18333+2219 LEP  89 (V774 Her)

 
 
18h 33m 17.76s +22 18' 51.3" P.A. 302 sep 49.1 mag 8.92,16.68 Sp K4V dist. 22.97 pc (74.93 l.y.)
 
 
Coord 2000
18333+2219
Discov num
LEP  89
Comp
Coord arcsec 2000
18 33 17.76 +22 18 51.3
Date first
1999
Date last
2010
Obs
3
Pa first
302
Pa last
302
P.A. Now (θ)
302°
Sep first
49.1
Sep last
49.1
Sep. Now (ρ)
49.1"
Mag pri
8.92
Mag sec
16.68
delta mag (ΔM)
7.76
Spectral class
K4V (yellow-orange)
Pri motion ra
-191
Sec motion ra
-172
Pri motion dec
-470
Sec motion dec
-478
Notes
V (Proper motion indicates physical)
rPM=0.041 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.1
Precise sep
49.136
Var name
V774 Her
Constellation
Hercules
SAO
86187
HIP
90959
Tycho2
1582-00522-1
HD
171314
GL
Gl 718
BD
BD+22 3406
Distance
22.97
Distance ly
74.93
last precise pa
302.1
last precise sep
49.136
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18333+2219 LEP 89 1999 1 302 49.1 8.92 16.68 VD 183317.76+221851.3
18333+2219 LEP 89 2001 2 302 49.1 8.92 16.68 VD 183317.76+221851.3
18333+2219 LEP 89 2010 3 302 49.1 8.92 16.68 K4V V 183317.76+221851.3

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