19109+3018 JNN 121AB

 
 
19h 10m 54.78s +30 17' 47.2" P.A. 129 sep 0.3 mag 12.80,14.80 Sp M1.5+M4
 
 
Coord 2000
19109+3018
Discov num
JNN 121
Comp
AB
Coord arcsec 2000
19 10 54.78 +30 17 47.2
Date first
2008
Date last
2011
Obs
2
Pa first
123
Pa last
129
P.A. Now (θ)
129°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
12.80
Mag sec
14.80
delta mag (ΔM)
2
Spectral class
M1.5+M4 (red/red)
Pri motion ra
-074
Sec motion ra
Pri motion dec
-150
Sec motion dec
Notes
N V (See Notes, Proper motion indicates physical)
This double is physical.
 
 
19109+3018 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19109+3018 JNN 121 AB 2008 2011 2 129 0.3 12.80 14.80 2.00 <===
Show 19109+3018 JNN 121 AC 2008 2011 2 69 0.7 12.80 14.30 1.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128.5
Precise sep
0.298
Constellation
Lyra
last precise pa
128.5
last precise sep
0.298
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19109+3018 JNN 121 AB 2008 1 123 0.3 12.80 14.80 M1.5 M4 191054.78+301747.2
19109+3018 JNN 121 AB 2011 2 129 0.3 12.80 14.80 M1.5 M4 NV 191054.78+301747.2

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