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
2019-07-11 09:54:57 C 17 36 41.33 +54 56 18.6 V T08
2019-07-11 10:04:16 C 17 36 40.71 +54 56 25.5 V T08
2019-07-11 10:20:20 C 17 36 39.60 +54 56 38.7 V T08
2019-07-12 06:08:34 C 17 35 30.12 +55 12 38.2 U I41
2019-07-12 07:15:22 C 17 35 25.53 +55 13 30.7 U I41
2019-07-12 07:16:41 C 17 35 25.43 +55 13 31.5 U I41
2019-07-12 07:50:33 C 17 35 23.14 +55 13 57.5 U I41
2019-07-12 07:53:50 C 17 35 22.93 +55 14 00.1 U I41
2019-07-13 12:21:40 C 17 33 41.966 +55 36 04.24 U F51
2019-07-13 12:38:27 C 17 33 40.893 +55 36 15.76 U F51
2019-07-13 12:55:16 C 17 33 39.834 +55 36 27.27 U F51
2019-07-13 13:12:06 C 17 33 38.800 +55 36 38.82 U F51
2019-07-16 12:00:56 C 17 29 38.111 +56 27 18.58 U F51
2019-07-16 12:25:34 C 17 29 36.613 +56 27 33.57 U F51
2019-07-16 12:37:54 C 17 29 35.860 +56 27 41.01 U F51
2019-07-17 12:48:58 C 17 28 16.251 +56 43 36.55 U F51
2019-07-17 13:04:15 C 17 28 15.379 +56 43 45.39 U F51
2019-07-17 13:34:45 C 17 28 13.633 +56 44 02.67 U F51
2019-07-18 10:37:33 C 17 27 06.687 +56 57 34.73 U F51
2019-07-18 11:00:39 C 17 27 05.256 +56 57 48.00 U F51
2019-07-18 11:46:56 C 17 27 02.437 +56 58 14.05 U F51
2019-07-19 05:15:24 C 17 26 09.25 +57 08 59.7 U I41
2019-07-19 05:56:02 C 17 26 06.69 +57 09 24.2 U I41
2019-07-19 06:36:38 C 17 26 04.13 +57 09 47.9 U I41
2019-07-19 07:20:47 C 17 26 01.44 +57 10 13.4 U I41
2019-07-20 04:54:20 C 17 24 54.52 +57 22 56.5 u H21
2019-07-20 04:58:31 C 17 24 54.45 +57 22 59.0 u H21
2019-07-20 05:02:42 C 17 24 54.18 +57 23 01.2 u H21
2019-07-20 05:08:16 C 17 24 53.83 +57 23 04.5 u H21
2019-07-20 08:46:43 C 17 24 43.12 +57 25 18.1 V T05
2019-07-20 08:50:55 C 17 24 42.79 +57 25 20.2 V T05
2019-07-20 09:00:37 C 17 24 42.18 +57 25 25.0 V T05
2019-07-20 09:14:51 C 17 24 41.37 +57 25 33.7 V T05
2019-07-20 09:40:00 C 17 24 39.62 +57 25 48.7 V T05
2019-07-21 05:44:29 S 17 23 16.068 +57 19 49.01 V C57
2019-07-21 05:44:29 s 1 +99880.995 0 +294557.74 4130.0 C57
2019-07-21 06:14:29 S 17 23 15.922 +57 19 59.56 V C57
2019-07-21 06:14:29 s 1 +99011.933 0 +296004.38 1710.0 C57
2019-07-21 08:44:29 S 17 23 11.285 +57 21 00.43 V C57
2019-07-21 08:44:29 s 1 +94606.438 0 +303059.05 5270.0 C57
2019-07-23 17:44:29 S 17 21 23.851 +57 48 35.96 V C57
2019-07-23 17:44:29 s 1 -19670.473 0 +394643.55 9160.0 C57
2019-07-23 18:14:29 S 17 21 23.184 +57 48 46.55 V C57
2019-07-23 18:14:29 s 1 -20710.864 0 +394928.54 9740.0 C57
2019-07-24 07:14:29 S 17 20 59.926 +57 55 24.53 V C57
2019-07-24 07:14:29 s 1 -47585.092 0 +399488.24 6350.0 C57
2019-07-24 15:44:29 S 17 20 44.479 +57 59 57.77 V C57
2019-07-24 15:44:29 s 1 -64868.003 0 +399557.87 7580.0 C57
2019-07-25 13:44:29 S 17 20 04.123 +58 11 43.55 V C57
2019-07-25 13:44:29 s 1 -107787.51 7 +389322.30 7110.0 C57
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)