10057+8042 WFC  91

 
 
10h 05m 43.23s +80 41' 33.0" P.A. 271 sep 8.5 mag 10.16,10.23 Sp F8
 
 
Coord 2000
10057+8042
Discov num
WFC  91
Comp
Coord arcsec 2000
10 05 43.23 +80 41 33.0
Date first
1899
Date last
2017
Obs
12
Pa first
271
Pa last
271
P.A. Now (θ)
271°
Sep first
8.2
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
10.16
Mag sec
10.23
delta mag (ΔM)
0.07
Spectral class
F8 (yellow-white)
Pri motion ra
-008
Sec motion ra
-010
Pri motion dec
-020
Sec motion dec
-020
Notes
rPM=0.089 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
271.1
Precise sep
8.493
Cdsa2 id
WFC 91
Constellation
Draco
SAO
1635
Tycho2
4548-00850-1
HD
86457
Ra deg
10.095341666666668
De deg
80.69250000000001
last precise pa
271.1
last precise sep
8.493
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10057+8042 WFC 91 1999 7 271 8.5 10.16 10.23 D 100543.23+804133.0
10057+8042 WFC 91 2011 8 272 8.4 10.16 10.23 D 100543.23+804133.0
10057+8042 WFC 91 2017 12 271 8.5 10.16 10.23 F8 100543.23+804133.0

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