10420+4639 STF1461

 
 
10h 41m 59.31s +46 38' 59.7" P.A. 137 sep 9.1 mag 8.61,10.31 Sp A5V dist. 423.73 pc (1382.21 l.y.)
 
 
Coord 2000
10420+4639
Discov num
STF1461
Comp
Coord arcsec 2000
10 41 59.31 +46 38 59.7
Date first
1831
Date last
2015
Obs
24
Pa first
138
Pa last
137
P.A. Now (θ)
137°
Sep first
8.9
Sep last
9.1
Sep. Now (ρ)
9.1"
Mag pri
8.61
Mag sec
10.31
delta mag (ΔM)
1.7
Spectral class
A5V (white)
Pri motion ra
-018
Sec motion ra
-015
Pri motion dec
-002
Sec motion dec
-003
Notes
rPM=0.175 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
137
Precise sep
9.08
Constellation
Ursa Major
SAO
43433
HIP
52355
Tycho2
3442-00227-1
HD
92539
BD
BD+47 1799
Distance
423.73
Distance ly
1382.21
last precise pa
137
last precise sep
9.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10420+4639 STF1461 2004 15 137 8.9 8.61 10.31 A5V D 104159.31+463859.7
10420+4639 STF1461 2007 22 137 9.1 8.61 10.31 A5V 104159.31+463859.7
10420+4639 STF1461 2015 23 137 9.1 8.61 10.31 A5V 104159.31+463859.7

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