18443+2224 HU 1657

 
 
18h 44m 18.63s +22 23' 53.2" P.A. 244 sep 0.3 mag 9.07,10.50 Sp K0 dist. 200 pc (652.4 l.y.)
 
 
Coord 2000
18443+2224
Discov num
HU 1657
Comp
Coord arcsec 2000
18 44 18.63 +22 23 53.2
Date first
1902
Date last
1902
Obs
1
Pa first
244
Pa last
244
P.A. Now (θ)
244°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.07
Mag sec
10.50
delta mag (ΔM)
1.43
Spectral class
K0 (yellow-orange)
Pri motion ra
-012
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243.6
Precise sep
0.3
Constellation
Hercules
SAO
86383
HIP
91917
Tycho2
1595-00133-1
HD
342924
BD
BD+22 3470
Distance
200
Distance ly
652.4
last precise pa
243.6
last precise sep
0.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18443+2224 HU 1657 1902 1 244 0.3 9.07 10.50 K0 184418.63+222353.2

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