11312+2732 A   559

 
 
11h 31m 12.34s +27 32' 10.3" P.A. 153 sep 2.4 mag 8.30,12.50 Sp F8 dist. 242.13 pc (789.83 l.y.)
 
 
Coord 2000
11312+2732
Discov num
A   559
Comp
Coord arcsec 2000
11 31 12.34 +27 32 10.3
Date first
1903
Date last
1987
Obs
4
Pa first
154
Pa last
153
P.A. Now (θ)
153°
Sep first
2.0
Sep last
2.4
Sep. Now (ρ)
2.4"
Mag pri
8.30
Mag sec
12.50
delta mag (ΔM)
4.2
Spectral class
F8 (yellow-white)
Pri motion ra
-022
Sec motion ra
Pri motion dec
+000
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153
Precise sep
2.38
Constellation
Leo
SAO
81864
HIP
56198
Tycho2
1984-01115-1
HD
100083
BD
BD+28 2012
Distance
242.13
Distance ly
789.83
last precise pa
153
last precise sep
2.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11312+2732 A 559 1987 4 153 2.4 8.30 12.50 F8 113112.34+273210.3

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