20057+5925 HJ 2934CA

 
 
20H 05M 47.86S +59 25' 00.4" P.A. 264 SEP 36.6 MAG 9.71,9.92 SP K7
 
 
Coord 2000
20057+5925
Discov num
HJ 2934
Comp
CA
Coord arcsec 2000
20 05 47.86 +59 25 00.4
Date first
1898
Date last
2016
Obs
12
Pa first
263
Pa last
264
P.A. Now (θ)
264°
Sep first
36.7
Sep last
36.6
Sep. Now (ρ)
36.6"
Mag pri
9.71
Mag sec
9.92
delta mag (ΔM)
0.21
Spectral class
K7 (yellow-orange)
Pri motion ra
-002
Sec motion ra
+000
Pri motion dec
-005
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.373
Nature of this double is uncertain.
 
 
20057+5925 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20057+5925 HJ 2934 AB 1831 2016 6 311 9.7 9.92 12.90 2.98
Show 20057+5925 HJ 2934 CA 1898 2016 12 264 36.6 9.71 9.92 0.21 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
Tycho2
3948-01578-1
HD
239324
last precise pa
263.8
last precise sep
36.568