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
2019-06-22 08:38:24 C 18 04 11.99 +45 49 40.6 V G96
2019-06-22 08:45:13 C 18 04 11.57 +45 49 51.5 V G96
2019-06-23 05:47:48 C 18 03 03.81 +46 23 20.8 U I41
2019-06-23 09:24:26 C 18 02 50.06 +46 29 01.2 U I41
2019-06-23 10:41:20 C 18 02 45.27 +46 30 58.8 U I41
2019-06-23 10:42:42 C 18 02 45.19 +46 31 00.8 U I41
2019-06-26 07:49:17 C 17 58 49.43 +48 14 28.1 U I41
2019-06-26 07:50:36 C 17 58 49.35 +48 14 30.0 U I41
2019-06-26 08:17:33 C 17 58 47.54 +48 15 08.3 U I41
2019-06-26 10:28:06 C 17 58 38.91 +48 18 10.9 U I41
2019-06-26 11:12:00 C 17 58 37.14 +48 19 21.8 V T05
2019-06-26 11:16:39 C 17 58 36.86 +48 19 28.1 V T05
2019-06-26 11:24:44 C 17 58 36.24 +48 19 38.8 V T05
2019-06-26 11:39:34 C 17 58 35.22 +48 19 59.2 V T05
2019-06-28 01:11:21 C 17 56 22.30 +49 12 01.3 o Z22
2019-06-28 01:15:29 C 17 56 22.05 +49 12 06.9 o Z22
2019-06-28 01:59:09 C 17 56 19.04 +49 13 05.3 o Z22
2019-06-28 02:07:26 C 17 56 18.47 +49 13 16.8 o Z22
2019-06-28 09:06:53 C 17 55 52.96 +49 22 37.5 V 703
2019-06-28 09:22:18 C 17 55 51.83 +49 22 57.7 V 703
2019-06-28 09:29:59 C 17 55 51.34 +49 23 07.1 V 703
2019-06-28 10:45:43 C 17 55 47.61 +49 24 55.4 V T08
2019-06-28 10:53:06 C 17 55 47.05 +49 25 05.3 V T08
2019-06-28 11:13:12 C 17 55 45.71 +49 25 32.1 V T08
2019-06-28 11:19:11 C 17 55 45.33 +49 25 39.8 V T08
2019-06-28 11:26:38 C 17 55 44.78 +49 25 49.7 V T08
2019-06-28 11:41:56 C 17 55 43.71 +49 26 11.1 V T08
2019-06-29 01:11:19 C 17 54 55.46 +49 43 55.3 o Z22
2019-06-29 01:15:27 C 17 54 55.18 +49 44 00.3 o Z22
2019-06-29 01:19:36 C 17 54 54.85 +49 44 05.5 o Z22
2019-06-29 02:06:43 C 17 54 51.55 +49 45 07.2 o Z22
2019-06-29 02:10:47 C 17 54 51.31 +49 45 12.8 o Z22
2019-06-29 02:14:59 C 17 54 51.02 +49 45 18.6 o Z22
2019-06-29 07:49:35 C 17 54 31.37 +49 52 32.6 U I41
2019-06-29 07:56:48 C 17 54 30.87 +49 52 41.9 U I41
2019-06-29 07:58:07 C 17 54 30.78 +49 52 43.6 U I41
2019-06-29 08:09:44 C 17 54 29.97 +49 52 58.4 U I41
2019-07-02 09:41:41 C 17 49 57.89 +51 23 09.4 V G96
2019-07-02 09:44:06 C 17 49 59.181 +51 23 21.22 U F52
2019-07-02 09:49:59 C 17 49 57.30 +51 23 18.6 V G96
2019-07-02 09:58:18 C 17 49 56.76 +51 23 27.9 V G96
2019-07-02 10:01:41 C 17 49 57.911 +51 23 41.59 U F52
2019-07-02 10:06:35 C 17 49 56.21 +51 23 37.0 V G96
2019-07-02 10:19:10 C 17 49 56.652 +51 24 01.75 U F52
2019-07-02 10:36:45 C 17 49 55.389 +51 24 21.84 U F52
2019-07-05 11:24:40 C 17 45 23.40 +52 44 13.5 V T08
2019-07-05 11:29:23 C 17 45 23.12 +52 44 18.0 V T08
2019-07-05 11:38:08 C 17 45 22.47 +52 44 27.3 V T08
2019-07-05 11:52:26 C 17 45 21.42 +52 44 42.4 V T08
2019-07-11 09:49:39 C 17 36 41.80 +54 56 14.6 V T08
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)