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Name
  mu. Eri  
AAVSO UID
--  
Constellation
Eridanus Sequence
J2000.0
04 45 30.15 -03 15 16.8  (71.37562 -3.25467) Search nearby
B1950.0 04 43 00.01 -03 20 41.3
Proper motion
RA: 15.94 +/- 0.28 mas/yDec: -14.52 +/- 0.16 mas/ySource: F. Van Leeuwen, 2007
Galactic coord. 200.530 -29.337
Other names

(Internal only)
57 Eri * mu Eri BD-03 876
DM-03 876 GSC 04740-01916 HD 30211
HIP 22109 HR 1520 IRAS 04429-0320
PPM 187297 SAO 131468 VSX J044530.1-031516
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Variability type
EA+SPB:
Spectral type B5IV
Mag. range
4.00 (0.05) V
Discoverer M. Jerzykiewicz, G. Handler, R. R. Shobbrook, A. Pigulski, R. Medupe, T. Mokgwetsi, P. Tlhagwane, E. Rodriguez
Epoch
26 Oct 2002 (HJD 2452574.04) Ephemeris
Outburst --
Period 7.380618 d
Rise/eclipse dur. --
Remarks
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1 2011IBVS.5969....1K SB, Porb = 7.35886d. Pulsational or rotational variations: P = 1.62592d, multiperiodic.
2 Otero, Sebastian Alberto Period and epoch given is for the eclipses. Eclipse amplitude 0.04 mag. Multiperiodic SPB. Main periods are 1.624065, 1.42686 and 0.829476 d. Maximum amplitude 0.03 Hp.
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References
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1 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2011, IBVS 5969
2011IBVS.5969....1K
2 Asteroseismology of the Beta Cephei star Nu Eridani 2005MNRAS.360..619J
3 C. Koen, L. Eyer, 2002, MNRAS 331, 45 2002MNRAS.331...45K
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 = 4.67H = 4.57K = 4.39J - K = 0.28
AllWISE W1 = 4.45W2 = 4.24W3 = 4.52W4 = 4.47W1 - W2 = 0.21W3 - W4 = 0.05
Images
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Supporting Documents
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Revision History
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2 Admin, VSX 2011-02-06 12:23 UTC Primary name and details from the 80th GCVS Name-List [2011IBVS.5969....1K].
1 Otero, Sebastian Alberto 2007-03-30 13:30 UTC Initial submission.