18226-3100 SKF2023

 
 
18h 22m 36.84s -31 00' 19.1" P.A. 243 sep 5.5 mag 11.60,12.10 Sp B8V
 
 
Coord 2000
18226-3100
Discov num
SKF2023
Comp
Coord arcsec 2000
18 22 36.84 -31 00 19.1
Date first
1913
Date last
2010
Obs
7
Pa first
245
Pa last
243
P.A. Now (θ)
243°
Sep first
5.8
Sep last
5.5
Sep. Now (ρ)
5.5"
Mag pri
11.60
Mag sec
12.10
delta mag (ΔM)
0.5
Spectral class
B8V (blue-white)
Pri motion ra
-004
Sec motion ra
-005
Pri motion dec
-004
Sec motion dec
-003
Notes
rPM=0.243 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243.2
Precise sep
5.45
Constellation
Sagittarius
last precise pa
243.2
last precise sep
5.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18226-3100 SKF2023 2010 7 243 5.5 11.60 12.10 B8V 182236.84-310019.1

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