IAA RAS IAA Minor Planet Database

2023 HL1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2158319089 ± 9.66e-05
Semi-major axis (a)0.8472726229 AU ± 5.61e-05
Inclination (i)4.99176040° ± 2.69e-03
Long. of Asc. Node (Ω)53.68224544° ± 2.59e-03
Arg. of Perihelion (ω)333.00009142° ± 1.49e-04
Mean Anomaly (M)296.95004072° ± 1.21e-01
Mean Motion (n)1.2637975690°/day ± 1.26e-04
Perihelion dist (q)0.66440416 AU ± 9.29e-05
Aphelion dist (Q)1.03014109 AU ± 1.07e-04
Orbital Period0.77989253 yr ± 7.75e-05
Physical Parameters
H (abs. magnitude)25.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.345″
Uncertainty3
Orbit TypeAten
MOID0.006328 AU
Observations Used46
Oppositions1
Arc Total2023-2023
First Observation Used2023-04-09
Last Observation Used2023-05-16
Observations (47)
Date Type RA Dec Mag Band Observatory
2023-04-09 13:52:47 C 15 10 45.118 +50 50 40.72 – V F52
2023-04-09 14:06:40 C 15 10 35.901 +50 50 59.09 – V F52
2023-04-09 14:20:27 C 15 10 26.929 +50 51 16.41 – V F52
2023-04-09 14:34:17 C 15 10 17.735 +50 51 33.75 – V F52
2023-04-17 01:29:54 C 13 09 47.31 +51 15 38.7 – V W16
2023-04-17 01:40:09 C 13 09 40.00 +51 15 27.2 – V W16
2023-04-17 01:50:15 C 13 09 32.66 +51 15 17.7 – V W16
2023-04-17 02:00:22 C 13 09 25.39 +51 15 07.1 – V W16
2023-04-17 04:53:28 C 13 07 17.74 +51 11 34.2 – V W16
2023-04-17 05:08:41 C 13 07 06.45 +51 11 12.4 – V W16
2023-04-17 05:23:53 C 13 06 55.23 +51 10 50.7 – V W16
2023-04-17 05:32:05 C 13 06 55.210 +51 10 38.14 – V I52
2023-04-17 05:36:16 C 13 06 52.103 +51 10 32.74 – V I52
2023-04-17 05:40:27 C 13 06 48.964 +51 10 27.26 – V I52
2023-04-17 05:44:38 C 13 06 45.896 +51 10 21.72 – V I52
2023-04-17 06:16:48 C 13 06 18.28 +51 09 20.4 – q 734
2023-04-17 06:25:43 C 13 06 11.83 +51 09 07.3 – q 734
2023-04-17 06:34:24 C 13 06 05.68 +51 08 54.8 – q 734
2023-04-17 22:19:28 C 12 55 35.117 +50 42 49.90 – V J95
2023-04-17 22:26:24 C 12 55 30.233 +50 42 38.45 – V J95
2023-04-17 22:33:34 C 12 55 25.210 +50 42 27.14 – V J95
2023-04-18 03:02:57 C 12 52 31.07 +50 34 48.1 – u H21
2023-04-18 03:11:01 C 12 52 25.38 +50 34 35.4 – u H21
2023-04-18 03:11:26 C 12 52 30.083 +50 34 25.97 – V I52
2023-04-18 03:14:01 C 12 52 28.283 +50 34 22.48 – V I52
2023-04-18 03:16:36 C 12 52 26.494 +50 34 18.26 – V I52
2023-04-18 03:19:11 C 12 52 24.647 +50 34 15.31 – V I52
2023-04-18 03:20:08 C 12 52 18.88 +50 34 20.3 – u H21
2023-04-18 03:34:11 C 12 51 51.833 +50 33 14.39 – V Z84
2023-04-18 03:46:37 C 12 51 43.309 +50 32 46.87 – V Z84
2023-04-19 01:46:03 C 12 37 49.20 +49 49 24.9 – X W62
2023-04-19 01:56:12 C 12 37 42.27 +49 49 05.1 – X W62
2023-04-19 02:06:14 C 12 37 35.39 +49 48 45.3 – X W62
2023-04-22 05:45:33 C 11 53 37.522 +46 30 20.70 – V G96
2023-04-22 05:53:50 C 11 53 32.744 +46 29 54.71 – V G96
2023-04-23 04:50:17 C 11 42 00.700 +45 18 47.20 – V I52
2023-04-23 04:53:28 C 11 41 58.960 +45 18 37.70 – V I52
2023-04-25 06:41:49 C 11 19 36.947 +42 34 36.44 – V T12
2023-04-27 03:24:01 C 11 02 26.88 +40 00 21.9 – V 291
2023-04-27 03:30:04 C 11 02 24.46 +40 00 01.1 – V 291
2023-04-27 03:36:05 C 11 02 22.04 +39 59 41.0 – V 291
2023-04-28 05:13:17 C 10 53 34.79 +38 30 57.6 – V 291
2023-04-28 05:29:30 C 10 53 28.82 +38 29 59.8 – V 291
2023-04-28 05:45:55 C 10 53 22.77 +38 29 00.7 – V 291
2023-05-08 03:10:39 C 09 59 57.94 +26 02 29.8 – V 695
2023-05-08 03:20:13 C 09 59 56.15 +26 02 03.2 – V 695
2023-05-16 06:28:48 C 09 36 05.565 +18 18 07.06 – V T12