20401-3920 SEE 422

 
 
20h 36m 20.06s -39 14' 06.3" P.A. 242.00 sep 20.9 mag 9.36,13.80 Sp F4V dist. 108.81 pc (354.94 l.y.)
 
 
Coord 2000
20401-3920
Discov num
SEE 422
Comp
Coord arcsec 2000
20 36 20.06 -39 14 06.3
Date first
1897
Date last
2015
Obs
5
Pa first
242
Pa last
242
P.A. Now (θ)
242°
Sep first
18.8
Sep last
20.9
Sep. Now (ρ)
20.9"
Mag pri
9.36
Mag sec
13.80
delta mag (ΔM)
4.44
Spectral class
F4V (yellow-white)
Pri motion ra
+024
Sec motion ra
+005
Pri motion dec
-021
Sec motion dec
-029
Notes
rPM=0.646
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
241.8
Precise sep
20.862
Constellation
Microscopium
SAO
212273
HIP
101650
Tycho2
7950-01318-1
Gaia DR2
66200485248
HD
196048
CD
CD-3913882
CP
CP-39 8728
Distance
108.81
Distance ly
354.94
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20401-3920 SEE 422 1897 1 242 18.8 8.90 14.00 K3III 204008.46-391951.2
20401-3920 SEE 422 1998 3 242 20.9 9.36 13.80 F4V 203620.06-391406.3
20401-3920 SEE 422 2010 4 242 20.6 9.36 13.80 F4V 203620.06-391406.3
20401-3920 SEE 422 2015 5 242 20.9 9.36 13.80 F4V 203620.06-391406.3

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