2025 HQ4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6469142370 ± 1.49e-07
Semi-major axis (a)0.6362608963 AU ± 3.72e-09
Inclination (i)2.62233215° ± 1.25e-05
Long. of Asc. Node (Ω)48.06731037° ± 4.87e-05
Arg. of Perihelion (ω)338.83333241° ± 4.00e-05
Mean Anomaly (M)258.91752884° ± 5.23e-05
Mean Motion (n)1.9420456165°/day ± 1.70e-08
Perihelion dist (q)0.22465466 AU ± 9.51e-08
Aphelion dist (Q)1.04786713 AU ± 9.53e-08
Orbital Period0.50751964 yr ± 4.45e-09
Physical Parameters
H (abs. magnitude)26.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.251″
Uncertainty0
Orbit TypeAten
MOID0.007285 AU
Observations Used144
Oppositions1
Arc Total2025-2026
First Observation Used2025-04-26
Last Observation Used2026-04-16
Observations (153)
Date Type RA Dec Mag Band Observatory
2025-04-26 10:43:50 C 16 41 34.336 +06 04 12.32 V G96
2025-04-26 10:51:20 C 16 41 20.141 +06 07 10.09 V G96
2025-04-26 11:06:20 C 16 40 51.640 +06 13 06.92 V G96
2025-04-26 11:40:58 C 16 39 45.407 +06 26 57.05 V G96
2025-04-26 11:41:07 C 16 39 45.148 +06 27 01.08 V G96
2025-04-26 11:41:16 C 16 39 44.852 +06 27 04.50 V G96
2025-04-26 11:41:25 C 16 39 44.546 +06 27 08.06 V G96
2025-04-26 11:44:16 C 16 39 39.056 +06 28 16.90 V G96
2025-04-26 11:44:31 C 16 39 38.552 +06 28 23.34 V G96
2025-04-26 11:44:47 C 16 39 38.063 +06 28 29.68 V G96
2025-04-26 11:45:03 C 16 39 37.588 +06 28 35.04 V G96
2025-04-26 12:39:59 C 16 38 21.658 +07 00 16.13 W 474
2025-04-26 12:41:06 C 16 38 07.375 +06 53 06.62 V F52
2025-04-26 12:42:19 C 16 38 17.134 +07 01 14.27 W 474
2025-04-26 12:44:38 C 16 38 12.610 +07 02 12.70 W 474
2025-04-26 12:51:24 C 16 37 59.323 +07 05 03.16 W 474
2025-04-26 12:53:44 C 16 37 54.756 +07 06 00.94 W 474
2025-04-26 12:58:38 C 16 37 32.124 +07 00 24.50 V F52
2025-04-26 13:15:03 B 16 37 24.749 +07 05 02.69 X Q06
2025-04-26 13:16:31 C 16 36 55.906 +07 07 53.64 V F52
2025-04-26 13:21:06 B 16 37 12.853 +07 07 35.97 X Q06
2025-04-26 13:34:19 C 16 36 19.557 +07 15 23.91 V F52
2025-04-26 15:23:38 B 16 33 02.774 +08 00 49.14 W 900
2025-04-26 15:36:46 B 16 32 34.795 +08 06 40.07 W 900
2025-04-26 15:49:53 B 16 32 06.595 +08 12 33.19 W 900
2025-04-26 20:52:11 B 16 21 12.18 +10 33 46.5 V B15
2025-04-26 20:55:33 B 16 21 04.12 +10 35 28.6 V B15
2025-04-26 20:58:50 B 16 20 56.20 +10 37 09.2 V B15
2025-04-26 21:04:14 C 16 20 41.47 +10 40 28.2 X L18
2025-04-26 21:09:25 B 16 20 32.215 +10 42 38.84 X B72
2025-04-26 21:12:33 C 16 20 21.14 +10 44 43.6 X L18
2025-04-26 21:18:21 B 16 20 10.617 +10 47 13.12 X B72
2025-04-26 21:20:53 C 16 20 00.61 +10 48 59.4 X L18
2025-04-26 21:43:09 B 16 19 07.50 +11 00 19.6 X G02
2025-04-26 21:49:43 B 16 18 51.06 +11 03 45.0 X G02
2025-04-26 21:56:26 B 16 18 34.27 +11 07 13.8 X G02
2025-04-26 22:04:37 C 16 18 16.640 +11 11 08.59 Z M09
2025-04-26 22:11:48 C 16 17 58.504 +11 14 54.14 Z M09
2025-04-26 22:18:54 C 16 17 40.765 +11 18 35.46 Z M09
2025-04-26 23:02:04 B 16 15 47.405 +11 41 37.48 W G34
2025-04-26 23:05:26 B 16 15 38.625 +11 43 25.08 W G34
2025-04-26 23:08:48 B 16 15 29.829 +11 45 12.11 W G34
2025-04-26 23:27:40 B 16 14 48.247 +11 56 32.03 X J57
2025-04-26 23:39:54 B 16 14 15.672 +12 03 10.48 X J57
2025-04-26 23:42:56 C 16 14 00.45 +12 04 16.2 V L01
2025-04-26 23:44:04 C 16 13 57.40 +12 04 53.1 V L01
2025-04-26 23:45:12 C 16 13 54.38 +12 05 29.7 V L01
2025-04-26 23:46:20 C 16 13 51.35 +12 06 06.5 V L01
2025-04-26 23:47:28 C 16 13 48.30 +12 06 43.6 V L01
2025-04-27 00:23:17 B 16 12 12.223 +12 25 42.85 Z K74