18504+0850 J   530

 
 
18h 50m 25.25s +08 50' 14.2" P.A. 186 sep 3.7 mag 9.20,10.30 Sp F5
 
 
Coord 2000
18504+0850
Discov num
J   530
Comp
Coord arcsec 2000
18 50 25.25 +08 50 14.2
Date first
1898
Date last
2001
Obs
12
Pa first
193
Pa last
186
P.A. Now (θ)
186°
Sep first
2.6
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
9.20
Mag sec
10.30
delta mag (ΔM)
1.1
Spectral class
F5 (yellow-white)
Pri motion ra
+018
Sec motion ra
Pri motion dec
+009
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.6
Precise sep
3.7
Constellation
Aquila
last precise pa
185.6
last precise sep
3.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18504+0850 J 530 2001 12 186 3.7 9.20 10.30 F5 D 185025.25+085014.2

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