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
2019-11-14 17:04:26 C 03 23 05.13 -38 23 07.4 q Q68
2019-11-15 13:25:51 C 03 24 19.88 -38 51 26.4 q Q68
2019-11-15 14:38:18 C 03 24 22.57 -38 52 59.9 q Q68
2019-11-15 15:45:00 C 03 24 25.14 -38 54 23.6 q Q68
2019-11-15 16:56:48 C 03 24 28.07 -38 55 49.5 q Q68
2019-11-16 10:37:07 C 03 25 28.10 -39 18 20.3 V T08
2019-11-16 10:42:32 C 03 25 28.29 -39 18 26.2 V T08
2019-11-16 10:49:54 C 03 25 28.50 -39 18 35.0 V T08
2019-11-16 11:08:31 C 03 25 29.13 -39 18 55.9 V T08
2019-11-18 13:14:00 C 03 27 57.62 -40 08 53.9 q Q68
2019-11-18 14:27:33 C 03 27 59.69 -40 09 57.2 q Q68
2019-11-18 15:34:20 C 03 28 01.64 -40 10 52.2 q Q68
2019-11-18 16:43:36 C 03 28 03.80 -40 11 46.6 q Q68
2019-11-20 10:08:19 C 03 29 52.11 -40 43 56.4 V T08
2019-11-20 10:12:20 C 03 29 52.19 -40 43 59.0 V T08
2019-11-20 10:21:39 C 03 29 52.39 -40 44 05.0 V T08
2019-11-20 10:36:15 C 03 29 52.73 -40 44 14.4 V T08
2019-11-21 12:22:50 C 03 30 53.13 -40 59 16.0 q E89
2019-11-21 12:47:58 C 03 30 53.73 -40 59 29.6 q E89
2019-11-21 13:01:57 C 03 30 55.56 -40 59 41.7 q Q68
2019-11-21 13:17:41 C 03 30 54.40 -40 59 44.9 q E89
2019-11-21 14:17:26 C 03 30 57.23 -41 00 23.0 q Q68
2019-11-21 15:24:15 C 03 30 58.72 -41 00 56.8 q Q68
2019-11-21 16:36:06 C 03 31 00.57 -41 01 30.7 q Q68
2019-11-24 10:27:02 C 03 33 19.73 -41 30 14.0 V T08
2019-11-24 10:31:49 C 03 33 19.81 -41 30 15.3 V T08
2019-11-24 10:41:16 C 03 33 19.96 -41 30 17.8 V T08
2019-11-24 10:57:59 C 03 33 20.26 -41 30 22.8 V T08
2019-11-26 10:55:23 C 03 34 49.91 -41 42 13.2 V T05
2019-11-26 11:00:45 C 03 34 49.98 -41 42 13.9 V T05
2019-11-26 11:08:08 C 03 34 50.07 -41 42 15.1 V T05
2019-11-26 11:22:50 C 03 34 50.34 -41 42 17.2 V T05
2019-11-26 11:29:55 C 03 34 50.46 -41 42 18.1 V T05
2019-11-26 11:33:55 C 03 34 50.52 -41 42 18.5 V T05
2019-11-26 11:41:21 C 03 34 50.64 -41 42 19.4 V T05
2019-11-26 11:55:43 C 03 34 50.90 -41 42 20.6 V T05
2019-11-28 08:45:49 C 03 36 11.59 -41 47 54.6 V T08
2019-11-28 08:49:54 C 03 36 11.65 -41 47 54.8 V T08
2019-11-28 09:03:37 C 03 36 11.85 -41 47 56.2 V T08
2019-11-28 09:19:30 C 03 36 12.06 -41 47 57.3 V T08
2019-11-30 08:43:53 C 03 37 31.02 -41 48 43.8 V T05
2019-11-30 08:48:33 C 03 37 31.08 -41 48 43.9 V T05
2019-11-30 09:06:57 C 03 37 31.34 -41 48 43.8 V T05
2019-11-30 09:20:13 C 03 37 31.54 -41 48 44.4 V T05
2019-12-04 09:02:47 C 03 40 03.20 -41 37 04.0 V T05
2019-12-04 09:07:23 C 03 40 03.29 -41 37 03.1 V T05
2019-12-04 09:15:31 C 03 40 03.39 -41 37 01.5 V T05
2019-12-04 09:30:10 C 03 40 03.58 -41 36 58.2 V T05
2019-12-24 08:31:13 C 03 53 44.43 -37 45 49.0 V T05
2019-12-24 08:35:50 C 03 53 44.50 -37 45 45.3 V T05
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)