(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 (documentation) 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Number of unpublished observations 22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

residual plot

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

residual plot

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.