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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09010780322529664 | 4.82e-08 | |
| a | 2.280715530326511 | 7.7262e-09 | au |
| q | 2.075205264106972 | 1.112e-07 | au |
| i | 2.95284435111841 | 3.3509e-06 | deg |
| node | 115.639468642545 | 0.00010046 | deg |
| peri | 50.82424696382804 | 0.00010256 | deg |
| M | .7079483677786863 | 2.2116e-05 | deg |
| tp | 2459198.025974391393
(2020-Dec-14.52597439) | 7.7284e-05 | TDB |
| period | 1258.070870186492
3.44 | 6.3928e-06
1.75e-08 | d
yr |
| n | .2861524008950583 | 1.4541e-09 | deg/d |
| Q | 2.48622579654605 | 8.4224e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2456500.5 (2013-Jul-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09014349851629655 | 4.8331e-08 | |
| q | 2.075561576871882 | 1.115e-07 | au |
| tp | 2456682.089119464786
(2014-Jan-24.58911946) | 7.4877e-05 | TDB |
| node | 115.6707846640984 | 0.0001005 | deg |
| peri | 50.85662140050943 | 0.00010259 | deg |
| i | 2.952196047430525 | 3.3498e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
| |
e |
q |
tp |
node |
peri |
i |
| e |
2.335876496748758E-15 |
-5.378696232629013E-15 |
1.073759428463001E-12 |
1.221211231321649E-14 |
3.655159196856208E-13 |
5.369599253495808E-16 |
| q |
-5.378696232629013E-15 |
1.243330256536329E-14 |
-2.393346273134371E-12 |
-2.826298040803177E-14 |
-8.22328341530353E-13 |
-1.195246256566661E-15 |
| tp |
1.073759428463001E-12 |
-2.393346273134371E-12 |
5.606622036646345E-9 |
2.935128067079758E-11 |
1.572091018323976E-9 |
1.841638845433281E-12 |
| node |
1.221211231321649E-14 |
-2.826298040803177E-14 |
2.935128067079758E-11 |
1.010086787886189E-8 |
-1.007834687737992E-8 |
5.903667039946382E-11 |
| peri |
3.655159196856208E-13 |
-8.22328341530353E-13 |
1.572091018323976E-9 |
-1.007834687737992E-8 |
1.052392175251071E-8 |
-5.843359038360247E-11 |
| i |
5.369599253495808E-16 |
-1.195246256566661E-15 |
1.841638845433281E-12 |
5.903667039946382E-11 |
-5.843359038360247E-11 |
1.122135623568992E-11 |
|
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.35 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
1.981 |
km |
0.321 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.411 |
|
0.109 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 14088 Ancus | Discovered 1997 May 3 by V. S. Casulli at Colleverde di Guidonia. |
| Ancus Marcius, fourth king of Rome, reigned from 640 to 616 B.C. He transferred to Rome the neighboring populations, thereby beginning the long battle between Patricii and Plebeii. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20020624/MPCPages.arc | Last Updated: 2003-10-02 |
|
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