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
2015-04-14 15:29:07 C 19 24 53.96 -36 28 33.9 t 474
2019-01-04 09:53:59 C 10 29 59.02 +59 06 06.4 u H21
2019-01-04 10:15:18 C 10 29 57.97 +59 06 21.4 u H21
2019-01-04 10:25:02 C 10 29 57.50 +59 06 26.2 u H21
2023-03-26 06:11:45 C 13 29 05.78 +23 38 54.7 V H21
2023-03-26 06:31:12 C 13 29 04.49 +23 39 00.8 V H21
2023-04-11 04:46:58 C 13 04 45.46 +24 45 33.6 u H21
2023-04-11 05:08:50 C 13 04 43.85 +24 45 35.9 u H21
2023-04-19 03:25:30 C 12 52 03.33 +24 46 53.7 u H21
2023-04-19 03:43:09 C 12 52 02.12 +24 46 52.7 u H21
2023-05-13 06:00:49 C 12 19 57.536 +22 34 13.51 V G96
2023-05-13 06:08:18 C 12 19 57.306 +22 34 11.21 V G96
2023-05-13 06:15:45 C 12 19 56.896 +22 34 07.72 V G96
2023-05-13 06:23:14 C 12 19 56.564 +22 34 05.23 V G96
2026-02-24 08:09:40 C 14 35 27.380 +09 45 56.70 V 807
2026-02-24 08:23:46 C 14 35 27.310 +09 45 59.60 V 807
2026-02-24 08:37:52 C 14 35 27.270 +09 46 02.60 V 807
2026-04-07 06:54:39 C 14 00 00.460 +13 35 12.20 V 807
2026-04-07 07:09:42 C 13 59 59.430 +13 35 14.60 V 807
2026-04-07 07:24:45 C 13 59 58.380 +13 35 17.50 V 807