygve Prestgard
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Prestgard, Trygve J= 9.97; J-H= 1.78 (2MASS)
(Not logged in)  Add remark
References
There are currently no additional references filed for this star.
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 = 9.97H = 8.19
AllWISE W1 = 6.26W2 = 5.80W3 = 4.87W4 = 3.82W1 - W2 = 0.46W3 - W4 = 1.05
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 20 50 20.37 +50 50 05.5 (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 Discovery images Prestgard, Trygve 2017-07-21 16:35 UTC
(Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
1 Prestgard, Trygve 2017-07-21 22:16 UTC Position from UCAC4. Maximum magnitude from USNO-B1.0. Minimum magnitude from GSC2.3.

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]
172.30.2.168