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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 14 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2203761764718228 | 4.3656e-08 | |
a | 2.416772758104168 | 1.4153e-08 | au |
q | 1.88417361827191 | 1.0459e-07 | au |
i | 2.012715914579004 | 5.3592e-06 | deg |
node | 335.0774281399327 | 0.00013173 | deg |
peri | 78.31100159637798 | 0.00013272 | deg |
M | 98.59979163483507 | 1.2021e-05 | deg |
tp | 2458824.640398771644 (2019-Dec-07.14039877) | 4.666e-05 | TDB |
period | 1372.309760484359 3.76 | 1.2055e-05 3.3e-08 | d yr |
n | .2623314432107058 | 2.3044e-09 | deg/d |
Q | 2.949371897936426 | 1.7272e-08 | 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 |
17.46 |
|
n/a |
E2021B25 |
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351318 (2004 UC8) Discovered 2004-Oct-21 by LINEAR at Socorro |
Reference: 20130127/Numbers.arc | Last Updated: 2013-01-31 |
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[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
Date/Time (TDB) |
Time Uncertainty (days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
1920-May-21 07:04 |
00:10 |
Iris |
0.0349082918793104 |
0.0349069021476343 |
0.0349096818127204 |
1.5681271557948 |
1.56812705077694 |
2422465.794153874 |
9.6611527313064 |
2437.51842703242 |
68.9921588032022 |
-89.887735326225 |
75427.5573627639 |
T |
14 |
CATAB v2.0f-lin.ifort 2020-Nov-11 16:44:07 |
2020-Nov-11 16:44 |
2165-May-14 03:47 |
00:04 |
Eunom |
0.0292201952549599 |
0.0291915777370293 |
0.0292490188025867 |
3.1734412115026 |
3.17344106011848 |
2511943.657424395 |
4.47380790858524 |
4123.41402902949 |
70.9954117998227 |
-69.7336951938693 |
57664.86517549 |
T |
14 |
CATAB v2.0f-lin.ifort 2020-Nov-11 16:44:07 |
2020-Nov-11 16:44 |
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