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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 21 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1936738045423841 | 5.4766e-08 | |
| a | 3.130662684435939 | 2.8705e-08 | au |
| q | 2.524335331602357 | 1.7693e-07 | au |
| i | 14.32389590284581 | 6.1121e-06 | deg |
| node | 219.2629750499424 | 1.9241e-05 | deg |
| peri | 346.7385314545687 | 2.2953e-05 | deg |
| M | 262.3401115531386 | 1.4717e-05 | deg |
| tp | 2459549.366298586476
(2021-Nov-30.86629859) | 8.7478e-05 | TDB |
| period | 2023.265340904468
5.54 | 2.7827e-05
7.619e-08 | d
yr |
| n | .1779301966587674 | 2.4472e-09 | deg/d |
| Q | 3.73699003726952 | 3.4265e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.6 |
|
n/a |
MPO422324 |
|
| diameter |
diameter |
6.651 |
km |
0.191 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.058 |
|
0.007 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 101715 (1999 DT4) Discovered 1999-Feb-17 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
[ show close-approach data ]
Alternate Designations
| 1999 DT4 = 2000 LC4 = 2001 US181 |
|
|
