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
2004-06-15 04:04:10 C 13 47 03.59 +15 22 23.6 18.4 c 704
2004-06-15 04:18:29 C 13 47 03.67 +15 21 44.2 18.5 c 704
2004-06-15 04:32:33 C 13 47 03.73 +15 21 04.9 18.4 c 704
2004-06-15 04:47:05 C 13 47 03.82 +15 20 24.0 18.6 c 704
2004-06-15 05:01:10 C 13 47 03.90 +15 19 44.9 18.7 c 704
2004-06-15 05:20:40 C 13 47 04.10 +15 18 52.7 c 926
2004-06-15 05:22:13 C 13 47 04.11 +15 18 48.1 c 926
2004-06-15 05:23:51 C 13 47 04.11 +15 18 43.5 c 926
2004-06-17 20:44:23 C 13 48 08.29 +12 28 34.6 r 170
2004-06-17 20:46:14 C 13 48 08.32 +12 28 29.5 r 170
2004-06-17 20:48:07 C 13 48 08.33 +12 28 24.4 r 170
2004-06-18 06:33:54 C 13 48 18.69 +12 03 07.3 d 703
2004-06-18 06:44:41 C 13 48 18.88 +12 02 39.3 d 703
2004-06-18 06:55:30 C 13 48 18.96 +12 02 10.5 d 703
2004-06-18 07:06:17 C 13 48 19.14 +12 01 42.9 d 703
2004-07-18 08:24:59 C 14 17 10.75 -10 55 28.0 r 474
2004-07-18 08:28:39 C 14 17 10.97 -10 55 33.8 r 474
2004-07-18 08:32:20 C 14 17 11.18 -10 55 38.3 r 474
2004-07-18 08:45:19 C 14 17 11.76 -10 55 56.7 r 474
2004-07-18 08:51:50 C 14 17 12.26 -10 56 06.5 r 474
2004-07-18 11:17:33 C 14 17 20.00 -10 59 35.1 r E12
2004-07-18 11:31:03 C 14 17 20.67 -10 59 53.4 r E12
2004-07-18 11:44:32 C 14 17 21.50 -11 00 14.0 r E12
2004-07-18 11:58:04 C 14 17 22.03 -11 00 31.3 r E12
2004-09-25 10:16:48 C 16 31 23.99 -36 19 52.8 r 413
2005-05-20 11:17:21 C 22 23 22.04 -06 51 56.2 r G96
2005-05-20 11:18:18 C 22 23 22.18 -06 51 55.3 r G96
2005-05-20 11:19:15 C 22 23 22.29 -06 51 54.9 r G96
2010-04-23 00:31:14 C 20 19 33.62 +58 17 47.8 o A17
2010-04-23 00:48:05 C 20 19 27.82 +58 18 00.0 o A17
2010-04-23 01:07:29 C 20 19 21.14 +58 18 12.1 o A17
2010-05-02 15:50:17 S 18 53 36.51 +58 52 27.0 L C51
2010-05-02 17:25:27 S 18 52 58.68 +58 51 54.2 L C51
2010-05-02 19:00:48 S 18 52 20.68 +58 51 21.2 L C51
2010-05-02 20:35:58 S 18 51 42.80 +58 50 46.9 L C51
2010-05-02 22:11:08 S 18 51 04.87 +58 50 11.6 L C51
2010-05-02 22:11:19 S 18 51 04.78 +58 50 12.3 L C51
2010-05-02 23:46:29 S 18 50 26.84 +58 49 36.6 L C51
2010-05-03 01:21:39 S 18 49 48.88 +58 48 59.8 L C51
2010-05-03 01:21:50 S 18 49 48.79 +58 49 00.5 L C51
2010-05-03 02:57:00 S 18 49 10.80 +58 48 23.4 L C51
2010-05-08 20:05:50 C 17 54 04.82 +57 03 24.0 o 151
2010-05-08 20:09:11 C 17 54 03.50 +57 03 21.2 o 151
2010-05-08 20:12:33 C 17 54 02.18 +57 03 18.4 o 151
2010-05-20 05:39:34 C 16 16 04.17 +47 58 43.8 o H21
2010-05-20 05:49:33 C 16 16 00.98 +47 58 16.7 o H21
2010-05-20 05:53:01 C 16 15 59.89 +47 58 06.8 o H21
2010-05-20 05:57:25 C 16 15 58.52 +47 57 54.4 o H21
2010-05-21 21:54:42 C 16 04 29.88 +46 03 34.9 u 175
2010-05-21 21:55:19 C 16 04 29.72 +46 03 33.1 u 175
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)