21094+1721 STF2763BC

 
 
21h 09m 25.77s +17 20' 46.2" P.A. 227 sep 30.9 mag 10.88,12.80 Sp F6V
 
 
Coord 2000
21094+1721
Discov num
STF2763
Comp
BC
Coord arcsec 2000
21 09 25.77 +17 20 46.2
Date first
1879
Date last
2013
Obs
7
Pa first
227
Pa last
227
P.A. Now (θ)
227°
Sep first
35.6
Sep last
30.9
Sep. Now (ρ)
30.9"
Mag pri
10.88
Mag sec
12.80
delta mag (ΔM)
1.92
Spectral class
F6V (yellow-white)
Pri motion ra
+000
Sec motion ra
+017
Pri motion dec
-025
Sec motion dec
-005
Notes
rPM=1.05
This double is not physical.
 
 
21094+1721 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21094+1721 STF2763 AB 1829 2013 31 293 17.4 9.91 10.88 0.97
Show 21094+1721 STF2763 BC 1879 2013 7 227 30.9 10.88 12.80 1.92 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
226.5
Precise sep
30.9
Constellation
Pegasus
last precise pa
226.5
last precise sep
30.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21094+1721 STF2763 BC 2006 4 47 31.1 10.88 12.40 210925.77+172046.2
21094+1721 STF2763 BC 2013 5 227 30.9 10.88 12.80 210925.77+172046.2

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