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 |
|---|---|---|---|---|---|---|
| 2024-01-02 01:28:26 | s | 1 -107636.95 | 7 +37846.855 | 0.502 | – | C57 |
| 2024-01-02 02:28:26 | S | 05 52 29.750 | +62 32 07.48 | – | V | C57 |
| 2024-01-02 02:28:26 | s | 1 -108394.52 | 8 +31591.771 | 0.656 | – | C57 |
| 2024-01-02 05:48:26 | S | 05 51 52.774 | +62 31 30.72 | – | V | C57 |
| 2024-01-02 05:48:26 | s | 1 -109939.54 | 4 +10503.389 | 0.152 | – | C57 |
| 2024-01-02 06:08:26 | S | 05 51 48.866 | +62 31 26.44 | – | V | C57 |
| 2024-01-02 06:08:26 | s | 1 -110005.86 | 8 + 8381.186 | 0.082 | – | C57 |
| 2024-01-02 06:28:26 | S | 05 51 44.854 | +62 31 26.18 | – | V | C57 |
| 2024-01-02 06:28:26 | s | 1 -110055.57 | 5 + 6257.734 | 0.422 | – | C57 |
| 2024-01-02 06:48:26 | S | 05 51 41.390 | +62 31 20.53 | – | V | C57 |
| 2024-01-02 06:48:26 | s | 1 -110088.34 | 2 + 4133.333 | 0.968 | – | C57 |
| 2024-01-02 07:08:26 | S | 05 51 37.843 | +62 31 12.43 | – | V | C57 |
| 2024-01-02 07:08:26 | s | 1 -110103.72 | 6 + 2008.298 | 0.402 | – | C57 |
| 2024-01-02 07:28:26 | S | 05 51 34.080 | +62 31 12.32 | – | V | C57 |
| 2024-01-02 07:28:26 | s | 1 -110101.93 | 4 - 117.032 | 0.043 | – | C57 |
| 2024-01-02 08:08:26 | S | 05 51 27.053 | +62 31 04.66 | – | V | C57 |
| 2024-01-02 08:08:26 | s | 1 -110045.41 | 3 - 4367.235 | 0.059 | – | C57 |
| 2024-01-02 08:48:26 | S | 05 51 19.075 | +62 30 52.42 | – | V | C57 |
| 2024-01-02 08:48:26 | s | 1 -109917.48 | 9 - 8614.522 | 0.745 | – | C57 |
| 2024-01-02 09:08:26 | S | 05 51 15.235 | +62 30 53.28 | – | V | C57 |
| 2024-01-02 09:08:26 | s | 1 -109826.03 | 9 -10736.154 | 0.599 | – | C57 |
| 2024-01-02 09:28:26 | S | 05 51 11.899 | +62 30 47.56 | – | V | C57 |
| 2024-01-02 09:28:26 | s | 1 -109716.36 | 4 -12855.981 | 0.388 | – | C57 |
| 2024-01-02 09:48:26 | S | 05 51 08.866 | +62 30 45.79 | – | V | C57 |
| 2024-01-02 09:48:26 | s | 1 -109588.15 | 3 -14973.617 | 0.95 | – | C57 |
| 2024-01-02 10:06:01 | C | 05 51 38.966 | +62 33 10.26 | – | V | T05 |
| 2024-01-02 10:08:26 | S | 05 51 04.915 | +62 30 40.82 | – | V | C57 |
| 2024-01-02 10:08:26 | s | 1 -109440.97 | 1 -17088.635 | 110.0 | – | C57 |
| 2024-01-02 10:10:03 | C | 05 51 38.225 | +62 33 10.01 | – | V | T05 |
| 2024-01-02 10:17:59 | C | 05 51 36.667 | +62 33 09.90 | – | V | T05 |
| 2024-01-02 10:28:26 | S | 05 51 01.061 | +62 30 45.47 | – | V | C57 |
| 2024-01-02 10:28:26 | s | 1 -109275.08 | 6 -19200.710 | 9510.0 | – | C57 |
| 2024-01-02 10:48:26 | S | 05 50 57.629 | +62 30 37.91 | – | V | C57 |
| 2024-01-02 10:48:26 | s | 1 -109090.20 | 0 -21309.424 | 6260.0 | – | C57 |
| 2024-01-02 11:08:26 | S | 05 50 53.930 | +62 30 31.36 | – | V | C57 |
| 2024-01-02 11:08:26 | s | 1 -108885.88 | 3 -23414.317 | 7820.0 | – | C57 |
| 2024-01-02 11:08:56 | C | 05 51 26.825 | +62 33 07.88 | – | V | T05 |
| 2024-01-02 11:28:26 | S | 05 50 50.762 | +62 30 25.09 | – | V | C57 |
| 2024-01-02 11:28:26 | s | 1 -108662.42 | 9 -25515.068 | 8200.0 | – | C57 |
| 2024-01-04 09:44:42 | C | 05 42 54.180 | +62 29 28.68 | – | V | T08 |
| 2024-01-04 09:49:21 | C | 05 42 53.306 | +62 29 28.07 | – | V | T08 |
| 2024-01-04 09:57:31 | C | 05 42 51.780 | +62 29 27.13 | – | V | T08 |
| 2024-01-04 10:05:43 | C | 05 42 50.174 | +62 29 25.91 | – | V | T08 |
| 2024-01-04 10:12:36 | C | 05 42 48.881 | +62 29 25.04 | – | V | T08 |
| 2024-01-04 10:13:21 | C | 05 42 48.715 | +62 29 24.79 | – | V | T08 |
| 2024-01-04 10:28:27 | C | 05 42 45.874 | +62 29 22.60 | – | V | T08 |
| 2024-01-06 09:18:54 | C | 05 34 23.146 | +62 20 55.25 | – | V | T05 |
| 2024-01-06 09:27:24 | C | 05 34 21.583 | +62 20 53.66 | – | V | T05 |
| 2024-01-06 09:32:38 | C | 05 34 20.633 | +62 20 52.08 | – | V | T05 |
| 2024-01-06 09:40:19 | C | 05 34 19.222 | +62 20 50.50 | – | V | T05 |
| 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 |