C/2020 H7 (Lemmon) |
Classification: Comet SPK-ID: 1003685 |
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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2458990.5 (2020-May-21.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .9994272383275041 | 0.00014548 | |
a | 7717.183841757887 | 1960.3 | au |
q | 4.420107124163347 | 5.1965e-05 | au |
i | 135.9229008286889 | 7.7857e-05 | deg |
node | 323.5291285693203 | 0.00069088 | deg |
peri | 82.76916073980068 | 0.0032392 | deg |
M | 359.99998036365 | 7.5016e-06 | deg |
tp | 2459004.006566491763 (2020-Jun-03.50656649) | 0.02229 | TDB |
period | 247620557.0911056 677948.14 | 9.4349e+07 2.583e+05 | d yr |
n | 1.453837291334206E-6 | 5.5394e-07 | deg/d |
Q | 15429.94757639161 | 3919.4 | au |
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| | Orbit Determination Parameters
Additional Information
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Alternate Designations
Perihelion Year (est.) | New-Style Desig | Roman Numeral | Year/ Letter | 2020.4 | C/2020 H7 | | |
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