02166+3031 MLB 741AC

 
 
02h 16m 37.40s +30 30' 53.0" P.A. 147 sep 18.1 mag 11.46,11.90
 
 
Coord 2000
02166+3031
Discov num
MLB 741
Comp
AC
Coord arcsec 2000
02 16 37.40 +30 30 53.0
Date first
1901
Date last
2013
Obs
6
Pa first
138
Pa last
147
P.A. Now (θ)
147°
Sep first
17.9
Sep last
18.1
Sep. Now (ρ)
18.1"
Mag pri
11.46
Mag sec
11.90
delta mag (ΔM)
0.44
Spectral class
Pri motion ra
+020
Sec motion ra
+000
Pri motion dec
+016
Sec motion dec
+003
Notes
rPM=0.931
This double is not physical.
 
 
02166+3031 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02166+3031 MLB 741 AB 1901 2013 7 298 7.1 11.46 12.00 0.54
Show 02166+3031 MLB 741 AC 1901 2013 6 147 18.1 11.46 11.90 0.44 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.5
Precise sep
18.14
Constellation
Triangulum
Tycho2
2310-00827-1
last precise pa
146.5
last precise sep
18.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02166+3031 MLB 741 AC 1997 4 145 18.1 11.46 11.90 D 021637.40+303053.0
02166+3031 MLB 741 AC 2001 5 145 18.1 11.46 11.90 D 021637.40+303053.0
02166+3031 MLB 741 AC 2013 6 147 18.1 11.46 11.90 021637.40+303053.0

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