IAA Minor Planet Database| 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 |
|---|---|---|---|---|---|---|
| 2018-09-15 03:49:12 | C | 18 00 16.32 | +19 46 19.6 | – | q | W19 |
| 2018-09-15 19:21:43 | C | 17 59 51.52 | +09 14 45.3 | – | q | K40 |
| 2018-09-15 19:25:43 | C | 17 59 51.26 | +09 11 54.0 | – | q | K40 |
| 2018-09-15 19:27:35 | C | 17 59 51.16 | +09 10 34.0 | – | q | K40 |
| 2018-09-15 19:31:29 | C | 17 59 50.94 | +09 07 47.2 | – | q | K40 |
| 2018-09-15 20:51:51 | C | 17 59 47.03 | +08 10 16.3 | – | t | K85 |
| 2018-09-15 20:57:52 | C | 17 59 46.72 | +08 05 57.3 | – | t | K85 |
| 2018-09-15 21:09:35 | C | 17 59 46.14 | +07 57 32.8 | – | t | K85 |
| 2018-09-16 19:04:00 | C | 17 59 09.77 | -08 07 54.4 | – | q | C23 |
| 2018-09-16 19:16:33 | C | 17 59 09.02 | -08 17 06.3 | – | q | C23 |
| 2018-09-16 19:28:48 | C | 17 59 08.34 | -08 26 03.1 | – | q | C23 |
| 2018-09-16 19:41:00 | C | 17 59 07.65 | -08 34 58.8 | – | q | C23 |
| 2018-09-16 19:53:14 | C | 17 59 06.96 | -08 43 54.6 | – | q | C23 |
| 2018-09-16 20:05:28 | C | 17 59 06.28 | -08 52 50.2 | – | q | C23 |
| 2018-09-16 20:17:41 | C | 17 59 05.63 | -09 01 45.1 | – | q | C23 |
| 2018-09-16 20:29:55 | C | 17 59 04.98 | -09 10 39.6 | – | q | C23 |
| 2018-09-16 20:41:24 | C | 17 59 04.38 | -09 19 01.5 | – | q | C23 |
| 2018-09-16 20:54:22 | C | 17 59 03.72 | -09 28 27.4 | – | q | C23 |
| 2018-09-16 21:06:35 | C | 17 59 03.09 | -09 37 21.1 | – | q | C23 |
| 2018-09-16 21:27:07 | C | 17 59 02.12 | -09 52 16.1 | – | q | C23 |
| 2019-01-01 18:14:38 | S | 04 00 05.870 | -76 28 20.32 | – | V | C57 |
| 2019-01-01 18:14:38 | s | 1 -111672.82 | 5 +366701.68 | 9730.0 | – | C57 |
| 2019-01-01 18:44:38 | S | 04 00 09.053 | -76 27 54.43 | – | V | C57 |
| 2019-01-01 18:44:38 | s | 1 -112480.80 | 3 +366139.22 | 5360.0 | – | C57 |
| 2019-01-01 19:44:38 | S | 04 00 11.263 | -76 27 01.12 | – | V | C57 |
| 2019-01-01 19:44:38 | s | 1 -114088.87 | 4 +364989.53 | 0.0 | – | C57 |
| 2019-01-01 20:14:38 | S | 04 00 12.324 | -76 26 26.38 | – | V | C57 |
| 2019-01-01 20:14:38 | s | 1 -114888.91 | 9 +364402.28 | 8740.0 | – | C57 |
| 2019-01-01 20:44:38 | S | 04 00 14.662 | -76 26 00.74 | – | V | C57 |
| 2019-01-01 20:44:38 | s | 1 -115686.27 | 1 +363806.76 | 1580.0 | – | C57 |
| 2019-01-01 21:14:38 | S | 04 00 15.269 | -76 25 34.43 | – | V | C57 |
| 2019-01-01 21:14:38 | s | 1 -116480.90 | 7 +363202.97 | 8400.0 | – | C57 |
| 2019-01-01 21:44:38 | S | 04 00 18.202 | -76 24 55.04 | – | V | C57 |
| 2019-01-01 21:44:38 | s | 1 -117272.80 | 1 +362590.88 | 9050.0 | – | C57 |
| 2019-01-01 22:14:38 | S | 04 00 19.265 | -76 24 24.95 | – | V | C57 |
| 2019-01-01 22:14:38 | s | 1 -118061.92 | 9 +361970.51 | 3400.0 | – | C57 |
| 2019-01-01 22:44:38 | S | 04 00 20.470 | -76 24 00.94 | – | V | C57 |
| 2019-01-01 22:44:38 | s | 1 -118848.26 | 7 +361341.84 | 1320.0 | – | C57 |
| 2019-01-01 23:14:38 | S | 04 00 23.278 | -76 23 34.76 | – | V | C57 |
| 2019-01-01 23:14:38 | s | 1 -119631.78 | 8 +360704.86 | 2670.0 | – | C57 |
| 2019-01-02 02:44:38 | S | 04 00 35.650 | -76 20 05.82 | – | V | C57 |
| 2019-01-02 02:44:38 | s | 1 -125035.45 | 3 +356012.96 | 6680.0 | – | C57 |
| 2019-01-02 06:44:38 | S | 04 00 50.208 | -76 16 01.38 | – | V | C57 |
| 2019-01-02 06:44:38 | s | 1 -131029.11 | 6 +350148.87 | 160.0 | – | C57 |
| 2019-01-02 09:14:38 | S | 04 00 59.400 | -76 13 34.28 | – | V | C57 |
| 2019-01-02 09:14:38 | s | 1 -134670.66 | 5 +346210.05 | 4400.0 | – | C57 |
| 2019-01-02 09:44:38 | S | 04 01 00.955 | -76 12 58.21 | – | V | C57 |
| 2019-01-02 09:44:38 | s | 1 -135388.93 | 0 +345396.89 | 5010.0 | – | C57 |
| 2019-01-02 10:44:38 | S | 04 01 05.422 | -76 11 58.49 | – | V | C57 |
| 2019-01-02 10:44:38 | s | 1 -136815.17 | 7 +343745.06 | 6760.0 | – | 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 |