18287-1420 J  1831

 
 
18h 28m 39.12s -14 19' 27.0" P.A. 350 sep 5.7 mag 10.52,10.50 Sp B
 
 
Coord 2000
18287-1420
Discov num
J  1831
Comp
Coord arcsec 2000
18 28 39.12 -14 19 27.0
Date first
1905
Date last
2007
Obs
8
Pa first
354
Pa last
350
P.A. Now (θ)
350°
Sep first
6.1
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
10.52
Mag sec
10.50
delta mag (ΔM)
0.02
Spectral class
B (blue-white)
Pri motion ra
+003
Sec motion ra
-002
Pri motion dec
+000
Sec motion dec
+002
Notes
rPM=1.795
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
349.6
Precise sep
5.71
Constellation
Scutum
Tycho2
5702-01397-1
last precise pa
349.6
last precise sep
5.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18287-1420 J 1831 1941 3 350 4.0 10.52 10.50 B 182839.12-141927.0
18287-1420 J 1831 2000 4 350 5.8 10.52 10.50 B 182839.12-141927.0
18287-1420 J 1831 2007 8 350 5.7 10.52 10.50 B 182839.12-141927.0

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