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Latest Details
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| Name |
R Ara |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
16 35 34.92 -56 53 46.7 |
| Proper motion |
| RA: -7.698 +/- 0.080 mas/y | Dec: -15.938 +/- 0.063 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
330.352 -6.829 |
Other names
(Internal only)
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1RXS J163943.2-565928 |
1WGA J1639.7-5659 |
2MASS J16394472-5659398 |
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2RXP J163945.7-565932 |
2RXS J163943.2-565931 |
AAVSO 1631-56 |
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ASAS J163945-5659.7 |
CCDM J16397-5700A |
CD-56 6482 |
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CPD-56 7804 |
HD 149730 |
HD 149730 A |
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HIP 81589 |
HJ 4866A |
SAO 244037 |
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TYC 8720-2094-2 |
UCAC4 166-175821 |
WDS J16397-5700A |
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XMMSL2 J163944.2-565934 |
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| Variability type |
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EA |
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| Spectral type |
B5V+F1IV |
| Mag. range |
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6.90 - 8.57 V |
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| Discoverer |
Isaac Roberts (1892) |
| Epoch |
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| Outburst |
-- |
| Period |
4.42526 d |
| Rise/eclipse dur. |
14% (14.9 h) |
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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 |
Otero, Sebastian Alberto
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Strong period changes. |
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2 |
Otero, Sebastian Alberto
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0.4 mag. variability at maximum due to mass transfer.
ASAS-3 and HIPPARCOS magnitudes contaminated by the B companion (a B9V star with V= 7.80; sep. 3.6"). Range has been corrected. Blended range V= 6.51 - 7.37. |
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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 |
Blane, D.; Blackford, M. G.; Budding, E.; et al., 2019, IBVS #6267 |
2019IBVS.6267....1B |
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2 |
Kervella, P.; Arenou, F.; Mignard, F.; et al., 2019, Stellar and substellar
companions of nearby stars from Gaia DR2. Binarity from proper motion
anomaly |
2019A&A...623A..72K |
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3 |
J.S. Nichols et al., 2010, ApJS 188, 473 |
2010ApJS..188..473N |
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4 |
J.S. Nichols et al., 2010, ApJS 188, 473 (online data) |
2010ApJS..188..473N |
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5 |
Pojmanski, G., 2002, The All Sky Automated Survey |
2002AcA....52..397P |
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6 |
Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues |
1997HIP...C......0E |
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7 |
E.Hertzsprung, BAN 9, 275, 1942. |
1942BAN.....9..275H |
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8 |
Cannon, A. J., 1907, Second catalogue of variable stars |
1907AnHar..55....1C |
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Supporting Documents
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Revision History
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