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 |
|---|---|---|---|---|---|---|
| 2022-05-27 05:58:20 | C | 12 33 00.173 | -14 22 08.47 | – | V | 703 |
| 2022-05-27 06:06:27 | C | 12 33 00.547 | -14 22 08.00 | – | V | 703 |
| 2022-06-01 04:41:23 | C | 12 37 59.844 | -14 12 22.18 | – | V | G96 |
| 2022-06-01 04:48:50 | C | 12 38 00.136 | -14 12 21.71 | – | V | G96 |
| 2022-06-01 04:56:17 | C | 12 38 00.452 | -14 12 21.24 | – | V | G96 |
| 2022-06-01 05:03:44 | C | 12 38 00.758 | -14 12 20.84 | – | V | G96 |
| 2022-06-02 04:57:32 | C | 12 39 03.780 | -14 11 04.99 | – | U | I41 |
| 2022-06-02 05:35:53 | C | 12 39 05.400 | -14 11 03.01 | – | U | I41 |
| 2022-06-07 03:43:12 | C | 12 44 28.806 | -14 07 58.44 | – | V | 703 |
| 2022-06-07 03:51:44 | C | 12 44 29.260 | -14 07 58.91 | – | V | 703 |
| 2022-06-07 04:00:16 | C | 12 44 29.594 | -14 07 59.16 | – | V | 703 |
| 2022-06-07 04:08:48 | C | 12 44 30.059 | -14 07 59.88 | – | V | 703 |
| 2023-05-28 13:56:05 | C | 21 09 45.083 | -16 18 55.08 | – | X | F51 |
| 2023-05-28 14:04:26 | C | 21 09 45.099 | -16 18 54.44 | – | X | F51 |
| 2023-05-28 14:21:06 | C | 21 09 45.157 | -16 18 53.60 | – | X | F51 |
| 2023-06-18 13:20:53 | C | 21 05 33.457 | -16 10 14.76 | – | X | F51 |
| 2023-06-18 13:37:45 | C | 21 05 33.081 | -16 10 15.22 | – | X | F51 |
| 2023-06-18 13:54:35 | C | 21 05 32.696 | -16 10 15.82 | – | X | F51 |
| 2023-06-18 14:11:31 | C | 21 05 32.333 | -16 10 16.24 | – | X | F51 |
| 2023-06-27 12:13:32 | C | 20 59 53.314 | -16 20 59.90 | – | X | F52 |
| 2023-06-27 12:30:06 | C | 20 59 52.759 | -16 21 01.16 | – | X | F52 |
| 2023-06-27 12:46:40 | C | 20 59 52.204 | -16 21 02.23 | – | X | F52 |
| 2023-06-27 13:03:13 | C | 20 59 51.662 | -16 21 03.40 | – | X | F52 |
| 2023-07-08 08:51:37 | C | 20 49 56.924 | -16 44 22.78 | – | V | G96 |
| 2023-07-08 08:59:27 | C | 20 49 56.564 | -16 44 23.64 | – | V | G96 |
| 2023-07-08 09:08:11 | C | 20 49 56.179 | -16 44 24.61 | – | V | G96 |
| 2023-07-08 09:15:00 | C | 20 49 55.844 | -16 44 25.22 | – | V | G96 |
| 2023-07-09 10:53:34 | C | 20 48 47.273 | -16 47 12.92 | – | X | F51 |
| 2023-07-09 11:10:16 | C | 20 48 46.499 | -16 47 14.75 | – | X | F51 |
| 2023-07-09 11:26:56 | C | 20 48 45.732 | -16 47 16.70 | – | X | F51 |
| 2023-07-22 10:46:48 | C | 20 32 59.164 | -17 26 00.54 | – | X | F51 |
| 2023-07-22 11:04:29 | C | 20 32 58.174 | -17 26 02.94 | – | X | F51 |
| 2023-07-22 11:22:10 | C | 20 32 57.164 | -17 26 05.25 | – | X | F51 |
| 2023-07-22 11:39:50 | C | 20 32 56.163 | -17 26 07.72 | – | X | F51 |
| 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 |