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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .06174434014500393 | 4.2197e-08 | |
| a | 2.731063306920902 | 1.5311e-08 | au |
| q | 2.562435605140838 | 1.2056e-07 | au |
| i | 5.354932873252361 | 4.4671e-06 | deg |
| node | 12.96794543490733 | 4.5965e-05 | deg |
| peri | 301.0034820198674 | 6.1908e-05 | deg |
| M | 336.2346458258498 | 3.8703e-05 | deg |
| tp | 2459109.327303404573
(2020-Sep-16.82730340) | 0.00017698 | TDB |
| period | 1648.52705070394
4.51 | 1.3863e-05
3.795e-08 | d
yr |
| n | .2183767623626654 | 1.8364e-09 | deg/d |
| Q | 2.899691008700966 | 1.6256e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.5 |
|
n/a |
MPO253816 |
|
| diameter |
diameter |
4.681 |
km |
0.171 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.051 |
|
0.004 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 74329 (1998 UU45) Discovered 1998-Oct-24 by Spacewatch at Kitt Peak |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
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