(230965) 2004XA192
Object
| Object |
(230965) 2004XA192 |
| Diameter(1) |
339 km |
| Dynamic class(1) |
otherTNO |
| Absolute magnitude |
4.28 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460800.5 |
| Semi major axis |
47.480862 ± 0.001794 au |
| Eccentricity |
0.253006224 ± 0.000023557 |
| Inclination |
38.093561342 ± 0.000037048 ° |
| Longitude of ascending node |
328.669497 ± 0.000074 ° |
| Argument of perihelia |
132.067255 ± 0.001644 ° |
| Mean anomaly |
6.990076 ± 0.000833 ° |
| Orbital period |
327.18 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv8 |
| Observation file (documentation) |
omc_ast_NIMAv8.txt |
| bsp file |
230965_2004XA192_nima_v8.bsp |
| Date of first observation |
1989-08-29 |
| Date of last observation |
2025-04-15 |
| Number of observations used in the fit |
645 |
| Number of rejected observations |
7 |
| Number of DES observations |
0 |
| Number of MPC observations |
625 |
| Number of unpublished observations |
27 |
| RMS of observations |
0.192 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv8 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date |
σα (arcsec) |
σδ (arcsec) |
| 2024-01 |
0.071 |
0.068 |
| 2024-07 |
0.067 |
0.081 |
| 2025-01 |
0.086 |
0.084 |
| 2025-07 |
0.079 |
0.098 |
| 2026-01 |
0.102 |
0.103 |
| 2026-07 |
0.092 |
0.117 |
| 2027-01 |
0.120 |
0.125 |
| 2027-07 |
0.107 |
0.139 |
| 2028-01 |
0.139 |
0.150 |
Ephemeris comparison
Difference between NIMAv8 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.
Previous NIMA versions