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
2019-10-02 22:44:27 s 1 -138787.17 7 +335872.48 20.0 C57
2019-10-03 01:14:27 S 18 08 40.481 +68 26 25.66 V C57
2019-10-03 01:14:27 s 1 -142808.11 6 +331160.72 5840.0 C57
2019-10-03 01:44:27 S 18 08 49.092 +68 27 01.87 V C57
2019-10-03 01:44:27 s 1 -143600.70 3 +330191.39 4100.0 C57
2019-10-03 02:14:26 S 18 08 57.684 +68 27 31.50 V C57
2019-10-03 02:14:26 s 1 -144389.33 4 +329213.04 3820.0 C57
2019-10-03 02:44:27 S 18 09 06.216 +68 28 07.39 V C57
2019-10-03 02:44:27 s 1 -145173.96 8 +328225.64 4860.0 C57
2019-10-03 03:14:27 S 18 09 14.544 +68 28 38.86 V C57
2019-10-03 03:14:27 s 1 -145954.56 7 +327229.18 7130.0 C57
2019-10-03 04:14:27 S 18 09 32.729 +68 29 48.37 V C57
2019-10-03 04:14:27 s 1 -147503.49 6 +325209.04 4880.0 C57
2019-10-03 04:44:27 S 18 09 40.817 +68 30 25.56 V C57
2019-10-03 04:44:27 s 1 -148271.74 5 +324185.32 130.0 C57
2019-10-03 05:14:26 S 18 09 48.689 +68 30 51.55 V C57
2019-10-03 05:14:26 s 1 -149035.79 5 +323152.48 6140.0 C57
2019-10-03 05:44:27 S 18 09 58.526 +68 31 31.44 V C57
2019-10-03 05:44:27 s 1 -149795.60 4 +322110.50 2800.0 C57
2019-10-03 06:14:27 S 18 10 06.919 +68 32 03.41 V C57
2019-10-03 06:14:27 s 1 -150551.13 1 +321059.38 9970.0 C57
2019-10-03 06:44:26 S 18 10 15.156 +68 32 37.00 V C57
2019-10-03 06:44:26 s 1 -151302.33 1 +319999.08 7550.0 C57
2019-10-03 07:14:27 S 18 10 23.810 +68 33 10.01 V C57
2019-10-03 07:14:27 s 1 -152049.16 1 +318929.60 5410.0 C57
2019-10-03 07:44:27 S 18 10 31.906 +68 33 43.99 V C57
2019-10-03 07:44:27 s 1 -152791.57 9 +317850.92 3420.0 C57
2019-10-03 08:14:26 S 18 10 41.885 +68 34 20.21 V C57
2019-10-03 08:14:26 s 1 -153529.53 9 +316763.01 1470.0 C57
2019-10-03 08:44:26 S 18 10 49.363 +68 34 55.31 V C57
2019-10-03 08:44:26 s 1 -154262.99 6 +315665.87 9420.0 C57
2019-10-03 09:14:27 S 18 10 58.049 +68 35 25.94 V C57
2019-10-03 09:14:27 s 1 -154991.90 7 +314559.47 7160.0 C57
2019-10-03 09:44:26 S 18 11 07.152 +68 36 02.81 V C57
2019-10-03 09:44:26 s 1 -155716.22 3 +313443.79 4540.0 C57
2019-10-03 10:14:26 S 18 11 15.876 +68 36 37.58 V C57
2019-10-03 10:14:26 s 1 -156435.90 0 +312318.82 1440.0 C57
2019-10-03 10:44:27 S 18 11 24.523 +68 37 10.88 V C57
2019-10-03 10:44:27 s 1 -157150.89 0 +311184.54 7730.0 C57
2019-10-03 11:14:26 S 18 11 33.377 +68 37 48.00 V C57
2019-10-03 11:14:26 s 1 -157861.14 6 +310040.93 3270.0 C57
2019-10-03 11:44:26 S 18 11 42.310 +68 38 21.84 V C57
2019-10-03 11:44:26 s 1 -158566.61 9 +308887.97 7930.0 C57
2019-10-03 12:14:27 S 18 11 50.722 +68 38 57.84 V C57
2019-10-03 12:14:27 s 1 -159267.26 1 +307725.64 1580.0 C57
2019-10-03 12:44:26 S 18 11 59.414 +68 39 34.13 V C57
2019-10-03 12:44:26 s 1 -159963.02 3 +306553.92 4070.0 C57
2019-10-03 13:14:26 S 18 12 08.194 +68 40 05.38 V C57
2019-10-03 13:14:26 s 1 -160653.85 5 +305372.79 5270.0 C57
2019-10-03 15:14:27 S 18 12 43.714 +68 42 27.47 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)