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Latest Details
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Name
  CN Ori  
AAVSO UID
000-BBK-302 (81129 observations)  
Constellation
Orion Sequence
J2000.0
05 52 07.79 -05 25 00.6  (88.03246 -5.41683) Search nearby
B1950.0 05 49 40.41 -05 25 40.1
Proper motion
RA: -1.6 +/- 2.4 mas/yDec: -4.8 +/- 5.5 mas/ySource: UCAC4
Galactic coord. 211.019 -15.651
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1RXS J055208.6-052512 2MASS J05520778-0525005 AAVSO 0547-05
AN 39.1906 ASASSN-V J055207.80-052500.7 Downes CN Ori
GSC 04776-00509    
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Variability type
UGSS
Spectral type pec(UG)+M4V
Mag. range
12.1 - 16.2 V
Discoverer --
Epoch
--
Outburst --
Period 0.163199 d  (3.9168 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto GCVS outburst cycle 15.85 d.
2 GCVS Team Porb = 0.163097d. Light curve is superposed by oscillations with the following elements: Max0 = 2444941.5032 + 0.163097d*E (A0 = 0.2m), Max1 = 2444941.573 + 0.15946d*E (A1 = 0.1m) [R.Choembs, AsAp 115, 190, 1982.]. Sometimes smaller rapid light oscillations are also observed with periods 24.3s - 29.5s (A<1%).
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References
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1 Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) 2009ApJ...696..870D
2 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
3 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
4 N.Vogt, F.M.Bateson, AsAp Suppl 48, N3, 383, 1982. 1982A&AS...48..383V
5 F.M.Bateson, NZAS Publ N7, 29, 1979. --
6 Simonsen, M. et al., The Z Cam List --
External Links
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Location    Go   
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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 = 13.81H = 13.30K = 13.10J - K = 0.70
AllWISE W1 = 12.64W2 = 12.51W3 = 11.86W1 - W2 = 0.13
APASS-DR9 B = 13.56V = 13.51g' = 13.44r' = 13.56i' = 13.51B - V = 0.05
Images
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Supporting Documents
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Campaigns/Programs
 Z CamPaign
 Legacy CVs
Revision History
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3 Otero, Sebastian Alberto 2012-04-04 22:40 UTC Primary record creation. Orbital period and spectral type from Ritter and Kolb (2011, 2003A&A...404..301R). Type and range from AAVSO data. UCAC3 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.