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
  NSV 20905  
AAVSO UID
--  
Constellation
Ophiuchus Sequence
J2000.0
17 06 01.12 -28 32 39.9  (256.50467 -28.54442) Search nearby
B1950.0 17 02 52.16 -28 28 39.3
Galactic coord. 355.473 +7.422
Other names

(Internal only)
2MASS J17060111-2832400 ASASSN-V J170601.19-283240.5 Terz V 626
USNO-B1.0 0614-0460806    
(Not logged in)  Add name
Variability type
M
Spectral type --
Mag. range
13.1 - <17.0 V
Discoverer A. Terzan, Ch. Ounnas
Epoch
10 Jun 2019 (HJD 2458645) Ephemeris
Outburst --
Period 214 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Bedient, James ASAS-SN magnitudes contaminated by several faint stars in a crowded field including USNO-B1.0 0614-0460763 (V= 16.2, sep. 9"). Range has been corrected.
2 GCVS Team Var in B and in V.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 Terzan, A.; Ounnas, Ch., 1988, A photometric study of the bright cloud B in
Sagittarius. VI. 1592 new variable stars and 30 diffuse objects.
1988A&AS...76..205T
3 A.Terzan, Ch.Ounnas, AsAp Suppl 76, No.2, 205, 1988. 1988A&AS...76..205T
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 = 8.81H = 7.88K = 7.47J - K = 1.34
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.
2 Phase Plot Bedient, James 2021-02-19 19:52 UTC Phase plot of NSV 20905 ASAS-SN V and g data.
1 Light Curve Bedient, James 2021-02-19 19:50 UTC Light curve of NSV 20905 ASAS-SN V and g data from JD 2457524 to 2459264.
(Not logged in)  Add document
Stellar Association Membership
 ASCC 87 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Bedient, James 2021-01-10 07:18 UTC Gaia EDR3 position. Discoverer from 1988A&AS...76..205T. Type, range, period, and epoch from ASAS-SN data.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.