464798 (2004 JX20)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2656796332 ± 1.78e-08
Semi-major axis (a)0.9016022049 AU ± 2.13e-10
Inclination (i)10.53493034° ± 2.75e-06
Long. of Asc. Node (Ω)101.73888137° ± 7.54e-06
Arg. of Perihelion (ω)349.12829934° ± 6.90e-06
Mean Anomaly (M)166.42436030° ± 1.18e-05
Mean Motion (n)1.1513035094°/day ± 4.07e-10
Perihelion dist (q)0.66206486 AU ± 1.61e-08
Aphelion dist (Q)1.14113955 AU ± 1.61e-08
Orbital Period0.85609596 yr ± 3.03e-10
Physical Parameters
H (abs. magnitude)19.37
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.274″
Uncertainty0
Orbit TypeAten
MOID0.094447 AU
Observations Used927
Radar Obs Used2
Oppositions2
Arc Total2004-2024
First Observation Used2004-05-15
Last Observation Used2024-04-20
Observations (998)
Date Type RA Dec Mag Band Observatory
2016-06-18 02:30:23 C 14 57 21.59 +08 52 49.6 u H21
2016-06-18 02:33:19 C 14 57 21.29 +08 52 41.5 u H21
2016-06-18 02:36:15 C 14 57 20.99 +08 52 33.3 u H21
2016-06-18 02:39:18 C 14 57 20.69 +08 52 24.9 u H21
2016-06-19 03:43:00 C 14 55 11.27 +07 43 36.4 q H45
2016-06-19 03:44:14 C 14 55 11.15 +07 43 33.1 q H45
2016-06-19 03:45:32 C 14 55 11.05 +07 43 29.6 q H45
2016-06-19 03:46:38 C 14 55 10.93 +07 43 25.8 q H45
2016-06-19 03:47:50 C 14 55 10.84 +07 43 23.3 q H45
2016-06-19 03:49:26 C 14 55 10.67 +07 43 19.4 q H45
2016-06-19 04:12:01 C 14 55 08.43 +07 42 14.6 q H21
2016-06-19 04:23:55 C 14 55 07.28 +07 41 41.8 q H21
2016-06-19 04:32:12 C 14 55 06.50 +07 41 19.2 q H21
2016-06-19 08:29:52 C 14 54 47.28 +07 30 49.1 L T05
2016-06-19 08:50:04 C 14 54 45.29 +07 29 54.4 L T05
2016-06-19 09:03:54 C 14 54 44.10 +07 29 17.3 L T05
2016-06-19 09:48:44 C 14 54 39.92 +07 27 15.8 L T05
2016-06-19 22:48:08 C 14 53 38.25 +06 52 01.0 q 204
2016-06-19 22:52:34 C 14 53 37.90 +06 51 49.1 q 204
2016-06-19 22:57:00 C 14 53 37.46 +06 51 37.0 q 204
2016-06-19 23:01:26 C 14 53 37.12 +06 51 25.4 q 204
2016-06-19 23:05:53 C 14 53 36.76 +06 51 13.0 q 204
2016-06-20 05:16:31 C 14 53 08.05 +06 34 49.8 q H21
2016-06-20 05:21:11 C 14 53 07.64 +06 34 37.4 q H21
2016-06-20 05:25:57 C 14 53 07.24 +06 34 24.5 q H21
2016-06-20 05:30:42 C 14 53 06.84 +06 34 11.9 q H21
2016-06-20 05:35:28 C 14 53 06.43 +06 33 59.3 q H21
2016-06-20 05:40:13 C 14 53 06.04 +06 33 46.4 q H21
2016-06-20 05:44:53 C 14 53 05.64 +06 33 34.1 q H21
2016-06-21 22:22:47 C 14 50 11.67 +04 47 40.2 o Z22
2016-06-21 22:42:19 C 14 50 10.13 +04 46 50.8 o Z22
2016-06-21 22:52:28 C 14 50 09.36 +04 46 25.1 o Z22
2016-06-22 07:24:57 C 14 49 35.815 +04 24 44.89 L F51
2016-06-22 07:42:08 C 14 49 34.480 +04 24 01.19 L F51
2016-06-22 08:16:35 C 14 49 31.798 +04 22 33.66 L F51
2016-06-23 07:54:14 C 14 48 02.96 +03 23 16.8 L T05
2016-06-23 08:16:41 C 14 48 01.31 +03 22 21.3 L T05
2016-06-23 08:35:15 C 14 47 59.97 +03 21 34.9 L T05
2016-06-23 08:55:05 C 14 47 58.55 +03 20 45.6 L T05
2016-06-26 21:26:31 C 14 43 35.26 -00 00 35.2 L04
2016-06-26 21:30:29 C 14 43 35.08 -00 00 44.4 L04
2016-06-27 07:56:44 C 14 43 08.53 -00 24 09.6 L T05
2016-06-27 08:15:34 C 14 43 07.53 -00 24 51.9 L T05
2016-06-27 08:35:11 C 14 43 06.57 -00 25 36.3 L T05
2016-06-27 08:55:45 C 14 43 05.49 -00 26 23.0 L T05
2016-06-27 09:16:36 C 14 43 04.42 -00 27 10.1 L T05
2016-06-28 20:59:46 C 14 41 42.09 -01 46 29.7 q 160
2016-06-28 21:02:43 C 14 41 41.93 -01 46 36.0 q 160
2016-06-28 21:05:43 C 14 41 41.80 -01 46 42.5 q 160
2016-06-30 21:50:04 C 14 40 08.59 -03 30 08.9 q 160
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-06-13 01:41:00 166981464.17 4 us 2380 -1 -1
2016-06-13 02:42:00 167079950.55 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)