19577+3755 HJ 1457

 
 
19h 57m 43.30s +37 54' 50.4" P.A. 223 sep 12.1 mag 9.70,9.93 Sp G5:III:+K
 
 
Coord 2000
19577+3755
Discov num
HJ 1457
Comp
Coord arcsec 2000
19 57 43.30 +37 54 50.4
Date first
1828
Date last
2017
Obs
20
Pa first
222
Pa last
223
P.A. Now (θ)
223°
Sep first
8.0
Sep last
12.1
Sep. Now (ρ)
12.1"
Mag pri
9.70
Mag sec
9.93
delta mag (ΔM)
0.23
Spectral class
G5:III:+K (yellow/yellow-orange)
Pri motion ra
+005
Sec motion ra
+001
Pri motion dec
+004
Sec motion dec
-003
Notes
N (See Notes)
rPM=1.259
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.1
Precise sep
12.126
Cdsa2 id
HJ 1457
Constellation
Cygnus
Tycho2
3137-03775-1
HD
226811
Ra deg
19.962027777777777
De deg
37.914
last precise pa
223.1
last precise sep
12.126
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19577+3755 HJ 1457 2006 16 221 12.6 9.70 9.93 G5:III: K D 195743.30+375450.4
19577+3755 HJ 1457 2010 19 223 12.3 9.70 9.93 G5:III:+K 195743.30+375450.4
19577+3755 HJ 1457 2017 20 223 12.1 9.70 9.93 G5:III:+K N 195743.30+375450.4

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