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Name
  SERIV 164  
AAVSO UID
000-BNK-574 (No observations)  
Constellation
Cepheus Sequence
J2000.0
22 51 29.47 +62 58 19.9  (342.87279 +62.97219) Search nearby
B1950.0 22 49 34.62 +62 42 23.3
Galactic coord. 109.783 +3.204
Other names

(Internal only)
1RXS J225130.5+625829 1SXPS J225129.4+625818 2MASS J22512947+6258199
2RXP J225129.1+625821 AGK3 +621369 BD+62 2121
GC 31889 GSC 04282-00671 HD 216425
HIP 112876 IRAS 22495+6242 MSX6C G109.7832+03.2043
SAO 20283 TYC 4282-671-1 UCAC4 765-070476
URAT1 765-338266 USNO-B1.0 1529-0416361 WISE J225129.48+625819.4
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Variability type
RS:
Spectral type G5III
Mag. range
6.65 - 6.68 V
Discoverer Ivan Sergey
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Sergey, Ivan B-V= 0.74; J-K= 0.42 The X-ray detections point to an active star. Plus the spectral type indicating a giant, all point to an RS system. It has a physical 1.9" companion with G= 11.7.
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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 Perryman, M. A. C.; et al., 1997, The HIPPARCOS and TYCHO catalogues 1997HIP...C......0E
3 Brodskaya, E. S.,1955, Catalogue of spectral classes, magnitudes and color
indices of 5752 stars in an area of the Milky Way centered at α =
23h25m, δ 61°30'.
1955IzKry..14....3B
External Links
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Images
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Supporting Documents
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2 Photometric curve from TESS data Sergey, Ivan 2020-01-30 20:12 UTC
1 Light curve from Hipparcos data Sergey, Ivan 2020-01-30 20:09 UTC
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Revision History
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1 Sergey, Ivan 2020-01-30 20:33 UTC Initial submission. Position from Gaia DR2. Spectral type from 1955IzKry..14....3B. Range from HIPPARCOS data.