12560-1257 SKF2542AB

 
 
12h 56m 02.15s -12 57' 21.7" P.A. 218 sep 8.1 mag 17.80,22.50 Sp M7.5+L7
 
 
Coord 2000
12560-1257
Discov num
SKF2542
Comp
AB
Coord arcsec 2000
12 56 02.15 -12 57 21.7
Date first
1999
Date last
2011
Obs
3
Pa first
218
Pa last
218
P.A. Now (θ)
218°
Sep first
7.6
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
17.80
Mag sec
22.50
delta mag (ΔM)
4.7
Spectral class
M7.5+L7 (red/very deep red)
Pri motion ra
-282
Sec motion ra
-275
Pri motion dec
-206
Sec motion dec
-198
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.03 (< 0.3, Physical double)
This double is physical.
 
 
12560-1257 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12560-1257 SJM 1 Aa,Ab 2015 2015 4 171 0.1 10.79 10.81 0.02
Show 12560-1257 SKF2542 AB 1999 2011 3 218 8.1 17.80 22.50 4.70 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
218.1
Precise sep
8.06
Cdsa2 id
SKF 2542 AB
Constellation
Corvus
Ra deg
12.933930555555555
De deg
-12.956027777777777
last precise pa
218.1
last precise sep
8.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12560-1257 SKF2542 AB 2011 3 218 8.1 17.80 22.50 M7.5+L7 NV 125602.15-125721.7

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