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
2004-05-28 21:25:12 C 13 49 42.06 +38 14 57.8 c 113
2004-05-28 21:49:43 C 13 49 41.29 +38 13 32.7 176
2004-05-28 21:51:01 C 13 49 41.23 +38 13 27.8 176
2004-05-28 21:52:20 C 13 49 41.16 +38 13 22.9 176
2004-05-28 21:53:40 C 13 49 41.10 +38 13 17.9 176
2004-05-28 22:54:33 C 13 49 38.19 +38 09 14.5 r 240
2004-05-28 22:59:45 C 13 49 37.96 +38 08 54.3 r 240
2004-05-28 23:02:21 C 13 49 37.86 +38 08 44.4 r 240
2004-05-28 23:03:39 C 13 49 37.82 +38 08 39.4 r 240
2004-05-28 23:07:31 C 13 49 37.68 +38 08 24.3 r 240
2004-05-28 23:10:07 C 13 49 37.58 +38 08 14.4 r 240
2004-05-29 05:07:10 C 13 49 27.01 +37 45 44.6 17.6 c 704
2004-05-29 05:19:47 C 13 49 26.43 +37 44 56.3 17.8 c 704
2004-05-29 05:32:35 C 13 49 25.85 +37 44 07.0 17.7 c 704
2004-05-29 05:45:15 C 13 49 25.30 +37 43 18.4 17.9 c 704
2004-05-29 05:47:36 C 13 49 24.33 +37 43 07.0 r H41
2004-05-29 05:50:20 C 13 49 24.19 +37 42 54.7 r H41
2004-05-29 05:52:45 C 13 49 24.11 +37 42 45.9 r H41
2004-05-29 05:58:05 C 13 49 24.72 +37 42 28.4 18.2 c 704
2004-05-29 05:59:02 C 13 49 23.88 +37 42 21.7 r H41
2004-05-29 06:02:59 C 13 49 23.67 +37 42 06.7 r H41
2004-06-01 05:25:48 C 13 47 32.45 +33 15 39.5 r H41
2004-06-01 05:28:16 C 13 47 32.42 +33 15 31.4 r H41
2004-06-01 06:45:42 C 13 47 30.66 +33 10 50.8 c 926
2004-06-01 06:47:05 C 13 47 30.59 +33 10 46.0 c 926
2004-06-01 06:48:29 C 13 47 30.56 +33 10 40.5 c 926
2004-06-03 04:23:46 C 13 46 44.48 +30 27 05.8 r 649
2004-06-03 04:26:20 C 13 46 44.42 +30 26 57.1 r 649
2004-06-03 04:28:54 C 13 46 44.37 +30 26 48.2 r 649
2004-06-03 04:31:27 C 13 46 44.31 +30 26 38.8 r 649
2004-06-05 20:55:09 C 13 46 05.36 +26 44 55.4 r 170
2004-06-05 20:58:54 C 13 46 05.29 +26 44 41.9 r 170
2004-06-05 21:01:23 C 13 46 05.26 +26 44 33.7 r 170
2004-06-06 04:09:32 C 13 46 03.11 +26 20 46.2 17.7 c 644
2004-06-06 04:38:28 C 13 46 02.60 +26 19 09.8 17.7 c 644
2004-06-06 05:07:28 C 13 46 02.10 +26 17 32.9 17.8 c 644
2004-06-06 21:08:34 C 13 45 57.36 +25 24 17.8 r 185
2004-06-06 21:11:47 C 13 45 57.34 +25 24 06.8 r 185
2004-06-06 21:16:12 C 13 45 57.26 +25 23 52.5 r 185
2004-06-06 21:22:52 C 13 45 57.18 +25 23 30.7 r 185
2004-06-06 21:29:56 C 13 45 57.08 +25 23 07.2 r 185
2004-06-06 21:33:14 C 13 45 57.04 +25 22 56.1 r 185
2004-06-06 22:05:51 C 13 45 56.61 +25 21 07.1 r 240
2004-06-06 22:07:26 C 13 45 56.59 +25 21 02.0 r 240
2004-06-06 22:09:02 C 13 45 56.57 +25 20 56.7 r 240
2004-06-06 22:12:12 C 13 45 56.53 +25 20 45.9 r 240
2004-06-06 22:16:58 C 13 45 56.47 +25 20 30.4 r 240
2004-06-06 22:20:09 C 13 45 56.43 +25 20 20.1 r 240
2004-06-06 22:23:19 C 13 45 56.39 +25 20 09.3 r 240
2004-06-07 20:50:09 C 13 45 53.42 +24 07 03.8 r A41
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)