12400+1702 BRT2415

 
 
12h 40m 01.69s +17 02' 06.3" P.A. 138 sep 4.4 mag 11.40,11.90
 
 
Coord 2000
12400+1702
Discov num
BRT2415
Comp
Coord arcsec 2000
12 40 01.69 +17 02 06.3
Date first
1896
Date last
2011
Obs
8
Pa first
133
Pa last
138
P.A. Now (θ)
138°
Sep first
4.1
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
11.40
Mag sec
11.90
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
Sec motion ra
-006
Pri motion dec
Sec motion dec
-067
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.3
Precise sep
4.39
Constellation
Coma Berenices
last precise pa
138.3
last precise sep
4.39
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12400+1702 BRT2415 1999 5 138 4.4 10.60 10.80 D 124001.91+170204.3
12400+1702 BRT2415 2011 6 138 4.3 10.60 10.80 D 124001.91+170204.3

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