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
2013-10-10 02:45:34 C 22 35 43.82 -02 29 54.8 u H21
2013-10-10 03:06:51 C 22 35 43.19 -02 29 59.4 u H21
2013-10-10 03:26:22 C 22 35 42.60 -02 30 02.0 u H21
2014-11-22 14:40:48 C 07 53 36.711 +34 34 28.28 L F51
2014-11-22 14:58:46 C 07 53 37.487 +34 34 31.41 L F51
2014-11-26 12:02:48 C 07 57 44.380 +34 51 57.20 L F51
2014-11-26 12:20:19 C 07 57 45.050 +34 52 00.85 L F51
2014-11-26 12:37:48 C 07 57 45.728 +34 52 04.56 L F51
2014-11-26 12:55:15 C 07 57 46.402 +34 52 08.16 L F51
2014-11-30 09:49:54 C 08 01 26.28 +35 11 30.4 q 703
2014-11-30 10:00:05 C 08 01 26.53 +35 11 33.4 q 703
2014-11-30 10:14:32 C 08 01 27.16 +35 11 36.9 q 703
2014-11-30 10:24:55 C 08 01 27.43 +35 11 40.3 q 703
2014-12-25 12:34:34 C 08 10 06.829 +38 15 36.62 L F51
2014-12-25 12:54:44 C 08 10 06.376 +38 15 44.34 L F51
2014-12-25 13:12:00 C 08 10 05.987 +38 15 50.87 L F51
2014-12-30 01:55:16 C 08 07 35.01 +38 58 56.6 q 160
2014-12-30 01:58:16 C 08 07 34.90 +38 58 57.8 q 160
2014-12-30 02:01:14 C 08 07 34.78 +38 58 58.8 q 160
2014-12-30 08:29:48 C 08 07 23.21 +39 01 41.8 q 703
2014-12-30 08:39:51 C 08 07 22.91 +39 01 45.9 q 703
2014-12-30 08:49:49 C 08 07 22.46 +39 01 49.7 q 703
2014-12-30 09:00:13 C 08 07 22.03 +39 01 53.8 q 703
2015-01-01 00:48:21 C 08 05 58.51 +39 18 02.6 q 160
2015-01-01 00:50:57 C 08 05 58.45 +39 18 03.9 q 160
2015-01-01 00:53:34 C 08 05 58.31 +39 18 04.9 q 160
2015-01-02 02:03:52 C 08 04 57.40 +39 28 22.3 q 160
2015-01-02 02:06:51 C 08 04 57.28 +39 28 23.8 q 160
2015-01-02 02:09:52 C 08 04 57.10 +39 28 25.1 q 160
2015-01-04 23:43:48 C 08 01 37.61 +39 56 52.9 q 160
2015-01-04 23:46:37 C 08 01 37.43 +39 56 53.9 q 160
2015-01-04 23:49:24 C 08 01 37.25 +39 56 55.2 q 160
2015-01-06 00:36:20 C 08 00 13.09 +40 06 58.7 q 160
2015-01-06 00:38:26 C 08 00 12.96 +40 06 59.4 q 160
2015-01-06 00:40:31 C 08 00 12.83 +40 07 00.0 q 160
2015-01-08 06:55:59 C 07 56 44.81 +40 28 40.7 u H21
2015-01-08 06:59:19 C 07 56 44.57 +40 28 42.2 u H21
2015-01-08 07:02:04 C 07 56 44.34 +40 28 43.2 u H21
2015-01-08 07:04:49 C 07 56 44.14 +40 28 44.1 u H21
2015-01-08 07:07:34 C 07 56 43.94 +40 28 45.1 u H21
2015-01-08 07:10:19 C 07 56 43.73 +40 28 46.2 u H21
2015-01-08 07:12:59 C 07 56 43.51 +40 28 47.3 u H21
2015-01-08 07:16:41 C 07 56 43.22 +40 28 48.9 u H21
2015-01-10 11:13:32 C 07 52 52.25 +40 48 37.9 q D95
2015-01-10 11:19:41 C 07 52 51.85 +40 48 41.9 q D95
2015-01-11 01:13:37 C 07 51 41.62 +40 53 51.3 q C23
2015-01-11 01:16:52 C 07 51 41.34 +40 53 52.8 q C23
2015-01-11 01:21:11 C 07 51 40.93 +40 53 54.1 q C23
2015-01-11 01:24:24 C 07 51 40.64 +40 53 55.0 q C23
2015-01-13 11:51:52 C 07 46 27.22 +41 14 31.6 q D95
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)