| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.2897198861 ± 7.86e-09 |
| Semi-major axis (a) | 1.4230128228 AU ± 2.05e-09 |
| Inclination (i) | 55.88998229° ± 3.09e-06 |
| Long. of Asc. Node (Ω) | 171.12850988° ± 2.61e-07 |
| Arg. of Perihelion (ω) | 186.41639779° ± 2.68e-06 |
| Mean Anomaly (M) | 78.67106258° ± 2.83e-06 |
| Mean Motion (n) | 0.5806294447°/day ± 1.25e-09 |
| Perihelion dist (q) | 1.01073771 AU ± 1.13e-08 |
| Aphelion dist (Q) | 1.83528794 AU ± 1.15e-08 |
| Orbital Period | 1.69751344 yr ± 3.67e-09 |
| H (abs. magnitude) | 16.60 |
|---|---|
| G (slope) | 0.15 |
2001 EA18
| Source | IAA |
|---|---|
| Solution Date | 2026-06-01 |
| RMS Residual | 0.273″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.004382 AU |
| Observations Used | 1752 |
| Radar Obs Used | 3 |
| Gaia Obs Used | 58 |
| Oppositions | 25 |
| Arc Total | 1955-2025 |
| First Observation Used | 1955-04-24 |
| Last Observation Used | 2025-07-08 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2019-01-25 01:44:36 | S | 04 38 50.731 | -65 33 01.26 | – | V | C57 |
| 2019-01-25 02:14:36 | S | 04 38 52.298 | -65 32 24.54 | – | V | C57 |
| 2019-01-25 04:44:36 | S | 04 39 02.138 | -65 28 51.49 | – | V | C57 |
| 2019-01-25 05:14:36 | S | 04 39 03.898 | -65 28 06.60 | – | V | C57 |
| 2019-01-25 08:14:36 | S | 04 39 15.588 | -65 23 48.23 | – | V | C57 |
| 2019-01-25 08:44:36 | S | 04 39 17.294 | -65 23 11.47 | – | V | C57 |
| 2019-01-25 09:14:36 | S | 04 39 19.150 | -65 22 21.36 | – | V | C57 |
| 2019-01-25 09:44:36 | S | 04 39 20.844 | -65 21 45.83 | – | V | C57 |
| 2019-01-25 12:14:36 | S | 04 39 30.912 | -65 18 12.92 | – | V | C57 |
| 2019-01-25 12:14:36 | s | 1 -14719.377 | 0 +373804.88 | 1110.0 | – | C57 |
| 2019-01-25 14:14:36 | S | 04 39 38.458 | -65 15 24.12 | – | V | C57 |
| 2019-01-25 14:14:36 | s | 1 -18687.674 | 0 +375267.19 | 6590.0 | – | C57 |
| 2019-01-25 16:14:36 | S | 04 39 47.753 | -65 12 23.08 | – | V | C57 |
| 2019-01-25 16:14:36 | s | 1 -22648.537 | 0 +376584.99 | 8740.0 | – | C57 |
| 2019-01-25 17:14:36 | S | 04 39 50.326 | -65 10 57.50 | – | V | C57 |
| 2019-01-25 17:14:36 | s | 1 -24625.730 | 0 +377190.06 | 80.0 | – | C57 |
| 2019-01-25 20:14:36 | S | 04 40 02.398 | -65 06 39.13 | – | V | C57 |
| 2019-01-25 20:14:36 | s | 1 -30542.235 | 0 +378791.48 | 8220.0 | – | C57 |
| 2019-01-26 00:14:36 | S | 04 40 17.602 | -65 00 57.35 | – | V | C57 |
| 2019-01-26 00:14:36 | s | 1 -38389.281 | 0 +380432.51 | 7940.0 | – | C57 |
| 2019-01-26 00:44:36 | S | 04 40 19.752 | -65 00 02.84 | – | V | C57 |
| 2019-01-26 00:44:36 | s | 1 -39366.338 | 0 +380598.25 | 5350.0 | – | C57 |
| 2019-01-26 01:14:36 | S | 04 40 23.006 | -64 59 21.55 | – | V | C57 |
| 2019-01-26 01:14:36 | s | 1 -40342.477 | 0 +380755.29 | 8450.0 | – | C57 |
| 2019-01-26 01:44:36 | S | 04 40 24.463 | -64 58 43.39 | – | V | C57 |
| 2019-01-26 01:44:36 | s | 1 -41317.675 | 0 +380903.62 | 7370.0 | – | C57 |
| 2019-01-26 05:14:36 | S | 04 40 39.074 | -64 53 31.13 | – | V | C57 |
| 2019-01-26 05:14:36 | s | 1 -48116.007 | 0 +381699.53 | 2830.0 | – | C57 |
| 2019-01-26 07:44:36 | S | 04 40 48.079 | -64 49 55.85 | – | V | C57 |
| 2019-01-26 07:44:36 | s | 1 -52939.240 | 0 +382009.79 | 2250.0 | – | C57 |
| 2019-01-26 08:44:36 | S | 04 40 52.934 | -64 48 27.18 | – | V | C57 |
| 2019-01-26 08:44:36 | s | 1 -54860.237 | 0 +382073.98 | 900.0 | – | C57 |
| 2019-01-26 12:14:36 | S | 04 41 07.442 | -64 43 23.81 | – | V | C57 |
| 2019-01-26 12:14:36 | s | 1 -61543.428 | 0 +382030.51 | 2430.0 | – | C57 |
| 2019-01-26 12:44:36 | S | 04 41 09.365 | -64 42 35.17 | – | V | C57 |
| 2019-01-26 12:44:36 | s | 1 -62492.785 | 0 +381990.37 | 9760.0 | – | C57 |
| 2019-01-26 13:14:36 | S | 04 41 10.498 | -64 41 52.87 | – | V | C57 |
| 2019-01-26 13:14:36 | s | 1 -63440.735 | 0 +381941.77 | 5650.0 | – | C57 |
| 2019-01-26 13:44:36 | S | 04 41 13.339 | -64 41 05.96 | – | V | C57 |
| 2019-01-26 13:44:36 | s | 1 -64387.260 | 0 +381884.72 | 210.0 | – | C57 |
| 2019-01-26 14:14:36 | S | 04 41 14.664 | -64 40 20.64 | – | V | C57 |
| 2019-01-26 14:14:36 | s | 1 -65332.338 | 0 +381819.22 | 3550.0 | – | C57 |
| 2019-01-26 16:44:36 | S | 04 41 25.469 | -64 36 42.59 | – | V | C57 |
| 2019-01-26 16:44:36 | s | 1 -70035.336 | 0 +381365.39 | 6080.0 | – | C57 |
| 2019-01-26 17:14:36 | S | 04 41 27.523 | -64 35 56.47 | – | V | C57 |
| 2019-01-26 17:14:36 | s | 1 -70971.317 | 0 +381249.40 | 4540.0 | – | C57 |
| 2019-01-26 17:44:36 | S | 04 41 28.517 | -64 35 20.22 | – | V | C57 |
| 2019-01-26 17:44:36 | s | 1 -71905.711 | 0 +381125.01 | 2590.0 | – | C57 |
| 2019-01-26 18:14:36 | S | 04 41 31.954 | -64 34 30.86 | – | V | C57 |
| 2019-01-26 18:14:36 | s | 1 -72838.498 | 0 +380992.24 | 350.0 | – | C57 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 2018-09-13 23:09:00 | 70063993.65 | 1.6 | us | 2380 | -1 | -1 |
| 2018-09-14 22:36:00 | 61266356.76 | 1 | us | 2380 | -1 | -1 |
| 2018-09-15 22:30:00 | 56169652 | 0.6 | us | 2380 | -1 | -1 |