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
2019-09-29 06:14:27 s 1 +37758.833 0 +362956.22 6980.0 C57
2019-09-29 06:44:27 S 17 47 01.294 +67 11 45.74 V C57
2019-09-29 06:44:27 s 1 +36705.229 0 +363584.78 2410.0 C57
2019-09-29 07:14:27 S 17 47 07.145 +67 12 00.11 V C57
2019-09-29 07:14:27 s 1 +35650.772 0 +364203.73 1630.0 C57
2019-09-29 07:44:27 S 17 47 13.514 +67 12 17.50 V C57
2019-09-29 07:44:27 s 1 +34595.494 0 +364813.08 4760.0 C57
2019-09-29 08:14:27 S 17 47 18.785 +67 12 33.01 V C57
2019-09-29 08:14:27 s 1 +33539.425 0 +365412.88 1880.0 C57
2019-09-29 08:44:27 S 17 47 25.380 +67 12 52.99 V C57
2019-09-29 08:44:27 s 1 +32482.596 0 +366003.13 3090.0 C57
2019-09-29 09:14:27 S 17 47 31.279 +67 13 08.36 V C57
2019-09-29 09:14:27 s 1 +31425.038 0 +366583.85 8500.0 C57
2019-09-29 09:44:27 S 17 47 36.931 +67 13 27.05 V C57
2019-09-29 09:44:27 s 1 +30366.781 0 +367155.08 8210.0 C57
2019-09-29 10:14:27 S 17 47 42.854 +67 13 38.78 V C57
2019-09-29 10:14:27 s 1 +29307.856 0 +367716.82 2310.0 C57
2019-09-29 10:44:27 S 17 47 49.627 +67 14 04.56 V C57
2019-09-29 10:44:27 s 1 +28248.292 0 +368269.11 900.0 C57
2019-09-29 11:14:27 S 17 47 55.697 +67 14 19.28 V C57
2019-09-29 11:14:27 s 1 +27188.118 0 +368811.96 4070.0 C57
2019-09-29 15:14:27 S 17 48 44.594 +67 16 45.41 V C57
2019-09-29 15:14:27 s 1 +18688.269 0 +372817.39 5790.0 C57
2019-09-29 15:44:27 S 17 48 51.230 +67 17 04.52 V C57
2019-09-29 15:44:27 s 1 +17623.905 0 +373276.18 4420.0 C57
2019-09-29 16:14:27 S 17 48 57.151 +67 17 22.63 V C57
2019-09-29 16:14:27 s 1 +16559.216 0 +373725.73 8560.0 C57
2019-09-29 16:44:27 S 17 49 03.881 +67 17 41.50 V C57
2019-09-29 16:44:27 s 1 +15494.229 0 +374166.06 8290.0 C57
2019-09-29 17:14:27 S 17 49 10.378 +67 17 59.68 V C57
2019-09-29 17:14:27 s 1 +14428.971 0 +374597.17 3710.0 C57
2019-09-29 18:14:27 S 17 49 23.148 +67 18 36.83 V C57
2019-09-29 18:14:27 s 1 +12297.748 0 +375431.84 1930.0 C57
2019-09-29 18:44:27 S 17 49 29.395 +67 19 00.95 V C57
2019-09-29 18:44:27 s 1 +11231.836 0 +375835.43 4910.0 C57
2019-09-29 19:44:27 S 17 49 42.202 +67 19 37.81 V C57
2019-09-29 20:14:27 S 17 49 48.192 +67 19 58.44 V C57
2019-09-29 20:44:27 S 17 49 53.935 +67 20 14.93 V C57
2019-09-29 21:14:27 S 17 50 00.442 +67 20 32.42 V C57
2019-09-29 21:44:27 S 17 50 06.641 +67 20 55.50 V C57
2019-09-29 22:14:27 S 17 50 13.514 +67 21 15.70 V C57
2019-09-29 22:44:27 S 17 50 19.318 +67 21 31.90 V C57
2019-09-29 23:14:27 S 17 50 26.335 +67 21 55.30 V C57
2019-09-29 23:44:27 S 17 50 32.141 +67 22 11.17 V C57
2019-09-30 00:14:27 S 17 50 38.203 +67 22 33.20 V C57
2019-09-30 00:44:27 S 17 50 45.341 +67 22 52.10 V C57
2019-09-30 01:14:27 S 17 50 51.432 +67 23 14.57 V C57
2019-09-30 01:44:27 S 17 50 58.428 +67 23 34.40 V C57
2019-09-30 03:14:27 S 17 51 17.570 +67 24 34.45 V C57
2019-09-30 03:44:27 S 17 51 24.161 +67 24 53.96 V 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)