2004 HX53

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3338313528 ± 6.84e-08
Semi-major axis (a)1.1927329540 AU ± 2.84e-09
Inclination (i)3.55759935° ± 8.26e-06
Long. of Asc. Node (Ω)64.38675992° ± 5.90e-05
Arg. of Perihelion (ω)241.75059971° ± 5.58e-05
Mean Anomaly (M)148.95780569° ± 3.10e-05
Mean Motion (n)0.7566542023°/day ± 2.70e-09
Perihelion dist (q)0.79456130 AU ± 8.16e-08
Aphelion dist (Q)1.59090461 AU ± 8.16e-08
Orbital Period1.30261126 yr ± 4.66e-09
Physical Parameters
H (abs. magnitude)23.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.558″
Uncertainty0
Orbit TypeApollo
MOID0.020639 AU
Observations Used93
Radar Obs Used5
Oppositions1
Arc Total2004-2017
First Observation Used2004-04-26
Last Observation Used2017-04-04
Observations (96)
Date Type RA Dec Mag Band Observatory
2004-04-26 06:01:43 C 13 45 54.23 +18 23 13.7 19.2 c 704
2004-04-26 06:17:15 C 13 45 50.49 +18 24 20.6 18.9 c 704
2004-04-26 06:32:36 C 13 45 46.82 +18 25 27.3 19.2 c 704
2004-04-26 06:47:57 C 13 45 43.15 +18 26 33.1 18.9 c 704
2004-04-26 07:03:19 C 13 45 39.44 +18 27 38.5 18.7 c 704
2004-04-26 22:36:59 C 13 42 16.59 +19 37 39.7 r 620
2004-04-26 22:47:02 C 13 42 13.95 +19 38 26.8 r 620
2004-04-27 04:12:00 C 13 40 59.41 +20 04 18.3 r 649
2004-04-27 04:14:19 C 13 40 58.80 +20 04 29.2 r 649
2004-04-27 04:16:36 C 13 40 58.20 +20 04 40.7 r 649
2004-04-27 04:18:54 C 13 40 57.57 +20 04 52.1 r 649
2004-04-27 05:47:11 C 13 40 35.13 +20 12 14.0 18.5 c 704
2004-04-27 05:47:24 C 13 40 35.03 +20 12 15.4 18.8 c 704
2004-04-27 05:49:26 C 13 40 34.48 +20 12 25.9 18.5 c 704
2004-04-27 05:49:38 C 13 40 34.39 +20 12 27.2 18.6 c 704
2004-04-27 05:53:21 C 13 40 33.39 +20 12 45.5 18.8 c 704
2004-04-27 06:01:56 C 13 40 30.98 +20 13 26.8 19.1 c 704
2004-04-27 06:02:08 C 13 40 30.93 +20 13 27.7 19.2 c 704
2004-04-27 06:04:26 C 13 40 30.29 +20 13 39.6 19.0 c 704
2004-04-27 06:04:39 C 13 40 30.23 +20 13 39.9 19.0 c 704
2004-04-27 06:08:17 C 13 40 29.20 +20 13 58.2 19.3 c 704
2004-04-27 06:16:54 C 13 40 26.91 +20 14 40.7 19.3 c 704
2004-04-27 06:17:06 C 13 40 26.76 +20 14 41.0 18.9 c 704
2004-04-27 06:19:21 C 13 40 26.17 +20 14 52.3 19.0 c 704
2004-04-27 06:19:33 C 13 40 26.11 +20 14 53.2 19.2 c 704
2004-04-27 06:23:03 C 13 40 25.14 +20 15 10.6 19.1 c 704
2004-04-27 06:31:40 C 13 40 22.71 +20 15 52.8 19.3 c 704
2004-04-27 06:31:52 C 13 40 22.65 +20 15 53.1 19.1 c 704
2004-04-27 06:34:16 C 13 40 22.03 +20 16 05.7 19.1 c 704
2004-04-27 06:34:27 C 13 40 21.94 +20 16 06.3 19.2 c 704
2004-04-27 06:37:50 C 13 40 21.03 +20 16 23.0 19.5 c 704
2004-04-27 06:46:33 C 13 40 18.55 +20 17 05.9 19.0 c 704
2004-04-27 06:46:46 C 13 40 18.52 +20 17 06.8 19.4 c 704
2004-04-27 06:49:14 C 13 40 17.85 +20 17 19.4 19.3 c 704
2004-04-27 06:49:25 C 13 40 17.74 +20 17 20.0 19.0 c 704
2004-04-27 06:52:41 C 13 40 16.92 +20 17 36.5 19.5 c 704
2004-04-27 07:00:12 C 13 40 15.40 +20 18 16.3 c 854
2004-04-27 07:01:43 C 13 40 15.00 +20 18 23.8 c 854
2004-04-27 07:03:14 C 13 40 14.60 +20 18 30.1 c 854
2004-04-27 21:57:59 C 13 36 26.31 +21 34 39.6 r 176
2004-04-27 21:58:58 C 13 36 26.02 +21 34 45.0 r 176
2004-04-27 21:59:57 C 13 36 25.72 +21 34 50.4 r 176
2004-04-27 22:00:57 C 13 36 25.42 +21 34 55.8 r 176
2004-04-27 22:01:56 C 13 36 25.11 +21 35 01.2 r 176
2004-04-30 07:05:59 C 13 16 44.57 +27 36 29.2 c 673
2004-04-30 07:07:59 C 13 16 43.63 +27 36 43.6 c 673
2004-04-30 07:09:29 C 13 16 42.87 +27 36 54.8 c 673
2004-04-30 07:12:00 C 13 16 41.67 +27 37 13.0 c 673
2004-04-30 07:18:20 C 13 16 38.65 +27 37 59.0 c 673
2004-05-01 05:27:55 C 13 06 01.45 +30 35 00.4 c 926
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2004-04-30 02:04:00 122085.2436 2 Hz 2380 -1 -1
2004-04-30 03:10:00 52463566.54 1 us 2380 -1 -1
2004-04-30 03:10:00 120003.3615 0.2 Hz 2380 -1 -1
2004-05-01 03:09:00 48231678.64 1 us 2380 -1 -1
2004-05-01 03:09:00 112813.4639 0.2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)