15108+4651 STF1920

 
 
15h 10m 48.36s +46 51' 00.6" P.A. 109 sep 18.7 mag 9.92,9.98 Sp K0+K0 dist. 73.1 pc (238.45 l.y.)
 
 
Coord 2000
15108+4651
Discov num
STF1920
Comp
Coord arcsec 2000
15 10 48.36 +46 51 00.6
Date first
1830
Date last
2015
Obs
25
Pa first
112
Pa last
109
P.A. Now (θ)
109°
Sep first
20.0
Sep last
18.7
Sep. Now (ρ)
18.7"
Mag pri
9.92
Mag sec
9.98
delta mag (ΔM)
0.06
Spectral class
K0+K0 (yellow-orange/yellow-orange)
Pri motion ra
-095
Sec motion ra
-094
Pri motion dec
+030
Sec motion dec
+030
Notes
N Z V (See Notes, Parallax indicates components are physical, Proper motion indicates physical)
rPM=0.01 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
109.2
Precise sep
18.7
Constellation
Bootes
SAO
45415
HIP
74278
Tycho2
3481-00763-1
HD
134942
Distance
73.1
Distance ly
238.45
last precise pa
109.2
last precise sep
18.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15108+4651 STF1920 2004 21 110 18.8 9.92 9.98 K0 K0 ZDV 151048.36+465100.6
15108+4651 STF1920 2015 23 124 18.9 9.92 9.98 K0+K0 NZ V 151048.36+465100.6

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