(523692) 2014EZ51
This object has a more recent orbit available here
Object
| Object | (523692) 2014EZ51 |
| Diameter(1) | 770 km |
| Dynamic class(1) | SDO |
| Absolute magnitude | 3.80 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2458200.5 |
| Semi major axis | 52.493841 ± 0.004409 au |
| Eccentricity | 0.224822032 ± 0.000095486 |
| Inclination | 10.246109416 ± 0.002195957 ° |
| Longitude of ascending node | 27.482830 ± 0.007664 ° |
| Argument of perihelia | 329.810415 ± 0.014011 ° |
| Mean anomaly | 266.537756 ± 0.032883 ° |
| Orbital period | 380.34 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv5 |
| Observation file |
omc_ast_NIMAv5.txt |
| bsp file | 523692_2014EZ51_nima_v5.bsp |
| Date of first observation | 2010-04-18 |
| Date of last observation | 2020-06-14 |
| Number of observations used in the fit | 170 |
| Number of rejected observations | 5 |
| Number of DES observations | 0 |
| Number of MPC observations | 138 |
| Number of unpublished observations | 37 |
| RMS of observations | 0.130 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv5 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date | σα (arcsec) | σδ (arcsec) |
| 2021-01 | 0.093 | 0.043 |
| 2021-07 | 0.140 | 0.055 |
| 2022-01 | 0.155 | 0.064 |
| 2022-07 | 0.190 | 0.078 |
| 2023-01 | 0.228 | 0.089 |
| 2023-07 | 0.255 | 0.105 |
| 2024-01 | 0.314 | 0.116 |
| 2024-07 | 0.334 | 0.136 |
| 2025-01 | 0.411 | 0.147 |
Ephemeris comparison
Difference between NIMAv5 and JPL6 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.