C/2021 B3 (NEOWISE)
Basic Information of C/2021 B3 (NEOWISE)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 2.160156 |
| Eccentricity | 0.938210 |
| Inclination (deg) | 119.488200 |
| Longitude of ascending node (deg) | 67.286900 |
| Argument of perihelion (deg) | 293.559000 |
| Epoch | 2021-07-05T00:00:00.000 |
| Reference | , MPC orbital elements |
| Period (years) | 206.704714 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2021-03-10T21:48:57.600 |
| Period (years) | 206.704714 |
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 | 22:12:51.40 | +53:17:59.5 | 12.789 | 11.16 | 189.0 | HIP 109759 | 9.47 |
| 2025-11-22 | 22:12:46.73 | +53:13:34.9 | 12.802 | 11.08 | 188.0 | HIP 109713 | 7.05 |
| 2025-11-23 | 22:12:42.59 | +53:09:11.5 | 12.815 | 11.01 | 187.1 | HIP 109713 | 6.19 |
| 2025-11-24 | 22:12:38.98 | +53:04:49.3 | 12.828 | 10.93 | 186.1 | HIP 109713 | 8.06 |
| 2025-11-25 | 22:12:35.90 | +53:00:28.5 | 12.841 | 10.85 | 185.1 | HIP 109679 | 6.67 |
| 2025-11-26 | 22:12:33.34 | +52:56:09.2 | 12.855 | 10.77 | 184.1 | HIP 109679 | 4.65 |
| 2025-11-27 | 22:12:31.30 | +52:51:51.3 | 12.868 | 10.69 | 183.1 | HIP 109679 | 5.96 |
| 2025-11-28 | 22:12:29.77 | +52:47:35.0 | 12.882 | 10.62 | 182.1 | HIP 109679 | 9.24 |
| 2025-11-29 | 22:12:28.74 | +52:43:20.4 | 12.896 | 10.54 | 181.1 | HIP 109679 | 13.05 |
| 2025-11-30 | 22:12:28.22 | +52:39:07.6 | 12.910 | 10.46 | 180.1 | HIP 109562 | 15.31 |
| 2025-12-01 | 22:12:28.19 | +52:34:56.6 | 12.924 | 10.38 | 179.0 | HIP 109562 | 11.86 |
| 2025-12-02 | 22:12:28.66 | +52:30:47.4 | 12.938 | 10.31 | 178.0 | HIP 109562 | 9.11 |
| 2025-12-03 | 22:12:29.61 | +52:26:40.3 | 12.952 | 10.23 | 176.9 | HIP 109562 | 7.82 |
| 2025-12-04 | 22:12:31.04 | +52:22:35.1 | 12.966 | 10.15 | 175.9 | HIP 109562 | 8.62 |
| 2025-12-05 | 22:12:32.94 | +52:18:32.1 | 12.981 | 10.08 | 174.8 | HIP 109562 | 11.03 |
| 2025-12-06 | 22:12:35.31 | +52:14:31.1 | 12.995 | 10.01 | 173.8 | HIP 109533 | 12.98 |
| 2025-12-07 | 22:12:38.15 | +52:10:32.4 | 13.009 | 10.01 | 173.8 | HIP 109533 | 15.13 |