20289-5441 B   484

 
 
20h 28m 51.36s -54 40' 40.1" P.A. 107.00 sep 1.6 mag 9.30,12.81 Sp G6IV/V dist. 172.71 pc (563.38 l.y.)
 
 
Coord 2000
20289-5441
Discov num
B   484
Comp
Coord arcsec 2000
20 28 51.36 -54 40 40.1
Date first
1927
Date last
1991
Obs
3
Pa first
114
Pa last
107
P.A. Now (θ)
107°
Sep first
1.6
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.30
Mag sec
12.81
delta mag (ΔM)
3.51
Spectral class
G6IV/V (yellow)
Pri motion ra
+009
Sec motion ra
+015
Pri motion dec
+009
Sec motion dec
-001
Notes
rPM=0.776
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
107
Precise sep
1.59
Constellation
Telescopium
SAO
246602
HIP
101026
Tycho2
8794-00561-1
Gaia DR2
75759876608
HD
194555
CP
CP-55 9396
Distance
172.71
Distance ly
563.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20289-5441 B 484 1991 3 107 1.6 9.30 12.81 G6IV/V 202851.36-544040.1

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