18205-1706 TDT 806

 
 
18h 20m 30.25s -17 06' 07.2" P.A. 101 sep 0.5 mag 10.34,10.38 Sp B7
 
 
Coord 2000
18205-1706
Discov num
TDT 806
Comp
Coord arcsec 2000
18 20 30.25 -17 06 07.2
Date first
1991
Date last
1991
Obs
1
Pa first
101
Pa last
101
P.A. Now (θ)
101°
Sep first
0.5
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
10.34
Mag sec
10.38
delta mag (ΔM)
0.04
Spectral class
B7 (blue-white)
Pri motion ra
-001
Sec motion ra
-001
Pri motion dec
+003
Sec motion dec
+003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
101.2
Precise sep
0.46
Constellation
Sagittarius
SAO
161358
Tycho2
6269-00288-1
HD
168463
last precise pa
101.2
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
18205-1706 TDT 806 1991 1 101 0.5 10.34 10.38 182030.25-170607.2

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