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Name
  PMAK V36  
AAVSO UID
000-BBC-217 (No observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 56 47.03 +60 21 46.1  (14.19596 +60.36281) Search nearby
B1950.0 00 53 45.41 +60 05 32.8
Galactic coord. 123.593 -2.502
Other names

(Internal only)
2MASS J00564697+6021463 BD+59 146 GSC 04017-01864
HD 5408 HIP 4440 SAO 11484
TIC 51961599 TYC 4017-1864-1 UCAC4 752-011214
USNO-A2.0 1500-00986038 USNO-B1.0 1503-0035698  
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Variability type
HB
Spectral type B7Vn+B9VHgMn+A1V
Mag. range
5.55 V (0.002)TESS
Discoverer Maksym Pyatnytskyy (PMAK (AAVSO))
Epoch
31 Oct 2019 (HJD 2458788.36) Ephemeris
Outburst --
Period 4.241 d
Rise/eclipse dur. --
Remarks
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1 Pyatnytskyy, Maksym J-K= -0.08, B-V= -0.07. Other period: P2= 0.708 d (P1/P2= 6.0), possible tidally induced pulsations, amplitude <0.001 TESS.
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References
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1 Ricker, G. R.; et al., 2014, Transiting Exoplanet Survey Satellite (TESS) 2014SPIE.9143E..20R
2 Fekel, F. C., Jr., 1979, An Investigation of the Properties of Close
Multiple Stars		 1979PhDT.........8F
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Images
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Supporting Documents
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3 Phase Plot P2= 0.708 d Pyatnytskyy, Maksym 2020-01-13 19:44 UTC Phase Plot with TESS data, secondary period out of eclipses, low freq. detrend.
2 Light Curve Pyatnytskyy, Maksym 2020-01-13 19:43 UTC Light curve with TESS data.
1 Phase Plot P= 4.241 d Pyatnytskyy, Maksym 2020-01-13 19:43 UTC Phase Plot with TESS data.
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Revision History
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1 Pyatnytskyy, Maksym 2020-01-15 17:05 UTC V magnitude from GCPD. Spectral type from 1979PhDT.........8F.

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