00094-2759 BU  391AB (Kap1 Scl)

 
 
00h 09m 21.02s -27 59' 16.5" P.A. 257.80 sep 1.3 mag 6.13,6.24 Sp F4IV-V dist. 77.46 pc (252.67 l.y.)
 
 
Coord 2000
00094-2759
Discov num
BU  391
Comp
AB
Coord arcsec 2000
00 09 21.02 -27 59 16.5
Date first
1875
Date last
2017
Obs
80
Pa first
290
Pa last
258
P.A. Now (θ)
257.8°
Sep first
0.7
Sep last
1.3
Sep. Now (ρ)
1.31"
Mag pri
6.13
Mag sec
6.24
delta mag (ΔM)
0.11
Spectral class
F4IV-V (yellow-white)
Pri motion ra
+078
Sec motion ra
+078
Pri motion dec
-017
Sec motion dec
-017
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
00094-2759 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Kap1 Scl 166083 00094-2759 BU 391 AB 1875 2017 80 258 1.3 6.13 6.24 0.11 Y <===
Show 166083 00094-2759 LDS2095 AC 1954 1998 3 243 73.4 6.13 18.60 12.47
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
258.2
Precise sep
1.328
Name
Kap1 Scl
Constellation
Sculptor
SAO
166083
HIP
761
Tycho2
6418-01217-1
Gaia DR2
73972012032
HD
493
HR
24
GC
155
ADS
111
CD
CD-28 16
CP
CP-28 4
Bayer
Kappa 1 Sculptoris
Bayer name
Kap1 Scl
Distance
77.46
Distance ly
252.67
last precise pa
258.2
last precise sep
1.328
 
 
ORBITAL ELEMENTS
 
 
Period (P)575.6506y± 247.628 Periastron (T)2087.659y± 104.9476 Semi-major axis (a)1.61369a± 0.48515
Eccentricity (e)0.5022± 0.31475 Inclination (i)98.715°± 3.851 Longitude of periastron (ω)272.711°± 42.552
Node (Ω)76.733°± 6.525 Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation2013
label rho theta
2000 1.417 260.2
2001 1.414 260.1
2002 1.411 259.9
2003 1.407 259.8
2004 1.404 259.7
2005 1.400 259.6
2006 1.396 259.5
2007 1.391 259.4
2008 1.387 259.3
2009 1.382 259.2
2010 1.377 259.1
2011 1.372 259.0
2012 1.367 258.8
2013 1.361 258.7
2014 1.355 258.6
2015 1.349 258.5
2016 1.343 258.4
2017 1.336 258.3
2018 1.329 258.1
2019 1.322 258.0
2020 1.315 257.9
2021 1.307 257.8
2022 1.299 257.6
2023 1.291 257.5
2024 1.282 257.4
2025 1.273 257.3
2026 1.264 257.1
2027 1.255 257.0
2028 1.245 256.9
2029 1.235 256.7
2030 1.224 256.6

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
 
grafico orbita






wds00094-2759b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00094-2759 BU 391 AB 2006 71 260 1.3 6.13 6.24 F4IV-V N D 000921.02-275916.5
00094-2759 BU 391 AB 2008 72 259 1.4 6.13 6.24 F4IV-V N0D 000921.02-275916.5
00094-2759 BU 391 AB 2009 73 259 1.4 6.13 6.24 F4IV-V N0D 000921.02-275916.5
00094-2759 BU 391 AB 2013 75 258 1.5 6.13 6.24 F4IV-V NO 000921.02-275916.5
00094-2759 BU 391 AB 2017 79 258 1.3 6.13 6.24 F4IV-V NO 000921.02-275916.5

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