(307982) 2004PG115
Object
| Object |
(307982) 2004PG115 |
| Diameter(1) |
334 km |
| Dynamic class(1) |
SDO |
| Absolute magnitude |
4.98 |
| G slop |
0.15 |
Orbital elements
| Epoch (Julian date) |
2460800.5 |
| Semi major axis |
90.382835 ± 0.007018 au |
| Eccentricity |
0.596577627 ± 0.000028650 |
| Inclination |
16.262217373 ± 0.000012255 ° |
| Longitude of ascending node |
230.555114 ± 0.000117 ° |
| Argument of perihelia |
75.930172 ± 0.000833 ° |
| Mean anomaly |
9.160454 ± 0.001209 ° |
| Orbital period |
859.28 yr |
Ephemeris & Observations
| Ephemeris version |
NIMAv7 |
| Observation file (documentation) |
omc_ast_NIMAv7.txt |
| bsp file |
307982_2004PG115_nima_v7.bsp |
| Date of first observation |
2002-06-10 |
| Date of last observation |
2025-07-01 |
| Number of observations used in the fit |
585 |
| Number of rejected observations |
8 |
| Number of DES observations |
0 |
| Number of MPC observations |
583 |
| Number of unpublished observations |
10 |
| RMS of observations |
0.190 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) |
| 2024-01 |
0.052 |
0.033 |
| 2024-07 |
0.039 |
0.022 |
| 2025-01 |
0.055 |
0.034 |
| 2025-07 |
0.051 |
0.026 |
| 2026-01 |
0.059 |
0.036 |
| 2026-07 |
0.065 |
0.031 |
| 2027-01 |
0.066 |
0.037 |
| 2027-07 |
0.080 |
0.035 |
| 2028-01 |
0.075 |
0.040 |
Ephemeris comparison
Difference between NIMAv7 and JPL29 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