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
2019-09-14 03:44:27 S 17 14 59.856 +64 16 01.34 V C57
2019-09-14 03:44:27 s 1 +115458.57 0 +263348.06 820.0 C57
2019-09-14 04:14:27 S 17 15 02.213 +64 16 04.51 V C57
2019-09-14 04:14:27 s 1 +114634.97 6 +264991.26 8140.0 C57
2019-09-14 05:14:27 S 17 15 07.226 +64 16 12.22 V C57
2019-09-14 05:14:27 s 1 +112969.99 1 +268236.28 4240.0 C57
2019-09-14 05:44:27 S 17 15 09.038 +64 16 15.92 V C57
2019-09-14 05:44:27 s 1 +112128.81 9 +269838.24 3710.0 C57
2019-09-14 06:14:27 S 17 15 11.741 +64 16 21.43 V C57
2019-09-14 06:14:27 s 1 +111282.00 2 +271426.59 1250.0 C57
2019-09-14 07:14:27 S 17 15 16.234 +64 16 33.46 V C57
2019-09-14 07:14:27 s 1 +109571.85 2 +274562.78 1880.0 C57
2019-09-14 07:44:27 S 17 15 18.504 +64 16 40.19 V C57
2019-09-14 07:44:27 s 1 +108708.72 1 +276110.76 5610.0 C57
2019-09-14 08:18:53 C 17 16 02.11 +64 43 07.2 V T05
2019-09-14 08:23:33 C 17 16 02.20 +64 43 08.4 V T05
2019-09-14 08:32:15 C 17 16 02.69 +64 43 10.6 V T05
2019-09-14 08:44:27 S 17 15 24.046 +64 16 47.24 V C57
2019-09-14 08:44:27 s 1 +106966.83 9 +279166.81 1490.0 C57
2019-09-14 08:48:23 C 17 16 03.25 +64 43 15.3 V T05
2019-09-14 09:44:27 S 17 15 28.296 +64 16 53.47 V C57
2019-09-14 09:44:27 s 1 +105204.76 4 +282170.12 7300.0 C57
2019-09-14 10:14:27 S 17 15 30.862 +64 17 00.74 V C57
2019-09-14 10:14:27 s 1 +104316.38 6 +283652.16 920.0 C57
2019-09-14 11:14:27 S 17 15 36.007 +64 17 11.44 V C57
2019-09-14 11:14:27 s 1 +102525.39 7 +286577.35 1020.0 C57
2019-09-14 12:44:27 S 17 15 41.746 +64 17 35.66 V C57
2019-09-14 12:44:27 s 1 +99804.623 0 +290868.83 7520.0 C57
2019-09-14 14:14:27 S 17 15 49.483 +64 17 45.02 V C57
2019-09-14 14:14:27 s 1 +97044.695 0 +295046.22 4040.0 C57
2019-09-14 14:44:27 S 17 15 52.445 +64 17 54.38 V C57
2019-09-14 14:44:27 s 1 +96116.390 0 +296413.61 5200.0 C57
2019-09-14 15:14:27 S 17 15 54.698 +64 18 02.52 V C57
2019-09-14 15:14:27 s 1 +95184.048 0 +297768.57 9600.0 C57
2019-09-14 15:44:27 S 17 15 57.204 +64 18 05.83 V C57
2019-09-14 15:44:27 s 1 +94247.746 0 +299111.14 7490.0 C57
2019-09-14 16:14:27 S 17 15 59.033 +64 18 14.51 V C57
2019-09-14 16:14:27 s 1 +93307.556 0 +300441.38 9090.0 C57
2019-09-14 16:44:27 S 17 16 01.603 +64 18 16.63 V C57
2019-09-14 16:44:27 s 1 +92363.551 0 +301759.36 4650.0 C57
2019-09-14 17:14:27 S 17 16 04.154 +64 18 23.80 V C57
2019-09-14 17:14:27 s 1 +91415.803 0 +303065.12 4400.0 C57
2019-09-14 17:44:27 S 17 16 06.228 +64 18 29.95 V C57
2019-09-14 17:44:27 s 1 +90464.382 0 +304358.72 8560.0 C57
2019-09-14 18:14:27 S 17 16 09.384 +64 18 37.33 V C57
2019-09-14 18:14:27 s 1 +89509.356 0 +305640.22 7360.0 C57
2019-09-14 19:44:27 S 17 16 16.999 +64 18 58.82 V C57
2019-09-14 19:44:27 s 1 +86623.328 0 +309412.60 3770.0 C57
2019-09-14 21:14:27 S 17 16 23.750 +64 19 17.15 V C57
2019-09-14 21:14:27 s 1 +83707.245 0 +313077.90 9640.0 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)