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
2015-02-08 21:41:43 C 05 46 11.42 +37 39 24.8 17.0 q 585
2015-02-08 21:42:11 C 05 46 11.25 +37 39 25.3 q 585
2015-02-08 21:42:27 C 05 46 11.20 +37 39 23.3 q 585
2015-02-08 21:42:45 C 05 46 11.07 +37 39 22.9 17.6 q 585
2015-02-08 21:43:13 C 05 46 10.95 +37 39 22.4 q 585
2015-02-08 21:43:29 C 05 46 10.88 +37 39 22.0 q 585
2015-02-08 21:43:48 C 05 46 10.77 +37 39 21.6 17.0 q 585
2015-02-08 21:44:15 C 05 46 10.62 +37 39 20.7 q 585
2015-02-08 21:44:31 C 05 46 10.54 +37 39 20.3 q 585
2015-02-08 21:44:50 C 05 46 10.44 +37 39 19.5 17.4 q 585
2015-02-08 21:45:18 C 05 46 10.30 +37 39 18.7 q 585
2015-02-08 21:45:33 C 05 46 10.20 +37 39 17.7 q 585
2015-02-08 21:45:52 C 05 46 10.10 +37 39 17.1 17.1 q 585
2015-02-08 21:46:20 C 05 46 09.99 +37 39 16.6 q 585
2015-02-08 21:46:35 C 05 46 09.89 +37 39 15.7 q 585
2015-02-08 21:46:54 C 05 46 09.84 +37 39 14.8 16.8 q 585
2015-02-08 21:47:22 C 05 46 09.67 +37 39 15.1 q 585
2015-02-08 21:47:38 C 05 46 09.56 +37 39 14.4 q 585
2015-02-08 21:47:56 C 05 46 09.42 +37 39 13.7 16.5 q 585
2015-02-08 21:48:24 C 05 46 09.31 +37 39 13.1 q 585
2015-02-08 21:48:40 C 05 46 09.22 +37 39 12.4 q 585
2015-02-08 21:48:58 C 05 46 09.14 +37 39 11.6 16.8 q 585
2015-02-08 21:49:26 C 05 46 08.99 +37 39 11.0 q 585
2015-02-08 21:49:42 C 05 46 08.89 +37 39 10.2 q 585
2015-02-08 21:50:01 C 05 46 08.78 +37 39 10.0 16.7 q 585
2015-02-09 19:10:52 C 05 39 37.86 +36 59 58.8 r 006
2015-02-09 19:14:13 C 05 39 36.70 +36 59 51.8 r 006
2015-02-09 19:18:08 C 05 39 35.40 +36 59 44.5 r 006
2015-02-09 19:22:52 C 05 39 33.89 +36 59 35.6 r 006
2015-02-09 19:27:37 C 05 39 32.26 +36 59 27.0 r 006
2015-02-09 21:41:38 C 05 38 47.27 +36 54 57.6 q 160
2015-02-09 21:43:56 C 05 38 46.53 +36 54 52.6 q 160
2015-02-09 21:46:13 C 05 38 45.75 +36 54 48.2 q 160
2015-02-10 21:27:13 C 05 31 11.33 +36 05 32.4 q 160
2015-02-10 21:29:32 C 05 31 10.55 +36 05 27.3 q 160
2015-02-10 21:31:48 C 05 31 09.76 +36 05 22.1 q 160
2015-02-11 19:09:39 C 05 24 03.37 +35 15 25.0 q K26
2015-02-11 19:10:00 C 05 24 03.31 +35 15 21.4 q C23
2015-02-11 19:12:38 C 05 24 02.40 +35 15 17.4 q K26
2015-02-11 19:13:18 C 05 24 02.17 +35 15 13.7 q C23
2015-02-11 19:15:38 C 05 24 01.24 +35 15 09.1 q K26
2015-02-11 19:16:36 C 05 24 01.01 +35 15 05.7 q C23
2015-02-11 19:18:39 C 05 24 00.28 +35 15 02.4 q K26
2015-02-11 19:19:54 C 05 23 59.85 +35 14 57.6 q C23
2015-02-11 19:23:19 C 05 23 58.58 +35 14 51.5 q K26
2015-02-11 19:26:19 C 05 23 57.46 +35 14 42.4 q K26
2015-02-11 19:29:20 C 05 23 56.52 +35 14 37.2 q K26
2015-02-11 19:32:19 C 05 23 55.36 +35 14 29.3 q K26
2015-02-11 20:01:07 C 05 23 45.19 +35 13 19.1 q K26
2015-02-11 20:04:07 C 05 23 44.14 +35 13 11.9 q K26
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)