| (2021 AE4) |
| Classification: Apollo [NEO, PHA] SPK-ID: 54105102 |
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1627821200900174 | 9.1025e-06 | |
| a | 1.160284808624134 | 1.1607e-05 | au |
| q | .9714111875680576 | 9.2774e-07 | au |
| i | 15.76659241169135 | 0.00057707 | deg |
| node | 49.5893273639763 | 0.00024915 | deg |
| peri | 172.5038647790637 | 0.00021904 | deg |
| M | 252.9862405656715 | 0.0015851 | deg |
| tp | 2459336.200815189720
(2021-May-01.70081519) | 0.00017166 | TDB |
| period | 456.504787108974
1.25 | 0.00685
1.875e-05 | d
yr |
| n | .7886007116811746 | 1.1833e-05 | deg/d |
| Q | 1.349158429680211 | 1.3496e-05 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
21.83 |
|
.32021 |
E2021-DA1 |
autocmod 2.8 |
|
[ show close-approach data ]
|
