20170-5839 HDS2892

 
 
20h 16m 57.69s -58 39' 19.2" P.A. 333 sep 0.1 mag 9.92,10.34 Sp G5V dist. 138.89 pc (453.06 l.y.)
 
 
Coord 2000
20170-5839
Discov num
HDS2892
Comp
Coord arcsec 2000
20 16 57.69 -58 39 19.2
Date first
1991
Date last
2018
Obs
4
Pa first
311
Pa last
333
P.A. Now (θ)
333°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.92
Mag sec
10.34
delta mag (ΔM)
0.42
Spectral class
G5V (yellow)
Pri motion ra
-016
Sec motion ra
Pri motion dec
-029
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
333.2
Precise sep
0.09
Constellation
Pavo
SAO
246512
HIP
99977
Tycho2
8789-00341-1
Gaia DR2
31817761408
HD
192255
CP
CP-59 7601
Distance
138.89
Distance ly
453.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20170-5839 HDS2892 1991 1 311 0.2 9.92 10.34 G5V 201657.69-583919.2
20170-5839 HDS2892 2014 2 321 0.1 9.92 10.34 G5V 201657.69-583919.2
20170-5839 HDS2892 2017 3 329 0.1 9.92 10.34 G5V 201657.69-583919.2

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