16509+3556 JNN 110Ca,Cb

 
 
16h 51m 09.95s +35 55' 07.5" P.A. 316 sep 1 mag 15.00,16.80 Sp M4+M5.5
 
 
Coord 2000
16509+3556
Discov num
JNN 110
Comp
Ca,Cb
Coord arcsec 2000
16 51 09.95 +35 55 07.5
Date first
2008
Date last
2009
Obs
4
Pa first
316
Pa last
316
P.A. Now (θ)
316°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
15.00
Mag sec
16.80
delta mag (ΔM)
1.8
Spectral class
M4+M5.5 (red/red)
Pri motion ra
-069
Sec motion ra
Pri motion dec
+171
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
16509+3556 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16509+3556 SKF1351 AB 1982 2012 8 245 12.7 11.40 15.80 4.40
Show 16509+3556 SKF1351 AC 1954 2012 9 108 167.7 11.36 15.00 3.64
Show 16509+3556 SKF1351 BC 1999 2010 3 105 176.9 15.30 14.70 0.60
Show 16509+3556 JNN 110 Ca,Cb 2008 2009 4 316 1.0 15.00 16.80 1.80 <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.4
Precise sep
1.035
Cdsa2 id
JNN 110 Ca,Cb
Constellation
Hercules
Ra deg
16.85276388888889
De deg
35.918749999999996
last precise pa
316.4
last precise sep
1.035
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16509+3556 JNN 110 Ca,Cb 2009 4 316 1.0 15.00 16.80 M4 M5.5 N 165109.95+355507.5

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