18239+5848 STF2323CD

 
 
18h 23m 58.45s +58 49' 26.4" P.A. 68 sep 198.2 mag 7.90,11.00 Sp F8
 
 
Coord 2000
18239+5848
Discov num
STF2323
Comp
CD
Coord arcsec 2000
18 23 58.45 +58 49 26.4
Date first
1880
Date last
2003
Obs
6
Pa first
66
Pa last
68
P.A. Now (θ)
68°
Sep first
198.0
Sep last
198.2
Sep. Now (ρ)
198.2"
Mag pri
7.90
Mag sec
11.00
delta mag (ΔM)
3.1
Spectral class
F8 (yellow-white)
Pri motion ra
-042
Sec motion ra
Pri motion dec
+061
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18239+5848 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 39 Dra 30949 18239+5848 STF2323 AB 1825 2015 132 348 3.7 5.06 8.07 3.01 Y
Show 30949 18239+5848 STF2323 AC 1823 2015 63 19 89.4 5.06 7.95 2.89
Show 30949 18239+5848 STF2323 AF 1910 2008 3 80 150.5 5.06 12.90 7.84
Show 30949 18239+5848 STF2323 AG 1918 2003 3 244 35.8 5.06 13.30 8.24
Show 30949 18239+5848 STF2323 AH 1918 2000 2 93 44.2 5.06 14.40 9.34
Show 30949 18239+5848 STF2323 BC 1836 2015 35 19 88.5 8.07 7.95 0.12
Show 30950 18239+5848 STF2323 CD 1880 2003 6 68 198.2 7.90 11.00 3.10 <===
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
67.8
Precise sep
198.161
Constellation
Draco
SAO
30950
Tycho2
3916-00698-1
HD
238865
last precise pa
67.8
last precise sep
198.161
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18239+5848 STF2323 CD 2000 3 68 198.1 7.90 11.00 F8 182358.45+584926.4
18239+5848 STF2323 CD 2003 5 68 198.2 7.90 11.00 F8 N 182358.45+584926.4

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