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
2019-10-23 21:53:10 C 01 22 06.77 +42 34 57.2 q K73
2019-10-24 05:37:17 C 01 27 40.44 +40 06 24.5 V 703
2019-10-24 05:45:00 C 01 27 45.28 +40 03 54.5 V 703
2019-10-24 05:52:46 C 01 27 50.17 +40 01 23.5 V 703
2019-10-24 06:00:35 C 01 27 55.08 +39 58 50.8 V 703
2019-10-24 08:18:25 C 01 29 19.39 +39 13 56.0 q V26
2019-10-24 09:01:55 C 01 29 46.47 +38 59 22.4 q V26
2019-10-24 09:25:55 C 01 30 01.47 +38 51 18.5 q V26
2019-10-24 09:52:24 C 01 30 30.29 +38 43 19.5 V T05
2019-10-24 09:56:29 C 01 30 32.76 +38 41 58.2 V T05
2019-10-24 10:04:35 C 01 30 37.62 +38 39 17.1 V T05
2019-10-24 10:18:41 C 01 30 46.12 +38 34 35.7 V T05
2019-10-24 15:06:48 C 01 34 13.73 +36 57 00.6 q C97
2019-10-24 15:07:59 C 01 34 14.51 +36 56 37.0 q C97
2019-10-24 15:09:10 C 01 34 15.25 +36 56 13.7 q C97
2019-10-24 15:10:21 C 01 34 15.96 +36 55 51.2 q C97
2019-10-24 15:11:32 C 01 34 16.76 +36 55 25.2 q C97
2019-10-24 15:12:42 C 01 34 17.47 +36 55 03.4 q C97
2019-10-24 15:13:53 C 01 34 18.26 +36 54 40.0 q C97
2019-10-24 15:15:04 C 01 34 18.96 +36 54 15.6 q C97
2019-10-24 15:16:15 C 01 34 19.67 +36 53 54.3 q C97
2019-10-24 15:17:26 C 01 34 20.40 +36 53 29.5 q C97
2019-10-24 18:08:36 C 01 36 06.89 +35 54 07.1 V K85
2019-10-24 18:53:35 C 01 36 34.74 +35 39 03.8 V K85
2019-10-25 10:23:53 C 01 45 45.12 +30 19 49.3 V T08
2019-10-25 10:30:10 C 01 45 48.31 +30 17 36.8 V T08
2019-10-25 10:40:45 C 01 45 53.68 +30 13 53.5 V T08
2019-10-25 11:02:48 C 01 46 04.87 +30 06 07.5 V T08
2019-10-25 18:39:52 C 01 50 34.59 +27 23 35.8 12.4 V C82
2019-10-25 18:41:26 C 01 50 35.40 +27 23 03.2 12.4 V C82
2019-10-25 18:42:19 C 01 50 35.48 +27 22 23.4 v 587
2019-10-25 18:43:37 C 01 50 36.53 +27 22 17.2 12.5 V C82
2019-10-25 18:44:11 C 01 50 36.45 +27 21 44.2 v 587
2019-10-25 18:45:59 C 01 50 37.75 +27 21 27.9 12.4 V C82
2019-10-25 18:46:04 C 01 50 37.40 +27 21 05.1 v 587
2019-10-25 18:49:29 C 01 50 39.56 +27 20 14.9 12.4 V C82
2019-10-25 18:51:08 C 01 50 40.39 +27 19 40.8 12.4 V C82
2019-10-25 18:52:48 C 01 50 41.25 +27 19 05.8 12.6 V C82
2019-10-25 18:54:35 C 01 50 42.17 +27 18 28.8 12.8 V C82
2019-10-25 19:12:40 C 01 50 51.33 +27 11 56.6 V 104
2019-10-25 19:52:21 C 01 51 11.93 +26 58 02.9 q C77
2019-10-25 19:52:48 C 01 51 12.17 +26 57 53.6 q C77
2019-10-25 19:53:16 C 01 51 12.38 +26 57 44.0 q C77
2019-10-25 19:53:43 C 01 51 12.61 +26 57 34.6 q C77
2019-10-25 19:54:09 C 01 51 12.85 +26 57 25.1 q C77
2019-10-25 19:56:44 C 01 51 08.85 +26 56 48.7 V C40
2019-10-25 19:57:53 C 01 51 09.42 +26 56 24.4 V C40
2019-10-25 19:58:45 C 01 51 09.85 +26 56 06.3 V C40
2019-10-25 19:59:37 C 01 51 10.27 +26 55 48.1 V C40
2019-10-25 20:00:11 C 01 51 10.55 +26 55 36.0 V C40
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)