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Details for Revision 2
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Name
  IX Oph  
AAVSO UID
000-BDW-736 (213 observations)  
Constellation
Ophiuchus Sequence
J2000.0
17 09 48.16 -27 16 59.3  (257.45067 -27.28314) Search nearby
B1950.0 17 06 40.89 -27 13 14.9
Galactic coord. 356.998 +7.491
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J17094816-2716593 ASAS J170948-2717.0 GSC 06820-00188
HBC 272 HIP 83963 HV 4410
TYC 6820-188-1    
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Variability type
INB
Spectral type Fpe
Mag. range
11.8 - 12.7 p
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto J-K= 0.84. After comparison with light curves of the rest of the RV Tauri stars, this star is classified as a member of the class.
2 Otero, Sebastian Alberto It might be RVA with P= 147.8 d. But amplitude changes suggest SRD-type. Catalogued as PMS star everywhere but light curve suggests otherwise.
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 K.Himpel, BZ 26, 25, 1944. --
3 H.H.Swope, HB N887, 1932. 1932BHarO.887....6S
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Supporting Documents
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Revision History
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4 Otero, Sebastian Alberto 2012-06-07 09:00 UTC Type revised and epoch changed to a time of minimum (ASAS-3 data).
3 Otero, Sebastian Alberto 2011-09-13 23:18 UTC Primary record creation. Type, 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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