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
2019-10-05 18:44:26 S 18 29 17.076 +69 56 04.78 V C57
2019-10-05 18:44:26 s 1 -189485.91 3 +118846.56 7440.0 C57
2019-10-05 19:14:26 S 18 29 26.926 +69 56 54.78 V C57
2019-10-05 19:14:26 s 1 -189077.61 8 +116476.22 5070.0 C57
2019-10-05 19:44:26 S 18 29 37.226 +69 57 46.73 V C57
2019-10-05 19:44:26 s 1 -188648.68 4 +114093.16 7210.0 C57
2019-10-05 20:08:45 C 18 23 44.42 +70 17 24.4 q K83
2019-10-05 20:12:28 C 18 23 45.57 +70 17 27.5 q K83
2019-10-05 20:14:26 S 18 29 47.210 +69 58 35.90 V C57
2019-10-05 20:14:26 s 1 -188198.72 4 +111697.38 2730.0 C57
2019-10-05 20:16:12 C 18 23 46.67 +70 17 30.8 q K83
2019-10-05 20:44:26 S 18 29 57.382 +69 59 28.46 V C57
2019-10-05 20:44:26 s 1 -187727.33 9 +109288.89 480.0 C57
2019-10-05 21:14:26 S 18 30 06.727 +70 00 16.38 V C57
2019-10-05 21:14:26 s 1 -187234.11 9 +106867.69 9310.0 C57
2019-10-05 21:44:26 S 18 30 17.354 +70 01 10.06 V C57
2019-10-05 21:44:26 s 1 -186718.64 4 +104433.79 7980.0 C57
2019-10-05 22:14:26 S 18 30 27.859 +70 02 07.73 V C57
2019-10-05 22:14:26 s 1 -186180.47 9 +101987.20 5260.0 C57
2019-10-05 22:44:26 S 18 30 37.188 +70 02 53.74 V C57
2019-10-05 22:44:26 s 1 -185619.18 0 +99527.937 9860.0 C57
2019-10-05 23:14:26 S 18 30 48.638 +70 03 50.00 V C57
2019-10-05 23:14:26 s 1 -185034.28 7 +97056.025 460.0 C57
2019-10-05 23:44:26 S 18 30 57.540 +70 04 43.36 V C57
2019-10-05 23:44:26 s 1 -184425.32 7 +94571.491 5690.0 C57
2019-10-06 00:14:26 S 18 31 07.942 +70 05 36.06 V C57
2019-10-06 00:14:26 s 1 -183791.81 6 +92074.371 4150.0 C57
2019-10-06 03:14:26 S 18 32 06.610 +70 10 57.07 V C57
2019-10-06 03:14:26 s 1 -179446.02 7 +76830.042 8250.0 C57
2019-10-06 05:44:26 S 18 32 56.326 +70 15 30.89 V C57
2019-10-06 05:44:26 s 1 -175048.03 1 +63792.145 990.0 C57
2019-10-06 06:14:26 S 18 33 05.786 +70 16 23.63 V C57
2019-10-06 06:14:26 s 1 -174076.10 5 +61149.396 840.0 C57
2019-10-06 06:43:55 C 18 27 23.88 +70 28 35.7 V T08
2019-10-06 06:44:26 S 18 33 15.850 +70 17 21.77 V C57
2019-10-06 06:44:26 s 1 -173071.76 4 +58495.271 980.0 C57
2019-10-06 06:48:41 C 18 27 25.39 +70 28 39.8 V T08
2019-10-06 06:56:09 C 18 27 27.76 +70 28 46.2 V T08
2019-10-06 07:10:51 C 18 27 32.48 +70 28 58.5 V T08
2019-10-06 07:14:26 S 18 33 25.054 +70 18 12.06 V C57
2019-10-06 07:14:26 s 1 -172034.26 2 +55829.949 9200.0 C57
2019-10-06 07:44:26 S 18 33 35.062 +70 19 08.69 V C57
2019-10-06 07:44:26 s 1 -170962.82 6 +53153.625 3240.0 C57
2019-10-06 08:14:26 S 18 33 45.216 +70 20 11.51 V C57
2019-10-06 08:14:26 s 1 -169856.65 9 +50466.514 730.0 C57
2019-10-06 08:44:26 S 18 33 54.115 +70 21 04.14 V C57
2019-10-06 08:44:26 s 1 -168714.93 5 +47768.852 9240.0 C57
2019-10-06 09:14:26 S 18 34 03.562 +70 21 56.20 V C57
2019-10-06 09:14:26 s 1 -167536.80 4 +45060.894 6240.0 C57
2019-10-06 10:14:26 S 18 34 23.434 +70 23 55.36 V C57
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)