(95626) 2002GZ32
This object has a more recent orbit available here
Object
Object | (95626) 2002GZ32 |
Diameter(1) | 237 km |
Dynamic class(1) | Centaur |
Absolute magnitude | 7.19 |
G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
Epoch (Julian date) | 2459800.5 |
Semi major axis | 23.138938 ± 0.000144 au |
Eccentricity | 0.221443496 ± 0.000003882 |
Inclination | 15.017357831 ± 0.000008159 ° |
Longitude of ascending node | 107.300839 ± 0.000017 ° |
Argument of perihelia | 156.036094 ± 0.000459 ° |
Mean anomaly | 9.258344 ± 0.000207 ° |
Orbital period | 111.31 yr |
Ephemeris & Observations
Ephemeris version | NIMAv4 |
Observation file |
omc_ast_NIMAv4.txt |
bsp file | 95626_2002GZ32_nima_v4.bsp |
Date of first observation | 1995-03-29 |
Date of last observation | 2021-09-20 |
Number of observations used in the fit | 401 |
Number of rejected observations | 2 |
Number of DES observations | 0 |
Number of MPC observations | 397 |
Number of unpublished observations | 6 |
RMS of observations | 0.244 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv4 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
date | σα (arcsec) | σδ (arcsec) |
2022-01 | 0.026 | 0.010 |
2022-07 | 0.037 | 0.012 |
2023-01 | 0.045 | 0.012 |
2023-07 | 0.065 | 0.014 |
2024-01 | 0.071 | 0.014 |
2024-07 | 0.100 | 0.016 |
2025-01 | 0.102 | 0.016 |
2025-07 | 0.143 | 0.018 |
2026-01 | 0.140 | 0.017 |
Ephemeris comparison
Difference between NIMAv4 and JPL27 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.