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Latest Details
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Name
  AC Cep  
AAVSO UID
000-BDC-565 (10 observations)  
Constellation
Cepheus Sequence
J2000.0
22 27 22.66 +57 15 59.0  (336.84442 +57.26639) Search nearby
B1950.0 22 25 29.98 +57 00 39.5
Proper motion
RA: 3.9 +/- 3.5 mas/yDec: -7.8 +/- 4.4 mas/ySource: UCAC4
Galactic coord. 104.393 -0.326
Other names

(Internal only)
AAVSO 2223+56A AN 374.1929 ASASSN-V J222722.61+571559.1
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Variability type
M
Spectral type M6.5:
Mag. range
12.5 - <15.0 p
Discoverer --
Epoch
29 Aug 1999 (HJD 2451420) Ephemeris
Outburst --
Period 440 d
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
Catalogue of Variable Stars: Version GCVS 5.1 (November 2019)
2017ARep...61...80S
2 P.J. Benson, K. Hagemann, 1994, AAS Meeting 184, #55.02 1994AAS...184.5502B
3 G.Romano, M.Perissinoto, Mem SAIt 37, fasc. 2, 1966=Ariel Pubble N39. --
4 C.Hoffmeister, Sonn Mitt N17, 1930. 1930MiSon..17....1H
External Links
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Location    Go   
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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 = 5.39H = 4.37K = 3.84J - K = 1.55
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 22 27 22.66 +57 15 59.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 120 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-05-24 17:15 UTC Epoch from the GCVS (November 2019 version).
3 Admin, VSX 2010-03-20 02:38 UTC Update from [1994AAS...184.5502B].
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.