18331-0845 ABH 101AD

 
 
18h 33m 03.94s -08 44' 56.6" P.A. 124 sep 49.4 mag 11.65,15.40 Sp B6III
 
 
Coord 2000
18331-0845
Discov num
ABH 101
Comp
AD
Coord arcsec 2000
18 33 03.94 -08 44 56.6
Date first
1988
Date last
2000
Obs
4
Pa first
125
Pa last
124
P.A. Now (θ)
124°
Sep first
49.4
Sep last
49.4
Sep. Now (ρ)
49.4"
Mag pri
11.65
Mag sec
15.40
delta mag (ΔM)
3.75
Spectral class
B6III (blue-white)
Pri motion ra
-004
Sec motion ra
-007
Pri motion dec
-007
Sec motion dec
+002
Notes
U (Proper motion indicates non-physical)
rPM=1.177
This double is not physical.
 
 
18331-0845 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18331-0845 HJ 5498 AB 1827 2014 10 95 14.3 11.65 12.50 0.85
Show 18331-0845 HJ 5498 AC 1922 2014 9 168 25.2 11.65 12.38 0.73
Show 18331-0845 ABH 101 AD 1988 2000 4 124 49.4 11.65 15.40 3.75 <===
Show 18331-0845 ABH 101 AE 1988 2000 4 165 83.5 11.65 13.49 1.84
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
123.5
Precise sep
49.35
Constellation
Scutum
Tycho2
5691-00197-1
last precise pa
123.5
last precise sep
49.35
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18331-0845 ABH 101 AD 1988 1 125 49.4 11.75 15.40 B6III 183303.94-084456.6
18331-0845 ABH 101 AD 1999 2 124 49.4 11.75 15.40 B6III U 183303.94-084456.6
18331-0845 ABH 101 AD 2000 3 124 49.3 11.75 15.40 B6III U 183303.94-084456.6

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