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
2019-06-09 09:59:29 C 18 18 06.96 +35 57 59.6 V G96
2019-06-10 05:41:52 C 18 17 27.85 +36 40 35.4 U I41
2019-06-10 06:43:17 C 18 17 25.34 +36 42 49.3 U I41
2019-06-10 08:26:13 C 18 17 21.01 +36 46 31.9 U I41
2019-06-10 08:27:37 C 18 17 20.95 +36 46 34.8 U I41
2019-06-10 08:29:40 C 18 17 20.86 +36 46 39.3 U I41
2019-06-10 10:25:43 C 18 17 15.90 +36 50 46.9 U I41
2019-06-10 10:27:02 C 18 17 15.86 +36 50 49.7 U I41
2019-06-10 10:28:24 C 18 17 15.80 +36 50 52.5 U I41
2019-06-10 11:00:03 C 18 17 14.48 +36 51 59.6 U I41
2019-06-11 09:51:45 C 18 16 24.45 +37 40 28.3 V 703
2019-06-11 09:59:32 C 18 16 24.07 +37 40 45.0 V 703
2019-06-11 10:07:19 C 18 16 23.76 +37 41 00.8 V 703
2019-06-12 11:05:11 C 18 15 26.99 +38 33 01.5 V T08
2019-06-12 11:09:10 C 18 15 26.82 +38 33 09.7 V T08
2019-06-12 11:17:48 C 18 15 26.30 +38 33 26.6 V T08
2019-06-12 11:22:57 C 18 15 26.154 +38 33 37.24 U F52
2019-06-12 11:39:47 C 18 15 25.356 +38 34 11.73 U F52
2019-06-12 11:42:45 C 18 15 25.15 +38 34 17.9 V T08
2019-06-12 11:56:30 C 18 15 24.557 +38 34 46.04 U F52
2019-06-12 12:13:14 C 18 15 23.757 +38 35 20.21 U F52
2019-06-13 06:42:46 C 18 14 40.46 +39 12 57.0 U I41
2019-06-13 07:18:50 C 18 14 38.74 +39 14 10.6 U I41
2019-06-13 07:49:18 C 18 14 37.28 +39 15 12.7 U I41
2019-06-13 08:28:46 C 18 14 35.37 +39 16 32.6 U I41
2019-06-13 08:44:13 C 18 14 34.63 +39 17 03.9 U I41
2019-06-13 08:45:30 C 18 14 34.57 +39 17 06.5 U I41
2019-06-13 09:20:55 C 18 14 32.86 +39 18 17.6 U I41
2019-06-16 06:53:41 C 18 11 32.66 +41 34 14.5 U I41
2019-06-16 06:57:49 C 18 11 32.44 +41 34 22.5 U I41
2019-06-16 06:58:28 C 18 11 32.41 +41 34 23.5 U I41
2019-06-16 07:16:07 C 18 11 31.47 +41 34 57.3 U I41
2019-06-16 07:47:55 C 18 11 29.77 +41 35 57.8 U I41
2019-06-16 10:40:27 C 18 11 20.58 +41 41 21.0 U I41
2019-06-17 11:32:44 C 18 10 11.374 +42 27 44.01 U F52
2019-06-17 12:04:35 C 18 10 09.599 +42 28 41.93 U F52
2019-06-19 08:07:07 C 18 08 00.59 +43 47 40.0 U I41
2019-06-19 08:53:40 C 18 07 57.89 +43 49 00.9 U I41
2019-06-19 09:41:36 C 18 07 55.10 +43 50 24.0 U I41
2019-06-19 09:42:55 C 18 07 55.03 +43 50 26.5 U I41
2019-06-19 10:12:59 C 18 07 53.30 +43 51 18.1 U I41
2019-06-19 11:00:37 C 18 07 50.59 +43 52 39.8 U I41
2019-06-21 05:13:26 C 18 05 42.01 +45 04 41.6 U I41
2019-06-21 06:28:11 C 18 05 37.55 +45 06 48.1 U I41
2019-06-21 07:52:03 C 18 05 32.41 +45 09 08.7 U I41
2019-06-21 07:52:43 C 18 05 32.38 +45 09 09.9 U I41
2019-06-21 07:54:40 C 18 05 32.25 +45 09 13.0 U I41
2019-06-21 07:55:18 C 18 05 32.21 +45 09 14.3 U I41
2019-06-22 08:24:46 C 18 04 12.82 +45 49 18.7 V G96
2019-06-22 08:31:36 C 18 04 12.41 +45 49 29.7 V G96
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)