20310-2907 CHR 185

 
 
20h 30m 56.79s -29 06' 45.5" P.A. 278 sep 0.1 mag 9.20,6.50 Sp A5V dist. 209.21 pc (682.44 l.y.)
 
 
Coord 2000
20310-2907
Discov num
CHR 185
Comp
Coord arcsec 2000
20 30 56.79 -29 06 45.5
Date first
1991
Date last
2018
Obs
5
Pa first
297
Pa last
278
P.A. Now (θ)
278°
Sep first
0.3
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
9.20
Mag sec
6.50
delta mag (ΔM)
2.7
Spectral class
A5V (white)
Pri motion ra
+016
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
278.3
Precise sep
0.083
Constellation
Microscopium
SAO
189374
HIP
101211
Tycho2
6920-01488-1
Gaia DR2
91257105152
HD
195206
HR
7832
CD
CD-2917122
CP
CP-29 6318
Distance
209.21
Distance ly
682.44
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20310-2907 CHR 185 1992 2 295 0.3 9.20 6.50 A5V 203056.79-290645.5
20310-2907 CHR 185 2014 3 283 0.1 9.20 6.50 A5V 203056.79-290645.5
20310-2907 CHR 185 2017 4 279 0.1 9.20 6.50 A5V 203056.79-290645.5

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