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
2025-08-29 04:47:54 C 20 13 11.516 +08 48 17.91 U I41
2025-08-29 05:58:44 C 20 13 17.588 +08 49 56.05 U I41
2025-08-30 06:07:38 C 20 18 02.461 +09 27 49.96 U I41
2025-08-30 06:53:23 C 20 18 08.693 +09 29 09.54 U I41
2025-08-31 05:02:40 C 20 24 16.895 +10 14 33.94 U I41
2025-08-31 06:39:10 C 20 24 36.680 +10 18 20.29 U I41
2025-08-31 20:27:51 C 20 29 38.088 +11 03 32.04 V M22
2025-08-31 20:31:48 C 20 29 39.214 +11 03 45.18 V M22
2025-08-31 20:39:02 C 20 29 41.138 +11 04 05.74 V M22
2025-08-31 20:53:30 C 20 29 45.043 +11 04 48.36 V M22
2025-08-31 23:33:48 C 20 30 44.410 +11 01 20.89 W J95
2025-08-31 23:39:10 C 20 30 46.150 +11 01 36.16 W J95
2025-08-31 23:40:59 C 20 30 46.733 +11 01 41.23 W J95
2025-08-31 23:42:52 C 20 30 47.386 +11 01 46.74 W J95
2025-09-01 00:32:11 C 20 31 00.246 +11 04 01.39 X 033
2025-09-01 00:32:33 C 20 31 00.397 +11 04 02.70 X 033
2025-09-01 00:32:57 C 20 31 00.538 +11 04 03.69 X 033
2025-09-01 00:33:20 C 20 31 00.656 +11 04 04.80 X 033
2025-09-01 01:38:03 B 20 32 01.709 +11 09 52.16 Z W05
2025-09-01 01:42:52 B 20 32 03.314 +11 10 07.68 Z W05
2025-09-01 01:47:15 B 20 32 04.711 +11 10 22.44 Z W05
2025-09-01 05:05:33 B 20 33 24.346 +11 19 55.49 V U52
2025-09-01 05:25:54 B 20 33 31.260 +11 21 02.81 V U52
2025-09-01 05:46:16 B 20 33 38.143 +11 22 11.68 V U52
2025-09-01 06:16:30 C 20 33 46.814 +11 24 28.69 V U74
2025-09-01 06:21:18 C 20 33 48.433 +11 24 44.68 V U74
2025-09-01 10:55:10 B 20 36 19.526 +11 40 38.46 X Q10
2025-09-01 11:01:39 B 20 36 21.998 +11 41 03.80 X Q10
2025-09-01 11:07:41 B 20 36 24.346 +11 41 27.71 X Q10
2025-09-01 11:35:33 B 20 36 35.282 +11 43 06.50 Z Q06
2025-09-01 11:43:40 B 20 36 38.352 +11 43 36.57 Z Q06
2025-09-01 11:51:48 B 20 36 41.407 +11 44 07.39 Z Q06
2025-09-01 12:19:47 B 20 36 52.301 +11 45 54.65 W 900
2025-09-01 12:29:56 B 20 36 56.179 +11 46 32.38 W 900
2025-09-01 12:42:30 B 20 37 00.974 +11 47 18.82 W 900
2025-09-01 12:52:39 B 20 37 04.822 +11 47 56.22 W 900
2025-09-01 18:21:49 C 20 40 25.45 +12 07 51.6 Z C82
2025-09-01 18:33:39 C 20 40 31.06 +12 08 43.3 Z C82
2025-09-01 18:48:07 C 20 40 30.43 +12 08 43.4 X L18
2025-09-01 18:51:52 C 20 40 32.19 +12 08 59.3 X L18
2025-09-01 18:55:36 C 20 40 33.88 +12 09 14.3 X L18
2025-09-01 19:07:23 B 20 40 48.937 +12 21 48.16 W M21
2025-09-01 19:18:24 B 20 40 53.754 +12 22 37.08 W M21
2025-09-01 22:21:08 B 20 42 26.494 +12 23 14.35 W Z80
2025-09-01 22:31:09 B 20 42 31.562 +12 23 56.65 W Z80
2025-09-01 22:41:14 B 20 42 36.734 +12 24 40.10 W Z80
2025-09-02 02:49:12 C 20 44 50.743 +12 46 12.04 V R17
2025-09-02 03:15:48 C 20 45 06.446 +12 48 04.54 V R17
2025-09-02 03:38:57 C 20 45 20.575 +12 49 41.92 V R17
2025-09-02 03:44:40 C 20 45 24.156 +12 50 06.25 V R17