| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.3916749520 ± 7.32e-09 |
| Semi-major axis (a) | 1.6473397919 AU ± 2.02e-09 |
| Inclination (i) | 2.25736215° ± 2.29e-06 |
| Long. of Asc. Node (Ω) | 190.06261294° ± 3.96e-05 |
| Arg. of Perihelion (ω) | 36.82420720° ± 4.14e-05 |
| Mean Anomaly (M) | 203.60540296° ± 2.44e-06 |
| Mean Motion (n) | 0.4661626700°/day ± 8.57e-10 |
| Perihelion dist (q) | 1.00211806 AU ± 1.21e-08 |
| Aphelion dist (Q) | 2.29256153 AU ± 1.24e-08 |
| Orbital Period | 2.11433979 yr ± 3.89e-09 |
| H (abs. magnitude) | 22.50 |
|---|---|
| G (slope) | 0.15 |
| Source | IAA |
|---|---|
| Solution Date | 2026-05-31 |
| RMS Residual | 1.106″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.016044 AU |
| Observations Used | 336 |
| Radar Obs Used | 11 |
| Oppositions | 10 |
| Arc Total | 1999-2018 |
| First Observation Used | 1999-03-20 |
| Last Observation Used | 2018-08-11 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1999-03-20 04:55:52 | C | 11 10 49.84 | -00 25 37.9 | 18.9 | a | 704 |
| 1999-03-20 05:21:49 | C | 11 10 50.42 | -00 25 33.5 | – | a | 704 |
| 1999-03-20 06:13:44 | C | 11 10 51.64 | -00 25 17.9 | – | a | 704 |
| 1999-03-20 06:22:14 | C | 11 10 51.685 | -00 25 14.91 | – | e | 645 |
| 1999-03-20 06:27:14 | C | 11 10 51.790 | -00 25 13.66 | 19.41 | e | 645 |
| 1999-03-20 06:39:51 | C | 11 10 52.14 | -00 25 11.2 | – | a | 704 |
| 1999-03-21 06:19:19 | C | 11 11 52.091 | -00 19 03.83 | – | e | 645 |
| 1999-03-21 06:24:19 | C | 11 11 52.215 | -00 19 02.45 | 19.42 | e | 645 |
| 1999-03-22 06:16:35 | C | 11 12 59.828 | -00 12 22.38 | – | e | 645 |
| 1999-03-22 06:21:35 | C | 11 12 59.975 | -00 12 20.92 | 19.45 | e | 645 |
| 1999-03-23 06:04:34 | C | 11 14 15.48 | -00 05 11.9 | 19.1 | a | 704 |
| 1999-03-23 06:25:37 | C | 11 14 16.38 | -00 05 07.7 | 19.0 | a | 704 |
| 1999-03-23 06:46:47 | C | 11 14 16.96 | -00 04 59.8 | 19.0 | a | 704 |
| 1999-03-23 06:57:43 | C | 11 14 17.91 | -00 04 56.5 | – | c | 699 |
| 1999-03-23 07:07:57 | C | 11 14 17.88 | -00 04 54.7 | 19.1 | a | 704 |
| 1999-03-23 07:29:04 | C | 11 14 18.47 | -00 04 46.1 | 19.0 | a | 704 |
| 1999-03-23 07:34:22 | C | 11 14 19.08 | -00 04 46.5 | – | c | 699 |
| 1999-03-23 08:11:04 | C | 11 14 20.40 | -00 04 33.9 | – | c | 699 |
| 1999-03-24 00:23:22 | C | 11 15 17.42 | +00 00 23.6 | – | – | 557 |
| 1999-03-24 00:35:07 | C | 11 15 18.02 | +00 00 26.7 | – | – | 557 |
| 1999-03-24 06:25:44 | C | 11 15 41.69 | +00 02 44.6 | 19.0 | a | 704 |
| 1999-03-24 06:26:30 | C | 11 15 41.65 | +00 02 43.3 | 18.9 | a | 704 |
| 1999-03-24 06:26:35 | C | 11 15 41.91 | +00 02 41.3 | 18.7 | a | 704 |
| 1999-03-24 06:40:38 | C | 11 15 42.49 | +00 02 49.6 | 18.7 | a | 704 |
| 1999-03-24 06:40:43 | C | 11 15 42.29 | +00 02 49.7 | 18.6 | a | 704 |
| 1999-03-24 06:41:29 | C | 11 15 42.55 | +00 02 47.7 | 18.9 | a | 704 |
| 1999-03-24 06:41:33 | C | 11 15 42.23 | +00 02 49.6 | 18.7 | a | 704 |
| 1999-03-24 06:55:36 | C | 11 15 42.86 | +00 02 52.3 | 19.1 | a | 704 |
| 1999-03-24 06:55:41 | C | 11 15 43.05 | +00 02 51.8 | 18.6 | a | 704 |
| 1999-03-24 06:56:27 | C | 11 15 43.16 | +00 02 52.0 | 18.9 | a | 704 |
| 1999-03-24 06:56:32 | C | 11 15 43.10 | +00 02 52.3 | 18.8 | a | 704 |
| 1999-03-24 07:10:31 | C | 11 15 43.60 | +00 02 57.0 | 19.5 | a | 704 |
| 1999-03-24 07:10:37 | C | 11 15 43.51 | +00 02 56.2 | 19.5 | a | 704 |
| 1999-03-24 07:11:24 | C | 11 15 43.74 | +00 02 56.6 | 18.9 | a | 704 |
| 1999-03-24 07:11:29 | C | 11 15 43.45 | +00 02 58.6 | 18.9 | a | 704 |
| 1999-03-24 07:25:35 | C | 11 15 44.01 | +00 03 01.7 | 19.3 | a | 704 |
| 1999-03-24 12:04:28 | C | 11 16 04.87 | +00 06 16.8 | – | – | 422 |
| 1999-03-24 12:06:48 | C | 11 16 05.00 | +00 06 17.6 | – | – | 422 |
| 1999-03-24 12:07:50 | C | 11 16 05.05 | +00 06 17.4 | – | – | 422 |
| 1999-03-24 19:32:14 | C | 11 16 35.61 | +00 06 56.7 | – | d | 046 |
| 1999-03-24 19:34:14 | C | 11 16 35.77 | +00 06 57.8 | – | d | 046 |
| 1999-03-24 19:36:26 | C | 11 16 35.86 | +00 06 58.4 | – | d | 046 |
| 1999-03-24 19:37:57 | C | 11 16 35.98 | +00 06 58.8 | – | d | 046 |
| 1999-03-24 19:55:32 | C | 11 16 36.72 | +00 07 03.5 | – | – | 557 |
| 1999-03-24 19:57:44 | C | 11 16 36.85 | +00 07 04.2 | – | – | 557 |
| 1999-03-24 19:59:55 | C | 11 16 36.99 | +00 07 05.1 | – | – | 557 |
| 1999-03-24 20:02:05 | C | 11 16 37.08 | +00 07 06.7 | – | – | 557 |
| 1999-03-24 20:32:29 | C | 11 16 39.15 | +00 07 22.7 | – | – | 104 |
| 1999-03-24 20:36:29 | C | 11 16 39.35 | +00 07 24.3 | – | – | 104 |
| 1999-03-24 20:40:30 | C | 11 16 39.55 | +00 07 25.9 | – | – | 104 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1999-04-15 12:30:00 | 96477 | 5 | Hz | 8560 | -14 | -14 |
| 1999-04-15 13:40:00 | 21659397 | 10 | us | 8560 | -14 | -14 |
| 1999-04-17 05:54:00 | 2471.35 | 0.1 | Hz | 2380 | -1 | -1 |
| 1999-04-17 06:10:00 | 20683088 | 3 | us | 2380 | -1 | -1 |
| 1999-04-17 13:00:00 | -29982.2 | 0.125 | Hz | 8560 | -14 | -14 |
| 1999-04-19 11:00:00 | -129931.6 | 0.1 | Hz | 8560 | -14 | -14 |
| 2018-05-03 01:00:00 | 168773.017 | 0.2 | Hz | 8560 | -14 | -14 |
| 2018-05-03 02:10:00 | 28716970.45 | 2 | us | 8560 | -14 | -14 |
| 2018-05-04 19:40:00 | 26317705.63 | 0.125 | us | 8560 | -14 | -14 |
| 2018-05-07 01:10:00 | 24789410.827 | 0.1 | us | 8560 | -14 | -14 |
| 2018-05-11 16:00:00 | 28065208.84 | 0.15 | us | 8560 | -14 | -14 |