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
2025-08-16 23:04:34 C 20 04 42.53 -00 06 26.4 X C40
2025-08-16 23:14:17 C 20 04 41.64 -00 06 27.0 X D04
2025-08-16 23:35:12 C 20 04 39.80 -00 06 31.8 X D04
2025-08-17 19:06:53 B 20 02 58.50 -00 10 40.9 X L76
2025-08-17 19:17:12 B 20 02 57.56 -00 10 42.7 X L76
2025-08-17 19:27:29 B 20 02 56.63 -00 10 45.2 X L76
2025-08-17 21:17:08 C 20 02 46.70 -00 11 08.7 X C40
2025-08-17 21:19:09 C 20 02 46.51 -00 11 09.1 X C40
2025-08-17 21:21:09 C 20 02 46.34 -00 11 09.5 X C40
2025-08-17 21:23:10 C 20 02 46.15 -00 11 09.9 X C40
2025-08-17 21:25:10 C 20 02 45.98 -00 11 10.3 X C40
2025-08-17 21:27:11 C 20 02 45.80 -00 11 10.9 X C40
2025-08-17 21:29:12 C 20 02 45.60 -00 11 11.3 X C40
2025-08-17 21:31:13 C 20 02 45.42 -00 11 11.6 X C40
2025-08-17 21:33:13 C 20 02 45.22 -00 11 11.6 X C40
2025-08-17 21:35:14 C 20 02 45.04 -00 11 12.8 X C40
2025-08-17 21:37:14 C 20 02 44.89 -00 11 13.1 X C40
2025-08-17 21:39:14 C 20 02 44.69 -00 11 13.6 X C40
2025-08-18 22:20:55 C 20 00 36.290 -00 16 52.54 Z C23
2025-08-18 22:46:19 C 20 00 34.046 -00 16 58.12 Z C23
2025-08-19 19:45:54 B 19 58 45.32 -00 22 04.3 X L76
2025-08-19 20:01:18 B 19 58 43.92 -00 22 08.4 X L76
2025-08-19 20:06:26 B 19 58 43.46 -00 22 09.2 X L76
2025-08-20 01:08:06 C 19 58 18.074 -00 23 03.19 V W68
2025-08-20 01:20:01 C 19 58 17.004 -00 23 06.22 V W68
2025-08-20 01:31:56 C 19 58 15.919 -00 23 09.28 V W68
2025-08-20 01:43:52 C 19 58 14.849 -00 23 12.23 V W68
2025-08-21 20:57:12 C 19 54 32.75 -00 35 08.8 X C40
2025-08-21 21:00:30 C 19 54 32.46 -00 35 09.6 X C40
2025-08-21 21:03:48 C 19 54 32.17 -00 35 10.8 X C40
2025-08-21 21:07:06 C 19 54 31.87 -00 35 11.6 X C40
2025-08-21 21:10:14 C 19 54 31.59 -00 35 12.5 X C40
2025-08-21 21:13:11 C 19 54 31.35 -00 35 13.4 X C40
2025-08-21 21:16:07 C 19 54 31.07 -00 35 14.5 X C40
2025-08-21 21:19:03 C 19 54 30.82 -00 35 15.3 X C40
2025-08-21 21:22:00 C 19 54 30.57 -00 35 15.9 X C40
2025-08-21 21:24:56 C 19 54 30.32 -00 35 17.0 X C40
2025-08-21 21:27:52 C 19 54 30.04 -00 35 17.6 X C40
2025-08-21 21:30:49 C 19 54 29.78 -00 35 18.4 X C40
2025-08-21 21:51:33 C 19 54 28.452 -00 35 25.48 Z C23
2025-08-21 22:34:40 C 19 54 24.636 -00 35 37.93 Z C23
2025-08-21 23:10:47 C 19 54 21.482 -00 35 48.08 Z C23
2025-08-22 00:22:22 B 19 54 15.216 -00 36 05.83 V R61
2025-08-22 00:36:38 B 19 54 13.966 -00 36 09.90 V R61
2025-08-22 00:48:59 B 19 54 12.888 -00 36 13.28 V R61
2025-08-22 02:43:26 B 19 54 03.794 -00 36 47.48 q X04
2025-08-22 03:03:19 B 19 54 02.093 -00 36 52.74 q X04
2025-08-22 03:22:25 B 19 54 00.348 -00 36 58.43 q X04
2025-08-22 21:28:40 C 19 52 28.77 -00 42 14.3 X C40
2025-08-22 21:31:20 C 19 52 28.53 -00 42 14.4 X C40
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)