C/2017 E1 (Borisov)
Basic Information of C/2017 E1 (Borisov)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 0.912198 |
| Eccentricity | 1.003286 |
| Inclination (deg) | 14.562800 |
| Longitude of ascending node (deg) | 142.596300 |
| Argument of perihelion (deg) | 152.845500 |
| Epoch | 2023-02-25T00:00:00.000 |
| Reference | , MPC orbital elements |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2017-04-09T17:44:52.800 |
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 | 06:17:36.83 | +11:45:35.7 | 22.157 | 5.27 | 264.2 | HIP 29978 | 17.12 |
| 2025-11-22 | 06:17:28.27 | +11:45:22.9 | 22.153 | 5.33 | 264.5 | HIP 29978 | 18.93 |
| 2025-11-23 | 06:17:19.59 | +11:45:10.7 | 22.148 | 5.40 | 264.8 | HIP 29978 | 20.82 |
| 2025-11-24 | 06:17:10.81 | +11:44:58.9 | 22.144 | 5.46 | 265.1 | HIP 29978 | 22.79 |
| 2025-11-25 | 06:17:01.92 | +11:44:47.7 | 22.140 | 5.52 | 265.4 | HIP 29978 | 24.81 |
| 2025-11-26 | 06:16:52.93 | +11:44:37.0 | 22.137 | 5.58 | 265.6 | HIP 29978 | 26.89 |
| 2025-11-27 | 06:16:43.84 | +11:44:26.8 | 22.133 | 5.64 | 265.9 | HIP 29661 | 26.98 |
| 2025-11-28 | 06:16:34.65 | +11:44:17.1 | 22.130 | 5.69 | 266.2 | HIP 29661 | 24.75 |
| 2025-11-29 | 06:16:25.37 | +11:44:07.9 | 22.128 | 5.74 | 266.4 | HIP 29661 | 22.50 |
| 2025-11-30 | 06:16:16.00 | +11:43:59.3 | 22.125 | 5.80 | 266.7 | HIP 29661 | 20.23 |
| 2025-12-01 | 06:16:06.55 | +11:43:51.2 | 22.123 | 5.84 | 266.9 | HIP 29661 | 17.96 |
| 2025-12-02 | 06:15:57.01 | +11:43:43.6 | 22.121 | 5.89 | 267.1 | HIP 29661 | 15.68 |
| 2025-12-03 | 06:15:47.39 | +11:43:36.5 | 22.119 | 5.94 | 267.4 | HIP 29661 | 13.40 |
| 2025-12-04 | 06:15:37.70 | +11:43:30.0 | 22.118 | 5.98 | 267.6 | HIP 29661 | 11.15 |
| 2025-12-05 | 06:15:27.94 | +11:43:24.0 | 22.117 | 6.02 | 267.8 | HIP 29661 | 8.95 |
| 2025-12-06 | 06:15:18.11 | +11:43:18.6 | 22.116 | 6.06 | 268.1 | HIP 29661 | 6.87 |
| 2025-12-07 | 06:15:08.21 | +11:43:13.7 | 22.116 | 6.06 | 268.1 | HIP 29661 | 5.09 |