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Latest Details
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| Name |
R Aqr |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
23 41 14.22 -15 33 42.3 |
| Proper motion |
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| Galactic coord. |
66.517 -70.325 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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2MASS J23434939-1517043 |
AAVSO 2338-15 |
ASAS J234349-1517.1 |
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BD-16 6352 |
HD 222800 |
HIP 117054 |
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HR 8992 |
IRC -20642 |
MWC 400 |
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RAFGL 3136 |
SAO 165849 |
TIC 92138849 |
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UCAC4 374-180350 |
WISEA J234349.53-151704.8 |
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| Variability type |
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M+ZAND |
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| Spectral type |
M5e-M8.5e+pec |
| Mag. range |
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5.2 - 12.4 V |
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| Discoverer |
Karl Ludwig Harding (1811) |
| Epoch |
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| Outburst |
-- |
| Period |
387 d |
| Rise/eclipse dur. |
41% (159 d) |
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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 |
Symbiotic spectrum. Emissions of H, SII, OIII, FeII, NeIII, OII. Variable radio source. SiO maser. The secondary may be an accreting white dwarf. The star is embedded in an expanding gaseous nebula several hundred years old. A cycle ~24a and longer-term variations are possible in the changes of radial velocities and period. |
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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 |
Harding, C. L., 1830, Kleine astron ephemeriden |
1830kaep.book.....H |
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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 = -0.15 | H = -1.10 | K = -1.60 | J - K = 1.45 |
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AllWISE
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W4 = -3.20 |
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APASS-DR9
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B = 10.92 | V = 9.59 | g' = 10.67 | r' = 7.57 | B - V = 1.33 |
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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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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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LPV Humps
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Individual campaigns
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Revision History
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