Coord 2000 | 00014+3937 |
Discov num | HLD 60 |
Comp | Coord arcsec 2000 | 00 01 23.67 +39 36 38.2 |
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Date first | 1881 |
Date last | 2020 |
Obs | 151 |
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Pa first | 124 |
Pa last | 165 |
P.A. Now (θ) | 165.1° |
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Sep first | 0.6 |
Sep last | 1.4 |
Sep. Now (ρ) | 1.33" |
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Mag pri | 9.09 |
Mag sec | 9.77 |
delta mag (ΔM) | 0.68 |
Spectral class | K0V+K1V (yellow-orange/yellow-orange) |
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Pri motion ra | -030 |
Sec motion ra | -030 |
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Pri motion dec | -048 |
Sec motion dec | -048 |
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Notes |
Precise pa | 164.6 |
Precise sep | 1.353 |
Constellation | Hydra |
SAO | 73690 |
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HIP | 110 |
Tycho2 | 2785-00116-1 |
Gaia DR2 | 2881804450094712192 |
HD | 224873 |
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ADS | 17178 |
BD | BD+38 5112 |
Distance | 49.63 |
Distance ly | 161.89 |
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last precise pa | 164.6 |
last precise sep | 1.353 |
Period (P) | 217.2694y | ± 16.5701 | Periastron (T) | 1903.2511y | ± 1.6226 | Semi-major axis (a) | 0.87865a | ± 0.0175 |
Eccentricity (e) | 0.63041 | ± 0.01456 | Inclination (i) | 128.05° | ± 4.231 | Longitude of periastron (ω) | 148.186° | ± 5.431 |
Node (Ω) | 147.353° | ± 2.957 | 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 |
00014+3937 | HLD 60 | 2006 | 135 | 170 | 1.3 | 9.09 | 9.77 | K0V K1V | NOD | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2008 | 138 | 169 | 1.3 | 9.09 | 9.77 | K0V K1V | NOD | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2009 | 139 | 169 | 1.3 | 9.09 | 9.77 | K0V K1V | NOD | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2012 | 140 | 167 | 1.3 | 9.09 | 9.77 | K0V K1V | NO | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2013 | 141 | 167 | 1.3 | 9.09 | 9.77 | K0V+K1V | NO | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2015 | 141 | 167 | 1.2 | 9.09 | 9.77 | K0V+K1V | NO | 000123.67+393638.2 | |
00014+3937 | HLD 60 | 2016 | 143 | 167 | 1.3 | 9.09 | 9.77 | K0V+K1V | NO | 000123.67+393638.2 |