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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 31 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08196174031598789 | 3.6978e-08 | |
| a | 2.221952665503517 | 6.8149e-09 | au |
| q | 2.0398375581391 | 8.2267e-08 | au |
| i | 3.791439329243392 | 3.1064e-06 | deg |
| node | 261.6414536057731 | 6.3056e-05 | deg |
| peri | 297.2045932770538 | 6.6147e-05 | deg |
| M | 260.6568269926033 | 2.0251e-05 | deg |
| tp | 2459534.338298043068
(2021-Nov-15.83829804) | 6.8287e-05 | TDB |
| period | 1209.763928987414
3.31 | 5.5656e-06
1.524e-08 | d
yr |
| n | .2975787187681517 | 1.369e-09 | deg/d |
| Q | 2.404067772867933 | 7.3734e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.01 |
|
n/a |
E2021B10 |
|
|
| 18836 Raymundto | Discovered 1999 July 13 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro. |
| Raymund Chun-Hung To (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for his mathematics team project. He was also awarded first place in the American Mathematical Society's Karl Menger Memorial Prize. He attends the Fairview High School, Boulder, Colorado, U.S.A. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: 20040830/MPCPages.arc | Last Updated: 2004-09-06 |
|
[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
| Date/Time (TDB) |
Time Uncertainty
(days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
| 1948-May-23 14:02 |
< 00:01 |
Iris |
0.0490892229445172 |
0.0490868054198952 |
0.0490916421009623 |
6.1911151162011 |
6.19111509728559 |
2432695.084607706 |
0.17908040594772 |
491.922508247322 |
42.5625790556436 |
-76.6907720724643 |
167898.621473571 |
T |
31 |
CATAB v2.0f-lin.ifort 2021-Feb-24 02:40:25 |
2021-Feb-24 02:40 |
| 1986-Oct-07 05:36 |
00:03 |
Thisb |
0.0496332060724008 |
0.0496318955056014 |
0.0496345166565356 |
2.21608280541936 |
2.2160827434301 |
2446710.733539052 |
3.21653174968041 |
87.440855533651 |
39.6489705463179 |
48.3013116162548 |
150531.650479475 |
T |
31 |
CATAB v2.0f-lin.ifort 2021-Feb-24 02:40:25 |
2021-Feb-24 02:40 |
| 1987-Mar-11 16:28 |
00:01 |
Amphi |
0.0110133455225711 |
0.0110109753405696 |
0.0110157160651078 |
2.88235080089476 |
2.88235061979956 |
2446866.186268262 |
1.48281274461851 |
155.716729187736 |
24.6753233694351 |
41.3165875209068 |
44745.5623044361 |
T |
31 |
CATAB v2.0f-lin.ifort 2021-Feb-24 02:40:25 |
2021-Feb-24 02:40 |
| 2092-Jun-15 01:27 |
00:10 |
Thisb |
0.0195567929259533 |
0.0195535579179706 |
0.0195600312835043 |
2.35880031504339 |
2.35880016723947 |
2485313.560458737 |
9.994357478028 |
447.67262536638 |
42.3116180908306 |
69.569274130423 |
64731.0098342875 |
T |
31 |
CATAB v2.0f-lin.ifort 2021-Feb-24 02:40:25 |
2021-Feb-24 02:40 |
|
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