20017-0012 H 1  93AC

 
 
20h 01m 39.17s -00 11' 56.5" P.A. 1 sep 26.8 mag 7.67,13.20 Sp A0
 
 
Coord 2000
20017-0012
Discov num
H 1  93
Comp
AC
Coord arcsec 2000
20 01 39.17 -00 11 56.5
Date first
1901
Date last
2000
Obs
4
Pa first
2
Pa last
1
P.A. Now (θ)
Sep first
26.6
Sep last
26.8
Sep. Now (ρ)
26.8"
Mag pri
7.67
Mag sec
13.20
delta mag (ΔM)
5.53
Spectral class
A0 (white)
Pri motion ra
+005
Sec motion ra
+001
Pri motion dec
+001
Sec motion dec
+006
Notes
N (See Notes)
rPM=1.053
This double is not physical.
 
 
20017-0012 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20017-0012 H 1 93 AB 1876 2016 52 297 1.8 7.67 8.39 0.72
Show 20017-0012 H 1 93 AC 1901 2000 4 1 26.8 7.67 13.20 5.53 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.1
Precise sep
26.81
Constellation
Aquila
last precise pa
1.1
last precise sep
26.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20017-0012 H 1 93 AC 1998 2 1 27.1 7.67 13.20 A0 N D 200139.17-001156.5
20017-0012 H 1 93 AC 2000 4 1 26.8 7.67 13.20 A0 N D 200139.17-001156.5

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