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Latest Details
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Name
  V1050 Cep  
AAVSO UID
--  
Constellation
Cepheus Sequence
J2000.0
21 38 11.86 +57 21 11.2  (324.54941 +57.35312) Search nearby
B1950.0 21 36 38.74 +57 07 37.0
Proper motion
RA: -15.8 +/- 3.3 mas/yDec: -4.8 +/- 3.5 mas/ySource: UCAC4
Galactic coord. 99.123 +3.705
Other names

(Internal only)
2MASS J21381184+5721112 ASASSN-V J213811.92+572110.8 ATO J324.5492+57.3531
Cl* Trumpler 37 Kun 189 Cl* Trumpler 37 MVA 219 IPHAS J213811.83+572111.3
NPM2 +57.2726 NSV 13819 USNO-A2.0 1425-12119229
WISE J213811.8+572111 ZTF J213811.81+572111.2 [G76] 17
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Variability type
EW
Spectral type G6
Mag. range
14.929 (0.734) r
Discoverer F. Gieseking
Epoch
28 May 2017 (HJD 2457902.009) Ephemeris
Outburst --
Period 0.3540828 d  (8.49799 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto ASAS-SN magnitudes contaminated by nearby stars. Range has been corrected.
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References
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1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich et al., 2020, The 82nd
Name-List of Variable Stars. Part III - RA 20h to 24h and Novae
2020PZ.....40....6K
2 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
3 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
4 Jayasinghe, T.; Stanek, K. Z.; Kochanek, C. S.; et al., 2019, The ASAS-SN
catalogue of variable stars - II. Uniform classification of 412 000 known
variables
2019MNRAS.486.1907J
5 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
6 Hanson R.B., Klemola A.R., Jones B.F., Monet D.G., 2004, AJ 128, 1430 2004AJ....128.1430H
7 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1996A&A...311..145B
8 F.Gieseking, IBVS N1145, 1976. 1976IBVS.1145....1G
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 = 13.11H = 12.60K = 12.46J - K = 0.65
AllWISE W1 = 12.55W2 = 12.64W3 = 12.08W1 - W2 = -0.10
Images
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Supporting Documents
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Stellar Association Membership
 Trumpler 37 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
6 Otero, Sebastian Alberto 2021-10-26 08:06 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
5 Admin, VSX 2020-10-21 03:14 UTC Update from [2020PZ.....40....6K].
4 Otero, Sebastian Alberto 2020-09-15 07:12 UTC Type, period and epoch from 2019MNRAS.486.1907J. Range from ASAS-SN data. Gaia DR2 position.
3 Admin, VSX 2007-03-23 20:07 UTC Added spectral type from http://vizier.u-strasbg.fr/viz-bin/Cat?III/233B.
2 Admin, VSX 2007-03-23 20:07 UTC Position from the Lick NPM2 catalog [2004AJ....128.1430H].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.