16547+4518 KZA 121AB

 
 
16h 54m 39.97s +45 18' 10.3" P.A. 182 sep 43 mag 11.75,12.22
 
 
Coord 2000
16547+4518
Discov num
KZA 121
Comp
AB
Coord arcsec 2000
16 54 39.97 +45 18 10.3
Date first
1892
Date last
2008
Obs
7
Pa first
182
Pa last
182
P.A. Now (θ)
182°
Sep first
42.6
Sep last
43.0
Sep. Now (ρ)
43"
Mag pri
11.75
Mag sec
12.22
delta mag (ΔM)
0.47
Spectral class
Pri motion ra
+000
Sec motion ra
-006
Pri motion dec
+002
Sec motion dec
-003
Notes
rPM=1.164
This double is not physical.
 
 
16547+4518 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16547+4518 KZA 121 AB 1892 2008 7 182 43.0 11.75 12.22 0.47 <===
Show 16547+4518 KZA 121 AC 1983 2008 5 251 50.3 11.75 13.17 1.42
Show 16547+4518 KZA 121 AD 1984 2008 4 221 109.4 11.75 13.20 1.45
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
181.7
Precise sep
43.03
Constellation
Hercules
Tycho2
3500-02017-1
last precise pa
181.7
last precise sep
43.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16547+4518 KZA 121 AB 1998 5 182 43.0 11.73 12.24 D 165439.97+451810.3
16547+4518 KZA 121 AB 2008 6 182 43.0 11.73 12.24 D 165439.97+451810.3

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