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
2016-06-30 21:53:03 C 14 40 08.48 -03 30 15.0 q 160
2016-06-30 21:56:04 C 14 40 08.37 -03 30 21.8 q 160
2016-07-01 21:12:31 C 14 39 32.31 -04 17 59.2 q 160
2016-07-01 21:15:29 C 14 39 32.21 -04 18 05.0 q 160
2016-07-01 21:18:27 C 14 39 32.14 -04 18 10.8 q 160
2016-07-03 21:40:41 C 14 38 32.09 -05 53 42.0 q 160
2016-07-03 21:43:30 C 14 38 32.12 -05 53 47.2 q 160
2016-07-03 21:46:59 C 14 38 31.91 -05 53 54.9 q 160
2016-07-04 21:34:09 C 14 38 09.90 -06 39 14.1 S B38
2016-07-04 21:42:22 C 14 38 09.76 -06 39 30.4 S B38
2016-07-06 07:12:13 C 14 37 47.13 -07 41 21.9 L T05
2016-07-06 07:27:06 C 14 37 46.82 -07 41 49.4 L T05
2016-07-06 07:43:11 C 14 37 46.57 -07 42 18.3 L T05
2016-07-06 07:59:19 C 14 37 46.27 -07 42 48.1 L T05
2016-07-07 04:39:47 C 14 37 36.70 -08 20 11.0 q 703
2016-07-07 04:46:21 C 14 37 36.58 -08 20 22.8 q 703
2016-07-07 04:52:55 C 14 37 36.49 -08 20 34.5 q 703
2016-07-07 04:59:31 C 14 37 36.42 -08 20 45.9 q 703
2016-07-08 07:01:55 C 14 37 29.16 -09 06 35.1 L T05
2016-07-08 07:17:08 C 14 37 28.99 -09 07 00.4 L T05
2016-07-08 07:32:31 C 14 37 28.94 -09 07 28.3 L T05
2016-07-08 08:05:30 C 14 37 28.41 -09 08 24.6 L T05
2016-07-22 06:29:32 S 14 42 06.93 -17 31 11.2 L C51
2016-07-22 09:38:13 S 14 42 12.27 -17 35 17.3 L C51
2016-07-22 12:46:54 S 14 42 17.65 -17 39 22.8 L C51
2016-07-22 15:55:35 S 14 42 23.08 -17 43 27.8 L C51
2016-07-22 19:04:16 S 14 42 28.526 -17 47 32.17 L C51
2016-07-22 20:38:31 S 14 42 31.270 -17 49 33.78 L C51
2016-07-22 22:12:46 S 14 42 34.030 -17 51 35.28 L C51
2016-07-22 23:47:12 S 14 42 36.802 -17 53 37.36 L C51
2016-07-23 01:21:27 S 14 42 39.57 -17 55 38.4 L C51
2016-07-23 02:55:53 S 14 42 42.36 -17 57 40.2 L C51
2016-07-23 04:30:08 S 14 42 45.17 -17 59 41.0 L C51
2016-07-23 06:04:34 S 14 42 47.97 -18 01 42.3 L C51
2016-07-23 09:13:04 S 14 42 53.62 -18 05 43.8 L C51
2016-07-23 09:13:15 S 14 42 53.63 -18 05 44.3 L C51
2016-07-23 12:21:45 S 14 42 59.33 -18 09 44.9 L C51
2016-07-23 15:30:26 S 14 43 05.06 -18 13 45.4 L C51
2016-07-23 18:39:07 S 14 43 10.831 -18 17 45.53 L C51
2022-04-29 11:21:18 S 19 41 06.706 +36 33 57.46 L C51
2022-04-29 14:29:15 S 19 40 41.81 +36 34 07.0 L C51
2022-04-29 17:37:12 S 19 40 16.85 +36 34 16.1 L C51
2022-04-29 19:11:16 S 19 40 04.26 +36 34 20.7 L C51
2022-04-29 20:45:09 S 19 39 51.76 +36 34 25.0 L C51
2022-04-29 22:19:13 S 19 39 39.168 +36 34 29.60 L C51
2022-04-30 01:27:10 S 19 39 13.96 +36 34 37.5 L C51
2022-04-30 04:35:07 S 19 38 48.68 +36 34 45.0 L C51
2022-05-13 21:24:33 C 18 44 33.343 +35 39 27.22 V A17
2022-05-13 21:41:31 C 18 44 29.904 +35 39 20.41 V A17
2022-05-13 21:58:28 C 18 44 26.448 +35 39 13.86 V A17
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)