Coord 2000 | 15348-2952 |
Discov num | BUG 3 |
Comp | Coord arcsec 2000 | 15 34 49.84 -29 52 27.4 |
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Date first | 2000 |
Date last | 2015 |
Obs | 32 |
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Pa first | 357 |
Pa last | 194 |
P.A. Now (θ) | 358.1° |
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Sep first | 0.1 |
Sep last | 0.2 |
Sep. Now (ρ) | 0.06" |
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Mag pri | 15.50 |
Mag sec | 16.00 |
delta mag (ΔM) | 0.5 |
Spectral class | T4.5+T5.0 (brown dwarf/brown dwarf) |
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Pri motion ra | Sec motion ra | ||||||||||
Pri motion dec | Sec motion dec | ||||||||||
Notes |
Precise pa | 194 |
Precise sep | 0.213 |
Constellation | Libra |
last precise pa | 194 |
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last precise sep | 0.213 |
Period (P) | 20.38y | ± 0.06 | Periastron (T) | 62400d (2029.721y) | ± 900 | Semi-major axis (a) | 213.92m | ± 0.27 |
Eccentricity (e) | 0.0058 | ± 0.0028 | Inclination (i) | 85.55° | ± 0.08 | Longitude of periastron (ω) | 80° | ± 40 |
Node (Ω) | 13.61° | ± 0.05 | Note | Grade | 3 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2015 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
15348-2952 | BUG 3 | 2000 | 1 | 1 | 0.1 | 15.50 | 16.00 | DK | 153449.84-295227.4 | ||
15348-2952 | BUG 3 | 2006 | 3 | 15 | 0.2 | 15.50 | 16.00 | DK | 153449.84-295227.4 | ||
15348-2952 | BUG 3 | 2008 | 12 | 21 | 0.1 | 15.50 | 16.00 | T5.0 T5.5 | NODK | 153449.84-295227.4 | |
15348-2952 | BUG 3 | 2009 | 16 | 39 | 0.0 | 15.50 | 16.00 | T5.0+T5.5 | NODK | 153449.84-295227.4 |