(470443) 2007XV50
This object has a more recent orbit available here
Object
| Object | (470443) 2007XV50 |
| Diameter(1) | 584 km |
| Dynamic class(1) | cubewano |
| Absolute magnitude | 4.40 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2458600.5 |
| Semi major axis | 45.719632 ± 0.006857 au |
| Eccentricity | 0.069110693 ± 0.000085583 |
| Inclination | 22.927472931 ± 0.001982454 ° |
| Longitude of ascending node | 53.642503 ± 0.002310 ° |
| Argument of perihelia | 269.984277 ± 0.096520 ° |
| Mean anomaly | 107.647248 ± 0.099879 ° |
| Orbital period | 309.15 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv2 |
| Observation file |
omc_ast_NIMAv2.txt |
| bsp file | 470443_2007XV50_nima_v2.bsp |
| Date of first observation | 2007-12-13 |
| Date of last observation | 2018-11-14 |
| Number of observations used in the fit | 69 |
| Number of rejected observations | 2 |
| Number of DES observations | 0 |
| Number of MPC observations | 71 |
| Number of unpublished observations | 0 |
| RMS of observations | 0.228 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv2 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date | σα (arcsec) | σδ (arcsec) |
| 2019-01 | 0.238 | 0.190 |
| 2019-07 | 0.311 | 0.200 |
| 2020-01 | 0.318 | 0.232 |
| 2020-07 | 0.399 | 0.241 |
| 2021-01 | 0.413 | 0.280 |
| 2021-07 | 0.502 | 0.285 |
| 2022-01 | 0.524 | 0.333 |
| 2022-07 | 0.621 | 0.333 |
| 2023-01 | 0.649 | 0.389 |
Ephemeris comparison
Difference between NIMAv2 and JPL7 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.