15318+4704 GIC 130 (FN Boo)

 
 
15h 31m 46.81s +47 03' 24.6" P.A. 247.00 sep 160.3 mag 10.51,14.60 Sp K6 dist. 30.47 pc (99.39 l.y.)
 
 
Coord 2000
15318+4704
Discov num
GIC 130
Comp
Coord arcsec 2000
15 31 46.81 +47 03 24.6
Date first
1960
Date last
2016
Obs
10
Pa first
248
Pa last
247
P.A. Now (θ)
247°
Sep first
161.0
Sep last
160.3
Sep. Now (ρ)
160.3"
Mag pri
10.51
Mag sec
14.60
delta mag (ΔM)
4.09
Spectral class
K6 (yellow-orange)
Pri motion ra
+155
Sec motion ra
+154
Pri motion dec
-297
Sec motion dec
-303
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.018 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
247.3
Precise sep
160.335
Var name
FN Boo
Constellation
Bootes
HIP
76042
Tycho2
3483-00769-1
BD
BD+47 2239
Distance
30.47
Distance ly
99.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15318+4704 GIC 130 2000 4 248 160.5 10.51 14.77 K6 N DV 153146.82+470324.6
15318+4704 GIC 130 2002 5 247 160.4 10.51 14.77 K6 NVD 153146.81+470324.6
15318+4704 GIC 130 2010 6 247 160.3 10.51 14.60 K6 NV 153146.81+470324.6
15318+4704 GIC 130 2015 8 247 160.3 10.51 14.60 K6 NV 153146.81+470324.6

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