18330+2337 POU3428

 
 
18h 33m 02.49s +23 37' 01.0" P.A. 258 sep 14.5 mag 10.68,12.90 Sp F8
 
 
Coord 2000
18330+2337
Discov num
POU3428
Comp
Coord arcsec 2000
18 33 02.49 +23 37 01.0
Date first
1894
Date last
2010
Obs
6
Pa first
264
Pa last
258
P.A. Now (θ)
258°
Sep first
12.1
Sep last
14.5
Sep. Now (ρ)
14.5"
Mag pri
10.68
Mag sec
12.90
delta mag (ΔM)
2.22
Spectral class
F8 (yellow-white)
Pri motion ra
+028
Sec motion ra
+004
Pri motion dec
-012
Sec motion dec
-027
Notes
rPM=0.929
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.6
Precise sep
14.49
Constellation
Hercules
Tycho2
2106-00219-1
HD
342446
last precise pa
257.6
last precise sep
14.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18330+2337 POU3428 1999 4 258 14.3 10.68 12.90 D 183302.49+233701.0
18330+2337 POU3428 2001 5 258 14.3 10.68 12.90 D 183302.49+233701.0
18330+2337 POU3428 2010 6 258 14.3 10.68 12.90 F8 183302.49+233701.0

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