C/2009 A1 (STEREO)
Basic Information of C/2009 A1 (STEREO)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 0.127132 |
| Eccentricity | 1.000000 |
| Inclination (deg) | 51.471600 |
| Longitude of ascending node (deg) | 340.014400 |
| Argument of perihelion (deg) | 102.326200 |
| Epoch | 2009-01-11T18:50:15.360 |
| Reference | , MPC orbital elements |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2009-01-11T18:50:15.360 |
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 | 16:16:14.33 | -72:23:17.7 | 37.422 | 3.97 | 91.8 | HIP 79556 | 10.68 |
| 2025-11-22 | 16:16:35.34 | -72:23:20.6 | 37.430 | 3.98 | 92.5 | HIP 79556 | 12.21 |
| 2025-11-23 | 16:16:56.38 | -72:23:24.7 | 37.437 | 3.99 | 93.2 | HIP 79556 | 13.75 |
| 2025-11-24 | 16:17:17.45 | -72:23:30.0 | 37.444 | 4.00 | 93.9 | HIP 79556 | 15.31 |
| 2025-11-25 | 16:17:38.54 | -72:23:36.5 | 37.451 | 4.00 | 94.6 | HIP 79556 | 16.89 |
| 2025-11-26 | 16:17:59.65 | -72:23:44.2 | 37.458 | 4.01 | 95.3 | HIP 79556 | 18.47 |
| 2025-11-27 | 16:18:20.77 | -72:23:53.0 | 37.465 | 4.02 | 96.0 | HIP 80116 | 20.06 |
| 2025-11-28 | 16:18:41.91 | -72:24:02.9 | 37.471 | 4.02 | 96.7 | HIP 80116 | 18.94 |
| 2025-11-29 | 16:19:03.04 | -72:24:14.1 | 37.477 | 4.03 | 97.3 | HIP 80116 | 17.88 |
| 2025-11-30 | 16:19:24.18 | -72:24:26.3 | 37.483 | 4.03 | 98.0 | HIP 80116 | 16.88 |
| 2025-12-01 | 16:19:45.30 | -72:24:39.8 | 37.489 | 4.03 | 98.7 | HIP 80116 | 15.97 |
| 2025-12-02 | 16:20:06.42 | -72:24:54.4 | 37.495 | 4.04 | 99.4 | HIP 80116 | 15.15 |
| 2025-12-03 | 16:20:27.52 | -72:25:10.1 | 37.501 | 4.04 | 100.1 | HIP 80116 | 14.45 |
| 2025-12-04 | 16:20:48.60 | -72:25:26.9 | 37.506 | 4.04 | 100.7 | HIP 80116 | 13.88 |
| 2025-12-05 | 16:21:09.66 | -72:25:44.9 | 37.511 | 4.05 | 101.4 | HIP 80116 | 13.46 |
| 2025-12-06 | 16:21:30.68 | -72:26:04.0 | 37.516 | 4.05 | 102.1 | HIP 80116 | 13.21 |
| 2025-12-07 | 16:21:51.68 | -72:26:24.3 | 37.521 | 4.05 | 102.1 | HIP 80116 | 13.13 |