(175113) 2004PF115
This object has a more recent orbit available here
Object
| Object | (175113) 2004PF115 |
| Diameter(1) | 468 km |
| Dynamic class(1) | cubewano |
| Absolute magnitude | 4.30 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2458200.5 |
| Semi major axis | 38.957657 ± 0.001195 au |
| Eccentricity | 0.068204250 ± 0.000022786 |
| Inclination | 13.347389152 ± 0.000016252 ° |
| Longitude of ascending node | 84.470608 ± 0.000253 ° |
| Argument of perihelia | 86.515796 ± 0.008789 ° |
| Mean anomaly | 166.238600 ± 0.009671 ° |
| Orbital period | 243.16 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv7 |
| Observation file |
omc_ast_NIMAv7.txt |
| bsp file | 175113_2004PF115_nima_v7.bsp |
| Date of first observation | 1992-06-04 |
| Date of last observation | 2021-11-27 |
| Number of observations used in the fit | 290 |
| Number of rejected observations | 1 |
| Number of DES observations | 0 |
| Number of MPC observations | 272 |
| Number of unpublished observations | 19 |
| RMS of observations | 0.151 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv7 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date | σα (arcsec) | σδ (arcsec) |
| 2021-01 | 0.030 | 0.017 |
| 2021-07 | 0.065 | 0.036 |
| 2022-01 | 0.039 | 0.023 |
| 2022-07 | 0.077 | 0.042 |
| 2023-01 | 0.050 | 0.030 |
| 2023-07 | 0.091 | 0.050 |
| 2024-01 | 0.063 | 0.038 |
| 2024-07 | 0.107 | 0.058 |
| 2025-01 | 0.078 | 0.046 |
Ephemeris comparison
Difference between NIMAv7 and JPL4 in right ascension (weighted by cos δ) and in declination.
Gray area represents the 1-σ uncertainty of NIMA ephemeris. Green dots represent the DES observations.