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Latest Details
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Name
  Y Ori  
AAVSO UID
000-BBJ-961 (2193 observations)  
Constellation
Orion Sequence
J2000.0
05 41 33.66 -04 07 55.1  (85.39026 -4.13197) Search nearby
B1950.0 05 39 04.76 -04 09 20.6
Proper motion
RA: 0.4 +/- 1.4 mas/yDec: -9.9 +/- 1.7 mas/ySource: UCAC4
Galactic coord. 208.580 -17.417
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0536-04 AN 49.1903 ASAS J054134-0407.9
ASASSN-V J054133.67-040755.6 IRC +00082 NSVS J0541337-040752
RAFGL 804    
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Variability type
M
Spectral type M3e-M5
Mag. range
9.4 - <14.8 V
Discoverer Maximilian Wolf (1903)
Epoch
19 Nov 2003 (HJD 2452963) Ephemeris
Outburst --
Period 268 d
Rise/eclipse dur. --
Remarks
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References
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1 Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
contents and survey properties
2018A&A...616A...1G
2 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 Cannon, A. J., 1907, Second catalogue of variable stars 1907AnHar..55....1C
5 M.Wolf, AN 164, 393, 1904. 1904AN....164..393W
6 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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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 = 4.00H = 2.86K = 2.25J - K = 1.75
AllWISE W3 = 0.86W4 = 0.31W3 - W4 = 0.56
APASS-DR9 B = 12.90V = 11.07g' = 14.63r' = 12.15B - V = 1.83
Images
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Supporting Documents
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Revision History
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5 Fernig, Leo 2022-02-18 22:11 UTC Discoverer updated from 1907AnHar..55....1C page 12
4 Otero, Sebastian Alberto 2020-05-14 23:37 UTC Gaia DR2 position.
3 Otero, Sebastian Alberto 2011-01-14 03:45 UTC Primary record creation. Period, epoch and range from ASAS-3 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.