[ hide orbit diagram ]
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 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1683091785763722 | 4.3776e-08 | |
a | 2.413101726674397 | 1.5543e-08 | au |
q | 2.006954557236604 | 1.0722e-07 | au |
i | 11.6693852491123 | 4.5931e-06 | deg |
node | 106.2165307235187 | 2.8128e-05 | deg |
peri | 51.36089407631714 | 3.3239e-05 | deg |
M | 343.9217385304871 | 2.0019e-05 | deg |
tp | 2459061.650281233563 (2020-Jul-31.15028123) | 7.6427e-05 | TDB |
period | 1369.184179883205 3.75 | 1.3228e-05 3.622e-08 | d yr |
n | .2629302947618843 | 2.5403e-09 | deg/d |
Q | 2.81924889611219 | 1.8159e-08 | au |
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| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457138.5 (2015-Apr-26.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1683740376574904 | 4.3958e-08 | |
q | 2.006766576628716 | 1.0769e-07 | au |
tp | 2457693.546663322117 (2016-Nov-01.04666332) | 7.0754e-05 | TDB |
node | 106.2576033098428 | 2.8135e-05 | deg |
peri | 51.53749799674372 | 3.3207e-05 | deg |
i | 11.66819467532215 | 4.5915e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.932324650240994E-15 |
-4.699873633103493E-15 |
6.327483240114908E-13 |
7.947037994323233E-15 |
2.613897922852516E-13 |
1.43815011579464E-15 |
q |
-4.699873633103493E-15 |
1.159624666342045E-14 |
-1.222152124829865E-12 |
-1.731080315148593E-14 |
-5.768354991156629E-13 |
-2.815944640607201E-15 |
tp |
6.327483240114908E-13 |
-1.222152124829865E-12 |
5.006063474102614E-9 |
2.770954697296835E-11 |
1.275180311912959E-9 |
7.204280604471159E-12 |
node |
7.947037994323233E-15 |
-1.731080315148593E-14 |
2.770954697296835E-11 |
7.915549329238746E-10 |
-7.674117761037568E-10 |
-4.539744181874066E-11 |
peri |
2.613897922852516E-13 |
-5.768354991156629E-13 |
1.275180311912959E-9 |
-7.674117761037568E-10 |
1.102710552313646E-9 |
4.639703587394979E-11 |
i |
1.43815011579464E-15 |
-2.815944640607201E-15 |
7.204280604471159E-12 |
-4.539744181874066E-11 |
4.639703587394979E-11 |
2.108180440203483E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.0 |
|
n/a |
MPO454547 |
|
diameter |
diameter |
4.093 |
km |
0.088 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.055 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
215438 (2002 LL25) Discovered 2002-Jun-03 by LINEAR at Socorro |
Reference: 20090607/Numbers.arc | Last Updated: 2009-06-08 |
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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 |
1980-Aug-01 20:36 |
< 00:01 |
Eunom |
0.00107723450742247 |
0.00107452065426677 |
0.0010799725598368 |
9.28516314038423 |
9.28516173694336 |
2444453.358093357 |
0.317886575327407 |
297.260092088773 |
36.69458944075 |
-63.6653795999677 |
3939.04721782882 |
T |
21 |
CATAB v2.0f-lin.ifort 2020-Nov-12 03:41:53 |
2020-Nov-12 03:41 |
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