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Name
  S Eri  
AAVSO UID
000-BBH-733 (878 observations)  
Constellation
Eridanus Sequence
J2000.0
04 59 55.74 -12 32 14.7  (74.98225 -12.53742) Search nearby
B1950.0 04 57 36.25 -12 36 35.0
Proper motion
RA: 39.67 +/- 0.17 mas/yDec: -87.04 +/- 0.15 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 211.941 -30.345
Other names

(Internal only)
64 Eri 2MASS J04595574-1232148 AAVSO 0455-12
BD-12 1047 GC 6104 GCRV 2959
GSC 05329-02016 Gaia DR3 3180168097208521216 HD 32045
HIP 23231 HR 1611 IRAS 04576-1236
PPM 215134 SAO 150064 TIC 152373997
TYC 5329-2016-1    
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Variability type
GDOR
Spectral type F0V
Mag. range
4.772 - 4.790 V
Discoverer --
Epoch
05 Dec 2020 (HJD 2459188.687) Ephemeris
Outburst --
Period 0.305802 d  (7.3392 h)
Rise/eclipse dur. --
Remarks
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References
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1 Huang, C. X.; et al., 2020, Photometry of 10 Million Stars from the First
Two Years of TESS Full Frame Images: Part I
2020RNAAS...4..204H
2 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
3 Houk, N.; Smith-Moore, M., 1988, Michigan Catalogue of Two-dimensional
Spectral Types for the HD Stars. Volume 4, Declinations -26°.0 to -12°.0
1988mcts.book.....H
4 D.W.Coates, L.Halprin, T.T.Moon, K.Thompson, IBVS N2093, 1982. 1982IBVS.2093....1C
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 = 4.04H = 4.13K = 4.00J - K = 0.03
AllWISE W1 = 4.07W2 = 3.85W3 = 4.03W4 = 3.99W1 - W2 = 0.21W3 - W4 = 0.03
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2025-06-11 22:55 UTC Phase plot with TESS QLP data.
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Revision History
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3 Otero, Sebastian Alberto 2025-06-10 03:35 UTC Type, period and epoch from TESS QLP data. Range derived from GCPD, Hipparcos and TESS QLP data. Spectral type from 1988mcts.book.....H.
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.