(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 | 6.90 |
G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
Epoch (Julian date) | 2458600.5 |
Semi major axis | 23.257021 ± 0.000327 au |
Eccentricity | 0.225562122 ± 0.000008141 |
Inclination | 15.005769424 ± 0.000059504 ° |
Longitude of ascending node | 107.308957 ± 0.000456 ° |
Argument of perihelia | 155.302865 ± 0.000893 ° |
Mean anomaly | 359.079033 ± 0.000836 ° |
Orbital period | 112.16 yr |
Ephemeris & Observations
Ephemeris version | NIMAv1 |
Observation file |
omc_ast_NIMAv1.txt |
bsp file | 95626_2002GZ32_nima_v1.bsp |
Date of first observation | 1995-03-29 |
Date of last observation | 2018-08-02 |
Number of observations used in the fit | 388 |
Number of rejected observations | 2 |
Number of DES observations | 0 |
Number of MPC observations | 389 |
Number of unpublished observations | 1 |
RMS of observations | 0.238 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv1 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
date | σα (arcsec) | σδ (arcsec) |
2020-01 | 0.104 | 0.042 |
2020-07 | 0.127 | 0.047 |
2021-01 | 0.165 | 0.055 |
2021-07 | 0.208 | 0.063 |
2022-01 | 0.241 | 0.067 |
2022-07 | 0.309 | 0.078 |
2023-01 | 0.332 | 0.077 |
2023-07 | 0.429 | 0.088 |
2024-01 | 0.438 | 0.083 |
Ephemeris comparison
Difference between NIMAv1 and JPL25 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.