746849 (2012 HJ1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6066084320 ± 1.62e-08
Semi-major axis (a)2.0021388593 AU ± 2.56e-08
Inclination (i)31.29829126° ± 8.12e-06
Long. of Asc. Node (Ω)44.61939020° ± 4.78e-06
Arg. of Perihelion (ω)291.23323088° ± 6.37e-06
Mean Anomaly (M)239.53879089° ± 3.20e-05
Mean Motion (n)0.3479132620°/day ± 6.68e-09
Perihelion dist (q)0.78762455 AU ± 3.39e-08
Aphelion dist (Q)3.21665317 AU ± 5.24e-08
Orbital Period2.83296554 yr ± 5.44e-08
Physical Parameters
H (abs. magnitude)17.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.338″
Uncertainty0
Orbit TypeApollo
MOID0.033220 AU
Observations Used354
Oppositions9
Arc Total2012-2026
First Observation Used2012-04-16
Last Observation Used2026-04-07
Observations (370)
Date Type RA Dec Mag Band Observatory
2012-05-13 05:45:30 C 13 59 25.40 -12 06 42.8 r 703
2012-05-13 05:57:57 C 13 59 23.49 -12 06 52.0 r 703
2012-05-13 06:15:20 C 13 59 20.86 -12 07 03.8 r G96
2012-05-13 06:23:42 C 13 59 19.60 -12 07 09.5 r G96
2012-05-13 06:32:02 C 13 59 18.34 -12 07 15.3 r G96
2012-05-16 02:41:00 C 13 49 07.83 -12 55 15.8 u H21
2012-05-16 02:46:45 C 13 49 06.93 -12 55 20.1 u H21
2012-05-16 02:52:29 C 13 49 06.05 -12 55 24.3 u H21
2012-05-16 04:23:06 C 13 48 52.35 -12 56 27.2 u 448
2012-05-16 04:29:15 C 13 48 51.37 -12 56 32.5 u 448
2012-05-16 04:35:03 C 13 48 50.48 -12 56 36.7 u 448
2012-05-16 04:41:38 C 13 48 49.45 -12 56 41.6 u 448
2012-05-16 04:46:15 C 13 48 48.72 -12 56 44.6 u 448
2012-05-17 04:37:29 C 13 45 11.80 -13 13 57.0 u H21
2012-05-17 04:41:26 C 13 45 11.16 -13 13 59.9 u H21
2012-05-17 04:45:24 C 13 45 10.55 -13 14 02.9 u H21
2012-05-17 04:50:07 C 13 45 09.82 -13 14 06.4 u H21
2012-05-19 06:20:38 C 13 37 37.31 -13 50 16.1 18.3 c 704
2012-05-19 06:37:06 C 13 37 34.83 -13 50 27.9 18.9 c 704
2012-05-19 06:53:42 C 13 37 32.20 -13 50 39.8 18.9 c 704
2012-05-19 07:10:24 C 13 37 29.59 -13 50 52.0 18.8 c 704
2012-05-19 07:27:02 C 13 37 26.95 -13 51 04.3 18.7 c 704
2012-05-19 20:30:19 C 13 35 27.92 -14 00 45.6 r 106
2012-05-19 20:50:12 C 13 35 24.77 -14 01 00.2 r 106
2012-05-19 21:09:39 C 13 35 21.74 -14 01 14.5 r 106
2012-05-19 21:28:23 C 13 35 18.85 -14 01 29.0 r 106
2012-05-20 05:06:17 C 13 34 09.01 -14 07 05.9 r G96
2012-05-20 05:26:42 C 13 34 05.84 -14 07 21.2 r G96
2012-05-20 05:36:49 C 13 34 04.26 -14 07 28.7 r G96
2012-05-22 04:31:14 C 13 26 54.67 -14 42 30.6 u H21
2012-05-22 04:34:58 C 13 26 54.11 -14 42 33.8 u H21
2012-05-22 04:38:29 C 13 26 53.55 -14 42 36.2 u H21
2012-05-23 05:40:09 C 13 23 05.20 -15 01 25.5 u H45
2012-05-23 05:42:05 C 13 23 04.82 -15 01 27.5 u H45
2012-05-23 05:43:34 C 13 23 04.58 -15 01 28.9 u H45
2012-05-23 05:44:56 C 13 23 04.42 -15 01 29.2 u H45
2012-05-23 05:47:44 C 13 23 03.92 -15 01 32.0 u H45
2012-05-25 21:15:08 C 13 13 30.75 -15 49 39.1 u 151
2012-05-25 21:18:30 C 13 13 30.23 -15 49 41.3 u 151
2012-05-25 21:21:51 C 13 13 29.71 -15 49 43.5 u 151
2012-05-27 04:50:33 C 13 08 49.13 -16 13 42.7 u H21
2012-05-27 04:56:11 C 13 08 48.26 -16 13 46.6 u H21
2012-05-27 05:02:28 C 13 08 47.33 -16 13 51.6 u H21
2012-05-29 21:32:24 C 12 59 24.41 -17 03 11.3 t 204
2012-05-29 21:48:01 C 12 59 22.11 -17 03 23.2 t 204
2012-05-30 02:33:55 C 12 58 41.53 -17 07 01.6 u H21
2012-05-30 02:41:45 C 12 58 40.37 -17 07 07.3 u H21
2012-05-30 02:49:34 C 12 58 39.24 -17 07 13.4 u H21
2012-05-31 03:05:41 C 12 55 12.54 -17 25 48.8 u H21
2012-05-31 03:23:57 C 12 55 09.94 -17 26 02.5 u H21