17075-7228 TDT 223

 
 
17h 07m 31.67s -72 28' 24.7" P.A. 145 sep 2 mag 10.88,12.42
 
 
Coord 2000
17075-7228
Discov num
TDT 223
Comp
Coord arcsec 2000
17 07 31.67 -72 28 24.7
Date first
1991
Date last
1991
Obs
1
Pa first
145
Pa last
145
P.A. Now (θ)
145°
Sep first
2.0
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
10.88
Mag sec
12.42
delta mag (ΔM)
1.54
Spectral class
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-017
Sec motion dec
-017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
144.9
Precise sep
2
Constellation
Apus
Tycho2
9283-01713-1
last precise pa
144.9
last precise sep
2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17075-7228 TDT 223 1991 1 145 2.0 10.88 12.42 170731.67-722824.7

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