15075+0914 STF1910

 
 
15h 07m 32.95s +09 13' 33.8" P.A. 213 sep 3.8 mag 7.35,7.54 Sp G2V+G3V dist. 31.56 pc (102.95 l.y.)
 
 
Coord 2000
15075+0914
Discov num
STF1910
Comp
Coord arcsec 2000
15 07 32.95 +09 13 33.8
Date first
1823
Date last
2015
Obs
188
Pa first
206
Pa last
213
P.A. Now (θ)
213°
Sep first
4.0
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
7.35
Mag sec
7.54
delta mag (ΔM)
0.19
Spectral class
G2V+G3V (yellow/yellow)
Pri motion ra
-191
Sec motion ra
-191
Pri motion dec
+025
Sec motion dec
+025
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
212.5
Precise sep
3.826
Constellation
Bootes
HIP
74016
Tycho2
0919-01659-1
HD
134066
BD
BD+09 3000
Distance
31.56
Distance ly
102.95
last precise pa
212.5
last precise sep
3.826
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15075+0914 STF1910 2007 184 211 4.0 7.35 7.54 G2V G3V DV 150732.95+091333.8
15075+0914 STF1910 2011 187 210 4.0 7.35 7.54 G2V G3V VD 150732.95+091333.8
15075+0914 STF1910 2012 189 211 3.8 7.35 7.54 G2V G3V VD 150732.95+091333.8
15075+0914 STF1910 2015 186 213 3.8 7.35 7.54 G2V+G3V VD 150732.95+091333.8

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