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
2019-10-20 18:32:55 C 00 11 26.53 +61 29 26.7 V C40
2019-10-20 18:33:57 C 00 11 27.61 +61 29 15.9 V C40
2019-10-20 18:35:59 C 00 11 29.85 +61 28 54.0 V C40
2019-10-20 18:37:01 C 00 11 30.97 +61 28 42.8 V C40
2019-10-20 18:59:43 C 00 11 55.84 +61 24 36.3 V C40
2019-10-20 19:00:34 C 00 11 56.81 +61 24 26.9 V C40
2019-10-20 19:01:25 C 00 11 57.71 +61 24 17.9 V C40
2019-10-20 19:02:16 C 00 11 58.65 +61 24 08.4 V C40
2019-10-20 19:18:23 C 00 12 16.26 +61 21 12.4 V C40
2019-10-20 19:19:14 C 00 12 17.18 +61 21 03.0 V C40
2019-10-20 19:20:05 C 00 12 18.11 +61 20 53.7 V C40
2019-10-20 19:20:58 C 00 12 19.06 +61 20 44.2 V C40
2019-10-20 19:21:49 C 00 12 19.98 +61 20 34.9 V C40
2019-10-20 19:29:28 C 00 12 28.35 +61 19 10.5 V C40
2019-10-20 19:30:20 C 00 12 29.28 +61 19 01.0 V C40
2019-10-20 19:31:11 C 00 12 30.19 +61 18 51.9 V C40
2019-10-20 19:32:02 C 00 12 31.12 +61 18 42.3 V C40
2019-10-20 19:39:19 C 00 12 39.02 +61 17 22.5 V C40
2019-10-20 19:51:57 C 00 12 54.79 +61 14 57.2 V 089
2019-10-20 19:55:50 C 00 12 58.99 +61 14 14.2 V 089
2019-10-20 19:59:44 C 00 13 03.24 +61 13 31.4 V 089
2019-10-20 20:03:36 C 00 13 07.45 +61 12 48.4 V 089
2019-10-20 20:07:29 C 00 13 11.70 +61 12 05.4 V 089
2019-10-20 20:11:22 C 00 13 15.90 +61 11 22.3 V 089
2019-10-20 20:15:15 C 00 13 20.15 +61 10 39.2 V 089
2019-10-20 20:19:08 C 00 13 24.36 +61 09 56.0 V 089
2019-10-20 20:23:01 C 00 13 28.57 +61 09 12.7 V 089
2019-10-20 20:26:54 C 00 13 32.79 +61 08 29.5 V 089
2019-10-21 05:55:53 C 00 24 11.78 +59 19 05.0 q V26
2019-10-21 06:10:54 C 00 24 26.88 +59 16 01.0 q V26
2019-10-21 06:17:53 C 00 24 33.93 +59 14 35.0 q V26
2019-10-21 07:04:54 C 00 25 21.24 +59 04 51.1 q V26
2019-10-21 20:01:26 C 00 39 08.56 +56 15 04.6 V G34
2019-10-21 20:09:07 C 00 39 15.89 +56 13 20.0 V G34
2019-10-21 20:14:15 C 00 39 20.78 +56 12 10.3 V G34
2019-10-21 20:19:22 C 00 39 25.65 +56 11 00.3 V G34
2019-10-21 20:58:47 n 00 40 06.00 +56 01 43.3 q Z92
2019-10-21 21:15:30 n 00 40 21.90 +55 57 53.8 q Z92
2019-10-21 21:30:31 n 00 40 36.12 +55 54 27.1 q Z92
2019-10-21 21:45:30 n 00 40 50.28 +55 51 00.1 q Z92
2019-10-21 22:06:06 n 00 41 09.70 +55 46 14.2 q Z92
2019-10-22 10:01:07 C 00 52 28.92 +52 53 18.5 V T08
2019-10-22 10:05:46 C 00 52 32.82 +52 52 06.9 V T08
2019-10-22 10:15:08 C 00 52 40.70 +52 49 41.8 V T08
2019-10-22 10:29:12 C 00 52 52.52 +52 46 03.3 V T08
2019-10-22 15:56:05 C 00 58 07.72 +51 18 26.8 V C40
2019-10-22 15:56:41 C 00 58 08.26 +51 18 17.4 V C40
2019-10-22 15:57:17 C 00 58 08.77 +51 18 08.1 V C40
2019-10-22 15:57:54 C 00 58 09.29 +51 17 58.8 V C40
2019-10-22 15:58:30 C 00 58 09.80 +51 17 49.2 V C40
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)