C/2010 A21 (STEREO)
Basic Information of C/2010 A21 (STEREO)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 0.005067 |
| Eccentricity | 1.000000 |
| Inclination (deg) | 142.411700 |
| Longitude of ascending node (deg) | 20.116700 |
| Argument of perihelion (deg) | 89.206700 |
| Epoch | 2010-01-14T07:10:33.600 |
| Reference | , MPC orbital elements |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2010-01-14T07:10:33.600 |
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 | 07:19:36.86 | -16:21:39.0 | 34.996 | 3.30 | 239.2 | HIP 35487 | 2.94 |
| 2025-11-22 | 07:19:32.14 | -16:22:19.4 | 34.989 | 3.33 | 240.3 | HIP 35487 | 1.68 |
| 2025-11-23 | 07:19:27.31 | -16:22:59.0 | 34.982 | 3.36 | 241.3 | HIP 35487 | 0.73 |
| 2025-11-24 | 07:19:22.40 | -16:23:37.8 | 34.975 | 3.39 | 242.3 | HIP 35487 | 1.36 |
| 2025-11-25 | 07:19:17.39 | -16:24:15.6 | 34.968 | 3.42 | 243.3 | HIP 35487 | 2.63 |
| 2025-11-26 | 07:19:12.29 | -16:24:52.5 | 34.962 | 3.45 | 244.3 | HIP 35487 | 3.97 |
| 2025-11-27 | 07:19:07.11 | -16:25:28.4 | 34.955 | 3.48 | 245.2 | HIP 35487 | 5.34 |
| 2025-11-28 | 07:19:01.83 | -16:26:03.5 | 34.949 | 3.51 | 246.2 | HIP 35487 | 6.72 |
| 2025-11-29 | 07:18:56.47 | -16:26:37.5 | 34.943 | 3.54 | 247.1 | HIP 35487 | 8.13 |
| 2025-11-30 | 07:18:51.03 | -16:27:10.6 | 34.937 | 3.57 | 248.0 | HIP 35487 | 9.54 |
| 2025-12-01 | 07:18:45.50 | -16:27:42.8 | 34.932 | 3.60 | 248.9 | HIP 35487 | 10.97 |
| 2025-12-02 | 07:18:39.90 | -16:28:13.9 | 34.926 | 3.63 | 249.7 | HIP 35417 | 11.64 |
| 2025-12-03 | 07:18:34.21 | -16:28:44.1 | 34.921 | 3.66 | 250.6 | HIP 35417 | 12.34 |
| 2025-12-04 | 07:18:28.45 | -16:29:13.3 | 34.916 | 3.69 | 251.5 | HIP 35417 | 13.16 |
| 2025-12-05 | 07:18:22.61 | -16:29:41.4 | 34.911 | 3.72 | 252.3 | HIP 35417 | 14.07 |
| 2025-12-06 | 07:18:16.70 | -16:30:08.5 | 34.906 | 3.75 | 253.1 | HIP 35417 | 15.06 |
| 2025-12-07 | 07:18:10.72 | -16:30:34.6 | 34.901 | 3.75 | 253.1 | HIP 35417 | 16.13 |