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Name
  NSV 25887  
AAVSO UID
--  
Constellation
Cepheus Sequence
J2000.0
22 22 34.46 +57 15 04.6  (335.64358 +57.25128) Search nearby
B1950.0 22 20 43.76 +56 59 53.4
Proper motion
RA: -2.451 +/- 1.896 mas/yDec: -3.098 +/- 1.822 mas/ySource: Gaia DR1
Galactic coord. 103.834 +0.006
Other names

(Internal only)
2MASS J22223444+5715044 DO 41248 GSC 03990-01200
Gaia DR3 2007849180277358848 IRAS 22207+5659 TIC 422155759
TYC 3990-1200-1    
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Variability type
LC
Spectral type M2Iab
Mag. range
9.63 - 10.14 V
Discoverer H. Neckel
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 GCVS Team 85", 60deg from BD+56 2763.
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References
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1 Dorda, R.; Negueruela, I.; González-Fernández, C., 2018, The red supergiant
population in the Perseus arm
2018MNRAS.475.2003D
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 H.Neckel, AsAp Suppl 18, No.1, 169, 1974. 1974A&AS...18..169N
External Links
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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 = 5.06H = 3.94K = 3.57J - K = 1.49
AllWISE W2 = 2.90W3 = 2.22W4 = 1.15W3 - W4 = 1.07
APASS-DR9 B = 12.20V = 9.75g' = 10.96r' = 8.81i' = 7.50B - V = 2.45
Images
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Supporting Documents
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Revision History
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2 Otero, Sebastian Alberto 2024-02-26 01:27 UTC Minimum magnitude from ASAS-SN data. Spectral type from 2018MNRAS.475.2003D. Type from spectral type. Gaia DR3 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.