18181-0920 TDT 782

 
 
18h 18m 04.36s -09 20' 29.4" P.A. 85 sep 0.4 mag 10.41,10.47 Sp F2
 
 
Coord 2000
18181-0920
Discov num
TDT 782
Comp
Coord arcsec 2000
18 18 04.36 -09 20 29.4
Date first
1991
Date last
1991
Obs
1
Pa first
85
Pa last
85
P.A. Now (θ)
85°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.41
Mag sec
10.47
delta mag (ΔM)
0.06
Spectral class
F2 (yellow-white)
Pri motion ra
-014
Sec motion ra
-014
Pri motion dec
-023
Sec motion dec
-023
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
84.9
Precise sep
0.39
Constellation
Serpens
Tycho2
5677-00523-1
HD
167997
last precise pa
84.9
last precise sep
0.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18181-0920 TDT 782 1991 1 85 0.4 10.41 10.47 181804.36-092029.4

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