137427 (1999 TF211)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6118006054 ± 5.33e-09
Semi-major axis (a)2.4395205680 AU ± 3.65e-09
Inclination (i)39.50642464° ± 5.61e-07
Long. of Asc. Node (Ω)347.89661414° ± 1.41e-06
Arg. of Perihelion (ω)162.38811104° ± 2.43e-06
Mean Anomaly (M)235.99995125° ± 5.63e-06
Mean Motion (n)0.2586756506°/day ± 5.80e-10
Perihelion dist (q)0.94702041 AU ± 1.31e-08
Aphelion dist (Q)3.93202073 AU ± 1.43e-08
Orbital Period3.81027855 yr ± 8.54e-09
Physical Parameters
H (abs. magnitude)15.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.026″
Uncertainty0
Orbit TypeApollo
MOID0.028189 AU
Observations Used677
Gaia Obs Used89
Oppositions13
Arc Total1999-2025
First Observation Used1999-10-06
Last Observation Used2025-09-16
Observations (705)
Date Type RA Dec Mag Band Observatory
2025-09-01 12:04:31 C 23 10 20.908 -11 35 33.18 X F51
2025-09-16 07:28:42 C 22 54 13.968 -12 03 52.80 X F52
2025-09-16 07:44:10 C 22 54 13.256 -12 03 53.62 X F52
2025-09-16 07:59:40 C 22 54 12.552 -12 03 54.69 X F52
2025-09-16 08:15:11 C 22 54 11.844 -12 03 55.58 X F52