[ 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 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1939256453630891 | 5.2164e-08 | |
a | 2.291495616377655 | 1.2994e-08 | au |
q | 1.847115850124928 | 1.2581e-07 | au |
i | 6.499356092156135 | 4.1036e-06 | deg |
node | 63.75772697108309 | 4.3227e-05 | deg |
peri | 280.6014951568372 | 4.6461e-05 | deg |
M | 23.02359110316565 | 1.2569e-05 | deg |
tp | 2459119.469683376868 (2020-Sep-26.96968338) | 4.4567e-05 | TDB |
period | 1267.001044868134 3.47 | 1.0777e-05 2.951e-08 | d yr |
n | .2841355194284529 | 2.4168e-09 | deg/d |
Q | 2.735875382630381 | 1.5514e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457769.5 (2017-Jan-16.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1941645709232702 | 5.219e-08 | |
q | 1.84660022488311 | 1.2599e-07 | au |
tp | 2457853.278484217583 (2017-Apr-09.77848422) | 5.0744e-05 | TDB |
node | 63.77370233714597 | 4.3201e-05 | deg |
peri | 280.8626031450003 | 4.6431e-05 | deg |
i | 6.501543903294207 | 4.105e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
2.723768084668491E-15 |
-6.559902456144294E-15 |
8.439719524921136E-13 |
3.743912854183503E-14 |
2.513289778227521E-13 |
-1.669178097188621E-14 |
q |
-6.559902456144294E-15 |
1.587364645533974E-14 |
-2.28181537114291E-12 |
-8.710283716977126E-14 |
-6.917754317718122E-13 |
4.020520841837008E-14 |
tp |
8.439719524921136E-13 |
-2.28181537114291E-12 |
2.574955089374121E-9 |
5.10841869015379E-12 |
8.844910490655132E-10 |
-2.348829076879578E-12 |
node |
3.743912854183503E-14 |
-8.710283716977126E-14 |
5.10841869015379E-12 |
1.866364042518056E-9 |
-1.85215512129003E-9 |
-1.796518381019745E-11 |
peri |
2.513289778227521E-13 |
-6.917754317718122E-13 |
8.844910490655132E-10 |
-1.85215512129003E-9 |
2.155833262230869E-9 |
1.708813677882213E-11 |
i |
-1.669178097188621E-14 |
4.020520841837008E-14 |
-2.348829076879578E-12 |
-1.796518381019745E-11 |
1.708813677882213E-11 |
1.685096646857643E-11 |
|
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.10 |
|
n/a |
E2021B55 |
|
|
215678 (2003 WR) Discovered 2003-Nov-16 by CSS at Catalina |
Reference: 20090607/Numbers.arc | Last Updated: 2009-06-08 |
|
[ show close-approach data ]
|