| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.6543120088 ± 9.28e-09 |
| Semi-major axis (a) | 1.8784194769 AU ± 3.83e-10 |
| Inclination (i) | 7.14320299° ± 4.53e-06 |
| Long. of Asc. Node (Ω) | 178.13518430° ± 8.20e-06 |
| Arg. of Perihelion (ω) | 284.60698754° ± 7.23e-06 |
| Mean Anomaly (M) | 25.02608632° ± 1.23e-06 |
| Mean Motion (n) | 0.3828453725°/day ± 1.17e-10 |
| Perihelion dist (q) | 0.64934706 AU ± 1.74e-08 |
| Aphelion dist (Q) | 3.10749190 AU ± 1.74e-08 |
| Orbital Period | 2.57447616 yr ± 7.87e-10 |
| H (abs. magnitude) | 18.41 |
|---|---|
| G (slope) | 0.15 |
| Source | IAA |
|---|---|
| Solution Date | 2026-05-31 |
| RMS Residual | 0.465″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.016634 AU |
| Observations Used | 687 |
| Radar Obs Used | 7 |
| Oppositions | 11 |
| Arc Total | 1987-2023 |
| First Observation Used | 1987-04-20 |
| Last Observation Used | 2023-06-08 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1987-04-20 10:49:45 | – | 12 18 00.22 | +13 08 43.3 | – | – | 260 |
| 1987-04-20 12:29:45 | – | 12 18 07.09 | +13 07 10.6 | – | – | 260 |
| 1999-09-05 05:34:17 | C | 22 42 53.14 | -02 10 04.4 | – | c | 699 |
| 1999-09-05 06:11:00 | C | 22 42 49.80 | -02 10 30.0 | – | c | 699 |
| 1999-09-05 06:47:50 | C | 22 42 46.48 | -02 10 56.4 | – | c | 699 |
| 1999-09-07 08:23:33 | C | 22 38 24.31 | -02 48 02.6 | 19.6 | a | 704 |
| 1999-09-07 08:40:35 | C | 22 38 22.76 | -02 48 15.4 | 19.8 | a | 704 |
| 1999-09-07 08:57:37 | C | 22 38 21.11 | -02 48 27.4 | 19.6 | a | 704 |
| 1999-09-08 20:04:57 | C | 22 35 08.03 | -03 16 19.9 | – | – | 557 |
| 1999-09-08 20:07:18 | C | 22 35 07.78 | -03 16 21.1 | – | – | 557 |
| 1999-09-08 20:09:40 | C | 22 35 07.50 | -03 16 23.3 | – | – | 557 |
| 1999-09-08 20:12:01 | C | 22 35 07.27 | -03 16 25.6 | – | – | 557 |
| 1999-09-08 20:49:50 | C | 22 35 03.69 | -03 16 55.5 | – | d | 046 |
| 1999-09-08 20:53:28 | C | 22 35 03.28 | -03 16 59.0 | – | d | 046 |
| 1999-09-08 20:57:36 | C | 22 35 02.94 | -03 17 03.3 | – | d | 046 |
| 1999-09-08 21:00:00 | C | 22 35 02.78 | -03 17 03.9 | – | d | 046 |
| 1999-09-08 23:14:13 | C | 22 34 49.72 | -03 18 52.4 | – | – | 595 |
| 1999-09-08 23:43:42 | C | 22 34 46.85 | -03 19 15.7 | – | – | 595 |
| 1999-09-09 04:40:53 | C | 22 34 19.51 | -03 23 16.1 | 18.6 | a | 704 |
| 1999-09-09 05:00:55 | C | 22 34 17.47 | -03 23 33.5 | 19.3 | a | 704 |
| 1999-09-09 05:21:28 | C | 22 34 15.53 | -03 23 49.9 | 18.8 | a | 704 |
| 1999-09-09 05:41:38 | C | 22 34 13.56 | -03 24 06.6 | 18.9 | a | 704 |
| 1999-09-09 06:01:37 | C | 22 34 11.52 | -03 24 23.4 | 19.2 | a | 704 |
| 1999-09-09 12:03:57 | C | 22 33 37.59 | -03 29 21.4 | – | z | 402 |
| 1999-09-09 12:07:19 | C | 22 33 37.01 | -03 29 07.8 | – | z | 428 |
| 1999-09-09 12:07:36 | C | 22 33 37.20 | -03 29 24.7 | – | z | 402 |
| 1999-09-09 12:11:13 | C | 22 33 36.79 | -03 29 26.9 | – | z | 402 |
| 1999-09-09 12:13:02 | C | 22 33 36.70 | -03 29 29.1 | – | z | 402 |
| 1999-09-09 12:15:55 | C | 22 33 36.22 | -03 29 16.2 | – | z | 428 |
| 1999-09-09 19:57:46 | C | 22 32 52.22 | -03 35 57.8 | – | – | 557 |
| 1999-09-09 21:19:46 | C | 22 32 44.17 | -03 37 05.2 | – | – | 557 |
| 1999-09-09 21:46:22 | C | 22 32 41.59 | -03 37 27.1 | – | d | 046 |
| 1999-09-09 21:48:34 | C | 22 32 41.33 | -03 37 29.0 | – | d | 046 |
| 1999-09-09 21:50:49 | C | 22 32 41.10 | -03 37 31.1 | – | d | 046 |
| 1999-09-09 21:52:49 | C | 22 32 40.88 | -03 37 32.4 | – | d | 046 |
| 1999-09-09 22:23:26 | C | 22 32 37.90 | -03 37 58.2 | – | – | 595 |
| 1999-09-09 22:29:34 | C | 22 32 37.29 | -03 38 02.4 | – | – | 595 |
| 1999-09-09 22:35:42 | C | 22 32 36.71 | -03 38 09.4 | – | – | 595 |
| 1999-09-10 13:51:43 | C | 22 31 08.14 | -03 50 42.5 | – | d | 426 |
| 1999-09-10 14:04:32 | C | 22 31 06.91 | -03 50 52.5 | – | d | 426 |
| 1999-09-10 14:11:15 | C | 22 31 06.15 | -03 50 59.1 | – | d | 426 |
| 1999-09-11 08:32:21 | C | 22 29 17.83 | -04 07 05.1 | – | – | 848 |
| 1999-09-11 08:36:11 | C | 22 29 17.47 | -04 07 08.3 | – | – | 848 |
| 1999-09-12 12:42:45 | C | 22 26 29.17 | -04 31 54.7 | – | – | 360 |
| 1999-09-12 12:48:44 | C | 22 26 28.55 | -04 32 00.4 | – | – | 360 |
| 1999-09-12 12:59:30 | C | 22 26 27.43 | -04 32 10.1 | – | – | 360 |
| 1999-09-12 20:25:12 | C | 22 25 42.17 | -04 38 53.9 | – | d | 046 |
| 1999-09-12 20:27:24 | C | 22 25 41.94 | -04 38 55.6 | – | d | 046 |
| 1999-09-12 20:29:32 | C | 22 25 41.70 | -04 38 57.1 | – | d | 046 |
| 1999-09-12 20:31:51 | C | 22 25 41.49 | -04 38 59.5 | – | d | 046 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 2005-03-25 19:10:00 | 200773.9519 | 0.5 | Hz | 2380 | -1 | -1 |
| 2005-03-25 21:05:00 | 71800794.96 | 0.5 | us | 2380 | -1 | -1 |
| 2005-03-26 20:09:00 | 65526582.83 | 0.5 | us | 2380 | -1 | -1 |
| 2005-03-27 20:22:00 | 60493814.96 | 0.5 | us | 2380 | -1 | -1 |
| 2005-03-30 00:20:00 | 56796660.51 | 0.5 | us | 8560 | -14 | -14 |
| 2005-04-01 07:00:00 | 64281421.8 | 1 | us | 8560 | -14 | -14 |
| 2005-04-03 08:00:00 | 78333960 | 1 | us | 8560 | -14 | -14 |