20139-5800 B   471

 
 
20h 13m 53.64s -57 59' 43.7" P.A. 260 sep 0.5 mag 10.40,10.37 Sp F5V
 
 
Coord 2000
20139-5800
Discov num
B   471
Comp
Coord arcsec 2000
20 13 53.64 -57 59 43.7
Date first
1927
Date last
1991
Obs
3
Pa first
251
Pa last
260
P.A. Now (θ)
260°
Sep first
0.9
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.40
Mag sec
10.37
delta mag (ΔM)
0.03
Spectral class
F5V (yellow-white)
Pri motion ra
+035
Sec motion ra
+035
Pri motion dec
-030
Sec motion dec
-030
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.4
Precise sep
0.51
Constellation
Pavo
SAO
246490
Tycho2
8785-00886-1
Gaia DR2
60606279424
HD
191646
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20139-5800 B 471 1991 3 260 0.5 10.40 10.37 F5V 201353.64-575943.7

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