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Details for Revision 2
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Name
  TT Oph  
AAVSO UID
000-BBX-997 (10101 observations)  
Constellation
Ophiuchus Sequence
J2000.0
16 49 35.88 +03 37 54.1  (252.39950 +3.63169) Search nearby
B1950.0 16 47 06.24 +03 43 02.3
Galactic coord. 21.477 +28.630
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1644+03 AN 121.1908 ASAS J164936+0337.9
BD+03 3281 HIP 82352 HV 3141
NSVS J1649351+033751    
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Variability type
RVA
Spectral type G2e-K0
Mag. range
9.45 - 10.84 V
Discoverer --
Epoch
28 Jul 1980 (HJD 2444449) Ephemeris
Outburst --
Period 61.08 d
Rise/eclipse dur. --
Remarks
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1 GCVS Team [Fe/H] = -0.5.
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References
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1 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)		 2012arXiv1210.0821A
2 Williams S.J., Wozniak P.R., Vestrand W.T., Gupta V., 2004, Unspecified
slow variables		 --
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 G.W.Preston, W.Krzeminski, J.Smak, J.A.Williams, ApJ 137, 401, 1963. 1963ApJ...137..401P
5 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1952ApJ...115...25J
6 C.Payne-Gaposchkin, V.K.Brenton, S.Gaposchkin, HA 113, N1, 1943. 1943AnHar.113....1P
7 Dunér, N. C.; Hartwig, E.; Muller, G., 1911, Benennung von neu entdeckten
veränderlichen Sternen		 1911AN....190...57.
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Supporting Documents
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Revision History
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4 Fernig, Leo 2022-11-15 22:32 UTC Discoverer updated from 1911AN....190...57. page 67.
3 Otero, Sebastian Alberto 2011-06-17 01:51 UTC Primary record creation. Period, epoch and range from ASAS-3 data.
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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