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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1311158864050001 | 2.5431e-08 | |
a | 2.457800816299476 | 8.0224e-09 | au |
q | 2.135544083663438 | 6.2175e-08 | au |
i | 5.701954594144438 | 4.4508e-06 | deg |
node | 152.0233610513579 | 3.0597e-05 | deg |
peri | 101.9265830271859 | 3.5924e-05 | deg |
M | 148.6343995732661 | 1.8493e-05 | deg |
tp | 2458419.420859624202 (2018-Oct-27.92085962) | 7.2149e-05 | TDB |
period | 1407.402937246518 3.85 | 6.8907e-06 1.887e-08 | d yr |
n | .2557902861168629 | 1.2524e-09 | deg/d |
Q | 2.780057548935515 | 9.0742e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
12.7 |
|
n/a |
MPO347557 |
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diameter |
diameter |
7.450 |
km |
0.139 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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rotation period |
rot_per |
5.134 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Stephens, R.D. (2016) Minor Planet Bull. 43, 52-56.] [Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 224-230.] |
geometric albedo |
albedo |
0.265 |
|
0.053 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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4302 Markeev (1968 HP) Discovered 1968-Apr-22 by Smirnova, T. M. at Nauchnyj |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
1968 HP = 1960 DA = 1976 KK = 1996 TZ67 |
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