20168+3942 DAM1040AF

 
 
20H 16M 48.53S +39 41' 50.4" P.A. 123 SEP 22.3 MAG 8.20,14.00 SP A0II DIST. 2702.7 PC (8816.21 L.Y.)
 
 
Coord 2000
20168+3942
Discov num
DAM1040
Comp
AF
Coord arcsec 2000
20 16 48.53 +39 41 50.4
Date first
1994
Date last
1998
Obs
2
Pa first
124
Pa last
123
P.A. Now (θ)
123°
Sep first
22.1
Sep last
22.3
Sep. Now (ρ)
22.3"
Mag pri
8.20
Mag sec
14.00
delta mag (ΔM)
5.8
Spectral class
A0II (white)
Pri motion ra
+002
Sec motion ra
+011
Pri motion dec
-004
Sec motion dec
-001
Notes
rPM=0.859
This double is not physical.
 
 
20168+3942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 69749 20168+3942 STF2663 AB 1831 2011 38 324 5.4 8.20 8.66 0.46
Show 69749 20168+3942 CTT 21 AC 1896 2011 4 188 104.0 8.20 11.70 3.50
Show 69749 20168+3942 DAM1040 AF 1994 1998 2 123 22.3 8.20 14.00 5.80 <===
Show 69749 20168+3942 DAM1040 FG 1998 2008 3 225 3.5 14.00 15.10 1.10
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
69749
HIP
99954
Tycho2
3155-01740-1
HD
193063
BD
BD+39 4113
Distance
2702.7
Distance ly
8816.21
last precise pa
123.2
last precise sep
22.34