2017 HJ1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5355694118 ± 7.25e-06
Semi-major axis (a)2.1248805324 AU ± 3.50e-05
Inclination (i)19.31127201° ± 2.12e-04
Long. of Asc. Node (Ω)20.81202214° ± 8.91e-05
Arg. of Perihelion (ω)261.16683354° ± 4.97e-05
Mean Anomaly (M)252.97547047° ± 2.37e-02
Mean Motion (n)0.3182075646°/day ± 7.85e-06
Perihelion dist (q)0.98685952 AU ± 2.24e-05
Aphelion dist (Q)3.26290155 AU ± 5.58e-05
Orbital Period3.09743197 yr ± 7.64e-05
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.300″
Uncertainty2
Orbit TypeApollo
MOID0.216474 AU
Observations Used54
Oppositions1
Arc Total2017-2017
First Observation Used2017-03-20
Last Observation Used2017-09-21
Observations (55)
Date Type RA Dec Mag Band Observatory
2017-03-20 09:33:27 C 13 42 42.143 +01 16 37.49 L F51
2017-03-20 09:53:49 C 13 42 41.278 +01 16 28.37 L F51
2017-03-20 10:14:12 C 13 42 40.433 +01 16 19.19 L F51
2017-03-20 10:34:36 C 13 42 39.583 +01 16 10.02 L F51
2017-04-02 11:18:03 C 13 23 57.741 -01 50 08.35 L F51
2017-04-02 11:32:31 C 13 23 56.472 -01 50 20.36 L F51
2017-04-02 11:46:58 C 13 23 55.179 -01 50 31.51 L F51
2017-04-19 06:14:36 C 12 37 38.51 -09 05 52.9 q G96
2017-04-19 06:24:00 C 12 37 37.10 -09 06 05.9 q G96
2017-04-19 06:33:21 C 12 37 35.66 -09 06 18.9 q G96
2017-04-19 06:39:29 C 12 37 34.75 -09 06 28.2 q G96
2017-04-19 08:21:40 C 12 37 19.20 -09 08 52.1 q G96
2017-04-19 08:23:53 C 12 37 18.83 -09 08 55.5 q G96
2017-04-19 08:26:07 C 12 37 18.54 -09 08 57.6 q G96
2017-04-19 08:28:24 C 12 37 18.22 -09 09 00.9 q G96
2017-04-20 05:05:57 C 12 34 16.22 -09 38 30.3 q G96
2017-04-20 05:08:17 C 12 34 15.85 -09 38 33.8 q G96
2017-04-20 05:14:23 C 12 34 14.91 -09 38 45.4 q G96
2017-04-20 05:54:20 C 12 34 08.75 -09 39 40.2 o 691
2017-04-20 06:16:13 C 12 34 05.33 -09 40 12.0 o 691
2017-04-20 06:37:41 C 12 34 02.00 -09 40 43.1 o 691
2017-04-20 12:42:57 C 12 33 06.95 -09 49 03.2 t 474
2017-04-20 12:47:11 C 12 33 06.27 -09 49 09.3 t 474
2017-04-20 19:55:46 C 12 32 02.69 -10 00 10.9 U K51
2017-04-20 19:57:53 C 12 32 02.37 -10 00 13.8 U K51
2017-04-21 04:56:48 C 12 30 40.36 -10 13 25.0 o 691
2017-04-21 05:00:35 C 12 30 39.78 -10 13 31.0 q I52
2017-04-21 05:02:24 C 12 30 39.42 -10 13 33.3 q I52
2017-04-21 05:07:28 C 12 30 38.66 -10 13 41.5 q I52
2017-04-21 05:09:04 C 12 30 38.39 -10 13 43.5 q I52
2017-04-21 05:15:50 C 12 30 37.22 -10 13 53.0 o 691
2017-04-29 05:46:03 C 11 59 17.438 -15 23 51.29 U T12
2017-04-29 05:48:13 C 11 59 17.053 -15 23 54.99 U T12
2017-04-29 23:55:19 C 11 56 10.58 -15 54 50.2 u 807
2017-04-30 00:00:45 C 11 56 09.60 -15 54 59.7 u 807
2017-04-30 00:06:12 C 11 56 08.63 -15 55 08.9 u 807
2017-04-30 03:54:41 C 11 55 28.97 -16 02 13.2 o 691
2017-04-30 04:11:34 C 11 55 25.68 -16 02 44.3 o 691
2017-04-30 04:28:26 C 11 55 22.86 -16 03 11.8 o 691
2017-05-04 00:17:34 C 11 39 23.78 -18 45 14.8 u 807
2017-05-04 00:24:16 C 11 39 22.55 -18 45 26.6 u 807
2017-05-04 00:31:09 C 11 39 21.28 -18 45 39.1 u 807
2017-05-05 03:01:10 C 11 34 40.60 -19 33 21.7 u 807
2017-05-05 03:06:37 C 11 34 39.58 -19 33 32.2 u 807
2017-05-05 03:12:03 C 11 34 38.60 -19 33 41.8 u 807
2017-05-22 00:33:36 C 10 24 54.07 -31 35 23.0 u 807
2017-05-22 00:41:43 C 10 24 52.65 -31 35 36.2 u 807
2017-05-22 00:50:01 C 10 24 51.21 -31 35 50.3 u 807
2017-09-20 08:36:07 C 01 00 00.69 -24 44 42.4 o 926
2017-09-20 08:43:08 C 00 59 59.55 -24 44 28.4 o 926