18503+1228 J   468AC

18h 50m 17.00s +12 28' 02.7" P.A. 141 sep 9.6 mag 11.06,15.00 Sp A0

Coord 2000
18503+1228
Discov num
J   468
Comp
AC
Coord arcsec 2000
18 50 17.00 +12 28 02.7
Date first
1999
Date last
2009
Obs
3
Pa first
143
Pa last
141
P.A. Now (θ)
141°
Sep first
9.6
Sep last
9.6
Sep. Now (ρ)
9.6"
Mag pri
11.06
Mag sec
15.00
delta mag (ΔM)
3.94
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes


Nature of this double is uncertain.



18503+1228 SYSTEM COMPONENTS

Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 104164 18503+1228 J 468 AB 1911 1955 3 241 2.0 11.06 13.10 2.04
Show 104164 18503+1228 J 468 AC 1999 2009 3 141 9.6 11.06 15.00 3.94 <===
Triple system
3 visible stars in this system



OTHER CATALOGS AND DESIGNATIONS

Precise pa
140.8
Precise sep
9.64
Constellation
Hercules
SAO
104164
Tycho2
1034-01179-1
HD
229673
last precise pa
140.8
last precise sep
9.64




WDS HISTORIC DATA

coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18503+1228 J 468 AC 2009 2 141 9.6 11.06 15.00 A0 185017.00+122802.7

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