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
2016-04-30 19:18:05 S 19 21 59.381 +47 39 30.06 L C51
2016-04-30 20:52:20 S 19 21 37.042 +47 39 27.54 L C51
2016-04-30 22:26:46 S 19 21 14.57 +47 39 25.1 L C51
2016-05-01 00:01:01 S 19 20 52.17 +47 39 21.7 L C51
2016-05-01 01:35:27 S 19 20 29.66 +47 39 18.9 L C51
2016-05-01 03:09:42 S 19 20 07.18 +47 39 15.0 L C51
2016-05-01 06:18:23 S 19 19 22.07 +47 39 06.8 L C51
2016-05-03 00:41:47 C 19 09 06.81 +47 35 21.3 q K38
2016-05-03 00:56:33 C 19 09 02.96 +47 35 20.2 q K38
2016-05-03 00:59:53 C 19 09 02.11 +47 35 20.0 q K38
2016-05-03 01:08:56 C 19 08 59.75 +47 35 19.7 q K38
2016-05-07 11:39:29 C 18 41 19.15 +47 05 19.2 L T05
2016-05-07 11:56:01 C 18 41 14.25 +47 05 14.4 L T05
2016-05-07 12:12:16 C 18 41 09.66 +47 05 08.3 L T05
2016-05-07 12:28:17 C 18 41 04.93 +47 05 01.3 L T05
2016-05-11 18:45:06 C 18 12 21.55 +45 59 11.1 q D29
2016-05-11 18:46:22 C 18 12 21.17 +45 59 10.0 q D29
2016-05-11 19:09:17 C 18 12 14.08 +45 58 50.5 q D29
2016-05-11 19:10:33 C 18 12 13.69 +45 58 49.5 q D29
2016-05-11 19:33:28 C 18 12 06.64 +45 58 29.5 q D29
2016-05-11 19:34:45 C 18 12 06.24 +45 58 28.4 q D29
2016-05-14 09:13:59 C 17 54 08.13 +44 57 13.2 q 703
2016-05-14 09:20:37 C 17 54 06.05 +44 57 05.4 q 703
2016-05-14 09:27:17 C 17 54 03.93 +44 56 58.2 q 703
2016-05-14 09:33:59 C 17 54 01.71 +44 56 52.3 q 703
2016-05-15 04:02:47 C 17 48 33.76 +44 35 01.2 q G40
2016-05-15 04:07:39 C 17 48 32.22 +44 34 55.0 q G40
2016-05-15 10:54:54 C 17 46 35.09 +44 26 31.5 L T05
2016-05-15 11:08:57 C 17 46 30.62 +44 26 14.6 L T05
2016-05-15 11:17:29 C 17 46 27.85 +44 26 03.9 L T05
2016-05-15 11:31:00 C 17 46 23.58 +44 25 47.8 L T05
2016-05-17 00:12:17 C 17 35 34.26 +43 35 43.1 q G40
2016-05-17 00:17:36 C 17 35 32.59 +43 35 36.2 q G40
2016-05-17 02:09:39 C 17 34 55.52 +43 32 43.3 q 204
2016-05-17 02:12:42 C 17 34 54.58 +43 32 38.9 q 204
2016-05-17 02:15:45 C 17 34 53.63 +43 32 34.3 q 204
2016-05-17 02:18:48 C 17 34 52.67 +43 32 29.8 q 204
2016-05-17 02:21:51 C 17 34 51.73 +43 32 25.1 q 204
2016-05-19 06:11:53 C 17 19 37.64 +42 09 48.8 u H21
2016-05-19 06:15:19 C 17 19 36.57 +42 09 43.0 u H21
2016-05-19 06:18:15 C 17 19 35.66 +42 09 38.1 u H21
2016-05-19 06:21:11 C 17 19 34.75 +42 09 33.1 u H21
2016-05-19 06:24:07 C 17 19 33.83 +42 09 28.2 u H21
2016-05-19 06:27:03 C 17 19 32.92 +42 09 23.2 u H21
2016-05-19 06:29:58 C 17 19 32.02 +42 09 18.1 u H21
2016-05-19 06:32:54 C 17 19 31.12 +42 09 13.1 u H21
2016-05-19 06:36:19 C 17 19 30.06 +42 09 07.4 u H21
2016-05-19 10:35:12 C 17 18 20.97 +42 02 28.6 L T05
2016-05-19 10:51:08 C 17 18 15.99 +42 02 01.8 L T05
2016-05-19 10:59:31 C 17 18 13.38 +42 01 47.2 L T05
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)