(523643) 2010TY53


Object

Object (523643) 2010TY53
Diameter(1) 451 km
Dynamic class(1) Centaur
Absolute magnitude 5.55
G slop 0.15
(1) Data from the johnston archive list.

Orbital elements

Epoch (Julian date) 2460800.5
Semi major axis 39.428924 ± 0.001286 au
Eccentricity 0.464148916 ± 0.000009904
Inclination 22.435007543 ± 0.000008110 °
Longitude of ascending node 111.418292 ± 0.000061 °
Argument of perihelia 2.458166 ± 0.002068 °
Mean anomaly 334.646687 ± 0.001678 °
Orbital period 247.59 yr

Ephemeris & Observations

Ephemeris version NIMAv9
Observation file (documentation) omc_ast_NIMAv9.txt
bsp file 523643_2010TY53_nima_v9.bsp
Date of first observation 2004-10-07
Date of last observation 2025-01-19
Number of observations used in the fit 498
Number of rejected observations 1
Number of DES observations 19
Number of MPC observations 458
Number of unpublished observations 22
RMS of observations 0.181 arcsec

Residuals

residual plot

Residuals in right ascension and declination compared to NIMAv9 ephemeris.
Colours indicate the estimated precision in arcsec used as weights in the fitting process.

Orbit quality

date σα (arcsec) σδ (arcsec)
2024-01 0.031 0.012
2024-07 0.058 0.048
2025-01 0.041 0.023
2025-07 0.086 0.061
2026-01 0.064 0.039
2026-07 0.122 0.079
2027-01 0.099 0.058
2027-07 0.168 0.101
2028-01 0.145 0.083

Ephemeris comparison

residual plot

Difference between NIMAv9 and JPL31 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