21206+3420 JNN 129

 
 
21h 20m 35.07s +34 19' 47.7" P.A. 213 sep 0.1 mag 14.10,15.00 Sp M3.5+M4.5
 
 
Coord 2000
21206+3420
Discov num
JNN 129
Comp
Coord arcsec 2000
21 20 35.07 +34 19 47.7
Date first
2008
Date last
2009
Obs
3
Pa first
225
Pa last
213
P.A. Now (θ)
213°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
14.10
Mag sec
15.00
delta mag (ΔM)
0.9
Spectral class
M3.5+M4.5 (red/red)
Pri motion ra
+105
Sec motion ra
Pri motion dec
+068
Sec motion dec
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
212.8
Precise sep
0.098
Constellation
Cygnus
Gaia DR2
11504765056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21206+3420 JNN 129 2009 3 213 0.1 14.10 15.00 M3.5 M4.5 212035.07+341947.7

If you need more information about this double, apply for a data request form to the WDS.