20229+2708 ARN  50AD

 
 
20h 22m 51.41s +27 07' 54.5" P.A. 318.00 sep 65.2 mag 8.26,9.10 Sp A3 dist. 147.93 pc (482.55 l.y.)
 
 
Coord 2000
20229+2708
Discov num
ARN  50
Comp
AD
Coord arcsec 2000
20 22 51.41 +27 07 54.5
Date first
1898
Date last
2015
Obs
13
Pa first
318
Pa last
318
P.A. Now (θ)
318°
Sep first
65.8
Sep last
65.2
Sep. Now (ρ)
65.2"
Mag pri
8.26
Mag sec
9.10
delta mag (ΔM)
0.84
Spectral class
A3 (white)
Pri motion ra
+047
Sec motion ra
+047
Pri motion dec
+047
Sec motion dec
+048
Notes
T (Parallax indicates physical)
Visually invisible, K-band or other infrared star rPM=0.015 (< 0.3, Physical double)
This double is physical.
 
 
20229+2708 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 88608 20229+2708 STF2676 AB 1831 2016 25 170 3.0 8.26 9.98 1.72
Show 88608 20229+2708 ARN 50 AC 1898 2015 14 331 84.8 8.26 8.85 0.59
Show 88608 20229+2708 ARN 50 AD 1898 2015 13 318 65.2 8.26 9.10 0.84 <===
Show 88604 20229+2708 ARN 50 CD 1898 2015 15 186 25.9 8.85 9.10 0.25
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
317.7
Precise sep
65.221
Constellation
Vulpecula
SAO
88608
HIP
100510
Tycho2
2164-00687-1
Gaia DR2
06784146688
HD
194111
BD
BD+26 3884
Distance
147.93
Distance ly
482.55
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20229+2708 ARN 50 AD 2003 9 318 65.2 8.26 9.10 DV 202251.41+270754.5
20229+2708 ARN 50 AD 2013 11 318 65.3 8.26 9.10 V 202251.41+270754.5
20229+2708 ARN 50 AD 2015 12 318 65.2 8.26 9.10 A3 VW 202251.41+270754.5

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