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
2025-09-04 07:40:10 C 21 58 59.261 +20 08 08.50 U I41
2025-09-04 07:40:40 C 21 59 00.459 +20 08 15.56 U I41
2025-09-04 09:40:23 C 22 04 08.598 +20 35 16.70 U I41
2025-09-04 09:40:53 C 22 04 09.932 +20 35 23.99 U I41
2025-09-04 09:41:44 C 22 04 12.291 +20 35 35.36 U I41
2025-09-04 09:42:14 C 22 04 13.584 +20 35 42.16 U I41
2025-09-04 09:51:10 C 22 05 24.785 +20 44 39.62 V T08
2025-09-04 09:56:01 C 22 05 37.522 +20 45 50.04 V T08
2025-09-04 10:18:55 C 22 06 38.059 +20 51 21.49 V T08
2025-09-04 10:24:56 C 22 06 54.180 +20 52 48.65 V T08
2025-09-04 18:04:06 B 22 34 55.24 +22 40 06.8 X L76
2025-09-04 18:07:25 B 22 35 07.85 +22 41 04.1 X L76
2025-09-04 18:10:43 B 22 35 20.54 +22 42 02.3 X L76
2025-09-04 18:14:03 B 22 35 33.27 +22 43 00.2 X L76
2025-09-04 18:17:23 B 22 35 46.08 +22 43 58.6 X L76
2025-09-04 18:35:14 C 22 37 10.313 +22 48 58.86 V 073
2025-09-04 18:56:21 C 22 38 35.01 +22 53 23.1 V K88
2025-09-04 18:59:31 C 22 38 47.64 +22 54 19.8 V K88
2025-09-04 19:02:40 C 22 39 00.16 +22 55 15.0 V K88
2025-09-04 19:12:00 C 22 39 35.002 +22 59 51.04 V 073
2025-09-04 19:41:39 C 22 41 33.394 +23 08 33.76 V 073
2025-09-04 20:36:23 C 22 45 33.674 +23 23 11.98 W A48
2025-09-04 20:36:49 C 22 45 35.498 +23 23 20.04 W A48
2025-09-04 20:37:16 C 22 45 37.320 +23 23 27.71 W A48
2025-09-04 20:37:43 C 22 45 39.132 +23 23 35.52 W A48
2025-09-04 20:38:09 C 22 45 40.958 +23 23 42.97 W A48
2025-09-04 20:38:36 C 22 45 42.809 +23 23 51.07 W A48
2025-09-04 20:39:28 C 22 45 46.471 +23 24 06.55 W A48
2025-09-04 20:39:54 C 22 45 48.336 +23 24 14.54 W A48
2025-09-04 20:55:25 C 22 47 00.430 +23 25 44.58 Z J69
2025-09-04 20:58:09 C 22 47 12.098 +23 26 33.29 Z J69
2025-09-04 21:00:51 C 22 47 23.650 +23 27 21.13 Z J69
2025-09-04 21:03:30 C 22 47 34.985 +23 28 08.26 Z J69
2025-09-04 21:44:13 C 22 50 07.57 +23 42 22.3 V K88
2025-09-04 21:45:38 C 22 50 13.66 +23 42 46.7 V K88
2025-09-04 21:49:01 B 22 50 13.57 +23 42 45.9 X L99
2025-09-04 21:50:43 B 22 50 20.92 +23 43 14.1 X L99
2025-09-04 21:52:11 B 22 51 04.783 +23 42 17.21 W Z80
2025-09-04 21:52:25 B 22 50 28.30 +23 43 43.3 X L99
2025-09-04 22:03:58 B 22 51 56.606 +23 45 43.74 W Z80
2025-09-04 22:11:47 B 22 52 31.042 +23 48 00.14 W Z80
2025-09-05 00:45:49 C 23 04 14.352 +24 31 32.12 Z C23
2025-09-05 00:47:17 C 23 04 21.422 +24 31 55.99 Z C23
2025-09-05 00:49:00 C 23 04 29.743 +24 32 24.29 Z C23
2025-09-05 00:50:28 C 23 04 36.787 +24 32 47.33 Z C23
2025-09-05 00:51:55 C 23 04 43.879 +24 33 10.66 Z C23
2025-09-05 03:07:34 C 23 16 21.619 +25 08 29.54 W J95
2025-09-05 03:08:48 C 23 16 28.183 +25 08 47.87 W J95
2025-09-05 03:10:02 C 23 16 34.747 +25 09 06.05 W J95
2025-09-05 03:11:14 C 23 16 41.170 +25 09 23.98 W J95