20167+3938 HO  590AB

 
 
20H 16M 39.62S +39 37' 43.4" P.A. 207 SEP 3.5 MAG 9.55,12.60 SP A0IV
 
 
Coord 2000
20167+3938
Discov num
HO  590
Comp
AB
Coord arcsec 2000
20 16 39.62 +39 37 43.4
Date first
1895
Date last
2008
Obs
13
Pa first
202
Pa last
207
P.A. Now (θ)
207°
Sep first
2.9
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
9.55
Mag sec
12.60
delta mag (ΔM)
3.05
Spectral class
A0IV (white)
Pri motion ra
+003
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
20167+3938 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20167+3938 HO 590 AB 1895 2008 13 207 3.5 9.55 12.60 3.05 <===
Show 20167+3938 HO 590 AC 1895 2002 7 87 25.9 9.55 14.10 4.55
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3155-02114-1
HD
228713
last precise pa
207.4
last precise sep
3.49