18077-7142 TDT 698

 
 
18h 07m 39.97s -71 42' 18.9" P.A. 168 sep 0.4 mag 11.15,11.30
 
 
Coord 2000
18077-7142
Discov num
TDT 698
Comp
Coord arcsec 2000
18 07 39.97 -71 42 18.9
Date first
1991
Date last
1991
Obs
1
Pa first
168
Pa last
168
P.A. Now (θ)
168°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
11.15
Mag sec
11.30
delta mag (ΔM)
0.15
Spectral class
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
+012
Sec motion dec
+012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.5
Precise sep
0.43
Constellation
Apus
Tycho2
9298-01308-1
last precise pa
167.5
last precise sep
0.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18077-7142 TDT 698 1991 1 168 0.4 11.15 11.30 180739.97-714218.9

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