10355+4539 BU 1074

 
 
10h 35m 31.24s +45 39' 13.4" P.A. 208 sep 2.6 mag 7.20,11.20 Sp K2III dist. 206.61 pc (673.96 l.y.)
 
 
Coord 2000
10355+4539
Discov num
BU 1074
Comp
Coord arcsec 2000
10 35 31.24 +45 39 13.4
Date first
1889
Date last
2015
Obs
6
Pa first
208
Pa last
208
P.A. Now (θ)
208°
Sep first
2.1
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
7.20
Mag sec
11.20
delta mag (ΔM)
4
Spectral class
K2III (yellow-orange)
Pri motion ra
+028
Sec motion ra
Pri motion dec
-018
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
208
Precise sep
2.559
Constellation
Ursa Major
SAO
43396
HIP
51846
Tycho2
3442-00875-1
HD
91603
BD
BD+46 1642
Distance
206.61
Distance ly
673.96
last precise pa
208
last precise sep
2.559
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10355+4539 BU 1074 1923 5 206 2.5 7.20 11.20 K2III 103531.24+453913.4
10355+4539 BU 1074 2015 6 208 2.6 7.20 11.20 K2III 103531.24+453913.4

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