C/2018 EN4 (NEOWISE)
Basic Information of C/2018 EN4 (NEOWISE)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 1.448100 |
| Eccentricity | 0.921269 |
| Inclination (deg) | 81.563500 |
| Longitude of ascending node (deg) | 136.163900 |
| Argument of perihelion (deg) | 35.014400 |
| Epoch | 2019-04-27T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 78.882230 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2018-06-07T18:15:50.400 |
| Period (years) | 78.882230 |
Magnitude
Magnitude Chart Placeholder
Ephemeris
| Date (UTC) | RA (J2000) | Dec (J2000) | Δ (AU) | Motion (arcsec/hr) | Dir (deg) | Nearest HIP | Dist (arcmin) |
|---|---|---|---|---|---|---|---|
| 2025-11-21 | 21:21:42.54 | -26:33:13.3 | 17.630 | 2.54 | 55.7 | HIP 105396 | 11.64 |
| 2025-11-22 | 21:21:46.29 | -26:32:39.0 | 17.650 | 2.67 | 56.7 | HIP 105417 | 11.99 |
| 2025-11-23 | 21:21:50.28 | -26:32:03.9 | 17.671 | 2.80 | 57.6 | HIP 105417 | 12.24 |
| 2025-11-24 | 21:21:54.50 | -26:31:27.9 | 17.691 | 2.93 | 58.4 | HIP 105417 | 12.62 |
| 2025-11-25 | 21:21:58.96 | -26:30:51.2 | 17.711 | 3.05 | 59.2 | HIP 105417 | 13.12 |
| 2025-11-26 | 21:22:03.65 | -26:30:13.6 | 17.731 | 3.18 | 59.9 | HIP 105417 | 13.74 |
| 2025-11-27 | 21:22:08.57 | -26:29:35.3 | 17.751 | 3.31 | 60.5 | HIP 105417 | 14.48 |
| 2025-11-28 | 21:22:13.72 | -26:28:56.3 | 17.771 | 3.43 | 61.1 | HIP 105417 | 15.34 |
| 2025-11-29 | 21:22:19.10 | -26:28:16.5 | 17.791 | 3.56 | 61.7 | HIP 105417 | 16.30 |
| 2025-11-30 | 21:22:24.69 | -26:27:36.0 | 17.810 | 3.68 | 62.2 | HIP 105417 | 17.37 |
| 2025-12-01 | 21:22:30.51 | -26:26:54.8 | 17.830 | 3.80 | 62.7 | HIP 105417 | 18.53 |
| 2025-12-02 | 21:22:36.55 | -26:26:13.0 | 17.849 | 3.92 | 63.2 | HIP 105417 | 19.78 |
| 2025-12-03 | 21:22:42.80 | -26:25:30.4 | 17.869 | 4.04 | 63.6 | HIP 105417 | 21.12 |
| 2025-12-04 | 21:22:49.26 | -26:24:47.3 | 17.888 | 4.16 | 64.0 | HIP 105417 | 22.53 |
| 2025-12-05 | 21:22:55.94 | -26:24:03.5 | 17.907 | 4.28 | 64.4 | HIP 105417 | 24.02 |
| 2025-12-06 | 21:23:02.83 | -26:23:19.1 | 17.926 | 4.39 | 64.7 | HIP 105417 | 25.57 |
| 2025-12-07 | 21:23:09.92 | -26:22:34.1 | 17.944 | 4.39 | 64.7 | HIP 105417 | 27.19 |