90416 (2003 YK118)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4922047984 ± 1.01e-08
Semi-major axis (a)1.6951184872 AU ± 3.86e-09
Inclination (i)7.82654312° ± 2.20e-06
Long. of Asc. Node (Ω)326.74665095° ± 3.97e-06
Arg. of Perihelion (ω)233.27380575° ± 4.60e-06
Mean Anomaly (M)295.81980932° ± 4.37e-06
Mean Motion (n)0.4465932818°/day ± 1.53e-09
Perihelion dist (q)0.86077303 AU ± 1.72e-08
Aphelion dist (Q)2.52946394 AU ± 1.81e-08
Orbital Period2.20698860 yr ± 7.55e-09
NGA Modelr2
A2-1.78711427e-14 ± 5.92e-15 AU/d²
Physical Parameters
H (abs. magnitude)18.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.312″
Uncertainty0
Orbit TypeApollo
MOID0.001764 AU
Observations Used959
Radar Obs Used2
Oppositions12
Arc Total1993-2026
First Observation Used2002-09-13
Last Observation Used2026-01-06
Observations (992)
Date Type RA Dec Mag Band Observatory
2022-08-31 10:16:58 C 00 40 30.964 +11 41 21.84 U F51
2022-08-31 10:33:49 C 00 40 30.181 +11 41 20.44 U F51
2022-09-22 09:00:58 C 00 12 10.086 +09 59 20.64 U F52
2022-09-22 09:32:36 C 00 12 08.179 +09 59 11.93 U F52
2022-09-22 09:48:24 C 00 12 07.217 +09 59 07.57 U F52
2022-09-25 06:34:50 C 00 08 03.239 +09 39 31.75 V G96
2022-09-25 06:42:16 C 00 08 02.778 +09 39 29.66 V G96
2022-09-25 06:49:42 C 00 08 02.339 +09 39 27.68 V G96
2022-09-25 06:57:07 C 00 08 01.874 +09 39 24.98 V G96
2022-09-27 08:07:50 C 00 05 08.481 +09 24 52.78 U F52
2022-09-27 08:24:17 C 00 05 07.501 +09 24 47.85 U F52
2022-09-27 08:40:47 C 00 05 06.511 +09 24 42.88 U F52
2022-09-27 08:57:14 C 00 05 05.518 +09 24 38.01 U F52
2023-11-25 15:07:50 C 11 45 26.627 +05 23 00.73 X F52
2023-11-25 15:13:32 C 11 45 27.580 +05 22 52.42 X F52
2023-11-25 15:19:11 C 11 45 28.556 +05 22 44.41 X F52
2023-11-25 15:24:51 C 11 45 29.531 +05 22 36.34 X F52
2024-08-12 12:46:23 C 23 36 25.638 +00 33 17.29 X F52
2024-08-12 12:58:48 C 23 36 24.929 +00 33 15.70 X F52
2024-08-12 13:23:43 C 23 36 23.505 +00 33 12.12 X F52
2024-09-02 18:09:44 C 23 03 53.57 -01 18 05.5 V D29
2024-09-02 18:30:06 C 23 03 52.15 -01 18 10.7 V D29
2024-09-03 07:22:29 C 23 03 00.360 -01 21 39.92 V G96
2024-09-03 07:30:42 C 23 02 59.780 -01 21 42.37 V G96
2024-09-03 07:38:55 C 23 02 59.226 -01 21 43.88 V G96
2024-09-03 07:47:09 C 23 02 58.646 -01 21 46.76 V G96
2024-09-05 09:33:45 C 22 59 38.974 -01 35 17.80 X F51
2024-09-05 09:53:02 C 22 59 37.656 -01 35 23.06 X F51
2024-09-05 10:12:16 C 22 59 36.339 -01 35 28.42 X F51
2024-09-05 10:31:28 C 22 59 35.018 -01 35 33.61 X F51
2024-09-05 22:17:07 C 22 58 48.28 -01 38 49.7 033
2024-09-05 22:21:29 C 22 58 47.99 -01 38 51.0 033
2024-09-05 22:25:48 C 22 58 47.68 -01 38 52.0 033
2024-09-12 04:50:36 C 22 49 08.490 -02 19 47.46 V G96
2024-09-12 04:58:49 C 22 49 07.972 -02 19 49.76 V G96
2024-09-12 05:08:37 C 22 49 07.262 -02 19 52.82 V G96
2024-09-12 05:16:52 C 22 49 06.805 -02 19 55.06 V G96
2025-10-31 19:22:42 C 06 48 04.140 +35 02 58.47 W O18
2025-10-31 19:52:31 C 06 48 05.198 +35 03 05.17 W O18
2025-11-11 18:59:17 C 06 55 52.455 +36 05 17.78 W O18
2025-11-11 20:10:35 C 06 55 53.810 +36 05 36.74 W O18
2025-11-28 18:36:53 C 06 57 28.56 +38 08 20.8 V D29
2025-11-28 18:55:58 C 06 57 28.17 +38 08 27.5 V D29
2025-12-01 17:01:50 C 06 56 02.358 +38 32 24.09 W O18
2025-12-01 18:21:50 C 06 56 00.136 +38 32 52.96 W O18
2025-12-09 13:16:58 C 06 49 01.778 +39 38 07.08 X F52
2025-12-09 13:32:57 C 06 49 00.907 +39 38 12.35 X F52
2025-12-09 13:48:53 C 06 49 00.034 +39 38 17.63 X F52
2025-12-11 10:32:15 C 06 46 36.900 +39 53 36.13 V T08
2025-12-11 10:36:51 C 06 46 36.660 +39 53 37.28 V T08
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-02-12 00:18:00 118466181.13 4 us 2380 -1 -1
2015-02-23 21:43:00 81209308.27 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)