10304+5621 STF1436

10h 30m 22.86s +56 21' 20.0" P.A. 254 sep 10.5 mag 8.78,10.39 Sp F5 dist. 99.6 pc (324.9 l.y.)

Coord 2000
10304+5621
Discov num
STF1436
Comp
Coord arcsec 2000
10 30 22.86 +56 21 20.0
Date first
1828
Date last
2016
Obs
22
Pa first
254
Pa last
254
P.A. Now (θ)
254°
Sep first
12.0
Sep last
10.5
Sep. Now (ρ)
10.5"
Mag pri
8.78
Mag sec
10.39
delta mag (ΔM)
1.61
Spectral class
F5 (yellow-white)
Pri motion ra
-021
Sec motion ra
-019
Pri motion dec
-028
Sec motion dec
-026
Notes
Z (Parallax indicates components are physical)


rPM=0.081 (< 0.3, Physical double)

This double is physical.



OTHER CATALOGS AND DESIGNATIONS

Precise pa
254.2
Precise sep
10.489
Constellation
Ursa Major
SAO
27666
HIP
51445
Tycho2
3819-00470-1
HD
90804
BD
BD+57 1271
Distance
99.6
Distance ly
324.9
last precise pa
254.2
last precise sep
10.489




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10304+5621 STF1436 2004 16 254 10.4 8.78 10.39 F5 ZD 103022.86+562120.0
10304+5621 STF1436 2015 20 254 10.4 8.78 10.39 F5 Z 103022.86+562120.0
10304+5621 STF1436 2016 22 254 10.5 8.78 10.39 F5 Z 103022.86+562120.0

If you need more information about this double, apply for a data request form to the WDS.