C/2009 A9 (STEREO)
Basic Information of C/2009 A9 (STEREO)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 0.004652 |
| Eccentricity | 1.000000 |
| Inclination (deg) | 145.226200 |
| Longitude of ascending node (deg) | 4.533700 |
| Argument of perihelion (deg) | 79.009600 |
| Epoch | 2009-01-11T14:22:16.320 |
| Reference | , MPC orbital elements |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2009-01-11T14:22:16.320 |
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 | 07:09:56.00 | -12:13:31.6 | 36.416 | 3.17 | 243.7 | HIP 34504 | 15.62 |
| 2025-11-22 | 07:09:51.34 | -12:14:05.3 | 36.408 | 3.21 | 244.7 | HIP 34504 | 14.35 |
| 2025-11-23 | 07:09:46.60 | -12:14:38.2 | 36.401 | 3.24 | 245.6 | HIP 34504 | 13.08 |
| 2025-11-24 | 07:09:41.77 | -12:15:10.3 | 36.394 | 3.27 | 246.5 | HIP 34504 | 11.78 |
| 2025-11-25 | 07:09:36.85 | -12:15:41.6 | 36.388 | 3.30 | 247.4 | HIP 34504 | 10.48 |
| 2025-11-26 | 07:09:31.86 | -12:16:12.1 | 36.381 | 3.34 | 248.3 | HIP 34504 | 9.16 |
| 2025-11-27 | 07:09:26.78 | -12:16:41.7 | 36.375 | 3.37 | 249.2 | HIP 34504 | 7.83 |
| 2025-11-28 | 07:09:21.63 | -12:17:10.5 | 36.369 | 3.40 | 250.0 | HIP 34504 | 6.48 |
| 2025-11-29 | 07:09:16.39 | -12:17:38.4 | 36.363 | 3.43 | 250.8 | HIP 34504 | 5.12 |
| 2025-11-30 | 07:09:11.08 | -12:18:05.4 | 36.357 | 3.46 | 251.6 | HIP 34504 | 3.75 |
| 2025-12-01 | 07:09:05.70 | -12:18:31.6 | 36.351 | 3.49 | 252.4 | HIP 34504 | 2.37 |
| 2025-12-02 | 07:09:00.25 | -12:18:56.9 | 36.346 | 3.52 | 253.2 | HIP 34504 | 0.97 |
| 2025-12-03 | 07:08:54.72 | -12:19:21.3 | 36.341 | 3.55 | 254.0 | HIP 34504 | 0.45 |
| 2025-12-04 | 07:08:49.13 | -12:19:44.8 | 36.336 | 3.58 | 254.8 | HIP 34504 | 1.86 |
| 2025-12-05 | 07:08:43.47 | -12:20:07.4 | 36.331 | 3.61 | 255.5 | HIP 34504 | 3.30 |
| 2025-12-06 | 07:08:37.75 | -12:20:29.1 | 36.326 | 3.64 | 256.2 | HIP 34504 | 4.74 |
| 2025-12-07 | 07:08:31.96 | -12:20:49.8 | 36.322 | 3.64 | 256.2 | HIP 34504 | 6.19 |