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Latest Details
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Name
  V0720 Cas  
AAVSO UID
000-BCV-238 (1057 observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 45 07.07 +53 26 47.7  (11.27946 +53.44657) Search nearby
B1950.0 00 42 16.35 +53 10 23.6
Proper motion
RA: 0.3 +/- 1.9 mas/yDec: -0.2 +/- 14.4 mas/ySource: UCAC4
Galactic coord. 121.978 -9.413
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J00450706+5326473 AAVSO 0039+52 ASASSN-V J004507.03+532647.7
CGCS 105 GSC 03655-01254 IRAS 00422+5310
NSVS J0045067+532642 Q1990/67 ZTF J004507.08+532647.6
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Variability type
M
Spectral type C
Mag. range
11.2 - 15.7 V
Discoverer --
Epoch
15 Sep 2016 (HJD 2457647) Ephemeris
Outburst --
Period 431 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Period and strong mean magnitude changes.
2 Otero, Sebastian Alberto J-K= 2.88; B-V= 5.4:
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References
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1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
4 14th General Catalogue of MK Spectral Classification (Buscombe, 1999) 2001yCat.3222....0B
5 E.Rudolph, MVS 12, H.9, 165, 1993. --
6 M.Collins, The Astronomer 28, No.332, 182, 1991. --
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 = 7.28H = 5.65K = 4.40J - K = 2.88
AllWISE W3 = 0.97W4 = 0.53W3 - W4 = 0.45
APASS-DR9 B = 17.04V = 11.66g' = 14.54r' = 10.61B - V = 5.38
Images
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Supporting Documents
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Revision History
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6 Otero, Sebastian Alberto 2021-10-26 09:50 UTC ZTF name from 2020arXiv200508662C added. Gaia EDR3 position.
5 Otero, Sebastian Alberto 2019-11-29 02:33 UTC Period from AAVSO V data from 2016 to 2018.
4 Otero, Sebastian Alberto 2018-06-11 00:37 UTC Primary record creation.
3 Otero, Sebastian Alberto 2017-05-19 08:21 UTC Type, period, epoch and range from AAVSO data. Spectral type from 2001yCat.3222....0B. UCAC4 position.
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.