2025 QX4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2842718206 ± 2.69e-06
Semi-major axis (a)1.3119328359 AU ± 4.55e-06
Inclination (i)6.71062416° ± 5.81e-05
Long. of Asc. Node (Ω)156.37698234° ± 1.13e-04
Arg. of Perihelion (ω)222.47113347° ± 5.13e-04
Mean Anomaly (M)30.89332728° ± 2.67e-04
Mean Motion (n)0.6559109378°/day ± 3.41e-06
Perihelion dist (q)0.93898730 AU ± 4.81e-06
Aphelion dist (Q)1.68487837 AU ± 6.83e-06
Orbital Period1.50268310 yr ± 7.82e-06
Physical Parameters
H (abs. magnitude)25.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.199″
Uncertainty0
Orbit TypeApollo
MOID0.009020 AU
Observations Used48
Radar Obs Used1
Oppositions1
Arc Total2025-2025
First Observation Used2025-08-23
Last Observation Used2025-08-25
Observations (54)
Date Type RA Dec Mag Band Observatory
2025-08-23 08:25:49 C 18 01 03.010 +23 57 42.37 X F52
2025-08-23 08:33:14 C 18 00 54.783 +23 58 08.52 X F52
2025-08-23 08:48:04 C 18 00 38.492 +23 58 59.91 X F52
2025-08-23 09:47:04 C 17 59 33.510 +24 02 21.02 V F51
2025-08-23 09:48:00 C 17 59 32.441 +24 02 24.37 V F51
2025-08-23 20:33:04 C 17 47 56.64 +24 44 37.0 V 104
2025-08-23 20:45:19 C 17 47 40.65 +24 45 25.3 V 104
2025-08-23 20:54:05 B 17 47 33.81 +24 46 08.4 X I93
2025-08-23 20:57:35 C 17 47 24.53 +24 46 14.7 V 104
2025-08-23 20:59:11 B 17 47 27.05 +24 46 29.4 X I93
2025-08-23 21:04:22 B 17 47 20.21 +24 46 50.5 X I93
2025-08-23 23:45:35 C 17 44 14.630 +25 08 23.10 V 807
2025-08-23 23:48:44 C 17 44 10.180 +25 08 37.10 V 807
2025-08-23 23:51:52 C 17 44 05.730 +25 08 51.50 V 807
2025-08-23 23:58:09 C 17 43 56.900 +25 09 20.20 V 807
2025-08-24 02:30:41 B 17 40 30.936 +25 11 41.60 Z H36
2025-08-24 02:39:31 B 17 40 17.976 +25 12 19.69 Z H36
2025-08-24 02:43:50 B 17 40 07.476 +25 13 19.81 Z W05
2025-08-24 02:46:18 B 17 40 03.838 +25 13 31.30 Z W05
2025-08-24 02:48:21 B 17 40 05.069 +25 12 58.14 Z H36
2025-08-24 02:48:44 B 17 40 00.338 +25 13 40.58 Z W05
2025-08-24 02:56:17 C 17 39 49.73 +25 13 18.4 V H21
2025-08-24 02:57:03 B 17 39 52.306 +25 13 35.51 Z H36
2025-08-24 02:59:04 C 17 39 45.67 +25 13 30.0 V H21
2025-08-24 03:01:51 C 17 39 41.61 +25 13 41.6 V H21
2025-08-24 03:04:37 C 17 39 37.53 +25 13 52.9 V H21
2025-08-24 18:35:36 B 17 15 42.58 +26 25 04.0 X M45
2025-08-24 18:40:16 B 17 15 33.67 +26 25 25.1 X M45
2025-08-24 18:44:51 B 17 15 24.97 +26 25 44.9 X M45
2025-08-24 19:33:55 C 17 13 52.14 +26 29 13.2 Z L04
2025-08-24 19:36:46 C 17 13 51.06 +26 29 54.1 X L01
2025-08-24 19:37:35 C 17 13 45.08 +26 29 28.8 Z L04
2025-08-24 19:38:24 C 17 13 47.88 +26 30 01.3 X L01
2025-08-24 19:40:10 C 17 13 44.43 +26 30 09.1 X L01
2025-08-24 19:40:31 B 17 13 42.32 +26 29 25.7 V G02
2025-08-24 19:41:40 B 17 13 44.222 +26 29 36.71 Z K74
2025-08-24 19:42:01 C 17 13 36.56 +26 29 47.5 Z L04
2025-08-24 19:48:01 B 17 13 27.92 +26 29 58.3 V G02
2025-08-24 19:50:26 B 17 13 27.223 +26 30 15.95 Z K74
2025-08-24 19:55:43 B 17 13 13.10 +26 30 31.7 V G02
2025-08-24 20:00:41 B 17 13 07.385 +26 31 01.49 Z K74
2025-08-24 20:14:58 B 17 12 36.98 +26 32 34.1 X 595
2025-08-24 20:18:27 B 17 12 30.23 +26 32 49.0 X 595
2025-08-24 20:21:44 B 17 12 23.84 +26 33 03.1 X 595
2025-08-24 20:29:34 C 17 12 11.232 +26 33 30.10 W 151
2025-08-24 20:36:17 C 17 11 58.020 +26 33 58.43 W 151
2025-08-24 20:43:01 C 17 11 44.861 +26 34 29.46 W 151
2025-08-25 01:57:43 C 17 01 40.60 +27 00 42.8 V H21
2025-08-25 01:59:47 C 17 01 36.08 +27 00 51.5 V H21
2025-08-25 02:01:50 C 17 01 31.56 +27 01 00.6 V H21
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2025-08-26 19:10:00 156561.638 1 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)