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
2010-05-21 21:56:14 C 16 04 29.45 +46 03 30.4 u 175
2010-05-24 00:12:05 C 15 51 09.05 +43 30 43.3 v 204
2010-05-24 00:15:07 C 15 51 08.25 +43 30 33.7 v 204
2010-05-24 00:18:08 C 15 51 07.44 +43 30 24.2 v 204
2010-05-24 00:21:18 C 15 51 06.60 +43 30 14.1 v 204
2010-05-24 00:24:14 C 15 51 05.81 +43 30 04.8 v 204
2010-05-26 05:44:52 C 15 38 23.80 +40 38 57.3 o H21
2010-05-26 06:32:47 C 15 38 12.20 +40 36 18.7 o H21
2010-05-26 06:37:10 C 15 38 11.14 +40 36 04.1 o H21
2010-05-26 06:41:06 C 15 38 10.21 +40 35 51.1 o H21
2010-05-27 21:18:15 C 15 29 52.83 +38 27 20.7 c A48
2010-05-27 21:22:28 C 15 29 51.92 +38 27 06.2 c A48
2010-05-27 21:26:40 C 15 29 50.99 +38 26 52.5 c A48
2010-05-27 21:30:53 C 15 29 50.05 +38 26 37.6 c A48
2010-05-28 05:06:15 C 15 28 15.82 +38 01 09.8 o H21
2010-05-28 05:10:33 C 15 28 14.89 +38 00 55.4 o H21
2010-05-28 05:18:36 C 15 28 13.07 +38 00 28.0 o H21
2010-05-28 05:22:06 C 15 28 12.32 +38 00 16.3 o H21
2010-05-28 23:07:25 C 15 24 40.76 +37 00 03.9 r J27
2010-05-28 23:26:31 C 15 24 36.74 +36 58 59.0 r J27
2010-05-28 23:41:26 C 15 24 33.57 +36 58 08.1 r J27
2010-05-29 05:30:38 C 15 23 25.64 +36 38 19.5 o H21
2010-05-29 05:32:48 C 15 23 25.30 +36 38 12.3 o H21
2010-05-29 05:36:50 C 15 23 24.43 +36 37 58.4 o H21
2010-05-29 05:40:52 C 15 23 23.62 +36 37 44.7 o H21
2010-05-29 05:46:29 C 15 23 22.45 +36 37 24.9 o H21
2010-05-29 23:07:28 C 15 20 07.13 +35 38 05.0 w I99
2010-05-29 23:11:57 C 15 20 06.24 +35 37 49.3 w I99
2010-05-29 23:16:23 C 15 20 05.35 +35 37 34.9 w I99
2010-06-03 13:26:53 C 15 02 10.76 +29 17 30.9 u 379
2010-06-03 13:29:34 C 15 02 10.38 +29 17 21.9 u 379
2010-06-03 13:35:24 C 15 02 09.45 +29 17 01.9 u 379
2010-06-03 14:05:47 C 15 02 04.68 +29 15 16.2 u 379
2010-06-03 14:20:29 C 15 02 02.40 +29 14 25.7 u 379
2010-06-03 14:27:09 C 15 02 01.39 +29 14 02.2 u 379
2010-06-03 14:41:49 C 15 01 59.12 +29 13 11.5 u 379
2010-06-03 14:44:30 C 15 01 58.71 +29 13 02.0 u 379
2010-06-03 21:24:56 C 15 01 04.94 +28 49 59.7 r J27
2010-06-03 21:58:39 C 15 00 59.79 +28 48 04.7 r J27
2010-06-03 22:30:32 C 15 00 54.94 +28 46 14.8 r J27
2010-06-04 12:47:51 C 14 58 58.59 +27 57 17.5 u 379
2010-06-04 13:02:52 C 14 58 56.35 +27 56 26.6 u 379
2010-06-04 13:06:24 C 14 58 55.81 +27 56 14.6 u 379
2010-06-04 13:33:40 C 14 58 51.76 +27 54 40.3 u 379
2010-06-04 13:36:52 C 14 58 51.30 +27 54 29.3 u 379
2010-06-04 13:40:03 C 14 58 50.86 +27 54 18.2 u 379
2010-06-04 13:51:53 C 14 58 49.07 +27 53 38.1 u 379
2010-06-04 14:03:40 C 14 58 47.33 +27 52 56.7 u 379
2010-06-04 14:06:52 C 14 58 46.88 +27 52 45.8 u 379
2010-06-05 20:26:02 C 14 54 55.57 +26 09 09.7 o 046
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)