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Latest Details
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| Name |
R Oph |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
17 04 53.47 -16 01 40.4 |
| Proper motion |
| RA: -25.9 +/- 1.4 mas/y | Dec: -24.8 +/- 1.6 mas/y | Source: UCAC4 |
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| Galactic coord. |
6.044 +14.322 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 1702-15 |
ASAS J170746-1605.5 |
ASASSN-V J170745.90-160534.6 |
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BD-15 4455 |
HD 154721 |
IRC -20347 |
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RAFGL 1923 |
SAO 160299 |
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| Variability type |
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M |
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| Spectral type |
M4e-M6e |
| Mag. range |
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7.0 - 13.8 V |
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| Discoverer |
Norman Pogson (1853) |
| Epoch |
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| Outburst |
-- |
| Period |
303.5 d |
| Rise/eclipse dur. |
45% (137 d) |
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Remarks
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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2 |
Cannon, A. J., 1907, Second catalogue of variable stars |
1907AnHar..55....1C |
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3 |
T. Karlsson, Maxima of Mira stars |
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4 |
General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al. |
-- |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 2.52 | H = 1.61 | K = 1.15 | J - K = 1.37 |
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AllWISE
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W3 = -0.47 | W4 = -1.13 | W3 - W4 = 0.66 |
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APASS-DR9
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B = 13.20 | V = 11.87 | g' = 12.17 | r' = 10.22 | B - V = 1.33 |
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Images
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Supporting Documents
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Campaigns/Programs
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LPV Program
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Revision History
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