18563-0048 STF2414AC

 
 
18h 56m 17.74s -00 48' 14.5" P.A. 278 sep 17.1 mag 8.23,11.20 Sp A2
 
 
Coord 2000
18563-0048
Discov num
STF2414
Comp
AC
Coord arcsec 2000
18 56 17.74 -00 48 14.5
Date first
1831
Date last
2012
Obs
16
Pa first
278
Pa last
278
P.A. Now (θ)
278°
Sep first
17.2
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
8.23
Mag sec
11.20
delta mag (ΔM)
2.97
Spectral class
A2 (white)
Pri motion ra
+015
Sec motion ra
+012
Pri motion dec
+007
Sec motion dec
+005
Notes
rPM=0.218 (< 0.3, Physical double)
This double is physical.
 
 
18563-0048 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18563-0048 A 1171 AB 1905 1991 6 82 0.9 8.23 11.58 3.35
Show 18563-0048 STF2414 AC 1831 2012 16 278 17.1 8.23 11.20 2.97 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
278.2
Precise sep
17.1
Constellation
Aquila
last precise pa
278.2
last precise sep
17.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18563-0048 STF2414 AC 1999 14 278 17.0 8.23 11.20 A2 D 185617.74-004814.5
18563-0048 STF2414 AC 2000 15 278 17.1 8.23 11.20 A2 D 185617.74-004814.5
18563-0048 STF2414 AC 2012 16 278 17.1 8.23 11.20 A2 D 185617.74-004814.5

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