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Name
  CSS_J222740.6-022952  
AAVSO UID
--  
Constellation
Aquarius Sequence
J2000.0
22 27 40.63 -02 29 52.8  (336.91929 -2.49800) Search nearby
B1950.0 22 25 05.69 -02 45 11.5
Proper motion
RA: -1.0 +/- 7.3 mas/yDec: -22.4 +/- 7.3 mas/ySource: UCAC4
Galactic coord. 62.304 -47.710
Other names

(Internal only)
2MASS J22274062-0229528 GSC2.3 SBCY000890 UCAC4 438-122573
USNO-B1.0 0875-0797817    
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Variability type
EA
Spectral type G8
Mag. range
14.80 - 15.44 r
Discoverer --
Epoch
17 May 2005 (HJD 2453507.945) Ephemeris
Outburst --
Period 10.489575 d
Rise/eclipse dur. 2%  (0.2098 d)
Remarks
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1 Nasonov, Dmitry Eccentric system. Min II = 15.35 r at phase 0.427, duration 2%.
2 2014ApJS..213....9D Eruptive variable?
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
2 Tonry, J. L.; et al., 2018, ATLAS: A High-cadence All-sky Survey System 2018PASP..130f4505T
3 Bai, Y.; Liu, J. -F.; Wicker, J.; et al., 2018, The UV Emission of Stars in
the LAMOST Survey. I. Catalogs
2018ApJS..235...16B
4 Chambers, K. C.; et al., 2016, The Pan-STARRS1 Surveys 2016arXiv161205560C
5 A.J. Drake, M.J. Graham, S.G. Djorgovski et al., 2014, The Catalina Surveys
Periodic Variable Star Catalog
2014ApJS..213....9D
6 Drake, A. J.; et al., 2009, Catalina Real-time Transient Survey 2009ApJ...696..870D
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 = 13.45H = 12.94K = 12.89J - K = 0.57
AllWISE W1 = 12.82W2 = 12.84W1 - W2 = -0.03
APASS-DR9 B = 16.07V = 15.20g' = 15.61r' = 14.94i' = 14.62B - V = 0.87
GALEX-DR5 NUV = 22.15
SDSS-DR12 u = 17.39g = 15.58r = 14.86i = 14.59z = 14.45u - g = 1.81r - i = 0.27
Images
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Supporting Documents
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2 CSS J222740.6-022952 zoomed phase plot Nasonov, Dmitry 2024-05-25 14:24 UTC Light curve from ZTF DR21, CRTS, ATLAS and PS1 photometry data folded with the best orbital period and zoomed on minima
1 CSS J222740.6-022952 phase plot Nasonov, Dmitry 2024-05-25 14:20 UTC Light curve from ZTF DR21, CRTS, ATLAS and PS1 photometry data folded with the best orbital period
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Nasonov, Dmitry 2024-05-25 14:20 UTC Range, period, epoch and eclipse duration from ZTF, CRTS, ATLAS and Pan-STARRS1 data. Spectral type from 2018ApJS..235...16B. Gaia DR3 position.
2 Otero, Sebastian Alberto 2018-08-28 01:37 UTC Type from 2014ApJS..213....9D (2017 version). UCAC4 position.
1 Admin, VSX 2014-05-22 01:07 UTC Initial upload.