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
2004-05-15 08:01:50 C 14 15 24.41 +60 13 05.0 d 703
2004-05-15 08:15:08 C 14 15 22.05 +60 12 10.2 d 703
2004-05-15 08:28:19 C 14 15 19.87 +60 11 13.3 d 703
2004-05-15 08:41:34 C 14 15 17.61 +60 10 18.6 d 703
2004-05-15 21:51:22 C 14 13 27.73 +59 16 11.0 o J87
2004-05-15 21:52:26 C 14 13 27.56 +59 16 06.7 o J87
2004-05-15 21:53:29 C 14 13 27.32 +59 16 01.8 o J87
2004-05-15 21:54:32 C 14 13 27.17 +59 15 58.0 o J87
2004-05-15 21:55:35 C 14 13 27.03 +59 15 53.6 o J87
2004-05-15 21:56:39 C 14 13 26.87 +59 15 50.0 o J87
2004-05-15 22:40:28 C 14 13 19.34 +59 12 40.5 o J95
2004-05-15 22:45:51 C 14 13 18.46 +59 12 18.2 o J95
2004-05-15 22:51:16 C 14 13 17.64 +59 11 56.0 o J95
2004-05-15 23:17:22 C 14 13 12.42 +59 10 12.2 18.9 c 130
2004-05-15 23:29:51 C 14 13 10.59 +59 09 20.2 18.6 c 130
2004-05-15 23:40:18 C 14 13 08.82 +59 08 35.5 18.7 c 130
2004-05-16 00:12:33 C 14 13 03.98 +59 06 28.2 o 620
2004-05-16 00:25:53 C 14 13 01.86 +59 05 32.1 o 620
2004-05-16 00:39:14 C 14 12 59.72 +59 04 35.9 o 620
2004-05-16 04:49:28 C 14 12 27.36 +58 47 29.7 o H59
2004-05-16 05:06:35 C 14 12 24.76 +58 46 18.9 o H59
2004-05-16 05:25:09 C 14 12 21.71 +58 45 01.5 o H59
2004-05-16 06:37:46 C 14 12 12.27 +58 40 10.3 c 854
2004-05-16 06:39:20 C 14 12 12.04 +58 40 03.7 c 854
2004-05-16 06:40:53 C 14 12 11.82 +58 39 56.4 c 854
2004-05-16 07:36:38 C 14 12 02.89 +58 36 01.5 o 688
2004-05-16 07:37:49 C 14 12 02.71 +58 35 54.8 c 688
2004-05-16 07:39:12 C 14 12 02.64 +58 35 50.0 c 688
2004-05-16 08:09:27 C 14 11 57.82 +58 33 45.7 c 688
2004-05-16 08:11:31 C 14 11 57.56 +58 33 35.3 o 688
2004-05-16 08:13:39 C 14 11 57.30 +58 33 25.0 o 688
2004-05-16 09:33:33 C 14 11 44.88 +58 27 45.9 o 688
2004-05-16 09:35:29 C 14 11 44.78 +58 27 42.1 o 688
2004-05-16 20:42:38 C 14 10 23.45 +57 41 49.6 o 151
2004-05-16 20:43:52 C 14 10 23.30 +57 41 45.3 o 151
2004-05-16 20:44:57 C 14 10 23.14 +57 41 40.2 o 151
2004-05-16 20:45:42 C 14 10 23.00 +57 41 37.6 o 151
2004-05-16 22:36:59 C 14 10 07.53 +57 33 56.0 o J95
2004-05-16 22:42:24 C 14 10 06.74 +57 33 33.6 o J95
2004-05-16 22:47:40 C 14 10 06.01 +57 33 12.4 o J95
2004-05-17 00:26:55 C 14 09 51.42 +57 26 18.3 j 012
2004-05-17 00:28:22 C 14 09 51.24 +57 26 11.8 j 012
2004-05-17 00:29:49 C 14 09 51.03 +57 26 06.4 j 012
2004-05-17 00:31:14 C 14 09 50.85 +57 26 00.0 j 012
2004-05-17 00:32:41 C 14 09 50.62 +57 25 53.3 j 012
2004-05-17 00:34:06 C 14 09 50.45 +57 25 48.4 j 012
2004-05-17 00:35:33 C 14 09 50.22 +57 25 41.3 j 012
2004-05-17 00:37:02 C 14 09 50.04 +57 25 36.0 j 012
2004-05-17 00:38:27 C 14 09 49.83 +57 25 29.5 j 012
2004-05-17 00:39:54 C 14 09 49.63 +57 25 23.6 j 012
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)