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
Cdsa2 id
JNN 121 AB
Constellation
Lyra
Ra deg
19.181883333333335
De deg
30.296444444444447
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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