20536-7750 HDS2977AB

 
 
20h 53m 34.76s -77 50' 18.6" P.A. 300.00 sep 0.1 mag 10.19,10.31 Sp G8V dist. 97.28 pc (317.33 l.y.)
 
 
Coord 2000
20536-7750
Discov num
HDS2977
Comp
AB
Coord arcsec 2000
20 53 34.76 -77 50 18.6
Date first
1991
Date last
2020
Obs
7
Pa first
266
Pa last
300
P.A. Now (θ)
300°
Sep first
0.3
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
10.19
Mag sec
10.31
delta mag (ΔM)
0.12
Spectral class
G8V (yellow)
Pri motion ra
+050
Sec motion ra
Pri motion dec
-057
Sec motion dec
Notes
W
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.3
Precise sep
0.094
Constellation
Octans
SAO
257860
HIP
103118
Tycho2
9465-01119-1
HD
197767
CP
CP-78 1348
Distance
97.28
Distance ly
317.33
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20536-7750 HDS2977 AB 2019 6 312 0.1 10.19 10.31 G8V W 205334.76-775018.6

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