| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.4360488078 ± 2.00e+00 |
| Semi-major axis (a) | 1.3678386612 AU ± 3.00e+00 |
| Inclination (i) | 9.38187768° ± 4.00e+00 |
| Long. of Asc. Node (Ω) | 274.20776988° ± 5.00e+00 |
| Arg. of Perihelion (ω) | 127.27529930° ± 6.00e+00 |
| Mean Anomaly (M) | 82.68165968° ± 4.14e-05 |
| Mean Motion (n) | 0.6161124207°/day ± 2.03e+00 |
| Perihelion dist (q) | 0.77139424 AU ± 3.22e+00 |
| Aphelion dist (Q) | 1.96428308 AU ± 5.10e+00 |
| Orbital Period | 1.59975071 yr ± 5.26e+00 |
| NGA Model | r2 |
| A2 | -1.51758492e-06 AU/d² |
| H (abs. magnitude) | 14.27 |
|---|---|
| G (slope) | 0.15 |
| Source | IAA |
|---|---|
| Solution Date | 2026-04-26 |
| RMS Residual | 0.224″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.051090 AU |
| Observations Used | 5208 |
| Radar Obs Used | 7 |
| Gaia Obs Used | 139 |
| Oppositions | 26 |
| Arc Total | 1948-2017 |
| First Observation Used | 1948-07-17 |
| Last Observation Used | 2026-04-01 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 1948-07-17 09:03:10 | A | 21 11 44.47 | +06 56 44.1 | – | – | 662 |
| 1948-07-17 09:03:10 | X | 21 11 38.55 | +06 56 14.4 | – | – | 662 |
| 1948-07-18 10:47:59 | A | 21 11 25.72 | +08 21 02.0 | – | – | 662 |
| 1948-07-21 09:26:52 | A | 21 10 15.98 | +12 39 46.3 | – | – | 662 |
| 1948-07-25 08:32:45 | A | 21 07 41.15 | +19 43 21.9 | – | – | 662 |
| 1948-07-26 07:57:23 | A | 21 06 50.05 | +21 43 01.7 | – | – | 662 |
| 1948-07-28 06:34:42 | A | 21 04 52.44 | +26 01 28.9 | – | – | 690 |
| 1948-07-29 06:08:47 | A | 21 03 37.79 | +28 22 25.0 | – | – | 690 |
| 1948-08-03 04:16:58 | A | 20 54 39.06 | +42 00 41.9 | – | – | 662 |
| 1948-08-03 04:19:12 | A | 20 54 38.81 | +42 01 00.8 | – | – | 662 |
| 1948-08-06 04:19:06 | A | 20 45 17.42 | +51 38 46.4 | – | – | 662 |
| 1948-08-06 04:20:52 | A | 20 45 17.14 | +51 39 01.4 | – | – | 662 |
| 1948-10-15 12:06:21 | A | 10 29 03.71 | +18 25 51.8 | – | – | 662 |
| 1948-10-15 12:47:13 | A | 10 29 06.72 | +18 24 49.1 | – | – | 662 |
| 1948-11-29 12:19:02 | A | 11 58 56.27 | -04 40 28.0 | – | – | 662 |
| 1948-11-29 13:04:02 | A | 11 58 59.71 | -04 41 15.7 | – | – | 662 |
| 1956-07-26 06:28:22 | A | 21 11 16.78 | +22 04 38.5 | – | – | 662 |
| 1956-07-26 06:35:21 | A | 21 11 16.77 | +22 05 14.5 | – | – | 662 |
| 1956-08-01 06:11:45 | A | 21 04 57.83 | +36 59 46.5 | – | – | 662 |
| 1956-08-03 08:59:00 | A | 21 01 09.75 | +43 20 51.0 | – | – | 675 |
| 1956-08-03 09:31:00 | A | 21 01 06.32 | +43 24 58.4 | – | – | 675 |
| 1956-08-07 05:54:02 | A | 20 50 10.53 | +56 05 38.1 | – | – | 760 |
| 1956-08-07 06:46:01 | A | 20 50 00.81 | +56 12 55.8 | – | – | 760 |
| 1956-08-07 06:58:26 | A | 20 50 02.14 | +56 14 27.1 | – | – | 662 |
| 1964-07-03 05:50:24 | A | 21 17 42.16 | -05 05 31.7 | – | – | 689 |
| 1964-07-03 06:23:24 | A | 21 17 42.87 | -05 04 37.0 | – | – | 689 |
| 1964-07-04 06:13:21 | A | 21 18 17.13 | -04 23 48.4 | – | – | 689 |
| 1964-07-04 07:04:15 | A | 21 18 10.14 | -04 34 52.3 | – | – | 760 |
| 1964-07-04 07:05:21 | A | 21 18 18.19 | -04 22 17.9 | – | – | 689 |
| 1964-07-16 23:23:16 | A | 21 23 18.04 | +07 45 31.5 | – | – | 024 |
| 1964-07-30 05:03:52 | A | 21 23 42.90 | +33 07 05.8 | – | – | 689 |
| 1964-07-30 21:38:59 | A | 21 23 32.55 | +35 00 05.1 | – | – | 024 |
| 1964-07-30 21:53:00 | A | 21 23 32.27 | +35 01 40.7 | – | – | 024 |
| 1964-08-02 06:01:17 | A | 21 22 41.75 | +41 50 44.7 | – | – | 760 |
| 1964-08-02 06:34:17 | A | 21 22 42.27 | +41 56 07.6 | – | – | 760 |
| 1964-08-05 07:49:08 | A | 21 21 05.13 | +51 48 00.7 | – | – | 689 |
| 1964-08-05 07:56:08 | A | 21 21 04.70 | +51 48 59.6 | – | – | 689 |
| 1964-08-06 22:37:01 | A | 21 19 44.64 | +57 19 37.4 | – | – | 024 |
| 1964-08-06 22:52:32 | A | 21 19 43.53 | +57 21 55.7 | – | – | 024 |
| 1964-08-06 23:48:02 | A | 21 19 39.90 | +57 30 00.1 | – | – | 024 |
| 1964-08-07 07:22:03 | A | 21 19 21.09 | +58 36 01.6 | – | – | 689 |
| 1964-08-07 07:31:03 | A | 21 19 20.33 | +58 37 20.2 | – | – | 689 |
| 1964-08-27 20:42:00 | A | 09 38 02.48 | +63 56 42.5 | – | – | 033 |
| 1964-08-27 20:55:00 | A | 09 38 01.90 | +63 55 29.7 | – | – | 033 |
| 1964-08-27 21:04:59 | A | 09 38 01.90 | +63 54 35.8 | – | – | 033 |
| 1964-08-27 21:17:59 | A | 09 38 01.63 | +63 53 46.7 | – | – | 033 |
| 1964-08-28 20:35:59 | A | 09 37 34.61 | +62 12 59.3 | – | – | 033 |
| 1964-08-28 20:55:59 | A | 09 37 33.96 | +62 11 49.6 | – | – | 033 |
| 1964-09-06 11:30:14 | A | 09 37 46.41 | +49 57 42.6 | – | – | 689 |
| 1964-09-06 11:48:14 | A | 09 37 46.70 | +49 56 50.2 | – | – | 689 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 1980-07-22 07:00:00 | 161393.5 | 3.7 | Hz | 2380 | -1 | -1 |
| 1980-07-22.291667 | 16139350 | 20 | Hz | 2380 | 251 | 251 |
| 1988-07-21 07:30:00 | 151627.5 | 3 | Hz | 2380 | -1 | -1 |
| 1988-07-21.312500 | 15162750 | 300 | Hz | 2380 | 251 | 251 |
| 1988-07-22 07:34:00 | 218310206 | 20 | us | 2380 | -1 | -1 |
| 1988-07-22.315278 | 21831020600 | 20000 | us | 2380 | 251 | 251 |
| 1988-07-23 07:20:00 | 213324675 | 20 | us | 2380 | -1 | -1 |
| 1988-07-23.305556 | 21332467500 | 20000 | us | 2380 | 251 | 251 |
| 1988-07-24 07:35:00 | 208567250 | 20 | us | 2380 | -1 | -1 |
| 1988-07-24.315972 | 20856725000 | 20000 | us | 2380 | 251 | 251 |
| 1988-07-25 07:42:00 | 204181567 | 20 | us | 2380 | -1 | -1 |
| 1988-07-25.320833 | 20418156700 | 20000 | us | 2380 | 251 | 251 |
| 2012-07-22 08:55:00 | 309089493.95 | 8 | us | 2380 | -1 | -1 |
| 2012-07-22.371528 | 30908949395 | 8000 | us | 2380 | 251 | 251 |
| 2016-01-19 04:00:00 | 158933637 | 10 | us | 8660 | -14 | -14 |
| 2016-01-22 01:20:00 | 156224108 | 5 | us | 8560 | -14 | -14 |