(7352) Hypsenor
This object has a more recent orbit available here
Object
| Object | (7352) Hypsenor |
| Diameter(1) | 62 km |
| Dynamic class(1) | trojan |
| Absolute magnitude | 10.03 |
| G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
| Epoch (Julian date) | 2457137.798015777 |
| Semi major axis | 5.138607 ± 0.000000 au |
| Eccentricity | 0.035930936 ± 0.000000011 |
| Inclination | 8.178532511 ± 0.000000544 ° |
| Longitude of ascending node | 130.330306 ± 0.000004 ° |
| Argument of perihelia | 125.534685 ± 0.000027 ° |
| Mean anomaly | 167.804991 ± 0.000029 ° |
| Orbital period | 11.65 yr |
Ephemeris & Observations
| Ephemeris version | NIMAv5 |
| Observation file |
omc_ast_NIMAv5.txt |
| bsp file | 7352_Hypsenor_nima_v5.bsp |
| Date of first observation | 1988-08-16 |
| Date of last observation | 2023-08-12 |
| Number of observations used in the fit | 3565 |
| Number of rejected observations | 11 |
| Number of DES observations | 9 |
| Number of MPC observations | 3239 |
| Number of unpublished observations | 172 |
| RMS of observations | 0.103 arcsec |
Residuals
Residuals in right ascension and declination compared to NIMAv5 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
| date | σα (arcsec) | σδ (arcsec) |
| 2023-01 | 0.009 | 0.002 |
| 2023-07 | 0.015 | 0.004 |
| 2024-01 | 0.012 | 0.003 |
| 2024-07 | 0.018 | 0.006 |
| 2025-01 | 0.017 | 0.006 |
| 2025-07 | 0.019 | 0.007 |
| 2026-01 | 0.021 | 0.007 |
| 2026-07 | 0.019 | 0.005 |
| 2027-01 | 0.026 | 0.007 |
Ephemeris comparison
Difference between NIMAv5 and JPL56 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.