20032+0042 HDO 316AC

 
 
20h 03m 13.23s +00 42' 02.0" P.A. 189 sep 16.4 mag 8.81,11.70 Sp A0
 
 
Coord 2000
20032+0042
Discov num
HDO 316
Comp
AC
Coord arcsec 2000
20 03 13.23 +00 42 02.0
Date first
1900
Date last
2015
Obs
8
Pa first
190
Pa last
189
P.A. Now (θ)
189°
Sep first
16.6
Sep last
16.4
Sep. Now (ρ)
16.4"
Mag pri
8.81
Mag sec
11.70
delta mag (ΔM)
2.89
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
-001
Pri motion dec
-002
Sec motion dec
-011
Notes
rPM=0.859
This double is not physical.
 
 
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 2015 5 143 4.5 8.81 13.20 4.39
Show 20032+0042 HDO 316 AC 1900 2015 8 189 16.4 8.81 11.70 2.89 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
188.8
Precise sep
16.362
Constellation
Aquila
SAO
125382
Tycho2
0494-01706-1
Gaia DR2
30765554304
HD
190075
 
 
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 AC 2000 4 189 16.5 8.81 11.70 D 200313.23+004202.0
20032+0042 HDO 316 AC 2008 5 189 16.8 8.81 11.70 D 200313.23+004202.0
20032+0042 HDO 316 AC 2015 8 189 16.4 8.81 11.70 A0 200313.23+004202.0

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