12174-2103 DON 520 (UV Crv)

 
 
12h 17m 23.98s -21 03' 30.1" P.A. 23 sep 1.9 mag 9.66,11.20 Sp K1V dist. 44.19 pc (144.15 l.y.)
 
 
Coord 2000
12174-2103
Discov num
DON 520
Comp
Coord arcsec 2000
12 17 23.98 -21 03 30.1
Date first
1930
Date last
2001
Obs
11
Pa first
48
Pa last
23
P.A. Now (θ)
23°
Sep first
1.0
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
9.66
Mag sec
11.20
delta mag (ΔM)
1.54
Spectral class
K1V (yellow-orange)
Pri motion ra
-115
Sec motion ra
-115
Pri motion dec
-164
Sec motion dec
-164
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
22.7
Precise sep
1.862
Var name
UV Crv
Cdsa2 id
DON 520
Constellation
Corvus
SAO
180648
HIP
59914
Tycho2
6108-00927-1
HD
106855
BD
BD-20 3615
Ra deg
12.289994444444444
De deg
-21.05836111111111
Distance
44.19
Distance ly
144.15
last precise pa
22.7
last precise sep
1.862
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12174-2103 DON 520 1991 10 27 1.9 9.66 11.20 K1V 121723.98-210330.1
12174-2103 DON 520 2001 11 23 1.9 9.66 11.20 K1V 121723.98-210330.1

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