(84922) 2003VS2
This object has a more recent orbit available here
Object
Object | (84922) 2003VS2 |
Diameter(1) | 523 km |
Dynamic class(1) | plutino |
Absolute magnitude | 3.98 |
G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
Epoch (Julian date) | 2459800.5 |
Semi major axis | 39.489600 ± 0.000324 au |
Eccentricity | 0.078653813 ± 0.000005910 |
Inclination | 14.812296007 ± 0.000008866 ° |
Longitude of ascending node | 302.644376 ± 0.000036 ° |
Argument of perihelia | 111.218794 ± 0.002034 ° |
Mean anomaly | 27.729974 ± 0.001946 ° |
Orbital period | 248.16 yr |
Ephemeris & Observations
Ephemeris version | NIMAv11 |
Observation file |
omc_ast_NIMAv11.txt |
bsp file | 84922_2003VS2_nima_v11.bsp |
Date of first observation | 1991-09-17 |
Date of last observation | 2021-09-04 |
Number of observations used in the fit | 447 |
Number of rejected observations | 7 |
Number of DES observations | 0 |
Number of MPC observations | 321 |
Number of unpublished observations | 133 |
RMS of observations | 0.220 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv11 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
date | σα (arcsec) | σδ (arcsec) |
2022-01 | 0.016 | 0.007 |
2022-07 | 0.013 | 0.008 |
2023-01 | 0.018 | 0.009 |
2023-07 | 0.017 | 0.010 |
2024-01 | 0.022 | 0.010 |
2024-07 | 0.022 | 0.011 |
2025-01 | 0.026 | 0.012 |
2025-07 | 0.028 | 0.013 |
2026-01 | 0.032 | 0.014 |
Ephemeris comparison
Difference between NIMAv11 and JPL34 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.