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
2010-07-07 04:25:04 C 14 24 29.01 -06 16 17.6 18.6 c 704
2010-07-07 04:40:06 C 14 24 29.12 -06 16 45.1 18.4 c 704
2010-07-07 04:55:07 C 14 24 29.21 -06 17 11.1 18.5 c 704
2010-08-02 22:02:35 S 14 47 50.004 -21 11 40.70 L C51
2010-08-03 01:13:06 S 14 48 00.36 -21 15 11.1 L C51
2010-08-03 04:23:38 S 14 48 10.76 -21 18 41.0 L C51
2010-08-03 07:34:08 S 14 48 21.19 -21 22 10.6 L C51
2010-08-03 10:44:40 S 14 48 31.63 -21 25 39.5 L C51
2010-08-03 13:55:11 S 14 48 42.11 -21 29 08.4 L C51
2010-08-03 15:30:21 S 14 48 47.36 -21 30 52.4 L C51
2010-08-03 17:05:31 S 14 48 52.61 -21 32 36.2 L C51
2010-08-03 17:05:42 S 14 48 52.61 -21 32 36.7 L C51
2010-08-03 18:40:52 S 14 48 57.864 -21 34 20.60 L C51
2010-08-03 20:16:02 S 14 49 03.134 -21 36 04.14 L C51
2010-08-03 21:51:23 S 14 49 08.419 -21 37 48.29 L C51
2010-08-03 23:26:33 S 14 49 13.69 -21 39 31.6 L C51
2010-08-04 01:01:54 S 14 49 18.99 -21 41 15.6 L C51
2010-08-04 02:37:04 S 14 49 24.28 -21 42 58.9 L C51
2010-08-04 04:12:14 S 14 49 29.58 -21 44 42.0 L C51
2010-08-04 04:12:25 S 14 49 29.58 -21 44 42.6 L C51
2010-08-04 07:22:45 S 14 49 40.20 -21 48 08.6 L C51
2010-08-04 10:33:16 S 14 49 50.86 -21 51 34.8 L C51
2010-08-04 13:43:47 S 14 50 01.536 -21 55 00.73 L C51
2010-08-04 16:54:18 S 14 50 12.242 -21 58 26.18 L C51
2010-08-04 20:04:49 S 14 50 22.982 -22 01 51.31 L C51
2010-08-05 11:23:21 C 14 51 14.05 -22 18 08.4 r E12
2011-05-10 11:11:37 C 22 00 07.81 -08 09 04.4 o 291
2011-05-10 11:17:01 C 22 00 08.58 -08 09 03.3 o 291
2011-05-10 11:22:43 C 22 00 09.08 -08 09 01.9 o 291
2015-08-08 06:11:26 C 13 32 21.633 -04 46 11.95 L F51
2015-08-08 06:17:13 C 13 32 22.314 -04 46 18.30 L F51
2015-08-08 06:28:20 C 13 32 23.687 -04 46 31.13 L F51
2016-04-19 09:04:47 C 20 20 52.32 +46 48 44.1 t 705
2016-04-19 09:06:14 C 20 20 52.04 +46 48 44.4 t 705
2016-04-19 09:07:41 C 20 20 51.76 +46 48 45.2 t 705
2016-04-20 08:26:38 C 20 16 14.37 +46 56 35.0 o 695
2016-04-20 08:31:18 C 20 16 13.42 +46 56 37.2 o 695
2016-04-20 08:35:57 C 20 16 12.48 +46 56 39.3 o 695
2016-04-21 02:17:47 C 20 12 38.26 +47 02 17.5 q A17
2016-04-21 02:34:44 C 20 12 34.66 +47 02 23.1 q A17
2016-04-21 02:51:40 C 20 12 31.14 +47 02 29.6 q A17
2016-04-24 03:02:41 C 19 57 43.84 +47 21 54.9 q G40
2016-04-25 03:02:02 C 19 52 39.66 +47 26 57.5 q G40
2016-04-25 03:12:46 C 19 52 37.24 +47 27 00.8 q G40
2016-04-29 18:08:25 S 19 27 53.606 +47 39 29.30 L C51
2016-04-29 19:42:40 S 19 27 31.723 +47 39 31.10 L C51
2016-04-29 21:17:06 S 19 27 09.739 +47 39 33.30 L C51
2016-04-30 16:09:13 S 19 22 44.16 +47 39 33.7 L C51
2016-04-30 16:09:23 S 19 22 44.08 +47 39 34.4 L C51
2016-04-30 17:43:39 S 19 22 21.78 +47 39 32.1 L C51
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)