15051-4308 B 1261 (HD 133262)

 
 
15h 05m 05.43s -43° 07' 58.0" P.A. 280.00 sep 0.1 mag 8.95,11.09 Sp F7V dist. 88.11 pc (287.41 l.y.)
 
 
Coord 2000 15051-4308 Discov num B  1261 Comp Coord arcsec 2000 15 05 05.43 -43 07 58.0
Date first 1932 Date last 2022 Obs 5
Pa first 121 Pa last 280.1 P.A. Now (θ) 274.1°
Sep first 0.2 Sep last 0.138 Sep. Now (ρ) 0.182"
Mag pri 8.95 Mag sec 11.09 delta mag (ΔM) 2.14 Spectral class F7V (yellow-white)
Pri motion ra +049 Sec motion ra
Pri motion dec -040 Sec motion dec
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 133262 Constellation Lupus SAO 225428 HIP 73804
Tycho2 7833-00741-1 Gaia DR2 6004442246359125888 HD 133262 CD CD-42 9970
CP CP-42 6896 Distance 88.11 Distance ly 287.41
 
 
ORBITAL ELEMENTS
 
 
Period (P)200y Periastron (T)2024.27y Semi-major axis (a)0.471a
Eccentricity (e)0.498 Inclination (i)78.6° Longitude of periastron (ω)69°
Node (Ω)263.4° Notes ReferenceTok2022g
Equinox2000 Last observation2022 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 256.2 0.334
2001 256.8 0.335
2002 257.5 0.335
2003 258.1 0.334
2004 258.7 0.333
2005 259.3 0.331
2006 259.9 0.328
2007 260.6 0.324
2008 261.2 0.320
2009 261.9 0.315
2010 262.6 0.308
2011 263.4 0.301
2012 264.1 0.293
2013 265.0 0.283
2014 265.9 0.272
2015 266.8 0.260
2016 267.9 0.247
2017 269.1 0.232
2018 270.4 0.217
2019 272.0 0.200
2020 273.9 0.181
2021 276.2 0.162
2022 279.2 0.142
2023 283.1 0.122
2024 288.7 0.101
2025 297.1 0.081
2026 310.7 0.063
2027 332.8 0.051
2028 2.0 0.048
2029 27.1 0.058
2030 43.1 0.075
2031 52.8 0.094
2032 59.1 0.115
2033 63.5 0.136
2034 66.7 0.158
2035 69.1 0.178
2036 71.0 0.198
2037 72.6 0.218
2038 74.0 0.236
2039 75.1 0.254
2040 76.1 0.272
2041 77.0 0.288
2042 77.8 0.304
2043 78.5 0.318
2044 79.1 0.333
2045 79.7 0.346
2046 80.3 0.359
2047 80.8 0.371
2048 81.2 0.382
2049 81.7 0.393
2050 82.1 0.403


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
wds15051-4308a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic