10285+4733 HU  635

 
 
10h 28m 30.74s +47 33' 01.9" P.A. 174 sep 4.1 mag 10.48,10.73
 
 
Coord 2000
10285+4733
Discov num
HU  635
Comp
Coord arcsec 2000
10 28 30.74 +47 33 01.9
Date first
1897
Date last
2017
Obs
30
Pa first
180
Pa last
174
P.A. Now (θ)
174°
Sep first
3.6
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
10.48
Mag sec
10.73
delta mag (ΔM)
0.25
Spectral class
Pri motion ra
-028
Sec motion ra
-023
Pri motion dec
+024
Sec motion dec
+005
Notes
rPM=0.533
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
173.5
Precise sep
4.131
Constellation
Ursa Major
Tycho2
3438-00943-1
last precise pa
173.5
last precise sep
4.131
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10285+4733 HU 635 1999 18 173 4.2 10.48 10.73 D 102830.74+473301.9
10285+4733 HU 635 2009 19 174 4.4 10.48 10.73 D 102830.74+473301.9
10285+4733 HU 635 2014 28 173 4.1 10.48 10.73 102830.74+473301.9
10285+4733 HU 635 2017 30 174 4.1 10.48 10.73 102830.74+473301.9

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