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Name
  RW Eri  
AAVSO UID
000-BCV-889 (709 observations)  
Constellation
Eridanus Sequence
J2000.0
04 22 34.84 -05 30 04.1  (65.64517 -5.50114) Search nearby
B1950.0 04 20 07.01 -05 37 01.8
Proper motion
RA: 4.93 +/- 3.32 mas/yDec: -10.66 +/- 3.03 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 199.509 -35.415
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 0417-05 AN 209.1907 ASAS J042235-0530.1
ASASSN-V J042234.73-053004.8 BD-05 892 HIP 20429
HV 3045 IRC -10066 RAFGL 4341S
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Variability type
SRA
Spectral type M6
Mag. range
10.2 - 11.7 p
Discoverer Henrietta Leavitt (1907)
Epoch
26 Oct 1904 (HJD 2416780) Ephemeris
Outburst --
Period 91.4 d
Rise/eclipse dur. 44%  (40.216000000000 d)
Remarks
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References
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1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 F.M.Bateson, M.Morel, R.Winnett, Charts for Southern Variables, ser. 8,
1975.
--
3 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1942ApJ....96..344J
4 L.Hufnagel, HB N873, 1930. 1930BHarO.873....8H
5 Dunér, N. C.; Hartwig, E.; Muller, G., 1913, Benennung von neu entdeckten
veränderlichen Sternen
1913AN....195..241D
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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 = 4.27H = 3.20K = 2.90J - K = 1.37
AllWISE W3 = 1.70W4 = 1.10W3 - W4 = 0.60
APASS-DR9 B = 11.40V = 9.61g' = 10.44r' = 8.93i' = 6.95B - V = 1.79
GALEX-DR5 NUV = 20.91
SDSS-DR12 u = 14.10g = 10.18r = 8.80i = 7.53z = 6.37u - g = 3.92r - i = 1.27
Images
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Supporting Documents
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Revision History
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3 Fernig, Leo 2022-11-15 22:35 UTC Discoverer updated from 1913AN....195..241D page 246.
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.