18234+2327 STF2314

 
 
18h 23m 25.75s +23 27' 19.1" P.A. 331 sep 2.5 mag 9.02,10.31 Sp G5 dist. 76.45 pc (249.38 l.y.)
 
 
Coord 2000
18234+2327
Discov num
STF2314
Comp
Coord arcsec 2000
18 23 25.75 +23 27 19.1
Date first
1830
Date last
2015
Obs
21
Pa first
329
Pa last
331
P.A. Now (θ)
331°
Sep first
2.4
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
9.02
Mag sec
10.31
delta mag (ΔM)
1.29
Spectral class
G5 (yellow)
Pri motion ra
+006
Sec motion ra
Pri motion dec
+031
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
330.6
Precise sep
2.49
Constellation
Hercules
SAO
85995
HIP
90120
Tycho2
2093-01226-1
HD
169388
BD
BD+23 3325
Distance
76.45
Distance ly
249.38
last precise pa
330.6
last precise sep
2.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18234+2327 STF2314 2000 16 330 2.5 9.02 10.31 G5 182325.75+232719.1
18234+2327 STF2314 2010 18 330 2.5 9.02 10.31 G5 182325.75+232719.1
18234+2327 STF2314 2013 20 330 2.6 9.02 10.31 G5 182325.75+232719.1
18234+2327 STF2314 2015 21 331 2.5 9.02 10.31 G5 182325.75+232719.1

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