(55638) 2002VE95
This object has a more recent orbit available here
Object
| Object | (55638) 2002VE95 |
| Diameter(1) | 250 km |
| Dynamic class(1) | plutino |
| Absolute magnitude | 5.30 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2458600.5 |
| Semi major axis | 39.054131 ± 0.001090 au |
| Eccentricity | 0.284513216 ± 0.000016553 |
| Inclination | 16.336711472 ± 0.000164631 ° |
| Longitude of ascending node | 199.864968 ± 0.000345 ° |
| Argument of perihelia | 206.366480 ± 0.001274 ° |
| Mean anomaly | 26.268057 ± 0.001626 ° |
| Orbital period | 244.07 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv7 |
| Observation file |
omc_ast_NIMAv7.txt |
| bsp file | 55638_2002VE95_nima_v7.bsp |
| Date of first observation | 1990-10-12 |
| Date of last observation | 2019-03-25 |
| Number of observations used in the fit | 311 |
| Number of rejected observations | 3 |
| Number of DES observations | 0 |
| Number of MPC observations | 258 |
| Number of unpublished observations | 56 |
| RMS of observations | 0.219 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) |
| 2019-01 | 0.049 | 0.017 |
| 2019-07 | 0.066 | 0.022 |
| 2020-01 | 0.075 | 0.022 |
| 2020-07 | 0.091 | 0.025 |
| 2021-01 | 0.105 | 0.028 |
| 2021-07 | 0.120 | 0.028 |
| 2022-01 | 0.139 | 0.034 |
| 2022-07 | 0.152 | 0.031 |
| 2023-01 | 0.176 | 0.041 |
Ephemeris comparison
Difference between NIMAv7 and JPL15 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.