| (2019 SY4) |
| Classification: Amor [NEO] SPK-ID: 3856734 |
[ 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.
[ revert to old Java-based viewer ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .6072459116531393 | 0.00044243 | |
| a | 2.629962188411246 | 0.0030082 | au |
| q | 1.032928401696174 | 1.7917e-05 | au |
| i | 4.563200608160614 | 0.0022409 | deg |
| node | 352.3275141965809 | 0.0017194 | deg |
| peri | 354.6083639440995 | 0.00067144 | deg |
| M | 60.03386317458411 | 0.103 | deg |
| tp | 2458740.713562713410
(2019-Sep-14.21356271) | 0.00011226 | TDB |
| period | 1557.839400592934
4.27 | 2.6728
0.007318 | d
yr |
| n | .2310892893471428 | 0.00039649 | deg/d |
| Q | 4.226995975126319 | 0.004835 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
24.7 |
|
.26035 |
MPO504270 |
autocmod 2.8 |
|
[ show close-approach data ]
|
