12400+4421 LDS4242

 
 
12h 40m 00.49s +44 21' 26.7" P.A. 260 sep 79.8 mag 16.39,18.65
 
 
Coord 2000
12400+4421
Discov num
LDS4242
Comp
Coord arcsec 2000
12 40 00.49 +44 21 26.7
Date first
1960
Date last
2010
Obs
3
Pa first
260
Pa last
260
P.A. Now (θ)
260°
Sep first
84.0
Sep last
79.8
Sep. Now (ρ)
79.8"
Mag pri
16.39
Mag sec
18.65
delta mag (ΔM)
2.26
Spectral class
Pri motion ra
-116
Sec motion ra
-054
Pri motion dec
+020
Sec motion dec
+034
Notes
rPM=0.54
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
260.2
Precise sep
79.84
Cdsa2 id
LDS 4242
Constellation
Canes Venatici
Ra deg
12.666802777777777
De deg
44.357416666666666
last precise pa
260.2
last precise sep
79.84
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12400+4421 LDS4242 1998 2 260 80.7 16.39 18.65 D 124000.49+442126.7
12400+4421 LDS4242 2010 3 260 79.9 16.39 18.65 124000.49+442126.7

If you need more information about this double, apply for a data request form to the WDS.