18101-7107 B  2050

 
 
18h 10m 03.38s -71 06' 49.9" P.A. 58 sep 0.7 mag 10.16,10.39 Sp A0IV
 
 
Coord 2000
18101-7107
Discov num
B  2050
Comp
Coord arcsec 2000
18 10 03.38 -71 06 49.9
Date first
1933
Date last
1991
Obs
3
Pa first
60
Pa last
58
P.A. Now (θ)
58°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.16
Mag sec
10.39
delta mag (ΔM)
0.23
Spectral class
A0IV (white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-012
Sec motion dec
-012
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
58
Precise sep
0.74
Constellation
Apus
Tycho2
9294-00664-1
HD
164938
last precise pa
58
last precise sep
0.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18101-7107 B 2050 1991 3 58 0.7 10.16 10.39 A0IV 181003.38-710649.9

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