162082 (1998 HL1)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1870537926 ± 6.25e-09
Semi-major axis (a)1.2463126196 AU ± 1.11e-09
Inclination (i)20.05270125° ± 2.99e-06
Long. of Asc. Node (Ω)213.52466269° ± 5.75e-07
Arg. of Perihelion (ω)148.66798461° ± 4.65e-06
Mean Anomaly (M)151.55597205° ± 2.45e-06
Mean Motion (n)0.7083889652°/day ± 9.47e-10
Perihelion dist (q)1.01318512 AU ± 7.85e-09
Aphelion dist (Q)1.47944012 AU ± 7.90e-09
Orbital Period1.39136312 yr ± 1.86e-09
Physical Parameters
H (abs. magnitude)19.12
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.544″
Uncertainty0
Orbit TypeApollo
MOID0.040068 AU
Observations Used2079
Radar Obs Used4
Oppositions6
Arc Total1998-2023
First Observation Used1998-04-18
Last Observation Used2023-12-03
Observations (2821)
Date Type RA Dec Mag Band Observatory
2019-12-24 08:45:15 C 03 53 44.81 -37 45 39.5 V T05
2019-12-24 09:01:04 C 03 53 45.26 -37 45 28.2 V T05
2019-12-28 08:13:59 C 03 57 07.13 -36 35 54.3 V T05
2019-12-28 08:18:02 C 03 57 07.31 -36 35 50.4 V T05
2019-12-28 08:32:19 C 03 57 07.65 -36 35 39.3 V T05
2019-12-28 08:42:28 C 03 57 08.01 -36 35 32.2 V T05
2019-12-28 08:47:09 C 03 57 08.23 -36 35 28.5 V T05
2019-12-28 08:54:54 C 03 57 08.35 -36 35 20.9 V T05
2020-01-20 06:34:42 C 04 22 49.477 -28 30 21.10 U F51
2020-01-20 06:51:22 C 04 22 50.326 -28 30 04.98 U F51
2020-01-20 07:08:04 C 04 22 51.187 -28 29 48.78 U F51
2020-01-20 07:24:42 C 04 22 52.041 -28 29 32.59 U F51
2020-01-23 06:09:12 C 04 26 56.854 -27 20 35.60 U F51
2020-01-23 06:23:36 C 04 26 57.633 -27 20 21.49 U F51
2020-01-23 06:38:04 C 04 26 58.415 -27 20 07.30 U F51
2020-02-19 02:53:49 C 05 11 39.45 -16 43 04.6 V G96
2020-02-19 03:01:51 C 05 11 40.04 -16 42 57.0 V G96
2020-02-19 03:11:22 C 05 11 40.77 -16 42 47.7 V G96
2020-02-19 03:21:09 C 05 11 41.50 -16 42 38.3 V G96
2022-12-01 15:00:45 C 10 59 39.132 -18 49 22.08 U F51
2022-12-01 15:15:37 C 10 59 40.327 -18 49 35.34 U F51
2022-12-01 15:30:31 C 10 59 41.536 -18 49 48.67 U F51
2023-03-24 02:42:58 C 11 49 43.423 -30 07 21.54 V W68
2023-03-24 02:47:24 C 11 49 43.142 -30 07 15.56 V W68
2023-03-24 02:51:20 C 11 49 42.878 -30 07 11.03 V W68
2023-03-24 03:03:20 C 11 49 41.966 -30 06 55.73 V W68
2023-03-28 08:45:30 C 11 43 07.644 -27 44 00.41 U F51
2023-03-28 09:02:09 C 11 43 06.518 -27 43 35.72 U F51
2023-03-28 09:18:50 C 11 43 05.388 -27 43 10.95 U F51
2023-03-30 22:03:28 C 11 39 22.094 -26 09 47.38 V M22
2023-03-30 22:08:43 C 11 39 21.785 -26 09 38.66 V M22
2023-03-30 22:38:07 C 11 39 19.855 -26 08 53.16 V M22
2023-03-30 22:48:09 C 11 39 19.222 -26 08 36.38 V M22
2023-04-16 21:28:00 C 11 21 40.414 -14 33 43.13 V M22
2023-04-16 21:32:06 C 11 21 40.277 -14 33 35.86 V M22
2023-04-16 21:40:21 C 11 21 40.066 -14 33 22.36 V M22
2023-04-16 21:55:12 C 11 21 39.607 -14 32 55.93 V M22
2023-04-17 07:11:31 C 11 21 26.986 -14 17 18.19 U F52
2023-04-17 07:28:15 C 11 21 26.516 -14 16 49.65 U F52
2023-04-17 07:44:58 C 11 21 26.048 -14 16 21.09 U F52
2023-04-17 08:01:42 C 11 21 25.581 -14 15 52.50 U F52
2023-04-18 03:35:28 C 11 20 58.985 -13 42 19.19 V W68
2023-04-18 03:40:03 C 11 20 58.946 -13 42 10.40 V W68
2023-04-18 03:47:24 C 11 20 58.745 -13 41 57.80 V W68
2023-04-18 04:17:25 C 11 20 58.034 -13 41 06.54 V W68
2023-04-19 05:21:26 C 11 20 28.298 -12 59 05.17 V G96
2023-04-19 05:28:52 C 11 20 28.108 -12 58 52.50 V G96
2023-04-19 05:36:18 C 11 20 27.949 -12 58 40.15 V G96
2023-04-19 05:43:44 C 11 20 27.787 -12 58 27.84 V G96
2023-04-21 05:42:06 C 11 19 41.106 -11 38 52.62 V 703
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-10-25 03:44:00 41592955.7 4 us 2380 -1 -1
2019-10-26 04:26:00 41536962.8 0.4 us 2380 -1 -1
2019-10-26 05:12:00 -15753.3965 0.14 Hz 2380 -1 -1
2019-10-27 05:09:00 42561492 0.4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)