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Latest Details
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| Name |
MV Sgr |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
18 41 33.09 -21 00 19.6 |
| Proper motion |
| RA: -3.2 +/- 3.2 mas/y | Dec: -8.7 +/- 4.1 mas/y | Source: UCAC4 |
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| Galactic coord. |
13.402 -7.934 |
Other names
(Internal only)
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2MASS J18443197-2057127 |
AAVSO 1838-21 |
ASASSN-V J184432.03-205713.6 |
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HV 4168 |
WISE J184431.96-205712.8 |
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| Variability type |
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RCB |
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| Spectral type |
B2p(HDCe) |
| Mag. range |
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12 - 16.05 B |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
-- |
| Rise/eclipse dur. |
-- |
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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 |
Tisserand, P.; Clayton, G. C.; Bessell, M. S.; et al., 2020, A plethora of
new R Coronae Borealis stars discovered from a dedicated spectroscopic
follow-up survey |
2020A&A...635A..14T |
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2 |
Landolt, A. U.; Clem, J. L., 2017, Multi-color Photometry of the Hot R
Coronae Borealis Star, MV Sagittarii |
2017JAVSO..45..159L |
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3 |
F.M.Bateson, M.Morel, B.Sumner, R.Winnett, Charts for Southern Variables,
ser. N11, 1979. |
-- |
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4 |
D.Hoffleit, AJ 64, 241, 1959. |
1959AJ.....64..241H |
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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 = 11.05 | H = 9.86 | K = 8.87 | J - K = 2.18 |
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AllWISE
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W1 = 8.09 | W2 = 7.34 | W3 = 4.72 | W4 = 2.20 | W1 - W2 = 0.75 | W3 - W4 = 2.53 |
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APASS-DR9
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B = 13.59 | V = 13.37 | g' = 13.40 | r' = 13.35 | i' = 13.32 | B - V = 0.22 |
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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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Revision History
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