12289+2555 SLE 898AE

 
 
12h 28m 54.72s +25 54' 46.4" P.A. 270 sep 447.5 mag 5.23,13.60 Sp A0p dist. 72.89 pc (237.77 l.y.)
 
 
Coord 2000
12289+2555
Discov num
SLE 898
Comp
AE
Coord arcsec 2000
12 28 54.72 +25 54 46.4
Date first
1985
Date last
2001
Obs
3
Pa first
270
Pa last
270
P.A. Now (θ)
270°
Sep first
446.7
Sep last
447.5
Sep. Now (ρ)
447.5"
Mag pri
5.23
Mag sec
13.60
delta mag (ΔM)
8.37
Spectral class
A0p (white)
Pri motion ra
-022
Sec motion ra
-014
Pri motion dec
-016
Sec motion dec
+004
Notes
N (See Notes)
rPM=0.792
Nature of this double is uncertain.
 
 
12289+2555 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17 Com 82330 12289+2555 STFA 21 AB 1836 2012 46 250 144.9 5.23 6.64 1.41
Show 82330 12289+2555 BU 1080 AD 1896 2001 6 269 324.2 5.23 11.63 6.40
Show 82330 12289+2555 SLE 898 AE 1985 2001 3 270 447.5 5.23 13.60 8.37 <===
Show 82330 12289+2555 SLE 898 AF 1985 2001 3 146 125.9 5.23 13.92 8.69
Show 82328 12289+2555 BU 1080 BC 1889 2009 3 175 1.5 6.64 13.70 7.06
Show 82328 12289+2555 BU 1080 BD 1896 2001 6 284 193.0 6.64 11.63 4.99
Sextuple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
270
Precise sep
447.513
Var name
AI Com
Constellation
Coma Berenices
SAO
82330
HIP
60904
Tycho2
1989-03206-1
HD
108662
HR
4752
GC
17012
BD
BD+26 2354
Flamsteed
17 Comae Berenices
Flamsteed name
17 Com
Distance
72.89
Distance ly
237.77
last precise pa
270
last precise sep
447.513
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12289+2555 SLE 898 AE 2000 2 270 447.6 5.23 12.10 A0p D 122854.72+255446.4
12289+2555 SLE 898 AE 2001 3 270 447.5 5.23 12.10 A0p N D 122854.72+255446.4

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