20244+1213 A  1209AB

 
 
20h 24m 26.64s +12 12' 44.8" P.A. 324 sep 1.9 mag 9.22,10.63 Sp F8
 
 
Coord 2000
20244+1213
Discov num
A  1209
Comp
AB
Coord arcsec 2000
20 24 26.64 +12 12 44.8
Date first
1905
Date last
2016
Obs
11
Pa first
324
Pa last
324
P.A. Now (θ)
324°
Sep first
1.8
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
9.22
Mag sec
10.63
delta mag (ΔM)
1.41
Spectral class
F8 (yellow-white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-015
Sec motion dec
-005
Notes
rPM=0.654
Nature of this double is uncertain.
 
 
20244+1213 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20244+1213 WOR 33 Aa,Ab 1970 2016 9 132 0.7 8.60 9.30 0.70
Show 20244+1213 A 1209 AB 1905 2016 11 324 1.9 9.22 10.63 1.41 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324
Precise sep
1.9
Constellation
Delphinus
SAO
106066
Tycho2
1082-00248-2
Gaia DR2
71892857216
HD
194283
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20244+1213 A 1209 AB 2002 10 323 1.9 9.22 10.63 F8 202426.64+121244.8
20244+1213 A 1209 AB 2016 11 324 1.9 9.22 10.63 F8 202426.64+121244.8

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