18030-2233 ABH  93AH

 
 
18H 03M 01.88S -22 33' 15.2" P.A. 255 SEP 28.4 MAG 10.95,12.90 SP B9V
 
 
Coord 2000
18030-2233
Discov num
ABH  93
Comp
AH
Coord arcsec 2000
18 03 01.88 -22 33 15.2
Date first
1988
Date last
2016
Obs
5
Pa first
255
Pa last
255
P.A. Now (θ)
255°
Sep first
28.5
Sep last
28.4
Sep. Now (ρ)
28.4"
Mag pri
10.95
Mag sec
12.90
delta mag (ΔM)
1.95
Spectral class
B9V (blue-white)
Pri motion ra
-001
Sec motion ra
-002
Pri motion dec
+009
Sec motion dec
+006
Notes
U (Proper motion indicates non-physical)
This double is not physical.
 
 
18030-2233 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18030-2233 ARA1838 AB 1921 2016 8 138 8.3 10.95 11.80 0.85
Show 18030-2233 ABH 93 AD 1988 1999 4 354 34.1 10.95 14.40 3.45
Show 18030-2233 ABH 93 AE 1988 2016 5 159 40.7 10.95 14.43 3.48
Show 18030-2233 ABH 93 AF 1988 2016 5 186 66.0 10.95 12.68 1.73
Show 18030-2233 ABH 93 AG 1988 2016 5 222 24.9 10.95 13.00 2.05
Show 18030-2233 ABH 93 AH 1988 2016 5 255 28.4 10.95 12.90 1.95 <===
Show 18030-2233 ABH 93 AI 1988 2016 5 234 73.3 10.95 15.11 4.16
Show 18030-2233 ABH 93 AJ 1988 2016 5 284 104.1 10.95 13.71 2.76
Show 18030-2233 ARA1838 BC 1921 1999 7 121 8.6 11.80 11.70 0.10
Decuple system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
6842-00652-1
last precise pa
255.3
last precise sep
28.4