(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Number of unpublished observations | 56 |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.