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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 74 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2068435684440297 | 1.849e-08 | |
a | 2.452320703767341 | 7.914e-09 | au |
q | 1.945073938430929 | 4.4531e-08 | au |
i | 4.215205242976186 | 6.8556e-07 | deg |
node | 257.7860183395801 | 1.8766e-05 | deg |
peri | 134.8796382706612 | 2.1806e-05 | deg |
M | 197.4578446742856 | 5.1765e-06 | deg |
tp | 2459833.826758096330 (2022-Sep-11.32675810) | 2.1862e-05 | TDB |
period | 1402.69847202284 3.84 | 6.7901e-06 1.859e-08 | d yr |
n | .2566481729183335 | 1.2424e-09 | deg/d |
Q | 2.959567469103752 | 9.551e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456954.5 (2014-Oct-24.0) TDB
Reference: JPL 74 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2048918186314773 | 1.8447e-08 | |
q | 1.95099755600546 | 4.4394e-08 | au |
tp | 2457025.597537331851 (2015-Jan-03.09753733) | 1.7971e-05 | TDB |
node | 257.9999274682114 | 1.8808e-05 | deg |
peri | 134.4229321666227 | 2.1902e-05 | deg |
i | 4.209920447889057 | 6.8315e-07 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
3.402756976509208E-16 |
-8.109028565283298E-16 |
-2.820188653827859E-13 |
9.85739207452967E-14 |
-1.864224653283848E-13 |
-9.143056847256106E-16 |
q |
-8.109028565283298E-16 |
1.970793768988502E-15 |
6.876603358427868E-13 |
-2.355854669534731E-13 |
4.502182724012925E-13 |
2.152822888478051E-15 |
tp |
-2.820188653827859E-13 |
6.876603358427868E-13 |
3.229661206649657E-10 |
-1.559453271784172E-10 |
2.562290341828738E-10 |
1.815097746653763E-12 |
node |
9.85739207452967E-14 |
-2.355854669534731E-13 |
-1.559453271784172E-10 |
3.537295398392966E-10 |
-4.008794115595504E-10 |
-5.816151983146974E-12 |
peri |
-1.864224653283848E-13 |
4.502182724012925E-13 |
2.562290341828738E-10 |
-4.008794115595504E-10 |
4.797049729189936E-10 |
6.468823915866277E-12 |
i |
-9.143056847256106E-16 |
2.152822888478051E-15 |
1.815097746653763E-12 |
-5.816151983146974E-12 |
6.468823915866277E-12 |
4.666957908452119E-13 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.28 |
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n/a |
E2021B10 |
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diameter |
diameter |
3.810 |
km |
0.169 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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geometric albedo |
albedo |
0.639 |
|
0.107 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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3381 Mikkola (1941 UG) Discovered 1941-Oct-15 by Oterma, L. at Turku |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1941 UG = 1949 XG = 1974 HG = 1977 BE |
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