C/2021 Q3 (ATLAS)
Basic Information of C/2021 Q3 (ATLAS)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 5.210435 |
| Eccentricity | 0.930358 |
| Inclination (deg) | 77.709800 |
| Longitude of ascending node (deg) | 307.906100 |
| Argument of perihelion (deg) | 114.156600 |
| Epoch | 2025-11-21T00:00:00.000 |
| Reference | MPEC 2023-FK0, MPC orbital elements |
| Period (years) | 647.148757 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2022-01-25T20:31:29.280 |
| Period (years) | 647.148757 |
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 | 08:56:30.85 | -10:57:00.7 | 10.416 | 10.62 | 206.7 | HIP 43896 | 8.87 |
| 2025-11-22 | 08:56:23.07 | -11:00:48.4 | 10.406 | 10.66 | 208.0 | HIP 43896 | 5.54 |
| 2025-11-23 | 08:56:14.90 | -11:04:34.3 | 10.396 | 10.71 | 209.4 | HIP 43896 | 4.44 |
| 2025-11-24 | 08:56:06.33 | -11:08:18.3 | 10.386 | 10.76 | 210.7 | HIP 43859 | 1.00 |
| 2025-11-25 | 08:55:57.37 | -11:12:00.3 | 10.376 | 10.81 | 212.0 | HIP 43859 | 3.31 |
| 2025-11-26 | 08:55:48.02 | -11:15:40.3 | 10.366 | 10.87 | 213.3 | HIP 43859 | 7.64 |
| 2025-11-27 | 08:55:38.28 | -11:19:18.2 | 10.356 | 10.92 | 214.6 | HIP 43805 | 5.99 |
| 2025-11-28 | 08:55:28.16 | -11:22:54.0 | 10.347 | 10.98 | 215.9 | HIP 43805 | 2.78 |
| 2025-11-29 | 08:55:17.66 | -11:26:27.7 | 10.337 | 11.05 | 217.1 | HIP 43805 | 4.16 |
| 2025-11-30 | 08:55:06.77 | -11:29:59.1 | 10.328 | 11.12 | 218.4 | HIP 43805 | 8.09 |
| 2025-12-01 | 08:54:55.50 | -11:33:28.3 | 10.318 | 11.19 | 219.6 | HIP 43746 | 11.62 |
| 2025-12-02 | 08:54:43.86 | -11:36:55.1 | 10.309 | 11.26 | 220.8 | HIP 43746 | 14.34 |
| 2025-12-03 | 08:54:31.84 | -11:40:19.7 | 10.300 | 11.33 | 222.0 | HIP 43746 | 17.75 |
| 2025-12-04 | 08:54:19.46 | -11:43:41.8 | 10.291 | 11.41 | 223.2 | HIP 43608 | 21.35 |
| 2025-12-05 | 08:54:06.70 | -11:47:01.5 | 10.282 | 11.49 | 224.3 | HIP 43608 | 18.64 |
| 2025-12-06 | 08:53:53.58 | -11:50:18.7 | 10.273 | 11.57 | 225.5 | HIP 43608 | 16.66 |
| 2025-12-07 | 08:53:40.09 | -11:53:33.4 | 10.264 | 11.57 | 225.5 | HIP 43608 | 15.71 |