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Latest Details
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Name
  V2911 Oph  
AAVSO UID
000-BHL-148 (No observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 17 49.53 -17 58 17.0  (259.45637 -17.97139) Search nearby
B1950.0 17 14 54.57 -17 55 07.1
Proper motion
RA: -2.4 +/- 3.7 mas/yDec: -4.9 +/- 1.9 mas/ySource: UCAC4
Galactic coord. 5.823 +11.278
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17174953-1758168 ASAS J171750-1758.3 ASASSN-V J171749.41-175816.9
GSC 06237-00653 Houk 116 NSV 8462
TAOS 167.00261 USNO-B1.0 0720-00502223  
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Variability type
SR
Spectral type M3
Mag. range
11.5 - 12.9 V
Discoverer --
Epoch
12 Aug 2007 (HJD 2454325) Ephemeris
Outburst --
Period 337 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 J-K= 1.21. Elements in the table are for the minima of the Long Secondary Period (LSP).
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2015, IBVS 6151
2015IBVS.6151....1K
2 E.V. Kazarovets, E.N. Pastukhova, 2013, PZP 13, 14 2013PZP....13...14K
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 N.Houk, MS, 1968. --
External Links
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Location    Go   
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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 = 7.90H = 7.02K = 6.69J - K = 1.21
AllWISE W1 = 6.59W2 = 6.60W3 = 5.62W4 = 4.75W1 - W2 = -0.01W3 - W4 = 0.87
APASS-DR9 B = 14.38V = 12.60g' = 13.40r' = 11.95i' = 10.36B - V = 1.78
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 17 17 49.53 -17 58 17.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2016-04-23 04:50 UTC Period and epoch from ASAS-3 data.
3 Admin, VSX 2015-11-20 03:19 UTC Update from [2015IBVS.6151....1K].
2 Admin, VSX 2013-10-11 01:30 UTC Update from [2013PZP....13...14K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.