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 |
|---|---|---|---|---|---|---|
| 2024-02-15 07:33:39 | C | 04 32 02.827 | +51 06 00.54 | – | V | T05 |
| 2024-02-15 07:39:13 | C | 04 32 02.935 | +51 05 55.93 | – | V | T05 |
| 2024-02-15 07:47:25 | C | 04 32 03.168 | +51 05 49.88 | – | V | T05 |
| 2024-02-15 08:03:50 | C | 04 32 03.641 | +51 05 36.06 | – | V | T05 |
| 2024-02-28 07:44:40 | C | 04 47 47.124 | +47 10 24.20 | – | V | T08 |
| 2024-02-28 07:49:30 | C | 04 47 47.419 | +47 10 20.71 | – | V | T08 |
| 2024-02-28 07:57:36 | C | 04 47 47.940 | +47 10 14.45 | – | V | T08 |
| 2024-02-28 08:13:23 | C | 04 47 48.934 | +47 10 02.57 | – | V | T08 |
| 2024-03-19 07:07:57 | C | 05 27 28.061 | +41 30 05.40 | – | V | T08 |
| 2024-03-19 07:12:43 | C | 05 27 28.565 | +41 30 01.91 | – | V | T08 |
| 2024-03-19 07:20:19 | C | 05 27 29.237 | +41 29 55.93 | – | V | T08 |
| 2024-03-19 07:20:58 | C | 05 27 29.309 | +41 29 56.33 | – | V | T08 |
| 2024-03-19 07:25:12 | C | 05 27 29.671 | +41 29 52.94 | – | V | T08 |
| 2024-03-29 07:31:08 | C | 05 51 38.422 | +38 32 22.63 | – | V | T08 |
| 2024-03-29 07:35:48 | C | 05 51 38.885 | +38 32 18.82 | – | V | T08 |
| 2024-03-29 07:46:00 | C | 05 51 39.910 | +38 32 10.25 | – | V | T08 |
| 2024-03-29 08:23:52 | C | 05 51 43.942 | +38 31 41.20 | – | V | T08 |
| 2024-03-30 06:00:03 | C | 05 53 59.856 | +38 15 04.57 | – | V | T05 |
| 2024-03-30 06:07:36 | C | 05 54 00.674 | +38 14 58.74 | – | V | T05 |
| 2024-03-30 06:17:40 | C | 05 54 01.634 | +38 14 50.89 | – | V | T05 |
| 2024-03-30 06:21:42 | C | 05 54 02.050 | +38 14 47.15 | – | V | T05 |
| 2024-04-02 06:28:42 | C | 06 01 40.042 | +37 18 07.27 | – | V | T08 |
| 2024-04-02 07:01:34 | C | 06 01 43.433 | +37 17 40.20 | – | V | T08 |
| 2024-04-02 07:32:14 | C | 06 01 46.651 | +37 17 15.36 | – | V | T08 |
| 2024-04-10 05:52:37 | C | 06 22 26.479 | +34 38 30.16 | – | V | T05 |
| 2024-04-10 06:12:29 | C | 06 22 28.606 | +34 38 12.44 | – | V | T05 |
| 2024-04-10 06:32:20 | C | 06 22 30.773 | +34 37 54.37 | – | V | T05 |
| 2024-04-10 06:36:18 | C | 06 22 31.145 | +34 37 51.28 | – | V | T05 |
| 2024-04-18 04:05:09 | C | 06 43 31.868 | +31 43 25.36 | – | V | 703 |
| 2024-04-18 04:08:30 | C | 06 43 32.164 | +31 43 21.36 | – | V | 703 |
| 2024-04-18 04:11:50 | C | 06 43 32.495 | +31 43 18.48 | – | V | 703 |
| 2024-04-18 04:15:10 | C | 06 43 32.830 | +31 43 16.25 | – | V | 703 |
| 2024-04-26 03:32:48 | C | 07 04 49.069 | +28 27 07.92 | – | V | 703 |
| 2024-04-26 03:39:30 | C | 07 04 49.760 | +28 26 59.60 | – | V | 703 |
| 2024-04-26 03:42:51 | C | 07 04 50.128 | +28 26 57.30 | – | V | 703 |
| 2024-04-29 03:35:51 | C | 07 12 46.217 | +27 07 20.86 | – | V | 703 |
| 2024-04-29 03:39:12 | C | 07 12 46.562 | +27 07 17.62 | – | V | 703 |
| 2024-04-29 03:42:32 | C | 07 12 46.973 | +27 07 13.15 | – | V | 703 |
| 2024-04-30 03:48:37 | C | 07 15 25.866 | +26 39 46.19 | – | V | 703 |
| 2024-04-30 03:51:58 | C | 07 15 26.251 | +26 39 42.12 | – | V | 703 |
| 2024-04-30 03:55:19 | C | 07 15 26.672 | +26 39 38.45 | – | V | 703 |
| 2024-04-30 03:58:40 | C | 07 15 26.924 | +26 39 34.74 | – | V | 703 |
| 2024-05-03 03:38:59 | C | 07 23 17.106 | +25 15 34.38 | – | V | 703 |
| 2024-05-03 03:42:19 | C | 07 23 17.423 | +25 15 30.64 | – | V | 703 |
| 2024-05-03 03:45:40 | C | 07 23 17.754 | +25 15 28.66 | – | V | 703 |
| 2024-05-03 03:49:01 | C | 07 23 18.204 | +25 15 24.08 | – | V | 703 |
| 2024-05-03 04:06:38 | C | 07 23 20.065 | +25 15 01.15 | – | V | V00 |
| 2024-05-03 04:14:44 | C | 07 23 20.926 | +25 14 51.40 | – | V | V00 |
| 2024-05-03 04:22:48 | C | 07 23 21.793 | +25 14 41.57 | – | V | V00 |
| 2024-05-03 04:30:53 | C | 07 23 22.664 | +25 14 31.63 | – | V | V00 |
| 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 |