05505+2027 COU 372

 
 
05h 50m 29.68s +20 26' 39.1" P.A. 31 sep 0.6 mag 8.90,8.90 Sp A2 dist. 6250 pc (20387.5 l.y.)
 
 
Coord 2000
05505+2027
Discov num
COU 372
Comp
Coord arcsec 2000
05 50 29.68 +20 26 39.1
Date first
1969
Date last
2008
Obs
11
Pa first
48
Pa last
31
P.A. Now (θ)
31°
Sep first
0.1
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
8.90
Mag sec
8.90
delta mag (ΔM)
0
Spectral class
A2 (white)
Pri motion ra
-008
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
31.3
Precise sep
0.551
Constellation
Orion
SAO
77618
HIP
27585
Tycho2
1307-00099-1
Gaia DR2
18717681536
HD
39006
BD
BD+20 1128
Distance
6250
Distance ly
20387.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
05505+2027 COU 372 2000 10 79 0.1 8.90 8.90 A2 055029.68+202639.1
05505+2027 COU 372 2008 11 31 0.6 8.90 8.90 A2 055029.68+202639.1

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