19534+2020 STFA 48AB

 
 
19h 53m 22.65s +20 20' 14.1" P.A. 147 sep 41.8 mag 7.14,7.34 Sp A0
 
 
Coord 2000
19534+2020
Discov num
STFA 48
Comp
AB
Coord arcsec 2000
19 53 22.65 +20 20 14.1
Date first
1782
Date last
2014
Obs
60
Pa first
151
Pa last
147
P.A. Now (θ)
147°
Sep first
38.9
Sep last
41.8
Sep. Now (ρ)
41.8"
Mag pri
7.14
Mag sec
7.34
delta mag (ΔM)
0.2
Spectral class
A0 (white)
Pri motion ra
+030
Sec motion ra
+034
Pri motion dec
+016
Sec motion dec
+016
Notes
N Z (See Notes, Parallax indicates components are physical)
rPM=0.106 (< 0.3, Physical double)
This double is physical.
 
 
19534+2020 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19534+2020 STFA 48 AB 1782 2014 60 147 41.8 7.14 7.34 0.20 <===
Show 19534+2020 GUI 28 AC 1895 2013 10 218 223.6 7.14 10.48 3.34
Show 19534+2020 HDS2833 Ba,Bb 1991 2006 2 338 0.2 7.63 9.39 1.76
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.5
Precise sep
41.8
Cdsa2 id
STFA 48 AB
Constellation
Vulpecula
Ra deg
19.889625
De deg
20.337249999999997
last precise pa
146.5
last precise sep
41.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19534+2020 STFA 48 AB 2005 54 148 42.9 7.14 7.34 A0 NZD 195322.65+202014.1
19534+2020 STFA 48 AB 2012 56 148 42.9 7.14 7.34 A0 NZD 195322.65+202014.1
19534+2020 STFA 48 AB 2013 59 147 42.2 7.14 7.34 A0 NZD 195322.65+202014.1
19534+2020 STFA 48 AB 2014 60 147 41.8 7.14 7.34 A0 NZD 195322.65+202014.1

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