Coord 2000 | 00059+1805 |
Discov num | STF3060 |
Comp | AB |
Coord arcsec 2000 | 00 05 55.56 +18 04 34.4 |
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Date first | 1830 |
Date last | 2020 |
Obs | 167 |
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Pa first | 111 |
Pa last | 136 |
P.A. Now (θ) | 135.6° |
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Sep first | 3.9 |
Sep last | 3.3 |
Sep. Now (ρ) | 3.38" |
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Mag pri | 9.32 |
Mag sec | 9.65 |
delta mag (ΔM) | 0.33 |
Spectral class | F8 (yellow-white) |
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Pri motion ra | -152 |
Sec motion ra | -157 |
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Pri motion dec | -148 |
Sec motion dec | -154 |
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Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 91707 | 00 05 56 +18 04 34 | STF 3060 AB | 2020 | 167 | 136 | 3.4 | 9.32 | 9.65 | 0.33 | Y | <=== | |
Show | 91707 | 00 05 56 +18 04 34 | STF 3060 AC | 2015 | 18 | 272 | 66.0 | 9.32 | 12.15 | 2.83 | |||
Show | 91707 | 00 05 56 +18 04 34 | LEP 1 AD | 2015 | 10 | 359 | 572.9 | 9.32 | 7.47 | 1.85 | |||
Show | 91707 | 00 05 56 +18 04 34 | LEP 1 AE | 2000 | 2 | 267 | 999.9 | 9.32 | 16.58 | 7.26 |
Precise pa | 135.5 |
Precise sep | 3.266 |
Constellation | Hydra |
SAO | 91707 |
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HIP | 495 |
Tycho2 | 1181-01183-1 |
Gaia DR2 | 2773086595766697856 |
HD | 113 |
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ADS | 60 |
BD | BD+17 5036 |
Distance | 37.15 |
Distance ly | 121.18 |
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last precise pa | 135.5 |
last precise sep | 3.266 |
Period (P) | 3804.2824y | ± 1874.5757 | Periastron (T) | 1339.186y | ± 963.466 | Semi-major axis (a) | 12.48656a | ± 6.3321 |
Eccentricity (e) | 0.82967 | ± 0.1408 | Inclination (i) | 78.895° | ± 8.043 | Longitude of periastron (ω) | 289.172° | ± 31.722 |
Node (Ω) | 70.947° | ± 38.097 | Note | Grade | 4 | (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 |
00059+1805 | STF3060 | AB | 2006 | 140 | 134 | 3.3 | 9.32 | 9.65 | K0 | DV | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2008 | 142 | 134 | 3.4 | 9.32 | 9.65 | K0 | DV | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2010 | 145 | 134 | 3.4 | 9.32 | 9.65 | K0 | NVD | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2011 | 150 | 135 | 3.4 | 9.32 | 9.65 | K0 | NVD | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2012 | 150 | 134 | 3.3 | 9.32 | 9.65 | F8 | NVD | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2015 | 151 | 135 | 3.4 | 9.32 | 9.65 | F8 | NV | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2016 | 156 | 136 | 3.4 | 9.32 | 9.65 | F8 | NV | 000555.56+180434.4 |
00059+1805 | STF3060 | AB | 2020 | 160 | 136 | 3.3 | 9.32 | 9.65 | F8 | NO V | 000555.56+180434.4 |