C/2025 B2 (Borisov)
Basic Information of C/2025 B2 (Borisov)
Orbital Elements
| Parameter | Value |
|---|---|
| Orbit type | C |
| Perihelion distance (AU) | 8.239072 |
| Eccentricity | 1.001609 |
| Inclination (deg) | 91.744600 |
| Longitude of ascending node (deg) | 84.866500 |
| Argument of perihelion (deg) | 78.851800 |
| Epoch | 2025-11-21T00:00:00.000 |
| Reference | MPEC 2025-V36, MPC orbital elements |
Latest Perihelion
| Field | Value |
|---|---|
| Date (UTC) | 2026-09-11T15:55:43.680 |
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 | 20:03:53.80 | +89:10:40.5 | 8.043 | 23.41 | 169.7 | HIP 101884 | 15.13 |
| 2025-11-22 | 20:10:28.13 | +89:01:26.4 | 8.039 | 23.34 | 170.6 | HIP 106556 | 22.55 |
| 2025-11-23 | 20:15:37.81 | +88:52:12.7 | 8.036 | 23.28 | 171.2 | HIP 106556 | 28.67 |
| 2025-11-24 | 20:19:53.34 | +88:42:59.9 | 8.032 | 23.21 | 171.5 | HIP 106556 | 36.10 |
| 2025-11-25 | 20:23:32.16 | +88:33:48.4 | 8.029 | 23.13 | 171.7 | HIP 101444 | 30.09 |
| 2025-11-26 | 20:26:44.94 | +88:24:38.5 | 8.026 | 23.06 | 171.8 | HIP 101444 | 20.85 |
| 2025-11-27 | 20:29:38.57 | +88:15:30.4 | 8.023 | 22.98 | 171.8 | HIP 101444 | 11.63 |
| 2025-11-28 | 20:32:17.69 | +88:06:24.2 | 8.021 | 22.89 | 171.7 | HIP 101444 | 2.45 |
| 2025-11-29 | 20:34:45.56 | +87:57:20.1 | 8.018 | 22.81 | 171.6 | HIP 101444 | 6.73 |
| 2025-11-30 | 20:37:04.52 | +87:48:18.2 | 8.016 | 22.72 | 171.5 | HIP 101444 | 15.84 |
| 2025-12-01 | 20:39:16.28 | +87:39:18.5 | 8.013 | 22.63 | 171.3 | HIP 102646 | 8.94 |
| 2025-12-02 | 20:41:22.16 | +87:30:21.3 | 8.011 | 22.53 | 171.1 | HIP 102646 | 4.69 |
| 2025-12-03 | 20:43:23.15 | +87:21:26.7 | 8.009 | 22.44 | 170.9 | HIP 102646 | 11.23 |
| 2025-12-04 | 20:45:20.04 | +87:12:34.6 | 8.007 | 22.34 | 170.6 | HIP 103435 | 13.96 |
| 2025-12-05 | 20:47:13.46 | +87:03:45.2 | 8.006 | 22.24 | 170.4 | HIP 103435 | 8.04 |
| 2025-12-06 | 20:49:03.92 | +86:54:58.7 | 8.004 | 22.13 | 170.1 | HIP 102243 | 5.13 |
| 2025-12-07 | 20:50:51.83 | +86:46:15.0 | 8.003 | 22.13 | 170.1 | HIP 102243 | 9.62 |