221P/LINEAR
Basic Information of 221P/LINEAR
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | P |
| Perihelion distance (AU) | 1.609796 |
| Eccentricity | 0.523807 |
| Inclination (deg) | 10.462400 |
| Longitude of ascending node (deg) | 223.557800 |
| Argument of perihelion (deg) | 44.967600 |
| Epoch | 2025-11-21T00:00:00.000 |
| Reference | MPEC 2025-W75, MPC orbital elements |
| Period (years) | 6.215581 |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2028-04-01T01:45:59.040 |
| Period (years) | 6.215581 |
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 | 07:36:59.28 | +10:56:01.4 | 4.314 | 10.69 | 246.3 | HIP 37168 | 21.73 |
| 2025-11-22 | 07:36:43.33 | +10:54:18.5 | 4.299 | 11.14 | 248.0 | HIP 37168 | 25.98 |
| 2025-11-23 | 07:36:26.50 | +10:52:38.3 | 4.285 | 11.60 | 249.5 | HIP 37168 | 30.41 |
| 2025-11-24 | 07:36:08.79 | +10:51:00.9 | 4.270 | 12.07 | 250.9 | HIP 36810 | 28.31 |
| 2025-11-25 | 07:35:50.21 | +10:49:26.3 | 4.256 | 12.53 | 252.3 | HIP 36810 | 23.70 |
| 2025-11-26 | 07:35:30.77 | +10:47:54.5 | 4.242 | 13.00 | 253.5 | HIP 36810 | 18.99 |
| 2025-11-27 | 07:35:10.46 | +10:46:25.7 | 4.229 | 13.47 | 254.6 | HIP 36810 | 14.27 |
| 2025-11-28 | 07:34:49.31 | +10:44:59.8 | 4.215 | 13.94 | 255.7 | HIP 36810 | 9.82 |
| 2025-11-29 | 07:34:27.31 | +10:43:36.9 | 4.202 | 14.41 | 256.7 | HIP 36810 | 6.74 |
| 2025-11-30 | 07:34:04.47 | +10:42:17.0 | 4.189 | 14.88 | 257.6 | HIP 36810 | 7.52 |
| 2025-12-01 | 07:33:40.80 | +10:41:00.2 | 4.176 | 15.35 | 258.5 | HIP 36796 | 9.12 |
| 2025-12-02 | 07:33:16.31 | +10:39:46.4 | 4.163 | 15.81 | 259.3 | HIP 36796 | 13.24 |
| 2025-12-03 | 07:32:51.02 | +10:38:35.7 | 4.151 | 16.28 | 260.0 | HIP 36796 | 18.73 |
| 2025-12-04 | 07:32:24.92 | +10:37:28.1 | 4.138 | 16.73 | 260.8 | HIP 36796 | 24.82 |
| 2025-12-05 | 07:31:58.03 | +10:36:23.7 | 4.126 | 17.19 | 261.5 | HIP 36796 | 31.28 |
| 2025-12-06 | 07:31:30.36 | +10:35:22.4 | 4.114 | 17.64 | 262.1 | HIP 36606 | 31.07 |
| 2025-12-07 | 07:31:01.92 | +10:34:24.4 | 4.103 | 17.64 | 262.1 | HIP 36606 | 31.52 |