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
2019-10-25 20:01:20 C 01 51 11.12 +26 55 11.5 V C40
2019-10-25 20:01:55 C 01 51 11.40 +26 54 59.6 V C40
2019-10-25 20:02:12 C 01 51 11.54 +26 54 53.5 V C40
2019-10-25 20:03:38 C 01 51 12.25 +26 54 23.3 V C40
2019-10-25 20:04:12 C 01 51 12.53 +26 54 11.4 V C40
2019-10-25 20:04:47 C 01 51 12.81 +26 53 59.0 V C40
2019-10-25 20:11:18 C 01 51 16.02 +26 51 41.6 V C40
2019-10-25 20:13:56 C 01 51 17.31 +26 50 46.1 V C40
2019-10-25 20:14:13 C 01 51 17.45 +26 50 40.2 V C40
2019-10-25 20:14:47 C 01 51 17.72 +26 50 28.2 V C40
2019-10-25 20:15:22 C 01 51 18.02 +26 50 16.0 V C40
2019-10-25 20:15:56 C 01 51 18.29 +26 50 04.0 V C40
2019-10-25 20:16:30 C 01 51 18.57 +26 49 52.1 V C40
2019-10-25 20:17:22 C 01 51 19.00 +26 49 33.7 V C40
2019-10-25 20:17:39 C 01 51 19.14 +26 49 27.7 V C40
2019-10-25 20:18:14 C 01 51 19.42 +26 49 15.5 V C40
2019-10-25 20:18:31 C 01 51 19.55 +26 49 09.5 V C40
2019-10-25 20:20:31 C 01 51 20.54 +26 48 27.3 V C40
2019-10-25 20:31:03 C 01 51 32.57 +26 44 37.6 c K06
2019-10-25 20:31:35 C 01 51 32.86 +26 44 25.0 c K06
2019-10-25 20:32:10 C 01 51 33.16 +26 44 13.1 c K06
2019-10-25 20:32:46 C 01 51 33.42 +26 44 01.0 c K06
2019-10-25 20:33:20 C 01 51 33.75 +26 43 48.6 c K06
2019-10-25 20:36:48 C 01 51 35.45 +26 42 36.1 c K06
2019-10-25 20:37:22 C 01 51 35.73 +26 42 24.7 c K06
2019-10-25 20:37:57 C 01 51 36.01 +26 42 12.6 c K06
2019-10-25 20:38:32 C 01 51 36.33 +26 42 00.2 c K06
2019-10-25 20:39:06 C 01 51 36.56 +26 41 48.9 c K06
2019-10-25 20:40:10 C 01 51 30.15 +26 41 32.4 V C40
2019-10-25 20:41:19 C 01 51 30.71 +26 41 08.1 V C40
2019-10-25 20:42:46 C 01 51 31.43 +26 40 37.4 V C40
2019-10-25 20:43:20 C 01 51 31.71 +26 40 25.5 V C40
2019-10-25 20:43:37 C 01 51 31.84 +26 40 19.5 V C40
2019-10-25 20:44:46 C 01 51 32.40 +26 39 55.0 V C40
2019-10-25 20:45:21 C 01 51 32.69 +26 39 42.8 V C40
2019-10-25 20:45:38 C 01 51 32.83 +26 39 36.8 V C40
2019-10-25 20:46:13 C 01 51 33.11 +26 39 24.5 V C40
2019-10-25 20:46:30 C 01 51 33.24 +26 39 18.5 V C40
2019-10-25 20:47:39 C 01 51 33.80 +26 38 54.1 V C40
2019-10-25 20:47:56 C 01 51 33.95 +26 38 48.1 V C40
2019-10-25 20:48:14 C 01 51 34.09 +26 38 41.9 V C40
2019-10-25 20:48:45 C 01 51 41.32 +26 38 25.7 c K06
2019-10-25 20:49:18 C 01 51 41.63 +26 38 14.6 c K06
2019-10-25 20:49:52 C 01 51 41.91 +26 38 03.2 c K06
2019-10-25 20:50:59 C 01 51 42.50 +26 37 39.2 c K06
2019-10-25 22:21:14 C 01 52 24.74 +26 05 58.3 q 160
2019-10-25 22:23:03 C 01 52 25.58 +26 05 20.6 q 160
2019-10-25 22:24:53 C 01 52 26.48 +26 04 41.5 q 160
2019-10-25 23:13:15 C 01 52 49.74 +25 47 39.2 q 160
2019-10-25 23:15:49 C 01 52 50.91 +25 46 44.3 q 160
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)