21011+3315 JNN 288BC

 
 
21h 01m 20.63s +33 14' 27.9" P.A. 34 sep 0.1 mag 13.10,14.00 Sp M3.5V
 
 
Coord 2000
21011+3315
Discov num
JNN 288
Comp
BC
Coord arcsec 2000
21 01 20.63 +33 14 27.9
Date first
2012
Date last
2012
Obs
1
Pa first
34
Pa last
34
P.A. Now (θ)
34°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
13.10
Mag sec
14.00
delta mag (ΔM)
0.9
Spectral class
M3.5V (red)
Pri motion ra
+301
Sec motion ra
Pri motion dec
-138
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21011+3315 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21011+3315 LDS1049 1936 2015 7 95 56.6 12.20 13.10 0.90
Show 21011+3315 JNN 288 BC 2012 2012 1 34 0.1 13.10 14.00 0.90 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
34
Precise sep
0.142
Constellation
Cygnus
last precise pa
34
last precise sep
0.142
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21011+3315 JNN 288 BC 2012 1 34 0.1 13.10 14.00 M3.5V 210120.63+331427.9

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