IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.5061419644 ± 2.00e+00 |
| Semi-major axis (a) | 1.8416500846 AU ± 3.00e+00 |
| Inclination (i) | 5.40998079° ± 4.00e+00 |
| Long. of Asc. Node (Ω) | 294.72384111° ± 5.00e+00 |
| Arg. of Perihelion (ω) | 173.50914524° ± 6.00e+00 |
| Mean Anomaly (M) | 195.60461677° ± 8.67e-06 |
| Mean Motion (n) | 0.3943679385°/day ± 9.64e-01 |
| Perihelion dist (q) | 0.90951369 AU ± 3.97e+00 |
| Aphelion dist (Q) | 2.77378648 AU ± 5.83e+00 |
| Orbital Period | 2.49925561 yr ± 6.11e+00 |
| NGA Model | r2 |
| A2 | 3.86027242e-06 AU/d² |
| H (abs. magnitude) | 16.96 |
|---|---|
| G (slope) | 0.15 |
1981 UX12, 1991 TS1
| Source | IAA |
|---|---|
| Solution Date | 2026-04-26 |
| RMS Residual | 0.284″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.047842 AU |
| Observations Used | 2241 |
| Radar Obs Used | 9 |
| Gaia Obs Used | 55 |
| Oppositions | 22 |
| Arc Total | 1981-2017 |
| First Observation Used | 1991-09-12 |
| Last Observation Used | 2023-07-22 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2006-09-16 23:56:11 | C | 00 44 40.69 | +18 50 58.6 | 17.6 | r | 084 |
| 2006-09-17 00:01:22 | C | 00 44 40.48 | +18 50 59.8 | 17.5 | r | 084 |
| 2006-09-17 20:43:25 | C | 00 43 52.24 | +18 57 12.4 | 17.6 | r | 084 |
| 2006-09-17 20:48:35 | C | 00 43 52.02 | +18 57 13.4 | 17.5 | r | 084 |
| 2006-09-20 20:13:37 | C | 00 40 44.84 | +19 17 23.0 | – | r | 113 |
| 2006-09-20 20:17:08 | C | 00 40 44.71 | +19 17 24.2 | – | r | 113 |
| 2006-09-20 20:20:31 | C | 00 40 44.50 | +19 17 24.5 | – | r | 113 |
| 2006-09-21 00:58:19 | C | 00 40 30.48 | +19 18 37.4 | 17.3 | r | 084 |
| 2006-09-21 01:03:29 | C | 00 40 30.20 | +19 18 38.9 | 17.4 | r | 084 |
| 2006-09-21 20:02:45 | C | 00 39 35.36 | +19 23 36.1 | 17.4 | r | 084 |
| 2006-09-21 20:07:55 | C | 00 39 35.07 | +19 23 37.5 | 17.4 | r | 084 |
| 2006-09-22 01:15:24 | C | 00 39 19.05 | +19 24 55.8 | 17.4 | r | 084 |
| 2006-09-22 07:29:13 | C | 00 39 00.48 | +19 26 37.6 | 16.8 | c | 704 |
| 2006-09-22 07:48:12 | C | 00 38 59.46 | +19 26 42.6 | 17.2 | c | 704 |
| 2006-09-22 08:05:50 | C | 00 38 58.52 | +19 26 47.2 | 17.3 | c | 704 |
| 2006-09-22 08:15:46 | C | 00 38 58.05 | +19 26 48.7 | – | o | 699 |
| 2006-09-22 08:23:25 | C | 00 38 57.48 | +19 26 51.7 | 17.2 | c | 704 |
| 2006-09-22 08:40:57 | C | 00 38 56.52 | +19 26 55.6 | 17.3 | c | 704 |
| 2006-09-22 09:08:26 | C | 00 38 55.16 | +19 27 01.8 | – | o | 699 |
| 2006-09-22 09:34:44 | C | 00 38 53.64 | +19 27 10.9 | – | o | 699 |
| 2006-09-22 22:12:11 | C | 00 38 14.92 | +19 30 09.8 | 17.2 | r | 084 |
| 2006-09-23 22:12:45 | C | 00 36 57.77 | +19 35 53.6 | 17.2 | r | 084 |
| 2006-09-23 22:17:55 | C | 00 36 57.46 | +19 35 54.8 | 17.4 | r | 084 |
| 2006-09-25 04:05:02 | C | 00 35 17.58 | +19 42 40.0 | 16.7 | r | G63 |
| 2006-09-25 04:08:31 | C | 00 35 17.46 | +19 42 39.5 | 16.7 | r | G63 |
| 2006-09-25 04:11:41 | C | 00 35 17.28 | +19 42 40.5 | 16.6 | r | G63 |
| 2006-09-25 04:13:49 | C | 00 35 16.95 | +19 42 39.9 | 16.5 | r | G63 |
| 2006-09-25 04:17:36 | C | 00 35 16.81 | +19 42 41.4 | 17.2 | r | G63 |
| 2006-09-25 05:35:18 | C | 00 35 12.12 | +19 43 03.4 | – | r | 703 |
| 2006-09-25 05:47:02 | C | 00 35 11.40 | +19 43 05.9 | – | r | 703 |
| 2006-09-25 05:58:48 | C | 00 35 10.68 | +19 43 08.3 | – | r | 703 |
| 2006-09-25 06:10:34 | C | 00 35 09.96 | +19 43 11.2 | – | r | 703 |
| 2006-09-25 21:56:53 | C | 00 34 14.03 | +19 46 25.5 | 17.3 | r | 084 |
| 2006-09-25 22:02:03 | C | 00 34 13.67 | +19 46 26.7 | 17.2 | r | 084 |
| 2006-09-26 21:04:02 | C | 00 32 49.87 | +19 51 05.3 | 17.2 | r | 084 |
| 2006-09-26 21:09:12 | C | 00 32 49.57 | +19 51 06.1 | 17.1 | r | 084 |
| 2006-09-28 05:59:09 | C | 00 30 44.67 | +19 57 19.4 | – | r | 703 |
| 2006-09-28 06:08:32 | C | 00 30 44.02 | +19 57 21.1 | – | r | 703 |
| 2006-09-28 06:17:54 | C | 00 30 43.41 | +19 57 22.9 | – | r | 703 |
| 2006-09-28 06:27:14 | C | 00 30 42.76 | +19 57 24.6 | – | r | 703 |
| 2006-09-29 23:07:24 | C | 00 27 58.92 | +20 04 03.8 | – | o | 493 |
| 2006-09-29 23:38:21 | C | 00 27 56.39 | +20 04 05.9 | – | c | A41 |
| 2006-09-29 23:52:35 | C | 00 27 55.69 | +20 04 10.7 | – | o | 493 |
| 2006-09-30 00:16:17 | C | 00 27 53.63 | +20 04 11.6 | – | c | A41 |
| 2006-09-30 00:26:19 | C | 00 27 53.17 | +20 04 15.8 | – | o | 493 |
| 2006-09-30 19:48:06 | C | 00 26 32.75 | +20 07 01.1 | – | o | 493 |
| 2006-09-30 20:41:48 | C | 00 26 28.80 | +20 07 09.3 | – | o | 493 |
| 2006-09-30 21:29:24 | C | 00 26 25.25 | +20 07 17.0 | – | o | 493 |
| 2006-10-01 19:51:00 | C | 00 24 48.62 | +20 10 09.9 | – | o | 493 |
| 2006-10-01 20:37:39 | C | 00 24 45.12 | +20 10 16.2 | – | o | 493 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1997-01-10 18:20:00 | 3731 | 5 | Hz | 8510 | -14 | -14 |
| 1997-01-10.763889 | 373100 | 500 | Hz | 8510 | 253 | 253 |
| 1997-01-11 19:10:00 | 75008124 | 5 | us | 8510 | -14 | -14 |
| 1997-01-11.798611 | 7500812400 | 5000 | us | 8510 | 253 | 253 |
| 2007-01-03 20:11:00 | 116048715 | 3 | us | 2380 | -1 | -1 |
| 2007-01-03.840972 | 11604871500 | 3000 | us | 2380 | 251 | 251 |
| 2007-01-05 19:44:00 | 107738375 | 3 | us | 2380 | -1 | -1 |
| 2007-01-05.822222 | 10773837500 | 3000 | us | 2380 | 251 | 251 |
| 2012-01-04 19:48:00 | 130959255.88 | 4 | us | 2380 | -1 | -1 |
| 2012-01-04.825000 | 13095925588 | 4000 | us | 2380 | 251 | 251 |
| 2012-01-05 20:03:00 | 126342351.27 | 1.5 | us | 2380 | -1 | -1 |
| 2012-01-05 20:03:00 | 125051.5857 | 2 | Hz | 2380 | -1 | -1 |
| 2012-01-05.835417 | 12634235127 | 1500 | us | 2380 | 251 | 251 |
| 2012-01-06 19:57:00 | 121823721.51 | 1.5 | us | 2380 | -1 | -1 |
| 2012-01-06 19:57:00 | 124021.9515 | 1 | Hz | 2380 | -1 | -1 |
| 2012-01-06.831250 | 12182372151 | 1500 | us | 2380 | 251 | 251 |
| 2012-01-16 00:00:00 | 84103212.02 | 6 | us | 8560 | -14 | -14 |
| 2012-01-16.000000 | 8410321202 | 6000 | us | 8560 | 253 | 253 |
| 2012-01-20 22:10:00 | 70243830.8 | 4 | us | 8560 | -14 | -14 |
| 2012-01-20.923611 | 7024383080 | 4000 | us | 8560 | 253 | 253 |
| 2017-01-04 20:19:00 | 128728700.47 | 4 | us | 2380 | -1 | -1 |
| 2017-01-16 22:00:00 | 79320383.6 | 2 | us | 8560 | -14 | -14 |