(523643) 2010TY53
This object has a more recent orbit available here
Object
Object | (523643) 2010TY53 |
Diameter(1) | 321 km |
Dynamic class(1) | Centaur |
Absolute magnitude | 5.60 |
G slop | 0.15 |
(1) Data from the johnston archive list.
Orbital elements
Epoch (Julian date) | 2459800.5 |
Semi major axis | 39.269199 ± 0.001536 au |
Eccentricity | 0.460835390 ± 0.000010978 |
Inclination | 22.455345149 ± 0.000008391 ° |
Longitude of ascending node | 111.279879 ± 0.000062 ° |
Argument of perihelia | 2.465810 ± 0.002599 ° |
Mean anomaly | 330.456952 ± 0.002261 ° |
Orbital period | 246.09 yr |
Ephemeris & Observations
Ephemeris version | NIMAv6 |
Observation file |
omc_ast_NIMAv6.txt |
bsp file | 523643_2010TY53_nima_v6.bsp |
Date of first observation | 2004-10-07 |
Date of last observation | 2022-11-09 |
Number of observations used in the fit | 379 |
Number of rejected observations | 1 |
Number of DES observations | 19 |
Number of MPC observations | 354 |
Number of unpublished observations | 7 |
RMS of observations | 0.199 arcsec |
Residuals

Residuals in right ascension and declination compared to NIMAv6 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.
Orbit quality
date | σα (arcsec) | σδ (arcsec) |
2022-01 | 0.051 | 0.009 |
2022-07 | 0.038 | 0.043 |
2023-01 | 0.043 | 0.006 |
2023-07 | 0.051 | 0.050 |
2024-01 | 0.036 | 0.012 |
2024-07 | 0.075 | 0.061 |
2025-01 | 0.042 | 0.026 |
2025-07 | 0.109 | 0.078 |
2026-01 | 0.067 | 0.045 |
Ephemeris comparison

Difference between NIMAv6 and JPL23 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.