18403-3022 SKF2025

 
 
18h 40m 15.83s -30 22' 01.6" P.A. 234 sep 104.6 mag 9.70,10.60 Sp G:+G0V
 
 
Coord 2000
18403-3022
Discov num
SKF2025
Comp
Coord arcsec 2000
18 40 15.83 -30 22 01.6
Date first
1913
Date last
2010
Obs
7
Pa first
235
Pa last
234
P.A. Now (θ)
234°
Sep first
104.7
Sep last
104.6
Sep. Now (ρ)
104.6"
Mag pri
9.70
Mag sec
10.60
delta mag (ΔM)
0.9
Spectral class
G:+G0V (yellow/yellow)
Pri motion ra
+022
Sec motion ra
+022
Pri motion dec
-075
Sec motion dec
-079
Notes
V (Proper motion indicates physical)
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
234
Precise sep
104.59
Constellation
Sagittarius
SAO
210434
Tycho2
7407-00795-1
last precise pa
234
last precise sep
104.59
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18403-3022 SKF2025 2010 7 234 104.6 9.70 10.60 G:+G0V V 184015.83-302201.6

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