20246+3212 AG  254AB

 
 
20h 24m 33.38s +32 12' 28.8" P.A. 343 sep 5.3 mag 9.13,10.17 Sp K0
 
 
Coord 2000
20246+3212
Discov num
AG  254
Comp
AB
Coord arcsec 2000
20 24 33.38 +32 12 28.8
Date first
1893
Date last
2015
Obs
22
Pa first
348
Pa last
343
P.A. Now (θ)
343°
Sep first
6.4
Sep last
5.3
Sep. Now (ρ)
5.3"
Mag pri
9.13
Mag sec
10.17
delta mag (ΔM)
1.04
Spectral class
K0 (yellow-orange)
Pri motion ra
+037
Sec motion ra
+033
Pri motion dec
+010
Sec motion dec
+005
Notes
rPM=0.167 (< 0.3, Physical double)
This double is physical.
 
 
20246+3212 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20246+3212 AG 254 AB 1893 2015 22 343 5.3 9.13 10.17 1.04 <===
Show 20246+3212 FOX9015 AC 1901 2015 10 296 29.3 9.13 12.00 2.87
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
342.5
Precise sep
5.346
Constellation
Cygnus
Tycho2
2689-01480-1
Gaia DR2
05254756736
HD
194468
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20246+3212 AG 254 AB 2009 13 342 5.4 9.13 10.17 K0 D 202433.38+321228.8
20246+3212 AG 254 AB 2011 18 342 5.4 9.13 10.17 K0 202433.38+321228.8
20246+3212 AG 254 AB 2015 19 343 5.4 9.13 10.17 K0 202433.38+321228.8

If you need more information about this double, apply for a data request form to the WDS.