12177-5719 BRT2807AB

 
 
12h 17m 51.48s -57 19' 25.3" P.A. 335 sep 5.7 mag 11.00,11.90
 
 
Coord 2000
12177-5719
Discov num
BRT2807
Comp
AB
Coord arcsec 2000
12 17 51.48 -57 19 25.3
Date first
1894
Date last
2015
Obs
6
Pa first
343
Pa last
335
P.A. Now (θ)
335°
Sep first
3.9
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
11.00
Mag sec
11.90
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
+004
Sec motion ra
-038
Pri motion dec
+042
Sec motion dec
+063
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
12177-5719 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12177-5719 BRT2807 AB 1894 2015 6 335 5.7 11.00 11.90 0.90 <===
Show 12177-5719 KRW 3 AC 2000 2015 2 34 3.7 11.00 13.00 2.00
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Crux
Tycho2
8641-02282-1
last precise pa
335
last precise sep
5.65
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12177-5719 BRT2807 AB 2015 5 155 5.7 11.22 11.20 121751.48-571925.3

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