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
2015-01-28 08:22:37 C 06 54 54.920 +41 49 40.37 L F51
2015-01-28 08:38:55 C 06 54 51.420 +41 49 35.97 L F51
2015-01-28 08:55:14 C 06 54 47.929 +41 49 31.32 L F51
2015-02-05 23:59:38 C 06 06 22.22 +39 23 16.8 q H21
2015-02-06 00:02:43 C 06 06 21.37 +39 23 13.2 q H21
2015-02-06 00:05:39 C 06 06 20.52 +39 23 09.9 q H21
2015-02-06 00:08:35 C 06 06 19.68 +39 23 06.4 q H21
2015-02-06 00:11:38 C 06 06 18.80 +39 23 02.9 q H21
2015-02-06 18:29:46 C 06 01 13.33 +38 59 04.6 q C23
2015-02-06 18:34:24 C 06 01 11.96 +38 58 58.6 q C23
2015-02-06 18:37:53 C 06 01 10.95 +38 58 54.1 q C23
2015-02-06 19:43:02 C 06 00 51.68 +38 57 30.2 q K26
2015-02-06 19:46:03 C 06 00 50.77 +38 57 26.2 q K26
2015-02-06 19:49:03 C 06 00 49.95 +38 57 20.7 q K26
2015-02-06 19:55:03 C 06 00 48.14 +38 57 12.3 q K26
2015-02-06 19:58:03 C 06 00 47.20 +38 57 08.2 q K26
2015-02-06 20:01:02 C 06 00 46.30 +38 57 04.1 q K26
2015-02-06 20:04:03 C 06 00 45.38 +38 57 00.5 q K26
2015-02-06 20:07:03 C 06 00 44.52 +38 56 56.2 q K26
2015-02-06 20:10:02 C 06 00 43.64 +38 56 52.3 q K26
2015-02-06 20:13:03 C 06 00 42.73 +38 56 48.5 q K26
2015-02-06 20:16:03 C 06 00 41.83 +38 56 44.3 q K26
2015-02-06 20:19:02 C 06 00 40.96 +38 56 39.9 q K26
2015-02-06 20:22:03 C 06 00 40.11 +38 56 36.4 q K26
2015-02-06 20:25:03 C 06 00 39.15 +38 56 32.8 q K26
2015-02-08 20:06:54 C 05 46 41.36 +37 42 17.4 q 585
2015-02-08 20:07:09 C 05 46 41.26 +37 42 17.1 q 585
2015-02-08 20:07:28 C 05 46 41.15 +37 42 16.4 17.0 q 585
2015-02-08 20:07:56 C 05 46 41.05 +37 42 15.3 q 585
2015-02-08 20:08:12 C 05 46 40.90 +37 42 14.6 q 585
2015-02-08 20:08:30 C 05 46 40.86 +37 42 14.2 16.9 q 585
2015-02-08 20:08:58 C 05 46 40.76 +37 42 12.7 q 585
2015-02-08 20:09:14 C 05 46 40.62 +37 42 13.1 q 585
2015-02-08 20:09:32 C 05 46 40.53 +37 42 12.3 17.1 q 585
2015-02-08 20:10:00 C 05 46 40.38 +37 42 11.8 q 585
2015-02-08 20:10:16 C 05 46 40.30 +37 42 11.6 q 585
2015-02-08 20:10:34 C 05 46 40.20 +37 42 10.6 16.8 q 585
2015-02-08 20:11:02 C 05 46 40.04 +37 42 09.8 q 585
2015-02-08 20:11:18 C 05 46 39.95 +37 42 09.2 q 585
2015-02-08 20:11:36 C 05 46 39.87 +37 42 08.8 16.7 q 585
2015-02-08 20:12:04 C 05 46 39.71 +37 42 07.9 q 585
2015-02-08 20:12:20 C 05 46 39.64 +37 42 07.5 q 585
2015-02-08 20:12:39 C 05 46 39.54 +37 42 06.7 16.6 q 585
2015-02-08 20:13:06 C 05 46 39.41 +37 42 06.0 q 585
2015-02-08 20:13:22 C 05 46 39.35 +37 42 05.3 q 585
2015-02-08 20:13:41 C 05 46 39.21 +37 42 04.8 16.8 q 585
2015-02-08 20:14:09 C 05 46 39.05 +37 42 04.2 q 585
2015-02-08 20:14:24 C 05 46 38.99 +37 42 03.9 q 585
2015-02-08 20:14:43 C 05 46 38.89 +37 42 03.2 16.7 q 585
2015-02-08 20:15:11 C 05 46 38.77 +37 42 02.9 q 585
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)