20032+0042 HDO 316AB

 
 
20h 03m 13.23s +00 42' 02.0" P.A. 148 sep 4.1 mag 8.81,13.20 Sp A0
 
 
Coord 2000
20032+0042
Discov num
HDO 316
Comp
AB
Coord arcsec 2000
20 03 13.23 +00 42 02.0
Date first
1900
Date last
2000
Obs
4
Pa first
146
Pa last
148
P.A. Now (θ)
148°
Sep first
4.2
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
8.81
Mag sec
13.20
delta mag (ΔM)
4.39
Spectral class
A0 (white)
Pri motion ra
-003
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20032+0042 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20032+0042 HDO 316 AB 1900 2000 4 148 4.1 8.81 13.20 4.39 <===
Show 20032+0042 HDO 316 AC 1900 2008 7 189 16.8 8.81 11.70 2.89
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
147.6
Precise sep
4.14
Constellation
Aquila
last precise pa
147.6
last precise sep
4.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20032+0042 HDO 316 AB 2000 4 148 4.1 8.81 13.20 A0 D 200313.23+004202.0

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