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
2015-02-11 20:07:08 C 05 23 43.05 +35 13 04.1 q K26
2015-02-11 20:44:12 C 05 23 29.96 +35 11 32.3 q K26
2015-02-11 20:47:11 C 05 23 28.95 +35 11 25.6 q K26
2015-02-11 20:50:11 C 05 23 27.86 +35 11 18.3 q K26
2015-02-11 20:53:12 C 05 23 26.78 +35 11 10.8 q K26
2015-02-11 21:15:58 C 05 23 18.29 +35 10 20.0 q 160
2015-02-11 21:18:13 C 05 23 17.51 +35 10 14.3 q 160
2015-02-11 21:20:27 C 05 23 16.72 +35 10 08.7 q 160
2015-02-12 21:51:43 C 05 14 51.65 +34 06 44.5 q 160
2015-02-12 21:54:02 C 05 14 50.82 +34 06 38.1 q 160
2015-02-12 21:56:24 C 05 14 49.96 +34 06 31.3 q 160
2015-02-12 22:33:29 C 05 14 37.22 +34 04 40.5 q C23
2015-02-12 22:36:58 C 05 14 35.99 +34 04 30.5 q C23
2015-02-12 22:41:35 C 05 14 34.31 +34 04 17.7 q C23
2015-02-14 02:05:32 C 05 04 51.35 +32 45 14.9 q H45
2015-02-14 02:06:50 C 05 04 50.85 +32 45 10.7 q H45
2015-02-14 02:07:47 C 05 04 50.48 +32 45 07.8 q H45
2015-02-14 02:08:43 C 05 04 50.12 +32 45 04.8 q H45
2015-02-14 02:09:48 C 05 04 49.71 +32 45 01.5 q H45
2015-02-14 02:11:04 C 05 04 49.22 +32 44 57.6 q H45
2015-02-14 02:12:06 C 05 04 48.84 +32 44 54.4 q H45
2015-02-14 02:13:04 C 05 04 48.45 +32 44 51.4 q H45
2015-02-15 12:58:52 C 04 51 52.80 +30 49 11.6 o C94
2015-02-15 13:00:44 C 04 51 52.08 +30 49 05.2 o C94
2015-02-15 13:02:28 C 04 51 51.37 +30 48 58.9 o C94
2015-02-15 21:21:48 C 04 48 38.31 +30 18 45.4 q C23
2015-02-15 21:27:01 C 04 48 36.23 +30 18 26.1 q C23
2015-02-15 21:32:49 C 04 48 33.91 +30 18 04.1 q C23
2015-02-16 19:49:23 C 04 39 52.12 +28 52 10.9 q G34
2015-02-16 19:53:38 C 04 39 50.25 +28 51 52.8 q G34
2015-02-16 19:57:54 C 04 39 48.59 +28 51 36.0 q G34
2015-02-16 20:02:09 C 04 39 46.86 +28 51 19.0 q G34
2015-02-16 20:06:24 C 04 39 45.14 +28 51 01.5 q G34
2015-02-17 00:14:47 C 04 38 07.71 +28 34 27.7 q I15
2015-02-17 00:20:57 C 04 38 05.05 +28 34 01.8 q I15
2015-02-17 02:48:05 C 04 37 06.34 +28 24 10.3 q 703
2015-02-17 02:54:34 C 04 37 03.60 +28 23 43.2 q 703
2015-02-17 03:01:03 C 04 37 00.83 +28 23 16.0 q 703
2015-02-17 03:12:28 C 04 36 55.93 +28 22 27.7 q 703
2015-02-17 20:01:48 C 04 30 06.87 +27 09 50.0 q C23
2015-02-17 20:07:00 C 04 30 04.70 +27 09 26.6 q C23
2015-02-17 20:12:47 C 04 30 02.17 +27 09 00.6 q C23
2015-02-18 11:25:50 S 04 23 47.43 +26 00 20.9 L C51
2015-02-18 13:00:27 S 04 23 07.88 +25 52 55.5 L C51
2015-02-18 16:09:30 S 04 21 48.64 +25 37 59.1 L C51
2015-02-18 18:43:25 C 04 20 42.17 +25 24 58.3 q 113
2015-02-18 18:45:00 C 04 20 41.48 +25 24 50.6 q 113
2015-02-18 18:46:34 C 04 20 40.79 +25 24 43.0 q 113
2015-02-18 18:48:09 C 04 20 40.10 +25 24 35.5 q 113
2015-02-18 18:49:43 C 04 20 39.41 +25 24 27.7 q 113
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)