18270+1701 SLE 616AB

 
 
18h 27m 07.12s +17 00' 42.5" P.A. 221 sep 10.6 mag 12.90,12.60
 
 
Coord 2000
18270+1701
Discov num
SLE 616
Comp
AB
Coord arcsec 2000
18 27 07.12 +17 00 42.5
Date first
1982
Date last
2009
Obs
4
Pa first
222
Pa last
221
P.A. Now (θ)
221°
Sep first
10.9
Sep last
10.6
Sep. Now (ρ)
10.6"
Mag pri
12.90
Mag sec
12.60
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+002
Sec motion ra
-001
Pri motion dec
-002
Sec motion dec
-007
Notes
R (Red magnitudes)
rPM=0.825
This double is not physical.
 
 
18270+1701 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18270+1701 SLE 616 AB 1982 2009 4 221 10.6 12.90 12.60 0.30 <===
Show 18270+1701 SLE 616 AC 1982 2009 4 342 8.4 12.90 13.70 0.80
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.5
Precise sep
10.62
Constellation
Hercules
last precise pa
220.5
last precise sep
10.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18270+1701 SLE 616 AB 1982 1 222 10.9 12.40 12.60 182700.99+170042.7
18270+1701 SLE 616 AB 2009 2 221 10.6 12.40 12.60 182700.99+170042.7
18270+1701 SLE 616 AB 2010 5 220 10.3 12.90 12.60 R 182707.12+170042.5

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