17551+3134 AG  215AB

 
 
17h 55m 07.18s +31 33' 36.8" P.A. 49 sep 42.8 mag 10.31,11.57 Sp G5
 
 
Coord 2000
17551+3134
Discov num
AG  215
Comp
AB
Coord arcsec 2000
17 55 07.18 +31 33 36.8
Date first
1899
Date last
2013
Obs
10
Pa first
53
Pa last
49
P.A. Now (θ)
49°
Sep first
28.5
Sep last
42.8
Sep. Now (ρ)
42.8"
Mag pri
10.31
Mag sec
11.57
delta mag (ΔM)
1.26
Spectral class
G5 (yellow)
Pri motion ra
-076
Sec motion ra
+005
Pri motion dec
-102
Sec motion dec
-008
Notes
N L (See Notes, Linear solution)
rPM=0.976
This double is not physical.
 
 
17551+3134 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 66463 17551+3134 AG 215 AB 1899 2013 10 49 42.8 10.31 11.57 1.26 <===
Show 66463 17551+3134 ITF 16 AC 1952 2002 3 107 11.1 10.31 15.60 5.29
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
48.6
Precise sep
42.8
Constellation
Hercules
SAO
66463
Tycho2
2608-00620-1
last precise pa
48.6
last precise sep
42.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17551+3134 AG 215 AB 2002 9 49 41.4 10.31 11.72 G5 NLD 175507.18+313336.8
17551+3134 AG 215 AB 2013 10 49 42.8 10.31 11.57 G5 NL 175507.18+313336.8

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