(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 | 39.269123 ± 0.001286 au |
Eccentricity | 0.460834908 ± 0.000009960 |
Inclination | 22.455344964 ± 0.000008122 ° |
Longitude of ascending node | 111.279879 ± 0.000061 ° |
Argument of perihelia | 2.465942 ± 0.002105 ° |
Mean anomaly | 330.456840 ± 0.001902 ° |
Orbital period | 246.08 yr |
Ephemeris & Observations
Ephemeris version | NIMAv7 |
Observation file |
omc_ast_NIMAv7.txt |
bsp file | 523643_2010TY53_nima_v7.bsp |
Date of first observation | 2004-10-07 |
Date of last observation | 2023-08-12 |
Number of observations used in the fit | 413 |
Number of rejected observations | 1 |
Number of DES observations | 19 |
Number of MPC observations | 373 |
Number of unpublished observations | 22 |
RMS of observations | 0.197 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) |
2023-01 | 0.035 | 0.005 |
2023-07 | 0.040 | 0.040 |
2024-01 | 0.032 | 0.012 |
2024-07 | 0.060 | 0.049 |
2025-01 | 0.041 | 0.024 |
2025-07 | 0.088 | 0.062 |
2026-01 | 0.065 | 0.040 |
2026-07 | 0.125 | 0.080 |
2027-01 | 0.100 | 0.060 |
Ephemeris comparison

Difference between NIMAv7 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.