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Latest Details
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Name
  V0389 Ori  
AAVSO UID
000-BDZ-230 (2 observations)  
Constellation
Orion Sequence
J2000.0
05 35 49.55 -04 24 38.5  (83.95648 -4.41069) Search nearby
B1950.0 05 33 20.96 -04 26 29.7
Proper motion
RA: 3.6 +/- 4.5 mas/yDec: 5.9 +/- 5.3 mas/ySource: UCAC4
Galactic coord. 208.154 -18.817
Other names

(Internal only)
ASASSN-V J053549.55-042438.5 Parenago 2211 ZTF J053549.55-042438.4
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Variability type
BY+UV
Spectral type K6Ve
Mag. range
14.299 (0.304) r
Discoverer --
Epoch
04 Sep 2018 (HJD 2458366.0224) Ephemeris
Outburst --
Period 0.8901693 d  (21.36406 h)
Rise/eclipse dur. --
Remarks
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1 2020arXiv200508662C Flare amplitude 2.3 B.
2 GCVS Team In the region of the Orion nebula T-association.
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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 G.Haro, L.R.Terrazas, TTB N10, 1954. --
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 = 11.75H = 11.13K = 10.87J - K = 0.88
AllWISE W1 = 10.80W2 = 10.71W3 = 10.58W1 - W2 = 0.10
APASS-DR9 B = 16.37V = 15.01g' = 15.67r' = 14.47i' = 13.71B - V = 1.35
SDSS-DR12 u = 18.26g = 15.78r = 14.44i = 13.69z = 13.16u - g = 2.48r - i = 0.75
Images
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Supporting Documents
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Stellar Association Membership
 NGC 1981 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2021-10-26 05:53 UTC Update from 2020arXiv200508662C. Gaia EDR3 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.

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