| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.5599179897 ± 2.85e-09 |
| Semi-major axis (a) | 1.4709238044 AU ± 1.09e-10 |
| Inclination (i) | 6.35139761° ± 4.53e-07 |
| Long. of Asc. Node (Ω) | 35.54167131° ± 4.58e-06 |
| Arg. of Perihelion (ω) | 286.05084587° ± 4.67e-06 |
| Mean Anomaly (M) | 113.88452883° ± 7.53e-07 |
| Mean Motion (n) | 0.5524932947°/day ± 6.14e-11 |
| Perihelion dist (q) | 0.64732710 AU ± 4.19e-09 |
| Aphelion dist (Q) | 2.29452050 AU ± 4.19e-09 |
| Orbital Period | 1.78396062 yr ± 1.98e-10 |
| NGA Model | r2 |
| A2 | -3.65552045e-15 AU/d² |
| H (abs. magnitude) | 16.09 |
|---|---|
| G (slope) | 0.09 |
| Source | IAA |
|---|---|
| Solution Date | 2026-05-31 |
| RMS Residual | 0.157″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.026219 AU |
| Observations Used | 3111 |
| Radar Obs Used | 17 |
| Gaia Obs Used | 151 |
| Oppositions | 38 |
| Arc Total | 1930-2026 |
| First Observation Used | 1932-05-08 |
| Last Observation Used | 2026-03-20 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1980-11-19 02:28:00 | A | 23 37 32.34 | +26 22 57.9 | – | – | 688 |
| 1980-11-24 09:54:30 | A | 00 59 57.58 | +29 26 56.9 | 14.0 | – | 372 |
| 1980-11-26 12:23:30 | A | 01 18 12.78 | +29 40 31.5 | 13.5 | – | 372 |
| 1980-11-26 12:31:00 | A | 01 18 15.08 | +29 40 33.1 | – | – | 372 |
| 1980-11-27 21:02:00 | A | 01 27 43.14 | +29 43 17.2 | – | – | 494 |
| 1980-11-29 03:09:00 | A | 01 35 17.24 | +29 43 57.4 | – | – | 688 |
| 1980-11-29 03:15:59 | A | 01 35 18.77 | +29 43 58.3 | – | – | 688 |
| 1980-11-29 03:22:59 | A | 01 35 20.35 | +29 43 58.3 | – | – | 688 |
| 1980-12-01 11:27:19 | A | 01 47 02.75 | +29 41 21.6 | 14.0 | – | 386 |
| 1980-12-01 11:37:30 | A | 01 47 04.36 | +29 41 20.6 | – | – | 386 |
| 1980-12-06 22:14:59 | A | 02 06 55.80 | +29 27 53.2 | – | – | 552 |
| 1980-12-06 22:38:00 | A | 02 06 58.53 | +29 27 48.9 | – | – | 552 |
| 1980-12-15 01:24:29 | A | 02 27 08.07 | +29 06 52.3 | – | A | 801 |
| 1981-01-11 01:42:02 | A | 03 13 45.72 | +28 38 55.0 | – | A | 801 |
| 1982-03-25 09:05:28 | A | 14 48 43.74 | -10 39 50.0 | – | A | 801 |
| 1982-04-16 00:58:00 | A | 14 39 08.10 | -11 58 08.7 | 15.5 | – | 026 |
| 1982-04-18 08:32:59 | A | 14 35 23.92 | -12 11 37.1 | – | – | 688 |
| 1982-04-18 09:22:59 | A | 14 35 19.87 | -12 11 51.7 | – | – | 688 |
| 1982-04-19 00:15:00 | A | 14 34 11.02 | -12 15 50.9 | 15.2 | – | 026 |
| 1982-04-19 06:04:38 | A | 14 33 42.22 | -12 17 25.5 | – | A | 801 |
| 1982-04-22 23:54:35 | A | 14 24 49.91 | -12 46 05.8 | – | – | 519 |
| 1982-04-23 00:18:08 | A | 14 24 47.00 | -12 46 13.4 | – | – | 519 |
| 1982-04-23 00:25:56 | A | 14 24 46.05 | -12 46 17.6 | – | – | 519 |
| 1982-04-23 00:33:40 | A | 14 24 45.03 | -12 46 19.2 | – | – | 519 |
| 1982-04-23 00:50:15 | A | 14 24 43.02 | -12 46 24.7 | – | – | 519 |
| 1982-04-26 22:14:07 | A | 14 11 12.69 | -13 26 36.0 | – | – | 542 |
| 1982-04-26 22:21:57 | A | 14 11 11.28 | -13 26 39.0 | – | – | 542 |
| 1982-04-26 22:30:14 | A | 14 11 09.60 | -13 26 40.5 | – | – | 542 |
| 1982-04-27 06:34:26 | A | 14 09 43.00 | -13 30 39.9 | – | z | 704 |
| 1982-04-27 06:41:17 | A | 14 09 41.70 | -13 30 48.3 | – | z | 704 |
| 1982-04-27 06:54:04 | A | 14 09 39.42 | -13 30 54.7 | – | z | 704 |
| 1982-04-27 07:11:13 | A | 14 09 35.69 | -13 31 01.6 | – | z | 704 |
| 1982-04-27 07:34:20 | A | 14 09 31.49 | -13 31 09.2 | – | z | 704 |
| 1982-04-27 07:57:07 | A | 14 09 26.67 | -13 31 25.2 | – | z | 704 |
| 1982-04-27 08:00:23 | A | 14 09 26.19 | -13 31 27.2 | – | z | 704 |
| 1982-04-27 08:27:29 | A | 14 09 20.66 | -13 31 38.9 | – | z | 704 |
| 1982-04-27 08:42:56 | A | 14 09 17.89 | -13 31 50.0 | – | z | 704 |
| 1982-04-27 22:04:55 | A | 14 06 47.24 | -13 39 09.2 | 13.0 | – | 046 |
| 1982-04-27 22:25:20 | A | 14 06 43.08 | -13 39 20.0 | – | – | 046 |
| 1982-04-27 23:40:16 | A | 14 06 27.56 | -13 40 01.3 | 13.0 | – | 046 |
| 1982-04-27 23:46:40 | A | 14 06 26.24 | -13 40 06.3 | – | – | 046 |
| 1982-04-28 03:45:40 | A | 14 05 41.64 | -13 42 11.0 | – | z | 704 |
| 1982-04-28 05:34:07 | A | 14 05 18.60 | -13 43 11.1 | – | z | 704 |
| 1982-04-28 06:32:48 | A | 14 05 05.92 | -13 43 42.3 | – | z | 704 |
| 1982-04-29 03:38:11 | A | 14 00 37.14 | -13 56 00.8 | – | z | 704 |
| 1989-04-07 05:10:00 | – | 11 20 03.73 | +12 21 06.6 | – | – | 261 |
| 1989-04-07 06:04:59 | – | 11 19 58.86 | +12 21 24.1 | – | – | 261 |
| 1989-11-09 11:35:59 | – | 08 18 38.89 | +28 44 11.9 | – | – | 261 |
| 1989-11-09 12:51:00 | – | 08 18 33.38 | +28 45 09.9 | – | – | 261 |
| 1989-11-27 08:34:05 | A | 07 35 54.92 | +34 06 25.5 | – | – | 801 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1980-11-13 21:51:00 | -11441 | 4 | Hz | 2380 | -1 | -1 |
| 1980-11-13.910417 | -1144100 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-14 22:19:00 | -68200 | 4 | Hz | 2380 | -1 | -1 |
| 1980-11-14.929861 | -6820000 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-15 22:13:00 | -116132 | 4 | Hz | 2380 | -1 | -1 |
| 1980-11-15 23:48:00 | 60502961 | 20 | us | 2380 | -1 | -1 |
| 1980-11-15.925694 | -11613200 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-15.991667 | 6050296100 | 20000 | us | 2380 | 251 | 251 |
| 1980-11-16 22:07:00 | -155158 | 4 | Hz | 2380 | -1 | -1 |
| 1980-11-16 22:59:00 | 65410020 | 20 | us | 2380 | -1 | -1 |
| 1980-11-16 23:52:00 | 65622708 | 20 | us | 2380 | -1 | -1 |
| 1980-11-16.921528 | -15515800 | 400 | Hz | 2380 | 251 | 251 |
| 1980-11-16.957639 | 6541002000 | 20000 | us | 2380 | 251 | 251 |
| 1980-11-16.994444 | 6562270800 | 20000 | us | 2380 | 251 | 251 |
| 1980-11-18 00:02:00 | -190851 | 2 | Hz | 2380 | -1 | -1 |
| 1980-11-18 00:25:00 | 72158416 | 20 | us | 2380 | -1 | -1 |
| 1980-11-18 23:54:00 | -213090 | 2 | Hz | 2380 | -1 | -1 |
| 1980-11-18.001389 | -19085100 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-18.017361 | 7215841600 | 20000 | us | 2380 | 251 | 251 |
| 1980-11-18.995833 | -21309000 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-20 00:31:00 | -231568 | 2 | Hz | 2380 | -1 | -1 |
| 1980-11-20.021528 | -23156800 | 200 | Hz | 2380 | 251 | 251 |
| 1980-11-21 00:42:00 | -244953 | 2 | Hz | 2380 | -1 | -1 |
| 1980-11-21.029167 | -24495300 | 200 | Hz | 2380 | 251 | 251 |
| 2005-10-29 14:00:00 | 173284.4426 | 3 | Hz | 2380 | -1 | -1 |
| 2005-10-29.583333 | 17328444 | 300 | Hz | 2380 | 251 | 251 |
| 2005-10-30 13:42:00 | 98324079.05 | 2 | us | 2380 | -1 | -1 |
| 2005-10-30.570833 | 9832407905 | 2000 | us | 2380 | 251 | 251 |
| 2005-11-01 13:00:00 | 88027594.991 | 2.5 | us | 2380 | -1 | -1 |
| 2005-11-01.541667 | 8802759499 | 2500 | us | 2380 | 251 | 251 |
| 2005-11-02 12:14:00 | 83885961.44 | 3 | us | 2380 | -1 | -1 |
| 2005-11-02.509722 | 8388596144 | 3000 | us | 2380 | 251 | 251 |
| 2005-11-13 16:50:00 | 96127871 | 2 | us | 8560 | -14 | -14 |
| 2005-11-13.701389 | 9612787100 | 2000 | us | 8560 | 253 | 253 |