164400 (2005 GN59)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4679193066 ± 5.27e-09
Semi-major axis (a)1.6567207254 AU ± 2.20e-10
Inclination (i)6.62582485° ± 8.81e-07
Long. of Asc. Node (Ω)218.95159707° ± 7.09e-06
Arg. of Perihelion (ω)203.07546691° ± 7.26e-06
Mean Anomaly (M)354.58972990° ± 8.08e-07
Mean Motion (n)0.4622089155°/day ± 9.20e-11
Perihelion dist (q)0.88150911 AU ± 8.74e-09
Aphelion dist (Q)2.43193234 AU ± 8.74e-09
Orbital Period2.13242595 yr ± 4.24e-10
Physical Parameters
H (abs. magnitude)17.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.243″
Uncertainty0
Orbit TypeApollo
MOID0.050379 AU
Observations Used1600
Radar Obs Used3
Oppositions16
Arc Total1978-2026
First Observation Used1978-08-24
Last Observation Used2026-01-13
Observations (1702)
Date Type RA Dec Mag Band Observatory
2026-01-12 23:11:05 C 09 47 45.643 -53 12 36.86 V M22
2026-01-13 00:00:25 C 09 47 38.930 -53 09 02.05 V M22
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-10-07 12:50:00 -43710.58 0.24 Hz 8560 -14 -14
2008-10-09 12:50:00 -173304.237 0.2 Hz 8560 -14 -14
2008-10-09 13:10:00 54149006.86 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)