2025 QB21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2917819053 ± 7.19e-06
Semi-major axis (a)1.3803224093 AU ± 1.37e-05
Inclination (i)4.34992995° ± 7.52e-05
Long. of Asc. Node (Ω)164.23293376° ± 1.01e-05
Arg. of Perihelion (ω)210.35172101° ± 1.72e-04
Mean Anomaly (M)29.52917639° ± 3.02e-04
Mean Motion (n)0.6077730912°/day ± 9.04e-06
Perihelion dist (q)0.97756931 AU ± 1.39e-05
Aphelion dist (Q)1.78307551 AU ± 2.03e-05
Orbital Period1.62170109 yr ± 2.41e-05
Physical Parameters
H (abs. magnitude)26.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.202″
Uncertainty0
Orbit TypeApollo
MOID0.000486 AU
Observations Used157
Oppositions1
Arc Total2025-2025
First Observation Used2025-08-29
Last Observation Used2025-09-07
Observations (181)
Date Type RA Dec Mag Band Observatory
2025-09-05 19:46:35 C 01 18 23.126 +27 34 17.26 V L54
2025-09-05 20:00:01 C 01 20 06.04 +27 33 21.3 X L18
2025-09-05 20:02:04 C 01 20 22.98 +27 33 19.0 X L18
2025-09-05 20:04:06 C 01 20 39.92 +27 33 16.9 X L18
2025-09-05 20:35:23 C 01 25 08.033 +27 33 01.08 V L54
2025-09-05 21:28:37 C 01 32 28.500 +27 29 58.24 V L54
2025-09-05 21:34:11 C 01 33 28.135 +27 27 13.68 W 203
2025-09-05 21:37:47 C 01 33 58.154 +27 26 57.52 W 203
2025-09-05 21:41:04 C 01 34 25.464 +27 26 42.86 W 203
2025-09-05 21:44:21 C 01 34 52.783 +27 26 27.31 W 203
2025-09-05 21:48:35 B 01 35 23.05 +27 26 43.7 X 595
2025-09-05 21:49:59 B 01 35 34.67 +27 26 36.3 X 595
2025-09-05 21:51:26 B 01 35 46.72 +27 26 29.1 X 595
2025-09-05 21:52:44 B 01 35 57.51 +27 26 21.9 X 595
2025-09-05 22:21:08 C 01 39 40.627 +27 25 09.77 V L54
2025-09-05 23:00:01 B 01 45 11.215 +27 16 40.48 Z K74
2025-09-05 23:02:03 B 01 45 28.066 +27 16 24.42 Z K74
2025-09-05 23:04:06 B 01 45 44.923 +27 16 08.33 Z K74
2025-09-06 00:13:25 B 01 55 11.950 +27 03 27.68 V L65
2025-09-06 00:16:17 B 01 55 35.426 +27 02 56.33 V L65
2025-09-06 01:13:23 B 02 03 20.328 +26 51 30.85 V L65
2025-09-06 01:16:10 B 02 03 42.876 +26 50 54.20 V L65
2025-09-06 02:13:25 B 02 11 24.600 +26 37 12.94 V L65
2025-09-06 02:16:17 B 02 11 47.570 +26 36 28.80 V L65
2025-09-07 00:43:51 B 04 39 41.611 +17 09 51.70 X L34
2025-09-07 00:59:25 B 04 40 47.150 +17 03 28.73 X L34
2025-09-07 02:27:57 B 04 46 35.930 +16 21 17.42 V L65
2025-09-07 02:36:49 B 04 47 17.057 +16 23 48.37 X L34
2025-09-07 02:46:46 B 04 47 49.745 +16 13 40.33 V L65
2025-09-07 02:52:21 B 04 48 16.224 +16 17 31.45 X L34
2025-09-07 03:04:46 B 04 48 59.436 +16 06 23.98 V L65