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Latest Details
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Name
  CTCV J2056-3014  
AAVSO UID
000-BMH-755 (367 observations)  
Constellation
Microscopium Sequence
J2000.0
20 56 52.15 -30 14 39.1  (314.21729 -30.24419) Search nearby
B1950.0 20 53 50.22 -30 26 13.3
Galactic coord. 14.680 -39.033
Other names

(Internal only)
1RXS J205652.1-301433 2MASS J20565214-3014389 ASAS J205652-3014.6
GALEX J205652.1-301439 GSC 07458-01048 USNO-A2.0 0525-42936187
USNO-B1.0 0597-0926083 WISE J205652.17-301439.4  
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Variability type
UG/DQ
Spectral type --
Mag. range
12.6 - 17.1 V
Discoverer --
Epoch
--
Outburst --
Period 0.0732 d  (105.4 min)
Rise/eclipse dur. --
Remarks
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1 Denisenko, Denis WD spin period 0.0107 d (15.4 min) with 0.15m amplitude. Outbursts on 1974-06-17 Blue and 1990-09-24 Red DSS plates.
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References
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1 Özdönmez, A.; Ak, T.; Bilir, S., 2015, Galactic model parameters of
cataclysmic variables: Results from a new absolute magnitude calibration
with 2MASS and WISE
2015NewA...34..234O
2 Augusteijn, T.; et al., 2010, Cataclysmic variables from the Calan-Tololo
Survey - II. Spectroscopic periods
2010MNRAS.405..621A
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
5 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
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 = 15.78H = 15.26K = 14.88J - K = 0.90
AllWISE W1 = 14.55W2 = 14.19W1 - W2 = 0.36
APASS-DR9 B = 15.08V = 15.06g' = 14.99r' = 14.88i' = 13.83B - V = 0.02
GALEX-DR5 FUV = 17.72NUV = 17.40FUV - NUV = 0.32
Images
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Supporting Documents
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1 CTCV J2056-3014 finder chart Denisenko, Denis 2017-06-02 19:07 UTC Color-combined (JRIR) DSS finder chart with 10'x10' FOV
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Revision History
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2 Denisenko, Denis 2017-06-02 19:07 UTC PPMXL position. Periods from Augusteijn et al., 2010. Maximum magnitude from ASAS-3 data, minimum magnitude derived from CMC15. Type from 2015NewA...34..234O.
1 Admin, VSX 2005-12-17 20:33 UTC Preserved original object data.