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
2019-10-04 22:44:26 S 18 22 35.234 +69 24 21.92 V C57
2019-10-04 22:44:26 s 1 -192330.79 4 +203498.33 2400.0 C57
2019-10-04 23:14:26 S 18 22 47.064 +69 25 11.86 V C57
2019-10-04 23:14:26 s 1 -192519.35 4 +201615.03 330.0 C57
2019-10-04 23:44:26 S 18 22 56.225 +69 25 53.51 V C57
2019-10-04 23:44:26 s 1 -192696.96 6 +199720.25 190.0 C57
2019-10-05 00:14:26 S 18 23 06.014 +69 26 37.00 V C57
2019-10-05 00:14:26 s 1 -192863.47 9 +197813.96 1570.0 C57
2019-10-05 00:44:26 S 18 23 15.348 +69 27 21.78 V C57
2019-10-05 00:44:26 s 1 -193018.73 7 +195896.13 4030.0 C57
2019-10-05 05:44:26 S 18 24 54.835 +69 34 56.93 V C57
2019-10-05 05:44:26 s 1 -193916.00 3 +176074.10 6400.0 C57
2019-10-05 06:14:26 S 18 25 05.069 +69 35 44.95 V C57
2019-10-05 06:14:26 s 1 -193936.30 4 +174026.67 9490.0 C57
2019-10-05 06:44:26 S 18 25 14.844 +69 36 31.14 V C57
2019-10-05 06:44:26 s 1 -193943.22 4 +171967.23 7680.0 C57
2019-10-05 07:14:26 S 18 25 25.387 +69 37 20.46 V C57
2019-10-05 07:14:26 s 1 -193936.55 8 +169895.73 420.0 C57
2019-10-05 07:44:26 S 18 25 34.685 +69 38 05.35 V C57
2019-10-05 07:44:26 s 1 -193916.09 9 +167812.15 7110.0 C57
2019-10-05 08:14:26 S 18 25 44.345 +69 38 46.72 V C57
2019-10-05 08:14:26 s 1 -193881.63 4 +165716.44 7150.0 C57
2019-10-05 08:44:26 S 18 25 54.598 +69 39 40.54 V C57
2019-10-05 08:44:26 s 1 -193832.94 5 +163608.57 9930.0 C57
2019-10-05 09:14:26 S 18 26 05.102 +69 40 27.19 V C57
2019-10-05 09:14:26 s 1 -193769.80 9 +161488.50 4820.0 C57
2019-10-05 09:44:26 S 18 26 15.734 +69 41 17.63 V C57
2019-10-05 09:44:26 s 1 -193691.99 7 +159356.20 1180.0 C57
2019-10-05 11:44:26 S 18 26 55.402 +69 44 28.61 V C57
2019-10-05 11:44:26 s 1 -193229.24 9 +150703.93 7830.0 C57
2019-10-05 12:14:26 S 18 27 05.462 +69 45 16.34 V C57
2019-10-05 12:14:26 s 1 -193074.44 8 +148509.93 1290.0 C57
2019-10-05 12:44:26 S 18 27 15.190 +69 46 00.70 V C57
2019-10-05 12:44:26 s 1 -192903.48 3 +146303.50 2020.0 C57
2019-10-05 13:14:26 S 18 27 25.778 +69 46 55.45 V C57
2019-10-05 13:14:26 s 1 -192716.08 7 +144084.60 9230.0 C57
2019-10-05 15:14:26 S 18 28 06.931 +69 50 14.96 V C57
2019-10-05 15:14:26 s 1 -191796.54 9 +135083.77 7030.0 C57
2019-10-05 15:44:26 S 18 28 15.907 +69 50 58.63 V C57
2019-10-05 15:44:26 s 1 -191522.70 5 +132802.12 4530.0 C57
2019-10-05 16:14:26 S 18 28 26.366 +69 51 51.52 V C57
2019-10-05 16:14:26 s 1 -191230.66 3 +130507.85 3500.0 C57
2019-10-05 16:44:26 S 18 28 36.029 +69 52 41.77 V C57
2019-10-05 16:44:26 s 1 -190920.10 1 +128200.95 3030.0 C57
2019-10-05 17:14:26 S 18 28 46.697 +69 53 33.04 V C57
2019-10-05 17:14:26 s 1 -190590.68 8 +125881.38 2160.0 C57
2019-10-05 17:44:26 S 18 28 56.422 +69 54 20.70 V C57
2019-10-05 17:44:26 s 1 -190242.08 6 +123549.13 9950.0 C57
2019-10-05 18:14:26 S 18 29 05.916 +69 55 08.15 V C57
2019-10-05 18:14:26 s 1 -189873.94 7 +121204.20 5380.0 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)