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Latest Details
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Name
  V1254 Cas  
AAVSO UID
000-BJW-139 (10963 observations)  
Constellation
Cassiopeia Sequence
J2000.0
00 21 58.81 +59 13 27.2  (5.49504 +59.22422) Search nearby
B1950.0 00 19 15.16 +58 56 49.3
Proper motion
RA: -15.7 +/- 1.9 mas/yDec: -5.8 +/- 2.9 mas/ySource: UCAC4
Galactic coord. 119.165 -3.432
Other names

(Internal only)
1RXH J002158.6+591326 2MASS J00215882+5913272 3XMM J002158.7+591327
ASASSN-V J002158.74+591327.2 ATO J005.4949+59.2242 GSC 03665-00296
USNO-B1.0 1492-0009970    
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Variability type
EW
Spectral type --
Mag. range
13.47 - 13.58 V
Discoverer --
Epoch
09 Jul 2016 (HJD 2457579.047) Ephemeris
Outburst --
Period 0.300535 d  (7.2128 h)
Rise/eclipse dur. --
Remarks
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1 2010PZP....10...13A MinII = 12.87.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Jayasinghe, T.; Stanek, K. Z.; Kochanek, C. S.; et al., 2018, The ASAS-SN
Catalog of Variable Stars II: Uniform Classification of 412,000 Known
Variables
2018arXiv180907329J
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2015, IBVS 6151
2015IBVS.6151....1K
4 F. Agerer, 2010, PZP 10, 13 2010PZP....10...13A
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 = 11.80H = 11.38K = 11.24J - K = 0.57
AllWISE W1 = 11.11W2 = 11.14W3 = 10.96W1 - W2 = -0.03
APASS-DR9 B = 14.45V = 13.55g' = 13.97r' = 13.22i' = 12.91B - V = 0.90
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2019-12-24 06:10 UTC Elements from 2018arXiv180907329J. Range from ASAS-SN data. Gaia DR2 position.
2 Admin, VSX 2015-11-20 02:37 UTC Update from [2015IBVS.6151....1K].
1 Admin, VSX 2010-04-14 02:13 UTC Initial upload.