18490-0828 ABH 105AD

 
 
18h 48m 59.03s -08 27' 31.2" P.A. 156 sep 43.4 mag 7.81,12.62 Sp B2V dist. 617.28 pc (2013.57 l.y.)
 
 
Coord 2000
18490-0828
Discov num
ABH 105
Comp
AD
Coord arcsec 2000
18 48 59.03 -08 27 31.2
Date first
1896
Date last
2002
Obs
5
Pa first
157
Pa last
156
P.A. Now (θ)
156°
Sep first
43.6
Sep last
43.4
Sep. Now (ρ)
43.4"
Mag pri
7.81
Mag sec
12.62
delta mag (ΔM)
4.81
Spectral class
B2V (blue-white)
Pri motion ra
-001
Sec motion ra
-005
Pri motion dec
-006
Sec motion dec
-005
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=0.583
This double is not physical.
 
 
18490-0828 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18490-0828 HDS2666 Aa,Ab 1991 2013 2 258 0.2 8.08 9.59 1.51
Show 18490-0828 STF2388 AB 1892 2000 8 344 53.8 7.81 10.94 3.13
Show 18490-0828 ABH 105 AD 1896 2002 5 156 43.4 7.81 12.62 4.81 <===
Show 18490-0828 ABH 105 AE 1988 2002 4 276 71.9 7.81 12.93 5.12
Show 18490-0828 STF2388 BC 1892 2011 9 18 21.4 10.94 11.24 0.30
Sextuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156
Precise sep
43.42
Constellation
Scutum
HIP
92322
Tycho2
5693-02550-1
HD
174069
BD
BD-08 4714
Distance
617.28
Distance ly
2013.57
last precise pa
156.5
last precise sep
43.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18490-0828 ABH 105 AD 2002 4 156 43.4 7.81 12.62 B2V D 184859.03-082731.2

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