345813 (2007 HX4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3318767618 ± 8.53e-09
Semi-major axis (a)1.3175811070 AU ± 3.29e-09
Inclination (i)56.55406511° ± 1.41e-06
Long. of Asc. Node (Ω)41.66743749° ± 2.22e-06
Arg. of Perihelion (ω)14.55209784° ± 3.36e-06
Mean Anomaly (M)201.44570142° ± 8.88e-06
Mean Motion (n)0.6516977746°/day ± 2.44e-09
Perihelion dist (q)0.88030656 AU ± 1.15e-08
Aphelion dist (Q)1.75485566 AU ± 1.21e-08
Orbital Period1.51239780 yr ± 5.66e-09
Physical Parameters
H (abs. magnitude)17.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.018″
Uncertainty0
Orbit TypeApollo
MOID0.105478 AU
Observations Used154
Gaia Obs Used55
Oppositions6
Arc Total1998-2016
First Observation Used1998-04-22
Last Observation Used2025-01-12
Observations (193)
Date Type RA Dec Mag Band Observatory
2009-11-01 00:40:56 C 18 15 40.01 -79 39 11.1 r I19
2009-11-08 02:06:08 C 19 41 42.93 -65 16 04.3 u I20
2009-11-08 02:10:04 C 19 41 43.82 -65 15 38.6 u I20
2009-11-08 02:12:02 C 19 41 44.30 -65 15 25.4 u I20
2009-11-26 02:13:13 C 20 18 31.89 -06 25 51.9 r G96
2009-11-26 02:20:22 C 20 18 31.96 -06 25 00.6 r G96
2009-12-05 17:56:46 C 20 18 23.04 +14 52 32.4 w 160
2009-12-05 18:00:56 C 20 18 22.98 +14 52 49.1 w 160
2009-12-05 18:03:50 C 20 18 22.95 +14 53 00.9 w 160
2009-12-09 19:08:02 C 20 17 02.83 +20 42 10.2 v 204
2009-12-09 19:13:18 C 20 17 02.73 +20 42 26.7 v 204
2009-12-09 19:19:24 C 20 17 02.64 +20 42 45.9 v 204
2010-03-25 16:25:00 S 18 03 20.86 +66 22 38.3 L C51
2010-03-25 17:59:59 S 18 02 55.64 +66 24 11.3 L C51
2010-03-25 19:35:31 S 18 02 30.16 +66 25 44.9 L C51
2010-03-25 21:10:30 S 18 02 04.73 +66 27 17.8 L C51
2010-03-25 22:46:02 S 18 01 39.13 +66 28 50.9 L C51
2010-03-26 00:21:01 S 18 01 13.49 +66 30 23.2 L C51
2010-03-26 03:31:32 S 18 00 21.86 +66 33 27.7 L C51
2010-03-26 05:07:04 S 17 59 55.82 +66 35 00.2 L C51
2010-03-26 06:42:03 S 17 59 29.878 +66 36 31.46 L C51
2010-03-26 08:17:35 S 17 59 03.648 +66 38 03.41 L C51
2010-03-26 13:03:05 S 17 57 44.65 +66 42 36.0 L C51
2010-03-26 14:38:37 S 17 57 18.022 +66 44 07.01 L C51
2010-03-26 16:13:36 S 17 56 51.50 +66 45 36.7 L C51
2010-03-26 17:49:08 S 17 56 24.69 +66 47 07.1 L C51
2010-03-26 19:24:07 S 17 55 57.88 +66 48 36.2 L C51
2010-03-26 20:59:39 S 17 55 30.92 +66 50 06.0 L C51
2010-03-26 22:34:38 S 17 55 03.943 +66 51 34.63 L C51
2010-05-10 06:32:20 C 12 27 02.95 +47 02 45.4 r 703
2010-05-10 06:42:16 C 12 27 02.19 +47 02 22.3 r 703
2010-05-10 06:52:18 C 12 27 01.08 +47 01 55.3 r 703
2010-05-10 07:02:21 C 12 27 00.32 +47 01 31.7 r 703
2010-06-06 08:59:48 S 12 03 20.885 +23 02 45.46 L C51
2010-06-06 12:10:19 S 12 03 20.94 +22 56 52.3 L C51
2010-06-06 15:20:39 S 12 03 21.13 +22 50 59.1 L C51
2010-06-06 18:31:10 S 12 03 21.24 +22 45 06.6 L C51
2010-06-06 21:41:41 S 12 03 21.45 +22 39 13.9 L C51
2010-06-07 00:52:12 S 12 03 21.66 +22 33 23.0 L C51
2010-06-07 02:27:22 S 12 03 21.80 +22 30 27.8 L C51
2010-06-07 04:02:43 S 12 03 21.94 +22 27 32.6 L C51
2010-06-07 05:37:53 S 12 03 22.12 +22 24 37.2 L C51
2010-06-07 07:13:14 S 12 03 22.30 +22 21 43.0 L C51
2010-06-07 08:48:24 S 12 03 22.49 +22 18 47.8 L C51
2010-06-07 10:23:34 S 12 03 22.67 +22 15 53.6 L C51
2010-06-07 11:58:55 S 12 03 22.91 +22 12 59.1 L C51
2010-06-07 15:09:27 S 12 03 23.29 +22 07 11.4 L C51
2010-06-07 18:19:46 S 12 03 23.76 +22 01 24.2 L C51
2010-06-07 18:19:58 S 12 03 23.79 +22 01 23.5 L C51
2010-06-07 21:30:18 S 12 03 24.29 +21 55 37.4 L C51