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  mu. Cep  
000-BCP-244 (80188 observations)  
Cepheus Sequence
21 43 30.50 +58 46 48.0  (325.87708 +58.78000) Search nearby
B1950.0 21 41 58.61 +58 33 00.4
Proper motion
RA: 5.36 +/- 0.17 mas/yDec: -3.51 +/- 0.18 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 100.595 +4.315
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
* mu Cep AAVSO 2140+58 ADS 15271 A
ASASSN-V J214338.04+584815.7 ASASSN-V J214417.56+583911.3 BD+58 2316
HD 206936 HIP 107259 HR 8316
IRC +60325 RAFGL 2802 SAO 33693
VV 469 miu Cep  
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Variability type
Spectral type M2eIa
Mag. range
3.43 - 5.1 V
Discoverer Sir William Herschel, 1782
14 Jun 1994 (HJD 2449518) Ephemeris
Outburst --
Period 835 d
Rise/eclipse dur. --
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1 Otero, Sebastian Alberto Usually between V= 3.5 and 4.5. Other period is 390 d.
2 Waagen, Elizabeth O. This star is Greek-letter mu Cep.
3 GCVS Team VB A (B 12.3m, 19.4", 262deg; C 12.7m, 41", 299deg). There is also the cycle with 4400d duration [I.A.Klyus, Perem. Zvezdy 21, 132, 1978.].
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1 T. Jayasinghe, K. Z. Stanek, C. Kochanek, et al., 2019 (in preparation) --
2 Long-Term VRI Photometry of Small-Amplitude Red Variables. I. Light Curves
and Periods
3 T.A.Polyakova, Perem. Zvezdy 20, 75, 1975. 1975PZ.....20...75P
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = -0.33H = -1.26K = -1.62J - K = 1.29
AllWISE W4 = -4.12
Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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 Binocular program
 Legacy LPV Program
 LPV Program
Revision History
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3 Jansen, R 2016-08-13 12:44 UTC Added discoverer
2 Otero, Sebastian Alberto 2011-08-15 15:34 UTC Period and epoch from Percy, AAVSO and Hipparcos data since 1963.
1 Admin, VSX 2005-12-17 20:33 UTC Preserved original object data.