12388+4138 COU1908

 
 
12h 38m 48.75s +41 37' 43.7" P.A. 76 sep 2.5 mag 10.80,13.40
 
 
Coord 2000
12388+4138
Discov num
COU1908
Comp
Coord arcsec 2000
12 38 48.75 +41 37 43.7
Date first
1980
Date last
2010
Obs
2
Pa first
80
Pa last
76
P.A. Now (θ)
76°
Sep first
2.2
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.80
Mag sec
13.40
delta mag (ΔM)
2.6
Spectral class
Pri motion ra
+012
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
76.4
Precise sep
2.53
Constellation
Canes Venatici
Tycho2
3020-00487-1
last precise pa
76.4
last precise sep
2.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12388+4138 COU1908 1980 1 80 2.2 10.80 13.40 123848.75+413743.7
12388+4138 COU1908 2010 2 76 2.5 10.80 13.40 123848.75+413743.7

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