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
2015-01-13 12:02:07 C 07 46 26.20 +41 14 35.7 q D95
2015-01-13 12:08:16 C 07 46 25.56 +41 14 38.0 q D95
2015-01-14 18:54:07 C 07 43 20.39 +41 24 20.8 q C23
2015-01-14 18:59:30 C 07 43 19.81 +41 24 23.4 q C23
2015-01-14 19:04:54 C 07 43 19.26 +41 24 24.6 q C23
2015-01-17 00:35:21 C 07 37 20.80 +41 39 51.7 q C23
2015-01-17 00:36:26 C 07 37 20.66 +41 39 52.4 q C23
2015-01-17 00:37:30 C 07 37 20.56 +41 39 52.6 q C23
2015-01-17 00:38:35 C 07 37 20.47 +41 39 53.1 q C23
2015-01-17 00:39:40 C 07 37 20.27 +41 39 52.9 q C23
2015-01-17 00:40:45 C 07 37 20.10 +41 39 53.2 q C23
2015-01-17 00:42:54 C 07 37 19.84 +41 39 54.0 q C23
2015-01-17 00:43:59 C 07 37 19.72 +41 39 53.9 q C23
2015-01-20 03:54:44 C 07 27 45.24 +41 56 02.9 q 703
2015-01-20 04:01:56 C 07 27 44.19 +41 56 04.5 q 703
2015-01-20 04:09:10 C 07 27 43.13 +41 56 06.1 q 703
2015-01-20 04:16:24 C 07 27 42.05 +41 56 07.7 q 703
2015-01-21 20:22:36 C 07 21 55.27 +42 01 07.3 q C23
2015-01-21 20:26:54 C 07 21 54.67 +42 01 07.6 q C23
2015-01-21 20:31:13 C 07 21 53.92 +42 01 08.6 q C23
2015-01-21 20:35:32 C 07 21 53.28 +42 01 09.4 q C23
2015-01-21 20:39:51 C 07 21 52.61 +42 01 09.9 q C23
2015-01-22 20:44:51 C 07 18 11.51 +42 02 59.8 r 006
2015-01-22 20:50:59 C 07 18 10.45 +42 03 01.1 r 006
2015-01-22 20:57:52 C 07 18 09.30 +42 03 01.6 r 006
2015-01-23 15:18:33 C 07 15 12.93 +42 03 30.3 o C94
2015-01-23 15:29:26 C 07 15 11.08 +42 03 30.4 o C94
2015-01-23 20:21:50 C 07 14 24.64 +42 03 35.7 r 006
2015-01-23 20:27:59 C 07 14 23.60 +42 03 35.4 r 006
2015-01-23 20:34:29 C 07 14 22.43 +42 03 36.3 r 006
2015-01-23 20:42:24 C 07 14 21.13 +42 03 36.2 r 006
2015-01-24 16:54:11 C 07 10 58.48 +42 02 59.2 r 168
2015-01-24 17:47:11 C 07 10 49.06 +42 02 58.1 r 168
2015-01-24 17:49:37 C 07 10 48.64 +42 02 58.1 r 168
2015-01-24 21:14:23 C 07 10 13.87 +42 02 51.1 q C23
2015-01-24 21:17:37 C 07 10 13.27 +42 02 50.8 q C23
2015-01-24 21:21:55 C 07 10 12.48 +42 02 50.8 q C23
2015-01-26 00:45:45 C 07 05 21.59 +42 00 25.7 q 160
2015-01-26 00:48:08 C 07 05 21.13 +42 00 25.3 q 160
2015-01-26 00:50:22 C 07 05 20.68 +42 00 25.9 q 160
2015-01-26 04:03:53 C 07 04 49.33 +42 00 10.7 q 703
2015-01-26 04:08:18 C 07 04 48.49 +42 00 10.2 q 703
2015-01-26 04:12:44 C 07 04 47.63 +42 00 09.8 q 703
2015-01-26 04:17:10 C 07 04 46.79 +42 00 09.4 q 703
2015-01-27 20:28:49 C 06 57 15.17 +41 52 28.8 q K32
2015-01-27 20:31:00 C 06 57 14.68 +41 52 27.9 q K32
2015-01-27 20:33:12 C 06 57 14.25 +41 52 27.8 q K32
2015-01-27 20:35:24 C 06 57 13.79 +41 52 27.6 q K32
2015-01-27 20:37:34 C 06 57 13.35 +41 52 27.0 q K32
2015-01-28 08:06:21 C 06 54 58.385 +41 49 44.66 L F51
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)