20212+0249 TOK 730

 
 
20h 21m 10.69s +02 49' 05.6" P.A. 146 sep 0.2 mag 10.40,12.80 Sp G0 dist. 440.53 pc (1437.01 l.y.)
 
 
Coord 2000
20212+0249
Discov num
TOK 730
Comp
Coord arcsec 2000
20 21 10.69 +02 49 05.6
Date first
2016
Date last
2017
Obs
2
Pa first
144
Pa last
146
P.A. Now (θ)
146°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
10.40
Mag sec
12.80
delta mag (ΔM)
2.4
Spectral class
G0 (yellow)
Pri motion ra
+003
Sec motion ra
Pri motion dec
-024
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
145.7
Precise sep
0.22
Constellation
Aquila
HIP
100355
Tycho2
0500-00175-1
Gaia DR2
87117814528
BD
BD+02 4138
Distance
440.53
Distance ly
1437.01
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20212+0249 TOK 730 2017 2 146 0.2 10.40 12.80 G0 R 202110.69+024905.6

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