17577-2305 ARA2206

 
 
17h 57m 40.54s -23 05' 18.7" P.A. 157 sep 9.4 mag 11.90,12.40
 
 
Coord 2000
17577-2305
Discov num
ARA2206
Comp
Coord arcsec 2000
17 57 40.54 -23 05 18.7
Date first
1920
Date last
2015
Obs
8
Pa first
165
Pa last
157
P.A. Now (θ)
157°
Sep first
8.9
Sep last
9.4
Sep. Now (ρ)
9.4"
Mag pri
11.90
Mag sec
12.40
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-004
Sec motion ra
+004
Pri motion dec
-008
Sec motion dec
-004
Notes
rPM=1
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157.4
Precise sep
9.435
Constellation
Sagittarius
Tycho2
6841-01210-1
Gaia DR2
4069399255746353024
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17577-2305 ARA2206 1998 3 157 9.4 11.90 12.40 D 175740.54-230518.7
17577-2305 ARA2206 2000 5 158 9.5 11.90 12.40 D 175740.54-230518.7
17577-2305 ARA2206 2015 8 157 9.4 11.90 12.40 175740.54-230518.7

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