15128+2756 H 5 125

 
 
15h 12m 47.74s +27 55' 35.6" P.A. 228 sep 32.4 mag 8.43,9.46 Sp G0V dist. 79.81 pc (260.34 l.y.)
 
 
Coord 2000
15128+2756
Discov num
H 5 125
Comp
Coord arcsec 2000
15 12 47.74 +27 55 35.6
Date first
1783
Date last
2015
Obs
38
Pa first
233
Pa last
228
P.A. Now (θ)
228°
Sep first
33.9
Sep last
32.4
Sep. Now (ρ)
32.4"
Mag pri
8.43
Mag sec
9.46
delta mag (ΔM)
1.03
Spectral class
G0V (yellow)
Pri motion ra
+008
Sec motion ra
+007
Pri motion dec
-133
Sec motion dec
-130
Notes
N Z W V (See Notes, Parallax indicates components are physical, , Proper motion indicates physical)
rPM=0.024 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
228.3
Precise sep
32.37
Constellation
Bootes
SAO
83717
HIP
74442
Tycho2
2030-01084-1
HD
135145
BD
BD+28 2412
Distance
79.81
Distance ly
260.34
last precise pa
228.3
last precise sep
32.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15128+2756 H 5 125 2004 31 228 31.9 8.43 9.46 G0V NZDV 151247.74+275535.6
15128+2756 H 5 125 2009 32 228 32.1 8.43 9.46 G0V NZDV 151247.74+275535.6
15128+2756 H 5 125 2012 34 228 32.4 8.43 9.46 G0V NZDV 151247.74+275535.6
15128+2756 H 5 125 2013 35 228 32.0 8.43 9.46 G0V NZ V 151247.74+275535.6
15128+2756 H 5 125 2015 38 228 32.4 8.43 9.46 G0V NZWV 151247.74+275535.6

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