20032+5028 HO  454

 
 
20h 03m 13.50s +50 27' 53.7" P.A. 53 sep 5.9 mag 7.55,11.36 Sp A0 dist. 194.55 pc (634.62 l.y.)
 
 
Coord 2000
20032+5028
Discov num
HO  454
Comp
Coord arcsec 2000
20 03 13.50 +50 27 53.7
Date first
1889
Date last
2015
Obs
11
Pa first
56
Pa last
53
P.A. Now (θ)
53°
Sep first
5.5
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
7.55
Mag sec
11.36
delta mag (ΔM)
3.81
Spectral class
A0 (white)
Pri motion ra
+004
Sec motion ra
+009
Pri motion dec
-023
Sec motion dec
-019
Notes
rPM=0.274 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
53.1
Precise sep
5.934
Constellation
Cygnus
SAO
32237
HIP
98734
Tycho2
3566-00086-1
Gaia DR2
78399553664
HD
190546
BD
BD+50 2965
Distance
194.55
Distance ly
634.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20032+5028 HO 454 2000 6 53 6.0 7.55 11.36 A0 D 200313.50+502753.7
20032+5028 HO 454 2009 7 53 6.0 7.55 11.36 A0 200313.50+502753.7
20032+5028 HO 454 2010 7 52 5.7 7.55 11.36 A0 200313.50+502753.7
20032+5028 HO 454 2015 8 53 6.0 7.55 11.36 A0 200313.50+502753.7

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