20228+5325 STF2681AC

 
 
20h 22m 49.54s +53 25' 02.8" P.A. 199 sep 38.2 mag 7.97,8.89 Sp A0V dist. 448.43 pc (1462.78 l.y.)
 
 
Coord 2000
20228+5325
Discov num
STF2681
Comp
AC
Coord arcsec 2000
20 22 49.54 +53 25 02.8
Date first
1831
Date last
2015
Obs
31
Pa first
204
Pa last
199
P.A. Now (θ)
199°
Sep first
41.8
Sep last
38.2
Sep. Now (ρ)
38.2"
Mag pri
7.97
Mag sec
8.89
delta mag (ΔM)
0.92
Spectral class
A0V (white)
Pri motion ra
+013
Sec motion ra
+031
Pri motion dec
+018
Sec motion dec
+031
Notes
rPM=0.506
Nature of this double is uncertain.
 
 
20228+5325 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20228+5325 STF2681 AB 1831 2015 24 39 6.8 7.97 10.61 2.64
Show 20228+5325 STF2681 AC 1831 2015 31 199 38.2 7.97 8.89 0.92 <===
Show 20228+5325 STF2681 AD 1842 2015 15 166 42.0 7.97 11.80 3.83
Show 20228+5325 STF2681 CD 1830 2015 21 101 23.3 8.89 11.80 2.91
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
198.9
Precise sep
38.208
Constellation
Cygnus
SAO
32516
HIP
100507
Tycho2
3937-00396-1
Gaia DR2
84003227136
HD
194354
BD
BD+52 2694
Distance
448.43
Distance ly
1462.78
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20228+5325 STF2681 AC 2002 21 199 38.5 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2003 23 199 38.4 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2012 24 199 38.5 7.97 8.89 A0V D 202249.54+532502.8
20228+5325 STF2681 AC 2013 27 199 38.5 7.97 8.89 A0V 202249.54+532502.8
20228+5325 STF2681 AC 2015 27 199 38.2 7.97 8.89 A0V 202249.54+532502.8

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