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
2019-09-19 09:44:27 S 17 26 06.840 +65 07 29.50 V C57
2019-09-19 09:44:27 s 1 -139152.58 3 +344461.36 8570.0 C57
2019-09-19 10:14:27 S 17 26 09.367 +65 07 51.17 V C57
2019-09-19 10:14:27 s 1 -140012.00 8 +343641.26 9360.0 C57
2019-09-19 10:44:27 S 17 26 12.454 +65 08 07.15 V C57
2019-09-19 10:44:27 s 1 -140867.92 7 +342812.41 3450.0 C57
2019-09-19 11:44:27 S 17 26 18.113 +65 08 49.96 V C57
2019-09-19 11:44:27 s 1 -142569.11 2 +341128.42 1140.0 C57
2019-09-19 12:14:27 S 17 26 21.607 +65 09 13.54 V C57
2019-09-19 12:14:27 s 1 -143414.30 8 +340273.27 4540.0 C57
2019-09-19 12:44:27 S 17 26 23.234 +65 09 29.92 V C57
2019-09-19 12:44:27 s 1 -144255.86 2 +339409.33 860.0 C57
2019-09-19 13:14:27 S 17 26 26.426 +65 09 46.73 V C57
2019-09-19 13:14:27 s 1 -145093.73 7 +338536.60 9990.0 C57
2019-09-19 13:44:27 S 17 26 29.076 +65 10 07.57 V C57
2019-09-19 13:44:27 s 1 -145927.89 8 +337655.07 1840.0 C57
2019-09-19 14:14:27 S 17 26 31.778 +65 10 28.09 V C57
2019-09-19 14:14:27 s 1 -146758.30 9 +336764.72 6300.0 C57
2019-09-19 14:44:27 S 17 26 34.610 +65 10 49.84 V C57
2019-09-19 14:44:27 s 1 -147584.93 5 +335865.56 3280.0 C57
2019-09-19 15:14:27 S 17 26 37.829 +65 11 07.62 V C57
2019-09-19 15:14:27 s 1 -148407.73 9 +334957.56 2670.0 C57
2019-09-19 15:44:27 S 17 26 40.620 +65 11 30.77 V C57
2019-09-19 15:44:27 s 1 -149226.68 5 +334040.73 4370.0 C57
2019-09-19 16:14:27 S 17 26 44.095 +65 11 46.50 V C57
2019-09-19 16:14:27 s 1 -150041.73 4 +333115.04 8280.0 C57
2019-09-19 16:44:27 S 17 26 45.511 +65 12 08.53 V C57
2019-09-19 16:44:27 s 1 -150852.85 1 +332180.49 4290.0 C57
2019-09-19 19:14:27 S 17 26 59.995 +65 13 53.15 V C57
2019-09-19 19:14:27 s 1 -154848.10 6 +327374.45 2200.0 C57
2019-09-19 19:44:27 S 17 27 02.808 +65 14 14.96 V C57
2019-09-19 19:44:27 s 1 -155634.82 0 +326386.51 8590.0 C57
2019-09-19 20:14:27 S 17 27 05.664 +65 14 33.32 V C57
2019-09-19 20:14:27 s 1 -156417.32 9 +325389.63 6330.0 C57
2019-09-19 20:44:27 S 17 27 08.330 +65 14 51.54 V C57
2019-09-19 20:44:27 s 1 -157195.59 4 +324383.80 5310.0 C57
2019-09-20 00:44:27 S 17 27 31.178 +65 17 42.11 V C57
2019-09-20 00:44:27 s 1 -163263.91 5 +316013.44 7810.0 C57
2019-09-20 01:14:27 S 17 27 33.494 +65 17 57.88 V C57
2019-09-20 01:14:27 s 1 -164002.09 2 +314926.50 2680.0 C57
2019-09-20 01:44:27 S 17 27 35.628 +65 18 22.21 V C57
2019-09-20 01:44:27 s 1 -164735.59 7 +313830.47 7600.0 C57
2019-09-20 02:14:27 S 17 27 39.161 +65 18 44.53 V C57
2019-09-20 02:14:27 s 1 -165464.38 6 +312725.35 2450.0 C57
2019-09-20 03:44:27 S 17 27 47.153 +65 19 47.57 V C57
2019-09-20 03:44:27 s 1 -167621.99 3 +309355.29 5300.0 C57
2019-09-20 04:14:27 S 17 27 49.728 +65 20 06.25 V C57
2019-09-20 04:14:27 s 1 -168331.45 3 +308213.66 8580.0 C57
2019-09-20 04:44:27 S 17 27 52.570 +65 20 29.33 V C57
2019-09-20 04:44:27 s 1 -169035.96 4 +307062.86 1140.0 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)