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
2019-11-03 13:07:37 C 02 55 44.52 -23 05 34.4 q E89
2019-11-03 13:10:18 C 02 55 44.89 -23 05 52.8 q E89
2019-11-03 13:12:56 C 02 55 45.24 -23 06 11.3 q E89
2019-11-03 13:15:33 C 02 55 45.61 -23 06 29.2 q E89
2019-11-04 06:15:26 C 02 58 35.41 -25 00 52.6 V 703
2019-11-04 06:23:05 C 02 58 36.37 -25 01 40.9 V 703
2019-11-04 06:30:46 C 02 58 37.34 -25 02 28.9 V 703
2019-11-04 06:38:26 C 02 58 38.30 -25 03 17.1 V 703
2019-11-04 10:27:16 C 02 59 12.19 -25 26 28.3 V T08
2019-11-04 10:35:14 C 02 59 13.13 -25 27 16.5 V T08
2019-11-04 10:39:54 C 02 59 13.68 -25 27 44.8 V T08
2019-11-04 11:08:26 C 02 59 17.06 -25 30 36.9 V T08
2019-11-06 06:41:00 C 03 05 19.28 -29 18 36.8 V W88
2019-11-06 06:56:02 C 03 05 20.82 -29 19 44.3 V W88
2019-11-06 07:10:48 C 03 05 22.34 -29 20 50.4 V W88
2019-11-06 07:25:43 C 03 05 23.91 -29 21 56.6 V W88
2019-11-06 07:40:43 C 03 05 25.48 -29 23 03.2 V W88
2019-11-07 06:35:55 C 03 08 12.51 -31 00 31.4 V W88
2019-11-07 06:50:54 C 03 08 13.86 -31 01 29.2 V W88
2019-11-07 07:05:32 C 03 08 15.23 -31 02 25.8 V W88
2019-11-07 07:35:49 C 03 08 18.05 -31 04 21.6 V W88
2019-11-07 10:07:43 C 03 08 40.127 -31 15 42.16 U F51
2019-11-07 10:22:09 C 03 08 41.326 -31 16 38.23 U F51
2019-11-07 10:36:35 C 03 08 42.525 -31 17 34.04 U F51
2019-11-08 09:04:10 C 03 11 10.50 -32 38 39.4 V T08
2019-11-08 09:09:29 C 03 11 10.90 -32 38 57.6 V T08
2019-11-08 09:17:33 C 03 11 11.51 -32 39 25.4 V T08
2019-11-08 09:33:42 C 03 11 12.73 -32 40 20.6 V T08
2019-11-10 09:52:02 C 03 15 44.56 -35 02 30.1 V T05
2019-11-10 09:56:39 C 03 15 44.84 -35 02 41.6 V T05
2019-11-10 10:03:05 C 03 15 45.223 -35 02 58.42 U F51
2019-11-10 10:04:26 C 03 15 45.30 -35 03 01.9 V T05
2019-11-10 10:16:54 C 03 15 46.047 -35 03 33.94 U F51
2019-11-10 10:21:33 C 03 15 46.32 -35 03 45.9 V T05
2019-11-10 10:30:43 C 03 15 46.863 -35 04 09.23 U F51
2019-11-11 16:07:07 C 03 18 08.20 -36 12 40.3 q Q68
2019-11-11 17:15:39 C 03 18 12.45 -36 15 02.5 q Q68
2019-11-12 10:00:49 C 03 19 31.45 -36 50 38.0 V T08
2019-11-12 10:07:01 C 03 19 31.74 -36 50 50.2 V T08
2019-11-12 10:35:58 C 03 19 33.11 -36 51 46.8 V T08
2019-11-13 09:04:44 C 03 21 08.743 -37 33 10.53 U F51
2019-11-13 09:16:56 C 03 21 09.282 -37 33 32.27 U F51
2019-11-13 09:29:19 C 03 21 09.828 -37 33 54.24 U F51
2019-11-13 09:41:17 C 03 21 10.350 -37 34 15.35 U F51
2019-11-14 10:17:02 C 03 22 43.79 -38 14 02.7 V T05
2019-11-14 10:36:11 C 03 22 44.54 -38 14 31.6 V T05
2019-11-14 10:51:26 C 03 22 45.13 -38 14 54.3 V T05
2019-11-14 14:43:32 C 03 22 59.01 -38 19 50.1 q Q68
2019-11-14 15:52:37 C 03 23 01.90 -38 21 28.6 q Q68
2019-11-14 15:55:09 C 03 23 02.00 -38 21 32.3 q Q68
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)