18520+1358 CHR  80 (V822 Her)

 
 
18h 52m 01.93s +13 57' 56.4" P.A. 9 sep 0.1 mag 6.30,8.60 Sp B8Vnn dist. 209.21 pc (682.44 l.y.)
 
 
Coord 2000
18520+1358
Discov num
CHR  80
Comp
Coord arcsec 2000
18 52 01.93 +13 57 56.4
Date first
1985
Date last
2015
Obs
8
Pa first
99
Pa last
9
P.A. Now (θ)
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
6.30
Mag sec
8.60
delta mag (ΔM)
2.3
Spectral class
B8Vnn (blue-white)
Pri motion ra
-011
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.6
Precise sep
0.136
Var name
V822 Her
Constellation
Hercules
SAO
104196
HIP
92593
Tycho2
1038-00442-1
HD
174853
HR
7109
BD
BD+13 3787
Distance
209.21
Distance ly
682.44
last precise pa
8.6
last precise sep
0.136
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18520+1358 CHR 80 2007 4 36 0.1 6.14   B8Vnn 185201.93+135756.4
18520+1358 CHR 80 2014 7 12 0.1 6.30 8.60 B8Vnn 185201.93+135756.4
18520+1358 CHR 80 2015 8 9 0.1 6.30 8.60 B8Vnn 185201.93+135756.4

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