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
2019-09-27 06:14:27 S 17 38 13.721 +66 50 53.05 V C57
2019-09-27 06:14:27 s 1 +128501.72 4 +253038.41 750.0 C57
2019-09-27 07:14:27 S 17 38 22.627 +66 51 10.58 V C57
2019-09-27 07:14:27 s 1 +126996.27 9 +256455.78 5180.0 C57
2019-09-27 07:44:27 S 17 38 28.080 +66 51 16.85 V C57
2019-09-27 07:44:27 s 1 +126233.53 1 +258143.89 5510.0 C57
2019-09-27 08:14:27 S 17 38 33.082 +66 51 26.60 V C57
2019-09-27 08:14:27 s 1 +125464.25 9 +259818.39 1760.0 C57
2019-09-27 09:14:27 S 17 38 42.890 +66 51 43.16 V C57
2019-09-27 09:14:27 s 1 +123906.60 8 +263126.79 3410.0 C57
2019-09-27 09:44:27 S 17 38 47.693 +66 51 52.20 V C57
2019-09-27 09:44:27 s 1 +123118.45 6 +264760.84 9520.0 C57
2019-09-27 10:14:27 S 17 38 52.387 +66 52 01.60 V C57
2019-09-27 10:14:27 s 1 +122324.23 5 +266381.54 2940.0 C57
2019-09-27 10:44:27 S 17 38 57.797 +66 52 10.16 V C57
2019-09-27 10:44:27 s 1 +121524.05 2 +267988.97 4000.0 C57
2019-09-27 11:14:27 S 17 39 02.410 +66 52 17.40 V C57
2019-09-27 11:14:27 s 1 +120718.01 3 +269583.18 3040.0 C57
2019-09-27 11:44:27 S 17 39 07.342 +66 52 29.78 V C57
2019-09-27 11:44:27 s 1 +119906.22 4 +271164.25 370.0 C57
2019-09-27 12:14:27 S 17 39 12.432 +66 52 40.08 V C57
2019-09-27 12:14:27 s 1 +119088.78 5 +272732.24 6310.0 C57
2019-09-27 12:44:27 S 17 39 17.333 +66 52 46.38 V C57
2019-09-27 12:44:27 s 1 +118265.79 7 +274287.21 1170.0 C57
2019-09-27 13:14:27 S 17 39 22.152 +66 52 56.32 V C57
2019-09-27 13:14:27 s 1 +117437.35 9 +275829.22 5260.0 C57
2019-09-27 13:44:27 S 17 39 27.499 +66 53 08.48 V C57
2019-09-27 13:44:27 s 1 +116603.56 6 +277358.34 8870.0 C57
2019-09-27 14:14:27 S 17 39 32.052 +66 53 14.06 V C57
2019-09-27 14:14:27 s 1 +115764.51 5 +278874.63 2310.0 C57
2019-09-27 14:44:27 S 17 39 37.459 +66 53 25.55 V C57
2019-09-27 14:44:27 s 1 +114920.29 8 +280378.15 5860.0 C57
2019-09-27 15:14:27 S 17 39 42.612 +66 53 39.16 V C57
2019-09-27 15:14:27 s 1 +114071.00 6 +281868.95 9800.0 C57
2019-09-27 16:44:27 S 17 39 57.648 +66 54 08.89 V C57
2019-09-27 16:44:27 s 1 +111493.57 6 +286265.72 6770.0 C57
2019-09-27 17:44:27 S 17 40 07.910 +66 54 30.10 V C57
2019-09-27 17:44:27 s 1 +109751.52 2 +289134.41 5060.0 C57
2019-09-27 19:44:27 S 17 40 28.404 +66 55 12.32 V C57
2019-09-27 19:44:27 s 1 +106213.35 3 +294723.90 7690.0 C57
2019-09-27 20:14:27 S 17 40 34.210 +66 55 25.79 V C57
2019-09-27 20:14:27 s 1 +105318.01 0 +296090.77 220.0 C57
2019-09-27 20:44:27 S 17 40 38.906 +66 55 34.00 V C57
2019-09-27 20:44:27 s 1 +104418.50 0 +297445.56 5980.0 C57
2019-09-27 21:14:27 S 17 40 44.030 +66 55 43.46 V C57
2019-09-27 21:14:27 s 1 +103514.89 7 +298788.30 5200.0 C57
2019-09-27 21:44:27 S 17 40 49.337 +66 55 56.57 V C57
2019-09-27 21:44:27 s 1 +102607.27 4 +300119.06 8120.0 C57
2019-09-27 22:14:27 S 17 40 54.593 +66 56 07.94 V C57
2019-09-27 22:14:27 s 1 +101695.70 5 +301437.88 4950.0 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)