[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .197092660857249 | 4.6899e-08 | |
a | 2.241856180574446 | 9.4482e-09 | au |
q | 1.800002780685759 | 1.0633e-07 | au |
i | 5.14535702028674 | 5.2467e-06 | deg |
node | 171.3981850254587 | 5.2024e-05 | deg |
peri | 133.4440711286974 | 5.42e-05 | deg |
M | 164.6993859520893 | 1.3433e-05 | deg |
tp | 2458439.581804040723 (2018-Nov-17.08180404) | 4.4307e-05 | TDB |
period | 1226.055272629133 3.36 | 7.7508e-06 2.122e-08 | d yr |
n | .2936246089689105 | 1.8562e-09 | deg/d |
Q | 2.683709580463133 | 1.131e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2456905.5 (2014-Sep-05.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1974129756806991 | 4.6848e-08 | |
q | 1.798710496779029 | 1.0619e-07 | au |
tp | 2457214.349483326834 (2015-Jul-10.84948333) | 4.1958e-05 | TDB |
node | 171.4306330798575 | 5.1997e-05 | deg |
peri | 133.5497626146107 | 5.417e-05 | deg |
i | 5.14677756451368 | 5.249e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
2.194764881079419E-15 |
-4.962293380810856E-15 |
1.642577303007402E-13 |
-3.500677080328554E-14 |
7.255327028724982E-14 |
-3.914877530832757E-15 |
q |
-4.962293380810856E-15 |
1.127590040507381E-14 |
-3.046610622774823E-13 |
7.99530899954301E-14 |
-1.490408805232491E-13 |
8.99975361934654E-15 |
tp |
1.642577303007402E-13 |
-3.046610622774823E-13 |
1.76046927027294E-9 |
-2.583577815136664E-11 |
6.526509090395605E-10 |
3.148619337713134E-13 |
node |
-3.500677080328554E-14 |
7.99530899954301E-14 |
-2.583577815136664E-11 |
2.703697282085416E-9 |
-2.700491860077852E-9 |
-4.601441588595084E-11 |
peri |
7.255327028724982E-14 |
-1.490408805232491E-13 |
6.526509090395605E-10 |
-2.700491860077852E-9 |
2.934442895626712E-9 |
4.604277004109596E-11 |
i |
-3.914877530832757E-15 |
8.99975361934654E-15 |
3.148619337713134E-13 |
-4.601441588595084E-11 |
4.604277004109596E-11 |
2.755196052088624E-11 |
|
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.2 |
|
n/a |
MPO450150 |
|
|
268268 (2005 OJ18) Discovered 2005-Jul-30 by NEAT at Palomar |
Reference: 20110319/Numbers.arc | Last Updated: 2011-03-23 |
|
[ show close-approach data ]
|