20295+8105 BUP 212BC

 
 
20h 30m 21.91s +81 08' 22.1" P.A. 293 sep 100.4 mag 8.74,12.30 Sp G5 dist. 68.92 pc (224.82 l.y.)
 
 
Coord 2000
20295+8105
Discov num
BUP 212
Comp
BC
Coord arcsec 2000
20 30 21.91 +81 08 22.1
Date first
1896
Date last
2004
Obs
7
Pa first
309
Pa last
293
P.A. Now (θ)
293°
Sep first
108.2
Sep last
100.4
Sep. Now (ρ)
100.4"
Mag pri
8.74
Mag sec
12.30
delta mag (ΔM)
3.56
Spectral class
G5 (yellow)
Pri motion ra
+068
Sec motion ra
+021
Pri motion dec
+219
Sec motion dec
-006
Notes
N W (See Notes, )
rPM=1.002
This double is not physical.
 
 
20295+8105 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 74 Dra 3413 20295+8105 STT 593 AB 1851 2015 20 36 214.6 6.07 8.74 2.67
Show 20295+8105 BUP 212 BC 1896 2004 7 293 100.4 8.74 12.30 3.56 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
292.7
Precise sep
100.391
Constellation
Draco
SAO
3415
HIP
101166
Tycho2
4597-00711-1
Gaia DR2
01895214720
BD
BD+80 662
Distance
68.92
Distance ly
224.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20295+8105 BUP 212 BC 1999 6 293 100.5 8.74 12.30 G5 D 203021.91+810822.1
20295+8105 BUP 212 BC 2004 7 293 100.4 8.74 12.30 G5 N D 203021.91+810822.1

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