| B/comets/comets | Database of the orbital elements of comets (Rocher, 2007) The catalog of Comets (2024-09-22) (1713 rows) | Code==2I |
| Column | Value | Explain (UCD) | |
| 1388recno | 1388 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| Cnote | 1390 | Number of the associated "Note Cometaire" (Note 1) (meta.bib.volume) | |
| Udate | 2023-07-25 | "Y:M:D" | Date of "Note Cometaire" update (time.epoch) |
| Code | 2I | IAU code for the comet (meta.id) | |
| Name | Borisov | IAU Name of the comet (meta.id;meta.main) | |
| OrbName | P. Rocher | Orbit Computer name (obs.observer) | |
| Elem | 2458840.5 | d | Epoch of the computed elements (JD) (time.epoch) |
| n_Elem | 1 | [0,1] relativistic effects (Note 5) (meta.note) | |
| Nobs | 2774 | Number of observations used in solution (Note 6) (meta.number) | |
| resid | 0.51 | arcsec | r.m.s. residual (Note 6) (stat.stdev) |
| Date0 | 2019-08-30 | "Y:M:D" | Date of first observation (Note 6) (time.epoch) |
| Date1 | 2020-04-28 | "Y:M:D" | Date of last observation (Note 6) (time.epoch) |
| X0 | -1.69913248492535e+00 | AU | X coordinate of position vector (Note 2) (pos.distance;pos.cartesian.x) |
| Y0 | 9.62554085140383e-01 | AU | Y coordinate of position vector (Note 2) (pos.distance;pos.cartesian.y) |
| Z0 | -5.62116943827870e-01 | AU | Z coordinate of position vector (Note 2) (pos.distance;pos.cartesian.z) |
| Xdot | -4.02314256003653e-03 | AU/d | X-component of Velocity vector (Note 2) (phys.veloc.orbital) |
| Ydot | -1.23451238853721e-02 | AU/d | Y-component of Velocity vector (Note 2) (phys.veloc.orbital) |
| Zdot | -2.16840753420806e-02 | AU/d | Z-component of Velocity vector (Note 2) (phys.veloc.orbital) |
| A1 | 0.00000000000000e+00 | AU/d2 | X-component of non-gravitational forces (Note 2) (phys.acceleration) |
| A2 | 0.00000000000000e+00 | AU/d2 | Y-component of non-gravitational forces (Note 2) (phys.acceleration) |
| A3 | 0.00000000000000e+00 | AU/d2 | Z-component of non-gravitational forces (Note 2) (phys.acceleration) |
| T0 | 2458826.054278 | d | Date of perihelion (Note 3) (src.orbital.periastron) |
| q | 2.0065645 | AU | Perihelion distance (Note 3) (pos.distance;src.orbital.periastron) |
| e | 3.3567365 | Orbit eccentricity (Note 3) (src.orbital.eccentricity) | |
| omega | 209.124785 | deg | Argument of perihelion (Note 3) (src.orbital.periastron) |
| Omega | 308.148178 | deg | Longitude of orbital node (Note 3) (src.orbital.node) |
| i | 44.052561 | deg | Inclination of the orbit (Note 3) (src.orbital.inclination) |
| H1 | 7.84 | mag | Constant term for magnitude (Note 4) (phot.mag) |
| R1 | 15.00 | mag | Term in log(r) for magnitude (Note 4) (phot.mag) |
| D1 | 5.00 | mag | Term in log(D) for magnitude (Note 4) (phot.mag) |
| H2 | 12.93 | mag | Constant term for magnitude of nucleus (Note 4) (phot.mag) |
| R2 | 5.00 | mag | Term in log(r) for magnitude of nucleus (Note 4) (phot.mag) |
| D2 | 5.00 | mag | Term in log(D) for magnitude of nucleus (Note 4) (phot.mag) |
| Ephemeride | Ephemeride | Show the Ephemeride of this Comet (from IMCCE) (meta.ref.url) | |