12522+1704 STFA 23AC

 
 
12h 52m 12.26s +17 04' 26.2" P.A. 262 sep 905.1 mag 6.50,8.95 Sp M0III dist. 598.8 pc (1953.29 l.y.)
 
 
Coord 2000
12522+1704
Discov num
STFA 23
Comp
AC
Coord arcsec 2000
12 52 12.26 +17 04 26.2
Date first
1875
Date last
2001
Obs
6
Pa first
262
Pa last
262
P.A. Now (θ)
262°
Sep first
898.1
Sep last
905.1
Sep. Now (ρ)
905.1"
Mag pri
6.50
Mag sec
8.95
delta mag (ΔM)
2.45
Spectral class
M0III (red)
Pri motion ra
+002
Sec motion ra
-035
Pri motion dec
-005
Sec motion dec
-006
Notes
N (See Notes)
rPM=1.042
This double is not physical.
 
 
12522+1704 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 32 Com 100309 12522+1704 STFA 23 AB 1836 2011 42 51 195.9 6.50 6.99 0.49
Show 100309 12522+1704 STFA 23 AC 1875 2001 6 262 905.1 6.50 8.95 2.45 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.2
Precise sep
905.093
Cdsa2 id
STFA 23 AC
Constellation
Coma Berenices
SAO
100309
HIP
62807
Tycho2
1449-00991-1
HD
111862
HR
4884
GC
17464
BD
BD+17 2551
Flamsteed
32 Comae Berenices
Flamsteed name
32 Com
Ra deg
12.870072222222223
De deg
17.073944444444443
Distance
598.8
Distance ly
1953.29
last precise pa
262.2
last precise sep
905.093
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12522+1704 STFA 23 AC 1991 4 262 904.7 6.50 8.95 N 125212.26+170426.2
12522+1704 STFA 23 AC 2001 5 262 905.0 6.50 8.95 N 125212.26+170426.2

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