12490+6607 DEL   4 (DP Dra)

 
 
12h 49m 02.75s +66 06' 36.7" P.A. 21 sep 0.3 mag 10.92, Sp M3 dist. 10.21 pc (33.31 l.y.)
 
 
Coord 2000
12490+6607
Discov num
DEL   4
Comp
Coord arcsec 2000
12 49 02.75 +66 06 36.7
Date first
1997
Date last
2008
Obs
4
Pa first
240
Pa last
21
P.A. Now (θ)
21°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.92
Mag sec
delta mag (ΔM)
Spectral class
M3 (red)
Pri motion ra
-438
Sec motion ra
Pri motion dec
-101
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.9
Precise sep
0.262
Var name
DP Dra
Constellation
Draco
HIP
62556
Tycho2
4168-00824-1
GL
Gl 487
Distance
10.21
Distance ly
33.31
last precise pa
20.9
last precise sep
0.262
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12490+6607 DEL 4 1997 0   0.2 10.92   M3 124902.75+660636.7
12490+6607 DEL 4 2008 1 201 0.3 10.92   M3 124902.75+660636.7

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