| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.4458610529 ± 3.39e-08 |
| Semi-major axis (a) | 1.8345390124 AU ± 1.44e-09 |
| Inclination (i) | 3.86643383° ± 5.07e-06 |
| Long. of Asc. Node (Ω) | 74.92668134° ± 4.65e-05 |
| Arg. of Perihelion (ω) | 17.23785522° ± 4.92e-05 |
| Mean Anomaly (M) | 92.36552864° ± 8.50e-06 |
| Mean Motion (n) | 0.3966631429°/day ± 4.68e-10 |
| Perihelion dist (q) | 1.01658952 AU ± 6.22e-08 |
| Aphelion dist (Q) | 2.65248851 AU ± 6.22e-08 |
| Orbital Period | 2.48479422 yr ± 2.93e-09 |
| H (abs. magnitude) | 19.01 |
|---|---|
| G (slope) | 0.15 |
| Source | IAA |
|---|---|
| Solution Date | 2026-05-31 |
| RMS Residual | 0.390″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.036135 AU |
| Observations Used | 211 |
| Radar Obs Used | 2 |
| Oppositions | 3 |
| Arc Total | 1982-2024 |
| First Observation Used | 1982-12-14 |
| Last Observation Used | 2024-08-03 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1982-12-14 04:27:59 | A | 02 50 08.69 | +24 41 44.2 | 14.5 | – | 675 |
| 1982-12-15 05:36:59 | A | 02 59 07.21 | +27 39 23.4 | – | – | 675 |
| 1982-12-15 06:15:59 | A | 02 59 20.15 | +27 44 07.5 | – | – | 675 |
| 1982-12-15 08:52:29 | A | 03 00 14.58 | +28 02 48.7 | – | – | 675 |
| 1982-12-16 02:32:00 | A | 03 07 54.70 | +30 16 28.6 | – | – | 675 |
| 1982-12-16 08:25:00 | A | 03 10 14.24 | +31 02 09.8 | – | – | 675 |
| 1982-12-17 02:36:00 | A | 03 19 19.51 | +33 27 25.4 | – | – | 675 |
| 1982-12-17 02:50:59 | A | 03 19 25.08 | +33 29 25.5 | – | – | 688 |
| 1982-12-17 03:15:00 | A | 03 19 36.02 | +33 32 42.2 | – | – | 688 |
| 1982-12-17 06:16:59 | A | 03 21 00.82 | +33 57 50.5 | – | – | 675 |
| 1982-12-17 21:00:00 | A | 03 29 09.46 | +35 58 17.8 | 13.5 | – | 489 |
| 1982-12-17 21:04:59 | A | 03 29 11.59 | +35 58 49.7 | – | – | 489 |
| 1982-12-17 21:35:00 | A | 03 29 26.0 | +36 02 43 | – | – | 489 |
| 1982-12-17 21:45:00 | A | 03 29 32.3 | +36 04 23 | – | – | 489 |
| 1982-12-18 20:51:59 | A | 03 43 55.56 | +39 19 19.2 | – | – | 489 |
| 1982-12-18 20:55:59 | A | 03 43 57.83 | +39 19 50.8 | – | – | 489 |
| 1982-12-19 06:16:59 | A | 03 50 17.62 | +40 40 30.8 | – | – | 675 |
| 1982-12-19 15:28:33 | A | 03 56 51.05 | +41 57 43.4 | 14.5 | – | 381 |
| 1982-12-20 03:06:59 | A | 04 06 13.66 | +43 35 28.1 | – | – | 688 |
| 1982-12-20 03:31:59 | A | 04 06 32.30 | +43 39 04.9 | – | – | 688 |
| 1982-12-20 05:57:59 | A | 04 08 22.13 | +43 59 50.5 | – | – | 675 |
| 1982-12-20 06:53:00 | A | 04 09 01.30 | +44 07 05.7 | – | – | 688 |
| 1982-12-22 03:00:37 | A | 04 50 32.15 | +49 51 24.6 | – | A | 801 |
| 1982-12-22 21:36:59 | A | 05 11 08.37 | +51 56 36.5 | – | – | 489 |
| 1982-12-22 21:42:59 | A | 05 11 14.86 | +51 57 14.5 | – | – | 489 |
| 1982-12-24 16:52:30 | A | 06 04 41.5 | +55 42 28 | 14.0 | – | 372 |
| 1983-01-05 06:31:59 | A | 10 15 48.93 | +49 40 48.3 | – | – | 675 |
| 1983-01-06 05:51:59 | A | 10 24 00.58 | +48 37 31.9 | 15.5 | – | 688 |
| 1983-01-06 06:15:59 | A | 10 24 07.90 | +48 36 37.9 | – | – | 688 |
| 1983-01-06 07:34:59 | A | 10 24 32.57 | +48 33 34.3 | – | – | 675 |
| 1983-01-06 07:50:00 | A | 10 24 36.86 | +48 32 59.5 | – | – | 675 |
| 1983-01-07 23:37:27 | A | 10 36 00.02 | +46 52 04.3 | 15.6 | – | 046 |
| 1983-01-07 23:46:27 | A | 10 36 01.72 | +46 51 43.3 | – | – | 046 |
| 1983-01-09 22:41:59 | A | 10 46 29.85 | +45 04 01.1 | – | – | 489 |
| 1983-01-09 22:52:00 | A | 10 46 31.38 | +45 03 43.6 | – | – | 489 |
| 1983-01-10 12:01:59 | A | 10 48 50.09 | +44 36 55.3 | – | – | 675 |
| 1983-01-12 09:53:00 | A | 10 56 07.29 | +43 06 17.5 | – | – | 688 |
| 1983-01-12 11:04:24 | A | 10 56 15.61 | +43 04 04.6 | – | – | 675 |
| 1983-01-13 00:33:42 | A | 10 58 04.16 | +42 38 54.3 | – | – | 046 |
| 1983-01-13 00:42:18 | A | 10 58 05.02 | +42 38 40.7 | – | – | 046 |
| 1983-01-13 12:10:59 | A | 10 59 24.23 | +42 18 52.3 | – | – | 675 |
| 1983-01-16 06:47:53 | A | 11 06 00.51 | +40 30 47.2 | 16.5 | – | 688 |
| 1983-01-18 09:27:29 | A | 11 09 16.79 | +39 19 33.3 | – | A | 801 |
| 1983-02-21 08:52:02 | A | 10 57 46.43 | +28 34 08.6 | – | – | 675 |
| 1983-03-14 05:00:29 | A | 10 45 54.05 | +23 28 06.5 | – | A | 801 |
| 1987-09-29 08:50:00 | – | 02 51 25.50 | +04 21 28.2 | – | q | 261 |
| 1987-09-29 09:45:00 | – | 02 51 29.01 | +04 21 28.3 | – | q | 261 |
| 1987-11-19 09:58:30 | A | 05 50 30.49 | +11 14 42.1 | 16.0 | – | 675 |
| 1987-11-19 10:40:29 | A | 05 50 45.59 | +11 15 33.5 | – | – | 675 |
| 1987-11-20 09:49:00 | A | 05 59 52.5 | +11 45 32 | – | – | 675 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1987-12-05 08:33:00 | -23990.8 | 0.05 | Hz | 2380 | -1 | -1 |
| 1987-12-05.356250 | -2399080 | 5 | Hz | 2380 | 251 | 251 |
| 1987-12-06 08:42:00 | -29470.22 | 0.07 | Hz | 2380 | -1 | -1 |
| 1987-12-06.362500 | -2947022 | 7 | Hz | 2380 | 251 | 251 |