12544+2552 SDK 161AB

 
 
12h 54m 20.21s +25 51' 40.8" P.A. 111 sep 13.5 mag 15.30,14.30 Sp M
 
 
Coord 2000
12544+2552
Discov num
SDK 161
Comp
AB
Coord arcsec 2000
12 54 20.21 +25 51 40.8
Date first
1999
Date last
2001
Obs
2
Pa first
111
Pa last
111
P.A. Now (θ)
111°
Sep first
13.2
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
15.30
Mag sec
14.30
delta mag (ΔM)
1
Spectral class
M (red)
Pri motion ra
-154
Sec motion ra
+010
Pri motion dec
+106
Sec motion dec
+003
Notes
U (Proper motion indicates non-physical)
rPM=1.036
This double is not physical.
 
 
12544+2552 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12544+2552 SDK 161 AB 1999 2001 2 111 13.5 15.30 14.30 1.00 <===
Show 12544+2552 SDK 161 AC 1999 2005 2 88 7.6 10.80 12.84 2.04
Show 12544+2552 SDK 161 BC 1999 1999 1 316 6.9 12.85 12.84 0.01
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.4
Precise sep
13.49
Constellation
Coma Berenices
last precise pa
111.4
last precise sep
13.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12544+2552 SDK 161 AB 1999 1 111 13.2 15.30   M D 125420.21+255140.8
12544+2552 SDK 161 AB 2000 2 111 13.3 15.30   M D 125420.21+255140.8
12544+2552 SDK 161 AB 2001 2 111 13.5 15.30 14.33 M D 125420.21+255140.8

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