17216-2252 TDT 320

 
 
17h 21m 37.21s -22 52' 25.3" P.A. 71 sep 0.5 mag 10.39,10.42
 
 
Coord 2000
17216-2252
Discov num
TDT 320
Comp
Coord arcsec 2000
17 21 37.21 -22 52 25.3
Date first
1991
Date last
1991
Obs
1
Pa first
71
Pa last
71
P.A. Now (θ)
71°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.39
Mag sec
10.42
delta mag (ΔM)
0.03
Spectral class
Pri motion ra
-017
Sec motion ra
-017
Pri motion dec
-009
Sec motion dec
-009
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
71.3
Precise sep
0.46
Constellation
Ophiuchus
SAO
185312
Tycho2
6825-00258-1
HD
157002
last precise pa
71.3
last precise sep
0.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17216-2252 TDT 320 1991 1 71 0.5 10.39 10.42 172137.21-225225.3

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