2025 HL1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3925448245 ± 6.63e-04
Semi-major axis (a)1.6191276505 AU ± 1.74e-03
Inclination (i)1.74837404° ± 2.37e-03
Long. of Asc. Node (Ω)196.98938401° ± 1.60e-03
Arg. of Perihelion (ω)336.73487039° ± 3.16e-03
Mean Anomaly (M)118.08202289° ± 1.93e-01
Mean Motion (n)0.4783994172°/day ± 7.70e-04
Perihelion dist (q)0.98354747 AU ± 1.51e-03
Aphelion dist (Q)2.25470783 AU ± 2.65e-03
Orbital Period2.06025812 yr ± 3.32e-03
Physical Parameters
H (abs. magnitude)27.67
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.223″
Uncertainty3
Orbit TypeApollo
MOID0.001776 AU
Observations Used20
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-21
Last Observation Used2025-04-25
Observations (21)
Date Type RA Dec Mag Band Observatory
2025-04-21 08:19:54 C 15 01 18.012 -05 53 20.08 V G96
2025-04-21 08:27:58 C 15 01 19.974 -05 53 31.85 V G96
2025-04-21 08:36:02 C 15 01 21.904 -05 53 44.05 V G96
2025-04-21 08:44:07 C 15 01 23.876 -05 53 56.98 V G96
2025-04-21 09:12:00 C 15 01 29.877 -05 54 43.24 W H01
2025-04-21 09:16:45 C 15 01 31.033 -05 54 50.41 W H01
2025-04-21 09:31:22 C 15 01 34.574 -05 55 12.37 W H01
2025-04-21 09:42:03 C 15 01 37.170 -05 55 28.44 W H01
2025-04-21 10:34:23 C 15 01 50.470 -05 56 43.10 V V06
2025-04-21 10:39:14 C 15 01 51.643 -05 56 49.20 V V06
2025-04-21 10:44:07 C 15 01 52.846 -05 56 56.76 V V06
2025-04-22 07:11:52 C 15 07 26.48 -06 26 14.2 V H21
2025-04-22 07:25:36 C 15 07 29.26 -06 26 31.6 V H21
2025-04-22 07:58:19 C 15 07 41.24 -06 27 02.1 V 673
2025-04-22 08:06:51 C 15 07 42.96 -06 27 14.0 V 673
2025-04-23 09:34:11 C 15 13 24.750 -06 57 57.60 V 291
2025-04-23 09:40:03 C 15 13 25.720 -06 58 04.40 V 291
2025-04-25 09:02:58 C 15 21 58.928 -07 44 27.49 V V06
2025-04-25 09:12:07 C 15 22 00.001 -07 44 35.09 V V06
2025-04-25 09:21:17 C 15 22 01.074 -07 44 42.83 V V06
2025-04-25 09:30:26 C 15 22 02.154 -07 44 50.53 V V06