00255+6129 BKO   4AC

 
 
00h 25m 28.40s +61 29' 01.4" P.A. 308 sep 4.6 mag 12.40,15.30 Sp M
 
 
Coord 2000
00255+6129
Discov num
BKO   4
Comp
AC
Coord arcsec 2000
00 25 28.40 +61 29 01.4
Date first
2000
Date last
2011
Obs
4
Pa first
309
Pa last
308
P.A. Now (θ)
308°
Sep first
5.0
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
12.40
Mag sec
15.30
delta mag (ΔM)
2.9
Spectral class
M (red)
Pri motion ra
-001
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
00255+6129 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00255+6129 STI 57 AB 1901 2011 12 0 6.9 12.40 12.90 0.50
Show 00255+6129 BKO 4 AC 2000 2011 4 308 4.6 12.40 15.30 2.90 <===
Show 00255+6129 MRI 33 AD 2000 2011 3 63 7.5 12.10 16.10 4.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
308.3
Precise sep
4.563
Constellation
Cassiopeia
last precise pa
308.3
last precise sep
4.563
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00255+6129 BKO 4 AC 2001 1 310 4.9 11.55 12.90 002535.16+612848.5
00255+6129 BKO 4 AC 2003 3 309 4.8 12.40 15.30 M 002528.40+612901.4
00255+6129 BKO 4 AC 2011 4 308 4.6 12.40 15.30 M 002528.40+612901.4

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