18128-3711 B   930

 
 
18h 12m 50.64s -37 11' 05.4" P.A. 318 sep 1 mag 9.90,10.06 Sp F2V
 
 
Coord 2000
18128-3711
Discov num
B   930
Comp
Coord arcsec 2000
18 12 50.64 -37 11 05.4
Date first
1927
Date last
1991
Obs
5
Pa first
318
Pa last
318
P.A. Now (θ)
318°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
9.90
Mag sec
10.06
delta mag (ΔM)
0.16
Spectral class
F2V (yellow-white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-017
Sec motion dec
-017
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318.2
Precise sep
0.966
Constellation
Corona Austrina
Tycho2
7404-04880-1
HD
166552
last precise pa
318.2
last precise sep
0.966
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18128-3711 B 930 1991 5 318 1.0 9.90 10.06 F2V 181250.64-371105.4

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