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Latest Details
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| Name |
X Oph |
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| AAVSO UID |
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000-BCC-870 (34348 observations) |
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| Const. |
Ophiuchus |
| J2000.0 |
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| B1950.0 |
18 35 57.63 +08 47 21.0 |
| Galactic coord. |
39.350 +6.904 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 1833+08 |
ADS 11524 A |
ASAS J183821+0850.0 |
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BD+08 3780 |
HD 172171 |
HIP 91389 |
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HR 7002 |
IOMC 1025000024 |
IRC +10366 |
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RAFGL 2213 |
SAO 123744 |
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(Not logged in) Add name
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| Var. type |
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M |
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| Spec. type |
M5e-M9e |
| Mag. range |
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5.9 - 9.2 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
338 |
| Rise/eclipse dur. |
53% |
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Remarks
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Some references may be clicked to view in new window. Roll over index number to view submission details.
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1 |
GCVS Team |
VBA (A = 0.34", Porb = 485.3 yr; B - 9m, K1III, 0.4", 142deg, 1980). The range of the combined brightness is given. P var. Max = 2416416 + 336.61d*E (JD2416400 - 26000); Max = 2426161 + 331.28d*E (JD2426000 - 32500); Max = 2432788 + 335.50d*E (JD2432500 - 38000); since JD2438000 - see Table. |
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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 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
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2 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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3 |
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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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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There are currently no supporting documents on file for this star.
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Campaigns/Programs
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Binocular program
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Legacy LPV Program
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LPV Program
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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3 |
Otero, Sebastian Alberto
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2011-01-20 01:03 UTC |
Primary record creation. Period and epoch from ASAS-3 data. |
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2 |
Admin, VSX
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2010-01-04 23:43 UTC |
Position updated from the GCVS version of November 2009. |
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1 |
Admin, VSX
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2005-12-17 20:33 UTC |
Initial upload. |
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