20368+1444 STF2703AD

 
 
20h 36m 49.41s +14 43' 42.4" P.A. 347 sep 84.7 mag 8.35,12.78 Sp A5 dist. 440.53 pc (1437.01 l.y.)
 
 
Coord 2000
20368+1444
Discov num
STF2703
Comp
AD
Coord arcsec 2000
20 36 49.41 +14 43 42.4
Date first
1921
Date last
2016
Obs
11
Pa first
348
Pa last
347
P.A. Now (θ)
347°
Sep first
86.1
Sep last
84.7
Sep. Now (ρ)
84.7"
Mag pri
8.35
Mag sec
12.78
delta mag (ΔM)
4.43
Spectral class
A5 (white)
Pri motion ra
+012
Sec motion ra
+009
Pri motion dec
+013
Sec motion dec
+001
Notes
N (See Notes)
rPM=0.699
Nature of this double is uncertain.
 
 
20368+1444 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20368+1444 STF2703 AB 1824 2017 95 289 25.0 8.35 8.42 0.07
Show 20368+1444 STF2703 AC 1829 2016 66 234 77.8 8.35 8.76 0.41
Show 20368+1444 STF2703 AD 1921 2016 11 347 84.7 8.35 12.78 4.43 <===
Show 20368+1444 STF2703 BC 1824 2016 75 215 67.0 8.42 8.76 0.34
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
346.7
Precise sep
84.73
Constellation
Delphinus
SAO
106302
HIP
101700
Tycho2
1100-01112-1
Gaia DR2
30314041216
HD
196411
BD
BD+14 4364
Distance
440.53
Distance ly
1437.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20368+1444 STF2703 AD 2006 4 347 85.2 8.35   A5 N D 203649.41+144342.4
20368+1444 STF2703 AD 2008 5 347 86.0 8.35 12.86 A5 N D 203649.41+144342.4
20368+1444 STF2703 AD 2016 7 347 84.7 8.35 12.78 A5 N 203649.41+144342.4

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