18386-2850 TDT 971

 
 
18h 38m 35.74s -28 49' 34.8" P.A. 151 sep 0.8 mag 11.23,11.40 Sp F2V
 
 
Coord 2000
18386-2850
Discov num
TDT 971
Comp
Coord arcsec 2000
18 38 35.74 -28 49 34.8
Date first
1991
Date last
1991
Obs
1
Pa first
151
Pa last
151
P.A. Now (θ)
151°
Sep first
0.8
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
11.23
Mag sec
11.40
delta mag (ΔM)
0.17
Spectral class
F2V (yellow-white)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
150.8
Precise sep
0.79
Constellation
Sagittarius
Tycho2
6870-00319-1
last precise pa
150.8
last precise sep
0.79
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18386-2850 TDT 971 1991 1 151 0.8 11.23 11.40 183835.74-284934.8

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