Coord 2000 | 01017+2518 |
Discov num | HDS 134 |
Comp | Coord arcsec 2000 | 01 01 43.49 +25 17 32.1 |
|||||
Date first | 1991 |
Date last | 2010 |
Obs | 32 |
||||||
Pa first | 188 |
Pa last | 215 |
P.A. Now (θ) | 295.9° |
||||||
Sep first | 0.1 |
Sep last | 0.1 |
Sep. Now (ρ) | 0.09" |
||||||
Mag pri | 7.49 |
Mag sec | 7.62 |
delta mag (ΔM) | 0.13 |
Spectral class | G8IV+G8IV (yellow/yellow) |
||||
Pri motion ra | +136 |
Sec motion ra | |||||||||
Pri motion dec | -013 |
Sec motion dec | |||||||||
Notes |
Precise pa | 214.8 |
Precise sep | 0.138 |
Constellation | Pisces |
SAO | 74439 |
||||
HIP | 4809 |
Tycho2 | 1743-01174-1 |
Gaia DR2 | 60685427840 |
HD | 6009 |
||||
BD | BD+24 163 |
Distance | 71.07 |
Distance ly | 231.83 |
last precise pa | 214.8 |
||||
last precise sep | 0.138 |
Period (P) | 16.28y | ± 0.08 | Periastron (T) | 1998.55y | ± 0.06 | Semi-major axis (a) | 0.13a | ± 0.002 |
Eccentricity (e) | 0.385 | ± 0.014 | Inclination (i) | 58.18° | ± 0.93 | Longitude of periastron (ω) | 287.45° | ± 0.6 |
Node (Ω) | 235.03° | ± 0.68 | Note | Grade | 2 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2010 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
|
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01017+2518 | HDS 134 | 2005 | 19 | 340 | 0.1 | 7.48 | 7.76 | G8IV | OD | 010143.49+251732.1 | |
01017+2518 | HDS 134 | 2007 | 21 | 192 | 0.1 | 7.48 | 7.76 | G8IV G8IV | OD | 010143.49+251732.1 | |
01017+2518 | HDS 134 | 2010 | 28 | 215 | 0.1 | 7.48 | 7.76 | G8IV G8IV | OD | 010143.49+251732.1 |