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
2019-09-21 03:44:27 S 17 29 56.765 +65 38 14.17 V C57
2019-09-21 03:44:27 s 1 -195130.65 8 +243918.12 2940.0 C57
2019-09-21 05:44:27 S 17 30 06.497 +65 40 01.06 V C57
2019-09-21 05:44:27 s 1 -196703.51 7 +237448.89 6410.0 C57
2019-09-21 08:44:27 S 17 30 22.898 +65 42 25.49 V C57
2019-09-21 08:44:27 s 1 -198808.81 3 +227438.71 8520.0 C57
2019-09-21 10:14:27 S 17 30 30.804 +65 43 42.49 V C57
2019-09-21 10:14:27 s 1 -199741.32 3 +222294.28 7500.0 C57
2019-09-21 11:14:27 S 17 30 35.522 +65 44 38.72 V C57
2019-09-21 11:14:27 s 1 -200316.55 2 +218812.58 6580.0 C57
2019-09-21 11:44:27 S 17 30 38.626 +65 45 06.37 V C57
2019-09-21 11:44:27 s 1 -200589.89 8 +217056.03 1120.0 C57
2019-09-21 12:14:27 S 17 30 40.325 +65 45 27.07 V C57
2019-09-21 12:14:27 s 1 -200853.57 8 +215288.97 1900.0 C57
2019-09-21 12:44:27 S 17 30 42.098 +65 45 54.76 V C57
2019-09-21 12:44:27 s 1 -201107.47 6 +213511.37 8600.0 C57
2019-09-21 13:14:27 S 17 30 45.595 +65 46 21.40 V C57
2019-09-21 13:14:27 s 1 -201351.47 0 +211723.22 870.0 C57
2019-09-21 13:44:27 S 17 30 47.642 +65 46 48.76 V C57
2019-09-21 13:44:27 s 1 -201585.43 9 +209924.49 8390.0 C57
2019-09-21 14:14:27 S 17 30 50.448 +65 47 13.60 V C57
2019-09-21 14:14:27 s 1 -201809.26 0 +208115.14 810.0 C57
2019-09-21 15:44:27 S 17 30 58.222 +65 48 33.01 V C57
2019-09-21 15:44:27 s 1 -202418.55 4 +202623.17 3930.0 C57
2019-09-21 16:14:27 S 17 31 00.636 +65 48 57.89 V C57
2019-09-21 16:14:27 s 1 -202600.49 3 +200771.11 2370.0 C57
2019-09-21 16:44:27 S 17 31 03.216 +65 49 20.53 V C57
2019-09-21 16:44:27 s 1 -202771.62 9 +198908.30 3890.0 C57
2019-09-21 17:14:27 S 17 31 05.503 +65 49 50.34 V C57
2019-09-21 17:14:27 s 1 -202931.82 2 +197034.72 8100.0 C57
2019-09-21 17:44:27 S 17 31 07.723 +65 50 20.47 V C57
2019-09-21 17:44:27 s 1 -203080.93 2 +195150.34 4610.0 C57
2019-09-21 18:14:27 S 17 31 09.696 +65 50 42.25 V C57
2019-09-21 18:14:27 s 1 -203218.81 6 +193255.14 3030.0 C57
2019-09-21 18:44:27 S 17 31 12.530 +65 51 08.86 V C57
2019-09-21 18:44:27 s 1 -203345.32 7 +191349.08 2940.0 C57
2019-09-21 19:14:27 S 17 31 15.343 +65 51 40.14 V C57
2019-09-21 19:14:27 s 1 -203460.31 5 +189432.15 3930.0 C57
2019-09-21 19:44:27 S 17 31 18.077 +65 52 02.17 V C57
2019-09-21 19:44:27 s 1 -203563.63 0 +187504.31 5570.0 C57
2019-09-21 20:14:27 S 17 31 19.778 +65 52 32.30 V C57
2019-09-21 20:14:27 s 1 -203655.11 5 +185565.54 7430.0 C57
2019-09-21 20:44:27 S 17 31 21.914 +65 52 58.69 V C57
2019-09-21 20:44:27 s 1 -203734.61 3 +183615.81 9070.0 C57
2019-09-22 04:37:44 C 17 27 52.55 +66 10 34.4 V 703
2019-09-22 04:45:42 C 17 27 53.23 +66 10 38.0 V 703
2019-09-22 04:53:40 C 17 27 53.72 +66 10 41.0 V 703
2019-09-22 05:01:38 C 17 27 54.29 +66 10 44.5 V 703
2019-09-22 07:46:50 C 17 28 07.71 +66 12 20.9 V T05
2019-09-22 07:51:07 C 17 28 08.01 +66 12 22.8 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)