20048+7300 A   867

 
 
20h 04m 46.07s +72 59' 47.9" P.A. 150 sep 1.1 mag 8.62,11.95 Sp G dist. 60.57 pc (197.58 l.y.)
 
 
Coord 2000
20048+7300
Discov num
A   867
Comp
Coord arcsec 2000
20 04 46.07 +72 59 47.9
Date first
1904
Date last
2012
Obs
11
Pa first
147
Pa last
150
P.A. Now (θ)
150°
Sep first
2.0
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
8.62
Mag sec
11.95
delta mag (ΔM)
3.33
Spectral class
G (yellow)
Pri motion ra
+130
Sec motion ra
+130
Pri motion dec
+170
Sec motion dec
+170
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
149.5
Precise sep
1.087
Constellation
Draco
SAO
9633
HIP
98874
Tycho2
4454-00271-1
Gaia DR2
81573370752
HD
191633
BD
BD+72 933
Distance
60.57
Distance ly
197.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20048+7300 A 867 1991 10 147 1.4 8.62 11.95 G 200446.07+725947.9
20048+7300 A 867 2012 11 150 1.1 8.62 11.95 G 200446.07+725947.9

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