21014+2043 JNN 289

 
 
21h 01m 24.83s +20 43' 38.1" P.A. 25.00 sep 0.4 mag 14.20,16.00 Sp M3.5
 
 
Coord 2000
21014+2043
Discov num
JNN 289
Comp
Coord arcsec 2000
21 01 24.83 +20 43 38.1
Date first
2012
Date last
2016
Obs
2
Pa first
42
Pa last
25
P.A. Now (θ)
25°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
14.20
Mag sec
16.00
delta mag (ΔM)
1.8
Spectral class
M3.5 (red)
Pri motion ra
-389
Sec motion ra
Pri motion dec
-393
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
25.4
Precise sep
0.377
Constellation
Hydra
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21014+2043 JNN 289 2012 1 42 0.4 14.20 16.00 M3.5 210124.83+204338.1
21014+2043 JNN 289 2016 2 25 0.4 14.20 16.00 M3.5 N 210124.83+204338.1

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