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
2019-09-30 04:14:27 S 17 51 30.696 +67 25 14.92 V C57
2019-09-30 04:44:27 S 17 51 37.553 +67 25 37.13 V C57
2019-09-30 04:44:27 s 1 -10086.935 0 +382007.70 310.0 C57
2019-09-30 05:44:27 S 17 51 50.275 +67 26 20.54 V C57
2019-09-30 05:44:27 s 1 -12214.670 0 +382428.30 1550.0 C57
2019-09-30 06:14:27 S 17 51 56.890 +67 26 40.49 V C57
2019-09-30 06:14:27 s 1 -13277.978 0 +382625.35 3830.0 C57
2019-09-30 06:39:33 C 17 51 15.03 +68 17 18.9 V T05
2019-09-30 06:44:14 C 17 51 15.59 +68 17 21.4 V T05
2019-09-30 06:53:45 C 17 51 17.11 +68 17 27.5 V T05
2019-09-30 07:08:22 C 17 51 19.25 +68 17 37.2 V T05
2019-09-30 09:44:27 S 17 52 43.822 +67 29 09.24 V C57
2019-09-30 09:44:27 s 1 -20708.473 0 +383758.19 4270.0 C57
2019-09-30 10:14:27 S 17 52 50.640 +67 29 31.16 V C57
2019-09-30 10:14:27 s 1 -21767.885 0 +383884.94 1590.0 C57
2019-09-30 12:14:27 S 17 53 17.160 +67 30 56.81 V C57
2019-09-30 12:14:27 s 1 -25999.395 0 +384304.64 6250.0 C57
2019-09-30 12:44:27 S 17 53 23.947 +67 31 21.58 V C57
2019-09-30 12:44:27 s 1 -27055.624 0 +384387.78 6620.0 C57
2019-09-30 13:14:27 S 17 53 30.919 +67 31 43.57 V C57
2019-09-30 13:14:27 s 1 -28111.147 0 +384462.23 5830.0 C57
2019-09-30 13:44:27 S 17 53 37.490 +67 32 05.21 V C57
2019-09-30 13:44:27 s 1 -29165.943 0 +384527.99 3940.0 C57
2019-09-30 14:14:27 S 17 53 44.100 +67 32 28.93 V C57
2019-09-30 14:14:27 s 1 -30219.988 0 +384585.07 1020.0 C57
2019-09-30 14:44:27 S 17 53 50.628 +67 32 49.92 V C57
2019-09-30 14:44:27 s 1 -31273.261 0 +384633.49 7140.0 C57
2019-09-30 15:14:27 S 17 53 57.370 +67 33 09.36 V C57
2019-09-30 15:14:27 s 1 -32325.738 0 +384673.24 2390.0 C57
2019-09-30 15:44:27 S 17 54 04.462 +67 33 33.62 V C57
2019-09-30 15:44:27 s 1 -33377.396 0 +384704.34 6820.0 C57
2019-09-30 16:14:27 S 17 54 11.602 +67 33 57.64 V C57
2019-09-30 16:14:27 s 1 -34428.215 0 +384726.79 520.0 C57
2019-09-30 16:44:27 S 17 54 17.652 +67 34 15.82 V C57
2019-09-30 16:44:27 s 1 -35478.170 0 +384740.60 3550.0 C57
2019-09-30 17:14:27 S 17 54 24.770 +67 34 40.15 V C57
2019-09-30 17:14:27 s 1 -36527.241 0 +384745.78 5980.0 C57
2019-09-30 17:44:27 S 17 54 31.973 +67 35 03.95 V C57
2019-09-30 17:44:27 s 1 -37575.403 0 +384742.33 7880.0 C57
2019-09-30 18:44:27 S 17 54 45.941 +67 35 50.60 V C57
2019-09-30 18:44:27 s 1 -39668.916 0 +384709.60 400.0 C57
2019-09-30 19:44:27 S 17 54 59.203 +67 36 40.00 V C57
2019-09-30 19:44:27 s 1 -41758.529 0 +384642.44 1670.0 C57
2019-09-30 20:14:27 S 17 55 06.444 +67 36 58.03 V C57
2019-09-30 20:14:27 s 1 -42801.818 0 +384595.97 2010.0 C57
2019-09-30 20:44:27 S 17 55 13.337 +67 37 23.74 V C57
2019-09-30 20:44:27 s 1 -43844.066 0 +384540.91 2240.0 C57
2019-09-30 21:14:27 S 17 55 20.179 +67 37 46.34 V C57
2019-09-30 21:14:27 s 1 -44885.249 0 +384477.27 2450.0 C57
2019-09-30 21:44:27 S 17 55 27.386 +67 38 13.02 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)