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
2016-06-09 02:20:38 C 15 23 06.65 +19 38 02.8 u H21
2016-06-09 02:23:34 C 15 23 06.17 +19 37 53.7 u H21
2016-06-09 02:26:31 C 15 23 05.69 +19 37 44.6 u H21
2016-06-09 02:29:27 C 15 23 05.20 +19 37 35.4 u H21
2016-06-09 02:32:23 C 15 23 04.72 +19 37 26.2 u H21
2016-06-09 02:35:19 C 15 23 04.24 +19 37 16.9 u H21
2016-06-09 14:31:54 C 15 21 15.16 +18 59 59.4 q D29
2016-06-09 14:52:16 C 15 21 11.84 +18 58 55.3 q D29
2016-06-09 15:12:37 C 15 21 08.52 +18 57 51.2 q D29
2016-06-10 02:34:16 C 15 19 30.76 +18 22 16.9 u H21
2016-06-10 02:37:13 C 15 19 30.30 +18 22 07.8 u H21
2016-06-10 02:40:09 C 15 19 29.84 +18 21 58.7 u H21
2016-06-10 02:43:06 C 15 19 29.38 +18 21 49.7 u H21
2016-06-10 02:46:02 C 15 19 28.92 +18 21 40.5 u H21
2016-06-10 02:48:59 C 15 19 28.46 +18 21 31.3 u H21
2016-06-10 02:51:55 C 15 19 28.00 +18 21 22.2 u H21
2016-06-11 02:15:31 C 15 16 11.17 +17 08 45.3 u H21
2016-06-11 02:18:28 C 15 16 10.73 +17 08 36.1 u H21
2016-06-11 02:21:24 C 15 16 10.30 +17 08 27.0 u H21
2016-06-11 02:24:20 C 15 16 09.86 +17 08 18.0 u H21
2016-06-11 02:27:16 C 15 16 09.43 +17 08 09.2 u H21
2016-06-11 02:30:11 C 15 16 08.99 +17 08 00.1 u H21
2016-06-11 02:33:18 C 15 16 08.53 +17 07 50.5 u H21
2016-06-11 05:29:16 C 15 15 42.55 +16 58 50.7 q H45
2016-06-11 05:30:56 C 15 15 42.30 +16 58 45.5 q H45
2016-06-11 05:32:06 C 15 15 42.12 +16 58 41.8 q H45
2016-06-11 05:33:13 C 15 15 41.96 +16 58 38.4 q H45
2016-06-11 05:34:27 C 15 15 41.78 +16 58 34.5 q H45
2016-06-11 05:35:43 C 15 15 41.60 +16 58 30.7 q H45
2016-06-12 02:27:18 C 15 12 57.97 +15 54 22.6 u H21
2016-06-12 02:30:14 C 15 12 57.56 +15 54 13.8 u H21
2016-06-12 02:33:11 C 15 12 57.15 +15 54 04.7 u H21
2016-06-12 02:36:07 C 15 12 56.73 +15 53 55.9 u H21
2016-06-12 02:39:04 C 15 12 56.31 +15 53 46.9 u H21
2016-06-12 02:42:24 C 15 12 55.84 +15 53 36.7 u H21
2016-06-13 02:18:01 C 15 09 58.44 +14 41 55.3 u H21
2016-06-13 02:20:58 C 15 09 58.05 +14 41 46.3 u H21
2016-06-13 02:23:54 C 15 09 57.66 +14 41 37.5 u H21
2016-06-13 02:26:51 C 15 09 57.27 +14 41 28.7 u H21
2016-06-13 02:29:47 C 15 09 56.88 +14 41 19.6 u H21
2016-06-13 02:32:44 C 15 09 56.48 +14 41 10.9 u H21
2016-06-13 02:35:39 C 15 09 56.09 +14 41 02.1 u H21
2016-06-17 22:39:59 C 14 57 40.50 +09 03 26.7 q 160
2016-06-17 22:42:22 C 14 57 40.27 +09 03 19.8 q 160
2016-06-17 22:44:44 C 14 57 40.05 +09 03 13.3 q 160
2016-06-18 02:15:40 C 14 57 23.10 +08 53 30.2 u H21
2016-06-18 02:18:37 C 14 57 22.79 +08 53 22.1 u H21
2016-06-18 02:21:33 C 14 57 22.46 +08 53 14.2 u H21
2016-06-18 02:24:30 C 14 57 22.16 +08 53 06.2 u H21
2016-06-18 02:27:26 C 14 57 21.87 +08 52 57.8 u H21
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)