WDS 09438+5557 ES 1825 (W UMa) : NOTES
 
 
discov_num notes refcode
ES 1825 A is W UMa, prototype of its class.
A is SB2E, P=0.334d. M1sin3i = 1.14, M2sin3i = 0.55, V0=-28.40
(Pribulla 2007 AJ 133, 1977). Both A and B are 1.3mag above MS. Wrong
parallax? Hip: code S, acceleration? Tok2014d
 
 
REFERENCES
 
 
refcode metd author reference
Tok2014d E2 - Tokovinin, A. 2014AJ....147...86T
Tok2014d AJ 147, 86, 2014
 
 
DISCOVERER
 
 
idgroup discov author
1 ES Espin, T.E.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09438+5557 ES 1825 2000 4 43 6.4 7.90 12.35 F8:Vp N D 094345.45+555709.3
09438+5557 ES 1825 2015 5 43 6.4 8.02 12.35 F8:Vp N 094345.45+555709.3
09438+5557 ES 1825 2019 10 44 6.4 8.02 12.35 F8:Vp NT 094345.45+555709.3
09438+5557 ES 1825 2021 12 43 6.2 8.02 12.35 F8:Vp NT 094345.45+555709.3

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