16398+4226 LAW  26AB

 
 
16h 39m 50.62s +42 26' 11.9" P.A. 83 sep 28.8 mag 16.69,18.27 Sp M3.4+M4.2
 
 
Coord 2000
16398+4226
Discov num
LAW  26
Comp
AB
Coord arcsec 2000
16 39 50.62 +42 26 11.9
Date first
1998
Date last
2008
Obs
3
Pa first
83
Pa last
83
P.A. Now (θ)
83°
Sep first
29.9
Sep last
28.8
Sep. Now (ρ)
28.8"
Mag pri
16.69
Mag sec
18.27
delta mag (ΔM)
1.58
Spectral class
M3.4+M4.2 (red/red)
Pri motion ra
-009
Sec motion ra
-012
Pri motion dec
+045
Sec motion dec
+047
Notes
N V R (See Notes, Proper motion indicates physical, Red magnitudes)
rPM=0.074 (< 0.3, Physical double)
This double is physical.
 
 
16398+4226 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 16398+4226 LAW 26 Aa,Ab 2008 2008 2 134 0.6 16.69
Show 16398+4226 LAW 26 AB 1998 2008 3 83 28.8 16.69 18.27 1.58 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
83.2
Precise sep
28.83
Constellation
Hercules
last precise pa
83.2
last precise sep
28.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16398+4226 LAW 26 AB 2008 1 83 28.8 16.90 18.00 M3.0+M4.5 163950.63+422611.7

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