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
2019-10-22 16:46:26 C 00 58 50.77 +51 05 20.0 V C40
2019-10-22 16:47:02 C 00 58 51.28 +51 05 10.8 V C40
2019-10-22 17:47:54 C 00 59 45.61 +50 47 58.4 q 970
2019-10-22 17:49:07 C 00 59 46.66 +50 47 39.2 q 970
2019-10-22 17:55:16 C 00 59 51.98 +50 46 01.6 q 970
2019-10-22 17:58:30 C 00 59 54.76 +50 45 10.7 q 970
2019-10-22 19:51:31 C 01 01 27.21 +50 14 53.9 14.1 r 238
2019-10-22 19:54:07 C 01 01 29.36 +50 14 11.9 14.1 r 238
2019-10-22 19:57:28 C 01 01 32.14 +50 13 17.5 14.1 r 238
2019-10-23 02:08:50 C 01 06 57.28 +48 30 44.9 q V26
2019-10-23 02:21:52 C 01 07 01.20 +48 27 15.9 V W34
2019-10-23 02:29:56 C 01 07 07.37 +48 25 00.1 V W34
2019-10-23 02:38:23 C 01 07 13.88 +48 22 37.6 V W34
2019-10-23 02:48:02 C 01 07 28.07 +48 19 53.5 q V26
2019-10-23 02:55:43 C 01 07 27.17 +48 17 45.3 V W34
2019-10-23 03:09:54 C 01 07 45.03 +48 13 48.0 q V26
2019-10-23 04:37:14 C 01 08 51.42 +47 48 44.4 q V16
2019-10-23 04:44:16 C 01 08 56.72 +47 46 44.4 q V16
2019-10-23 04:51:27 C 01 09 02.09 +47 44 41.3 q V16
2019-10-23 04:58:28 C 01 09 07.38 +47 42 41.0 q V16
2019-10-23 05:05:28 C 01 09 12.64 +47 40 40.7 q V16
2019-10-23 05:12:29 C 01 09 17.86 +47 38 39.9 q V16
2019-10-23 05:19:31 C 01 09 23.11 +47 36 38.8 q V16
2019-10-23 05:26:32 C 01 09 28.33 +47 34 37.8 q V16
2019-10-23 05:33:46 C 01 09 33.73 +47 32 32.5 q V16
2019-10-23 15:31:09 C 01 17 35.33 +44 33 46.7 q C97
2019-10-23 15:32:41 C 01 17 36.44 +44 33 20.8 q C97
2019-10-23 15:34:11 C 01 17 37.43 +44 32 55.0 q C97
2019-10-23 15:35:43 C 01 17 38.54 +44 32 27.0 q C97
2019-10-23 15:37:14 C 01 17 39.62 +44 32 00.9 q C97
2019-10-23 15:38:45 C 01 17 40.69 +44 31 31.6 q C97
2019-10-23 15:40:17 C 01 17 41.90 +44 31 03.5 q C97
2019-10-23 15:41:48 C 01 17 42.99 +44 30 35.9 q C97
2019-10-23 15:43:19 C 01 17 44.08 +44 30 08.7 q C97
2019-10-23 15:44:50 C 01 17 45.07 +44 29 44.0 q C97
2019-10-23 17:43:24 C 01 19 13.76 +43 52 01.2 q K73
2019-10-23 17:51:01 C 01 19 19.29 +43 49 42.7 q K73
2019-10-23 18:09:38 C 01 19 32.68 +43 44 03.9 q K73
2019-10-23 18:36:54 C 01 19 52.12 +43 35 46.5 q K73
2019-10-23 18:55:40 n 01 20 04.89 +43 29 04.5 q Z92
2019-10-23 19:16:33 C 01 20 20.00 +43 23 39.0 q K73
2019-10-23 19:18:38 n 01 20 21.48 +43 22 02.0 q Z92
2019-10-23 19:43:20 C 01 20 38.60 +43 15 24.6 q K73
2019-10-23 19:54:02 C 01 20 46.34 +43 11 26.1 V K85
2019-10-23 20:02:41 n 01 20 52.90 +43 08 28.8 q Z92
2019-10-23 20:05:10 C 01 20 54.15 +43 07 59.7 V K85
2019-10-23 20:19:25 n 01 21 04.71 +43 03 19.0 q Z92
2019-10-23 20:21:26 C 01 21 04.77 +43 03 38.4 q K73
2019-10-23 20:49:20 C 01 21 23.77 +42 54 57.2 q K73
2019-10-23 21:21:10 C 01 21 45.39 +42 45 01.9 q K73
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)