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Latest Details
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Name
  2MASS J02005447+6456437  
AAVSO UID
000-BNZ-945 (No observations)  
Constellation
Cassiopeia Sequence
J2000.0
02 00 54.47 +64 56 43.6  (30.22696 +64.94544) Search nearby
B1950.0 01 57 10.19 +64 42 13.5
Galactic coord. 130.204 +3.059
Other names

(Internal only)
1RXS J020054.8+645651 1WGA J0200.8+6456 2RXP J020053.6+645642
2RXS J020055.7+645642 Gaia EDR3 518137368471752960 UCAC4 775-011719
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Variability type
UV
Spectral type M6.5V
Mag. range
12.4 - 15.4: CV
Discoverer Olga Smolyankina, Stanislav Korotkiy, Kirill Sokolovsky
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Sokolovsky, Kirill J-K = 0.87 +/-0.03. Gaia EDR3 parallax 19.11 +/-0.02 mas; proper motion pmRA= -70.42 +/-0.02 mas/yr, pmDE= -73.40 +/-0.02 mas/yr. The flare is visible at three dithered NMW survey images taken between 2021-06-20 23:04:17 and 23:05:51 UTC (20 sec exposure each).
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References
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1 Cook, N. J.; et al., 2016, A method for selecting M dwarfs with an
increased likelihood of unresolved ultracool companionship
2016MNRAS.457.2192C
2 Sokolovsky, K.; Korotkiy, S.; Lebedev, A., 2014, The New Milky Way: A
Wide-Field Survey of Optical Transients near the Galactic plane
2014ASPC..490..395S
External Links
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Images
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Supporting Documents
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1 The NMW survey images showing the variable in quiescent and flaring states Sokolovsky, Kirill 2021-06-21 04:15 UTC
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Revision History
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1 Sokolovsky, Kirill 2021-06-23 13:55 UTC Initial submission. Spectral type from 2016MNRAS.457.2192C.