IAA SBSS Data Base| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.5381207270 ± 5.42e-09 |
| Semi-major axis (a) | 1.8933719410 AU ± 4.50e-10 |
| Inclination (i) | 41.20633494° ± 7.87e-07 |
| Long. of Asc. Node (Ω) | 63.44668864° ± 1.04e-06 |
| Arg. of Perihelion (ω) | 293.09862767° ± 1.07e-06 |
| Mean Anomaly (M) | 140.66424737° ± 8.67e-07 |
| Mean Motion (n) | 0.3783191899°/day ± 1.35e-10 |
| Perihelion dist (q) | 0.87450926 AU ± 1.03e-08 |
| Aphelion dist (Q) | 2.91223463 AU ± 1.03e-08 |
| Orbital Period | 2.60527700 yr ± 9.28e-10 |
| H (abs. magnitude) | 12.48 |
|---|---|
| G (slope) | 0.15 |
| Source | IAA |
|---|---|
| Solution Date | 2026-05-31 |
| RMS Residual | 0.220″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.102869 AU |
| Observations Used | 9210 |
| Radar Obs Used | 1 |
| Gaia Obs Used | 79 |
| Oppositions | 38 |
| Arc Total | 1955-2026 |
| First Observation Used | 1955-01-26 |
| Last Observation Used | 2026-04-06 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1985-12-05 19:56:00 | A | 00 44 28.70 | +03 47 02.4 | – | – | 026 |
| 1985-12-10 20:59:00 | A | 00 49 39.92 | +17 58 14.3 | – | – | 026 |
| 1985-12-15 23:06:59 | A | 00 55 16.67 | +27 17 07.6 | – | – | 026 |
| 1985-12-19 19:00:14 | A | 00 59 53.66 | +32 12 17.9 | – | – | 026 |
| 1985-12-21 19:07:59 | A | 01 02 26.54 | +34 17 29.0 | – | – | 026 |
| 1986-01-04 20:49:30 | A | 01 23 13.42 | +43 35 01.0 | 14.5 | – | 026 |
| 1986-01-12 02:50:17 | A | 01 35 57.76 | +46 23 43.9 | – | A | 801 |
| 1986-02-13 03:20:16 | A | 02 47 10.93 | +53 17 11.0 | – | A | 801 |
| 1987-05-01 07:21:50 | A | 13 30 50.51 | +40 03 04.4 | – | B | 691 |
| 1987-05-01 07:41:19 | A | 13 30 49.25 | +40 02 59.2 | – | B | 691 |
| 1987-05-01 07:56:17 | A | 13 30 48.24 | +40 02 54.9 | – | B | 691 |
| 1987-05-02 06:51:53 | A | 13 29 22.61 | +39 56 42.8 | – | B | 691 |
| 1987-05-02 07:12:51 | A | 13 29 21.25 | +39 56 37.1 | – | B | 691 |
| 1987-05-02 07:29:33 | A | 13 29 20.20 | +39 56 32.4 | – | B | 691 |
| 1988-05-14 09:51:29 | A | 02 15 40.65 | -09 43 36.4 | 15.0 | – | 809 |
| 1988-05-14 10:00:14 | A | 02 15 41.76 | -09 43 24.4 | – | – | 809 |
| 1988-05-14 10:05:30 | A | 02 15 42.89 | -09 43 14.0 | – | – | 809 |
| 1989-01-15 04:09:59 | A | 13 03 13.47 | +59 18 08.3 | 17.5 | – | 026 |
| 1990-05-27 21:51:59 | A | 14 15 51.53 | +14 40 45.7 | 16.0 | – | 026 |
| 1990-05-29 22:57:00 | A | 14 12 31.14 | +14 15 10.6 | – | – | 026 |
| 1990-06-01 00:09:00 | A | 14 09 18.02 | +13 48 06.0 | 16.2 | – | 026 |
| 1990-06-16 22:00:59 | A | 13 49 21.26 | +09 39 20.4 | 16.5 | – | 026 |
| 1990-06-25 22:07:00 | A | 13 42 20.38 | +06 57 46.6 | 16.8 | – | 026 |
| 1990-12-18 10:52:00 | A | 20 12 00.09 | -44 08 44.0 | – | – | 413 |
| 1992-06-11 05:38:09 | – | 12 17 11.99 | +38 25 46.7 | – | – | 711 |
| 1992-07-08 03:35:35 | – | 12 27 07.47 | +30 59 36.3 | – | F | 711 |
| 1992-07-09 03:25:34 | – | 12 27 43.81 | +30 43 16.9 | – | F | 711 |
| 1993-06-22 21:45:59 | – | 03 40 17.22 | -45 26 27.3 | – | m | 323 |
| 1993-07-18 21:40:59 | – | 05 23 14.94 | -25 42 25.5 | – | – | 323 |
| 1993-08-20 21:31:30 | – | 06 35 25.04 | -03 54 21.5 | – | – | 323 |
| 1993-08-23 21:20:00 | – | 06 41 50.46 | -02 01 21.1 | – | – | 323 |
| 1993-11-13 02:01:00 | – | 09 54 58.48 | +45 29 42.3 | – | m | 026 |
| 1993-11-15 11:37:44 | – | 10 00 17.95 | +46 57 32.4 | – | – | 711 |
| 1993-12-11 22:32:42 | C | 10 47 31.22 | +63 05 18.8 | – | – | 557 |
| 1993-12-11 22:35:21 | C | 10 47 31.33 | +63 05 23.0 | – | – | 557 |
| 1993-12-11 23:44:11 | C | 10 47 34.54 | +63 07 05.2 | – | – | 557 |
| 1993-12-11 23:57:47 | C | 10 47 35.18 | +63 07 25.3 | – | – | 557 |
| 1993-12-12 01:03:58 | C | 10 47 38.20 | +63 09 03.9 | – | – | 557 |
| 1993-12-12 01:16:11 | C | 10 47 38.76 | +63 09 22.1 | – | – | 557 |
| 1993-12-12 01:35:28 | C | 10 47 39.62 | +63 09 50.5 | – | – | 557 |
| 1994-01-08 10:31:20 | – | 10 31 08.01 | +76 51 06.2 | – | – | 711 |
| 1994-01-09 10:54:59 | – | 10 27 30.55 | +77 13 00.5 | – | – | 711 |
| 1994-01-19 00:56:01 | – | 09 37 34.29 | +79 48 47.8 | 15.0 | m | 026 |
| 1994-02-20 04:22:07 | C | 06 55 27.04 | +77 06 16.1 | – | z | 689 |
| 1995-02-22 12:46:41 | C | 15 17 31.36 | +23 55 01.8 | – | z | 658 |
| 1995-02-22 12:59:11 | C | 15 17 31.39 | +23 55 06.4 | – | z | 658 |
| 1995-02-23 12:11:27 | C | 15 17 34.76 | +24 03 35.7 | – | z | 658 |
| 1995-02-23 12:22:12 | C | 15 17 34.77 | +24 03 39.7 | – | z | 658 |
| 1995-02-23 12:28:28 | C | 15 17 34.78 | +24 03 42.1 | – | z | 658 |
| 1995-03-01 03:39:16 | C | 15 17 21.60 | +24 55 08.6 | – | – | 118 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1985-12-08 00:00:00 | -295248 | 20 | Hz | 2380 | -1 | -1 |
| 1985-12-08.000000 | -29524800 | 2000 | Hz | 2380 | 251 | 251 |