18250+2724 HO   84DE

 
 
18h 24m 50.17s +27 24' 21.4" P.A. 321 sep 4.4 mag 11.40,13.40
 
 
Coord 2000
18250+2724
Discov num
HO   84
Comp
DE
Coord arcsec 2000
18 24 50.17 +27 24 21.4
Date first
1885
Date last
2002
Obs
31
Pa first
313
Pa last
321
P.A. Now (θ)
321°
Sep first
2.0
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
11.40
Mag sec
13.40
delta mag (ΔM)
2
Spectral class
Pri motion ra
+006
Sec motion ra
Pri motion dec
-019
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18250+2724 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 86019 18250+2724 STF2315 AB 1828 2015 261 116 0.6 6.57 7.77 1.20 Y
Show 86019 18250+2724 STF2315 AC 1898 2002 4 79 44.9 6.57 13.90 7.33
Show 86019 18250+2724 BU 9009 AD 1874 2002 3 290 118.0 6.57 11.40 4.83
Show 18250+2724 HO 84 DE 1885 2002 31 321 4.4 11.40 13.40 2.00 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
320.9
Precise sep
4.406
Constellation
Hercules
last precise pa
320.9
last precise sep
4.406
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18250+2724 HO 84 DE 1998 30 322 4.3 11.40 13.40 D 182450.17+272421.4
18250+2724 HO 84 DE 2002 31 321 4.4 11.40 13.40 N D 182450.17+272421.4

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