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 |
|---|---|---|---|---|---|---|
| 2023-12-08 06:31:42 | C | 07 20 32.690 | +57 10 27.88 | – | V | 703 |
| 2023-12-08 06:34:53 | C | 07 20 32.550 | +57 10 30.94 | – | V | 703 |
| 2023-12-08 06:38:03 | C | 07 20 32.320 | +57 10 33.60 | – | V | 703 |
| 2023-12-08 06:41:13 | C | 07 20 32.010 | +57 10 36.66 | – | V | 703 |
| 2023-12-08 11:49:38 | C | 07 20 06.617 | +57 15 17.86 | – | V | T05 |
| 2023-12-08 11:52:14 | C | 07 20 06.374 | +57 15 19.76 | – | V | T05 |
| 2023-12-08 11:57:27 | C | 07 20 05.923 | +57 15 24.52 | – | V | T05 |
| 2023-12-08 12:34:06 | C | 07 20 02.674 | +57 15 56.95 | – | V | T05 |
| 2023-12-10 05:49:14 | C | 07 16 29.485 | +57 52 18.30 | – | V | G96 |
| 2023-12-10 05:56:51 | C | 07 16 28.772 | +57 52 25.18 | – | V | G96 |
| 2023-12-10 06:04:26 | C | 07 16 28.042 | +57 52 32.02 | – | V | G96 |
| 2023-12-10 06:12:00 | C | 07 16 27.318 | +57 52 38.82 | – | V | G96 |
| 2023-12-10 06:31:46 | C | 07 16 25.439 | +57 52 56.24 | – | V | 703 |
| 2023-12-10 06:34:57 | C | 07 16 25.136 | +57 52 59.70 | – | V | 703 |
| 2023-12-10 06:38:07 | C | 07 16 24.892 | +57 53 02.29 | – | V | 703 |
| 2023-12-10 06:41:17 | C | 07 16 24.488 | +57 53 05.46 | – | V | 703 |
| 2023-12-11 04:38:27 | S | 07 15 16.752 | +58 15 23.65 | – | V | C57 |
| 2023-12-11 04:38:27 | s | 1 +219217.61 | 5 +80979.073 | 0.921 | – | C57 |
| 2023-12-11 07:18:27 | S | 07 15 02.515 | +58 17 53.77 | – | V | C57 |
| 2023-12-11 07:18:27 | s | 1 +221494.76 | 3 +90074.783 | 0.972 | – | C57 |
| 2023-12-11 07:38:27 | S | 07 15 00.197 | +58 18 09.22 | – | V | C57 |
| 2023-12-11 07:38:27 | s | 1 +221758.40 | 5 +91203.549 | 0.401 | – | C57 |
| 2023-12-11 08:18:27 | S | 07 14 57.230 | +58 18 48.35 | – | V | C57 |
| 2023-12-11 08:18:27 | s | 1 +222271.98 | 6 +93455.503 | 0.789 | – | C57 |
| 2023-12-11 08:38:27 | S | 07 14 55.296 | +58 19 05.20 | – | V | C57 |
| 2023-12-11 08:38:27 | s | 1 +222521.85 | 1 +94578.618 | 0.699 | – | C57 |
| 2023-12-11 10:38:27 | S | 07 14 44.417 | +58 20 59.82 | – | V | C57 |
| 2023-12-11 10:38:27 | s | 1 +223925.93 | 9 +101276.73 | 0.186 | – | C57 |
| 2023-12-11 10:58:27 | S | 07 14 42.310 | +58 21 18.58 | – | V | C57 |
| 2023-12-11 10:58:27 | s | 1 +224144.21 | 6 +102386.18 | 0.93 | – | C57 |
| 2023-12-11 11:58:27 | S | 07 14 37.267 | +58 22 15.78 | – | V | C57 |
| 2023-12-11 11:58:27 | s | 1 +224772.29 | 9 +105702.40 | 0.193 | – | C57 |
| 2023-12-11 12:03:28 | C | 07 13 35.134 | +58 18 29.05 | – | V | T08 |
| 2023-12-11 12:09:05 | C | 07 13 34.586 | +58 18 33.84 | – | V | T08 |
| 2023-12-11 12:18:27 | C | 07 13 33.610 | +58 18 41.72 | – | V | T08 |
| 2023-12-11 12:38:27 | S | 07 14 32.789 | +58 22 53.36 | – | V | C57 |
| 2023-12-11 12:38:27 | s | 1 +225168.88 | 7 +107902.98 | 0.927 | – | C57 |
| 2023-12-11 12:43:40 | C | 07 13 30.965 | +58 19 03.22 | – | V | T08 |
| 2023-12-11 12:48:20 | C | 07 13 30.391 | +58 19 07.28 | – | V | T08 |
| 2023-12-11 12:58:02 | C | 07 13 29.369 | +58 19 14.88 | – | V | T08 |
| 2023-12-11 12:58:27 | S | 07 14 30.974 | +58 23 12.19 | – | V | C57 |
| 2023-12-11 12:58:27 | s | 1 +225360.61 | 7 +109000.16 | 0.938 | – | C57 |
| 2023-12-11 13:38:27 | S | 07 14 28.138 | +58 23 46.64 | – | V | C57 |
| 2023-12-11 13:38:27 | s | 1 +225730.67 | 5 +111188.46 | 0.162 | – | C57 |
| 2023-12-11 13:44:51 | C | 07 13 24.446 | +58 19 54.34 | – | V | T08 |
| 2023-12-11 13:54:20 | C | 07 13 23.422 | +58 20 02.22 | – | V | T08 |
| 2023-12-11 13:58:27 | S | 07 14 25.428 | +58 24 04.50 | – | V | C57 |
| 2023-12-11 13:58:27 | s | 1 +225909.29 | 6 +112279.35 | 0.539 | – | C57 |
| 2023-12-11 14:38:27 | S | 07 14 22.697 | +58 24 37.98 | – | V | C57 |
| 2023-12-11 14:38:27 | s | 1 +226253.50 | 5 +114454.72 | 0.759 | – | C57 |
| 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 |