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Name
  V2120 Oph  
AAVSO UID
000-BDY-522 (No observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 04 38.10 -24 42 17.0  (256.15875 -24.70472) Search nearby
B1950.0 17 01 34.63 -24 38 10.7
Galactic coord. 358.417 +9.946
Other names

(Internal only)
2MASS J17043812-2442168 CMC15 J170438.1-244216 EPIC 231117984
Gaia DR2 4112719807723344000 SMSS J170438.14-244216.6 UCAC4 327-090908
USNO-B1.0 0652-0406975 VHS J170438.12-244216.9  
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Variability type
RRAB
Spectral type --
Mag. range
15.6 - 16.7 B
Discoverer --
Epoch
21 May 1977 (HJD 2443284.8) Ephemeris
Outburst --
Period 0.652996 d  (15.6719 h)
Rise/eclipse dur. 18%  (2.82 h)
Remarks
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1 Otero, Sebastian Alberto VSP Note: The 16th mag. RRAB variable V4036 Oph is 6.5" to the NE.
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References
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1 Gaia collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties		 2018A&A...616A...1G
2 Ch.M.Clement, H.Sawyer Hogg, T.R.Wells, AJ 85, N12, 1604, 1980. 1980AJ.....85.1604C
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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 2022-05-04 14:42 UTC Maximum magnitude derived from SMSS.
3 Otero, Sebastian Alberto 2022-05-04 14:33 UTC Period from 2018A&A...616A...1G. Maximum magnitude derived from CMC15. Minimum magnitude derived from Pan-STARRS1. Type and epoch from Gaia data. Gaia EDR3 position.
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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