IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.3248812195 ± 2.00e+00 |
| Semi-major axis (a) | 1.2485978808 AU ± 3.00e+00 |
| Inclination (i) | 15.31792369° ± 4.00e+00 |
| Long. of Asc. Node (Ω) | 8.87018800° ± 5.00e+00 |
| Arg. of Perihelion (ω) | 233.73577246° ± 6.00e+00 |
| Mean Anomaly (M) | 7.07531822° ± 6.68e-05 |
| Mean Motion (n) | 0.7064450492°/day ± 2.55e+00 |
| Perihelion dist (q) | 0.84295188 AU ± 3.22e+00 |
| Aphelion dist (Q) | 1.65424388 AU ± 4.69e+00 |
| Orbital Period | 1.39519172 yr ± 5.03e+00 |
| NGA Model | r2 |
| A2 | -1.38437815e-06 AU/d² |
| H (abs. magnitude) | 17.14 |
|---|---|
| G (slope) | 0.15 |
1985 SD, 1985 TO2
| Source | IAA |
|---|---|
| Solution Date | 2026-04-26 |
| RMS Residual | 0.481″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.045618 AU |
| Observations Used | 2393 |
| Gaia Obs Used | 147 |
| Oppositions | 18 |
| Arc Total | 1953-2017 |
| First Observation Used | 1953-10-12 |
| Last Observation Used | 2025-01-18 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2013-10-29 20:30:22 | C | 01 48 20.74 | +31 35 16.1 | – | q | A84 |
| 2013-10-29 20:32:11 | C | 01 48 20.52 | +31 35 16.0 | – | q | A84 |
| 2013-10-29 20:34:00 | C | 01 48 20.30 | +31 35 15.9 | – | q | A84 |
| 2013-10-29 20:35:49 | C | 01 48 20.05 | +31 35 15.5 | – | q | A84 |
| 2013-10-29 20:37:39 | C | 01 48 19.84 | +31 35 15.5 | – | q | A84 |
| 2013-10-29 20:39:29 | C | 01 48 19.61 | +31 35 15.4 | – | q | A84 |
| 2013-10-29 20:43:08 | C | 01 48 19.20 | +31 35 15.4 | – | q | A84 |
| 2013-10-30 05:21:40 | C | 01 47 17.52 | +31 34 30.4 | – | q | 703 |
| 2013-10-30 05:28:13 | C | 01 47 16.71 | +31 34 30.2 | – | q | 703 |
| 2013-10-30 05:34:46 | C | 01 47 15.89 | +31 34 29.5 | – | q | 703 |
| 2013-10-30 06:03:50 | C | 01 47 12.33 | +31 34 27.1 | – | q | 703 |
| 2013-10-30 20:05:30 | C | 01 45 32.87 | +31 33 01.0 | – | q | A84 |
| 2013-10-30 20:07:20 | C | 01 45 32.65 | +31 33 00.7 | – | q | A84 |
| 2013-10-30 20:09:10 | C | 01 45 32.42 | +31 33 00.5 | – | q | A84 |
| 2013-10-30 20:11:00 | C | 01 45 32.20 | +31 33 00.4 | – | q | A84 |
| 2013-10-30 20:12:50 | C | 01 45 31.99 | +31 33 00.2 | – | q | A84 |
| 2013-10-30 20:14:41 | C | 01 45 31.76 | +31 33 00.0 | – | q | A84 |
| 2013-10-30 20:16:31 | C | 01 45 31.53 | +31 32 59.7 | – | q | A84 |
| 2013-10-30 20:18:21 | C | 01 45 31.31 | +31 32 59.7 | – | q | A84 |
| 2013-10-30 20:20:12 | C | 01 45 31.09 | +31 32 59.5 | – | q | A84 |
| 2013-10-30 20:22:03 | C | 01 45 30.86 | +31 32 59.3 | – | q | A84 |
| 2013-10-30 20:23:54 | C | 01 45 30.64 | +31 32 59.0 | – | q | A84 |
| 2013-10-30 20:25:45 | C | 01 45 30.41 | +31 32 58.8 | – | q | A84 |
| 2013-10-30 20:27:35 | C | 01 45 30.19 | +31 32 58.7 | – | q | A84 |
| 2013-10-30 20:29:25 | C | 01 45 29.96 | +31 32 58.4 | – | q | A84 |
| 2013-10-30 20:31:15 | C | 01 45 29.75 | +31 32 58.3 | – | q | A84 |
| 2013-10-30 20:33:06 | C | 01 45 29.52 | +31 32 58.2 | – | q | A84 |
| 2013-10-30 20:34:56 | C | 01 45 29.29 | +31 32 58.0 | – | q | A84 |
| 2013-10-30 20:36:46 | C | 01 45 29.08 | +31 32 57.8 | – | q | A84 |
| 2013-10-30 20:38:35 | C | 01 45 28.85 | +31 32 57.5 | – | q | A84 |
| 2013-11-03 04:08:25 | C | 01 36 24.73 | +31 21 18.8 | – | P | U82 |
| 2013-11-03 04:55:25 | C | 01 36 19.38 | +31 21 11.0 | – | P | U82 |
| 2013-11-03 05:43:36 | C | 01 36 13.87 | +31 21 02.3 | – | P | U82 |
| 2013-11-03 06:30:37 | C | 01 36 08.54 | +31 20 54.0 | – | P | U82 |
| 2013-11-03 07:18:46 | C | 01 36 03.05 | +31 20 45.2 | – | P | U82 |
| 2013-11-05 03:20:39 | C | 01 31 19.93 | +31 11 48.5 | – | P | U82 |
| 2013-11-05 04:14:57 | C | 01 31 14.02 | +31 11 37.7 | – | P | U82 |
| 2013-11-05 05:03:33 | C | 01 31 08.78 | +31 11 27.3 | – | P | U82 |
| 2013-11-05 05:50:34 | C | 01 31 03.65 | +31 11 17.3 | – | P | U82 |
| 2013-11-05 06:38:38 | C | 01 30 58.42 | +31 11 06.5 | – | P | U82 |
| 2013-11-06 03:57:48 | C | 01 28 46.89 | +31 06 12.6 | – | P | U82 |
| 2013-11-06 04:44:48 | C | 01 28 41.93 | +31 06 02.3 | – | P | U82 |
| 2013-11-06 05:33:18 | C | 01 28 36.83 | +31 05 51.1 | – | P | U82 |
| 2013-11-09 15:49:07 | C | 01 20 41.09 | +30 44 17.6 | – | o | C41 |
| 2013-11-09 18:48:05 | C | 01 20 24.24 | +30 43 28.9 | – | o | C41 |
| 2013-11-11 06:11:33 | C | 01 17 17.03 | +30 33 12.9 | – | q | 703 |
| 2013-11-11 06:24:41 | C | 01 17 15.82 | +30 33 08.7 | – | q | 703 |
| 2013-11-11 06:39:01 | C | 01 17 14.54 | +30 33 04.2 | – | q | 703 |
| 2013-11-11 06:46:16 | C | 01 17 13.92 | +30 33 01.6 | – | q | 703 |
| 2013-11-12 02:56:19 | C | 01 15 32.69 | +30 26 56.5 | – | q | H45 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1999-03-22 19:00:00 | 256120.928 | 2 | Hz | 8560 | -14 | -14 |
| 1999-03-22 19:10:00 | 255413.3 | 0.8 | Hz | 8560 | -14 | -14 |
| 1999-03-22 20:20:00 | 60196743 | 15 | us | 8560 | -14 | -14 |
| 1999-03-23 17:20:00 | 200657.153 | 2 | Hz | 8560 | -14 | -14 |
| 1999-03-23 18:00:00 | 58222201 | 13 | us | 8560 | -14 | -14 |
| 1999-03-23 19:40:00 | 189775.86 | 0.6 | Hz | 8560 | -14 | -14 |
| 1999-03-24 19:20:00 | 56606774 | 10 | us | 8560 | -14 | -14 |
| 1999-03-24 19:50:00 | 56581684 | 6 | us | 8560 | -14 | -14 |
| 1999-03-24 20:40:00 | 56541351.5 | 3 | us | 8560 | -14 | -14 |
| 1999-03-24 22:40:00 | 98798.44 | 0.6 | Hz | 8560 | -14 | -14 |
| 1999-03-25 18:20:00 | 55871151.77 | 0.35 | us | 8560 | -14 | -14 |
| 1999-03-25 18:30:00 | 49750.55 | 0.6 | Hz | 8560 | -14 | -14 |
| 1999-03-25 20:00:00 | 55839294.5 | 3 | us | 8560 | -14 | -14 |
| 1999-03-26 03:00:00 | 55794584.04 | 3 | us | 8560 | -14 | -14 |
| 1999-03-26 19:00:00 | 55883749.15 | 3 | us | 8560 | -14 | -14 |
| 1999-03-26 23:10:00 | 55968454.29 | 0.35 | us | 8560 | -14 | -14 |
| 1999-03-26 23:10:00 | -64518.617 | 2.5 | Hz | 8560 | -14 | -14 |