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
2012-04-27 23:41:01 C 16 28 41.57 -06 43 13.7 u C73
2012-05-13 04:40:18 C 16 13 26.06 +06 54 45.0 o 691
2012-05-13 05:05:48 C 16 13 24.50 +06 55 44.6 o 691
2012-05-13 05:31:18 C 16 13 22.92 +06 56 45.2 o 691
2012-05-16 07:24:42 C 16 08 55.53 +09 47 03.8 o 691
2012-05-16 07:50:16 C 16 08 53.77 +09 48 02.2 o 691
2012-05-16 08:15:50 C 16 08 52.02 +09 49 00.5 o 691
2012-05-17 00:28:22 C 16 07 50.80 +10 25 45.3 t 130
2012-05-17 00:30:32 C 16 07 50.61 +10 25 50.2 t 130
2012-05-17 00:32:43 C 16 07 50.48 +10 25 55.4 t 130
2012-05-17 00:34:53 C 16 07 50.34 +10 25 59.7 t 130
2012-05-17 06:14:13 C 16 07 29.45 +10 38 52.1 18.0 c 704
2012-05-17 06:30:38 C 16 07 28.36 +10 39 29.3 18.3 c 704
2012-05-17 06:47:02 C 16 07 27.18 +10 40 07.2 18.5 c 704
2012-05-17 07:03:26 C 16 07 26.06 +10 40 43.4 18.5 c 704
2012-05-17 07:19:50 C 16 07 24.93 +10 41 20.9 18.5 c 704
2012-05-17 12:10:13 C 16 07 05.771 +10 52 20.42 L F51
2012-05-17 12:26:32 C 16 07 04.629 +10 52 57.27 L F51
2012-05-17 12:42:02 C 16 07 03.549 +10 53 31.97 L F51
2012-05-18 06:04:03 C 16 05 57.67 +11 32 25.8 18.3 c 704
2012-05-18 06:20:34 C 16 05 56.51 +11 33 02.5 18.7 c 704
2012-05-18 06:36:50 C 16 05 55.39 +11 33 39.3 18.5 c 704
2012-05-18 06:53:21 C 16 05 54.23 +11 34 16.6 18.6 c 704
2012-05-18 07:09:43 C 16 05 53.07 +11 34 52.7 18.4 c 704
2012-05-23 06:26:02 C 15 57 54.28 +15 51 21.1 19.0 c 704
2012-05-23 06:57:35 C 15 57 51.93 +15 52 25.9 19.0 c 704
2012-05-23 07:14:49 C 15 57 50.66 +15 53 01.0 18.8 c 704
2012-05-24 03:15:59 C 15 56 29.30 +16 33 42.2 u H45
2012-05-24 03:19:39 C 15 56 29.01 +16 33 50.7 u H45
2012-05-24 03:21:25 C 15 56 28.91 +16 33 53.5 u H45
2012-05-24 03:23:17 C 15 56 28.77 +16 33 57.6 u H45
2012-05-24 03:24:25 C 15 56 28.64 +16 34 00.1 u H45
2012-05-24 03:25:33 C 15 56 28.61 +16 34 01.3 u H45
2012-05-26 07:17:15 C 15 52 53.36 +18 15 54.6 u H45
2012-05-26 07:19:08 C 15 52 53.23 +18 15 58.4 u H45
2012-05-26 07:20:38 C 15 52 53.10 +18 16 01.3 u H45
2012-05-26 07:22:44 C 15 52 52.94 +18 16 05.1 u H45
2012-05-26 07:24:41 C 15 52 52.77 +18 16 09.7 u H45
2012-05-26 07:26:28 C 15 52 52.65 +18 16 12.4 u H45
2012-06-09 06:48:33 C 15 31 31.93 +26 49 45.4 u 448
2012-06-09 07:00:50 C 15 31 31.18 +26 49 59.3 u 448
2012-06-09 07:13:50 C 15 31 30.38 +26 50 13.9 u 448
2012-06-11 03:07:24 C 15 29 10.53 +27 38 15.1 u I15
2012-06-11 03:13:39 C 15 29 10.20 +27 38 21.6 u I15
2012-06-11 03:19:53 C 15 29 09.83 +27 38 28.1 u I15
2012-06-16 06:00:19 C 15 23 26.01 +29 31 07.3 r 703
2012-06-16 06:12:35 C 15 23 25.54 +29 31 16.0 r 703
2012-06-16 06:24:42 C 15 23 24.93 +29 31 25.2 r 703
2012-06-16 06:36:55 C 15 23 24.43 +29 31 36.1 r 703
2012-10-27 00:33:59 C 19 54 24.84 -00 42 44.2 u H21
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)