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
2019-09-02 01:44:28 S 17 07 01.529 +62 40 21.40 V C57
2019-09-02 01:44:28 s 1 +51378.691 0 +351590.06 4520.0 C57
2019-09-02 02:44:28 S 17 07 04.286 +62 40 30.25 V C57
2019-09-02 02:44:28 s 1 +49298.982 0 +353268.49 4500.0 C57
2019-09-02 03:44:28 S 17 07 07.212 +62 40 44.65 V C57
2019-09-02 03:44:28 s 1 +47213.950 0 +354907.07 8480.0 C57
2019-09-02 04:14:28 S 17 07 09.199 +62 40 48.18 V C57
2019-09-02 04:14:28 s 1 +46169.529 0 +355711.49 7300.0 C57
2019-09-02 06:14:54 C 17 06 44.87 +63 07 07.9 V T05
2019-09-02 06:20:20 C 17 06 44.79 +63 07 08.7 V T05
2019-09-02 06:28:21 C 17 06 44.94 +63 07 11.4 V T05
2019-09-02 06:44:29 C 17 06 44.96 +63 07 15.2 V T05
2019-09-02 08:44:28 S 17 07 20.518 +62 41 55.25 V C57
2019-09-02 08:44:28 s 1 +36718.862 0 +362510.60 3260.0 C57
2019-09-02 09:14:28 S 17 07 22.188 +62 41 55.36 V C57
2019-09-02 09:14:28 s 1 +35663.753 0 +363217.62 1280.0 C57
2019-09-02 10:44:28 S 17 07 26.254 +62 42 14.80 V C57
2019-09-02 10:44:28 s 1 +32493.231 0 +365281.26 1170.0 C57
2019-09-02 11:14:28 S 17 07 27.730 +62 42 24.66 V C57
2019-09-02 11:14:28 s 1 +31434.763 0 +365950.09 110.0 C57
2019-09-02 14:44:28 S 17 07 37.502 +62 43 08.76 V C57
2019-09-02 14:44:28 s 1 +24005.844 0 +370367.86 2670.0 C57
2019-09-02 15:14:28 S 17 07 39.463 +62 43 21.65 V C57
2019-09-02 15:14:28 s 1 +22942.120 0 +370961.54 8580.0 C57
2019-09-02 17:14:28 S 17 07 43.992 +62 43 51.17 V C57
2019-09-02 17:14:28 s 1 +18682.253 0 +373243.63 1590.0 C57
2019-09-02 23:14:28 S 17 08 01.135 +62 45 24.62 V C57
2019-09-03 01:14:28 S 17 08 06.641 +62 45 55.15 V C57
2019-09-03 04:14:28 S 17 08 15.175 +62 46 40.22 V C57
2019-09-03 08:44:28 S 17 08 27.866 +62 47 59.24 V C57
2019-09-03 08:44:28 s 1 -14428.555 0 +386039.67 3600.0 C57
2019-09-03 09:14:28 S 17 08 29.090 +62 48 07.99 V C57
2019-09-03 09:14:28 s 1 -15494.721 0 +386311.75 5560.0 C57
2019-09-03 09:44:28 S 17 08 30.874 +62 48 12.10 V C57
2019-09-03 09:44:28 s 1 -16560.509 0 +386575.22 4530.0 C57
2019-09-03 10:14:28 S 17 08 32.203 +62 48 22.14 V C57
2019-09-03 10:14:28 s 1 -17625.896 0 +386830.09 580.0 C57
2019-09-03 10:44:28 S 17 08 33.432 +62 48 27.79 V C57
2019-09-03 10:44:28 s 1 -18690.859 0 +387076.37 3800.0 C57
2019-09-03 11:14:28 S 17 08 34.810 +62 48 40.00 V C57
2019-09-03 11:14:28 s 1 -19755.376 0 +387314.07 4260.0 C57
2019-09-03 13:44:28 S 17 08 41.863 +62 49 24.20 V C57
2019-09-03 13:44:28 s 1 -25070.496 0 +388374.50 7900.0 C57
2019-09-03 14:14:28 S 17 08 43.099 +62 49 32.12 V C57
2019-09-03 14:14:28 s 1 -26131.874 0 +388561.06 3430.0 C57
2019-09-03 15:14:28 S 17 08 46.754 +62 49 50.74 V C57
2019-09-03 15:14:28 s 1 -28252.810 0 +388908.74 7870.0 C57
2019-09-03 16:14:28 S 17 08 49.493 +62 50 12.77 V C57
2019-09-03 16:14:28 s 1 -30371.175 0 +389222.59 4000.0 C57
2019-09-03 22:14:28 S 17 09 05.686 +62 52 03.22 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)