12052+2928 SDK   9

 
 
12h 05m 11.25s +29 27' 43.0" P.A. 130 sep 4.2 mag 14.82,15.10 Sp M
 
 
Coord 2000
12052+2928
Discov num
SDK   9
Comp
Coord arcsec 2000
12 05 11.25 +29 27 43.0
Date first
1976
Date last
2001
Obs
3
Pa first
131
Pa last
130
P.A. Now (θ)
130°
Sep first
4.0
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
14.82
Mag sec
15.10
delta mag (ΔM)
0.28
Spectral class
M (red)
Pri motion ra
+033
Sec motion ra
Pri motion dec
-039
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
129.9
Precise sep
4.16
Cdsa2 id
SDK 9
Constellation
Ursa Major
Ra deg
12.086458333333335
De deg
29.461944444444445
last precise pa
129.9
last precise sep
4.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12052+2928 SDK 9 1998 2 129 4.0 14.70   M D 120511.25+292743.0
12052+2928 SDK 9 2001 3 130 4.2 14.82 15.10 M D 120511.25+292743.0

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