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
Cdsa2 id
HDO 316 AB
Constellation
Aquila
Ra deg
20.053675000000002
De deg
0.7005555555555555
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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