18573+0121 J  2158

 
 
18h 57m 19.47s +01 20' 33.3" P.A. 60 sep 6.2 mag 9.64,12.40 Sp G0
 
 
Coord 2000
18573+0121
Discov num
J  2158
Comp
Coord arcsec 2000
18 57 19.47 +01 20 33.3
Date first
1909
Date last
2004
Obs
6
Pa first
53
Pa last
60
P.A. Now (θ)
60°
Sep first
6.5
Sep last
6.2
Sep. Now (ρ)
6.2"
Mag pri
9.64
Mag sec
12.40
delta mag (ΔM)
2.76
Spectral class
G0 (yellow)
Pri motion ra
+032
Sec motion ra
+035
Pri motion dec
-001
Sec motion dec
-005
Notes
rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
59.8
Precise sep
6.15
Constellation
Aquila
Tycho2
0449-00694-1
last precise pa
59.8
last precise sep
6.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18573+0121 J 2158 2004 5 60 6.2 9.64 12.40 G0 D 185719.47+012033.3

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