20244+2923 HO  457AC

 
 
20h 24m 21.08s +29 22' 55.3" P.A. 268 sep 28 mag 9.08,14.00 Sp A0
 
 
Coord 2000
20244+2923
Discov num
HO  457
Comp
AC
Coord arcsec 2000
20 24 21.08 +29 22 55.3
Date first
1893
Date last
2002
Obs
5
Pa first
271
Pa last
268
P.A. Now (θ)
268°
Sep first
27.1
Sep last
28.0
Sep. Now (ρ)
28"
Mag pri
9.08
Mag sec
14.00
delta mag (ΔM)
4.92
Spectral class
A0 (white)
Pri motion ra
+036
Sec motion ra
+154
Pri motion dec
+027
Sec motion dec
-022
Notes
rPM=0.821
This double is not physical.
 
 
20244+2923 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20244+2923 HO 457 AB 1889 2018 50 61 2.0 9.08 9.18 0.10
Show 20244+2923 HO 457 AC 1893 2002 5 268 28.0 9.08 14.00 4.92 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
268.4
Precise sep
28.04
Constellation
Vulpecula
Gaia DR2
04986507776
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20244+2923 HO 457 AC 1997 4 268 28.3 9.08 14.00 A0 D 202421.08+292255.3
20244+2923 HO 457 AC 2002 5 268 28.0 9.08 14.00 A0 D 202421.08+292255.3

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