2021 QN3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5820960547 ± 1.21e-05
Semi-major axis (a)2.6779109538 AU ± 8.38e-05
Inclination (i)16.48761469° ± 2.33e-04
Long. of Asc. Node (Ω)166.52949592° ± 8.28e-06
Arg. of Perihelion (ω)222.43187857° ± 1.12e-04
Mean Anomaly (M)335.00873692° ± 1.56e-02
Mean Motion (n)0.2249148230°/day ± 1.06e-05
Perihelion dist (q)1.11910955 AU ± 4.77e-05
Aphelion dist (Q)4.23671235 AU ± 1.36e-04
Orbital Period4.38222021 yr ± 2.06e-04
Physical Parameters
H (abs. magnitude)21.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.306″
Uncertainty2
Orbit TypeAmor
MOID0.179954 AU
Observations Used171
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-31
Last Observation Used2021-12-01
Observations (174)
Date Type RA Dec Mag Band Observatory
2021-09-23 10:08:18 C 23 58 54.219 -25 15 49.51 U F51
2021-09-23 10:24:36 C 23 58 57.282 -25 16 53.15 U F51
2021-09-23 10:40:56 C 23 59 00.346 -25 17 56.71 U F51
2021-09-23 10:57:12 C 23 59 03.400 -25 18 59.86 U F51
2021-09-29 09:14:46 C 00 31 06.312 -34 16 10.32 U F51
2021-09-29 09:26:53 C 00 31 09.125 -34 16 53.78 U F51
2021-09-29 09:38:57 C 00 31 11.937 -34 17 37.09 U F51
2021-10-04 03:21:29 C 01 01 06.59 -40 27 32.0 V W94
2021-10-04 03:29:52 C 01 01 08.82 -40 27 57.0 V W94
2021-10-04 03:38:16 C 01 01 11.00 -40 28 21.8 V W94
2021-10-13 13:59:22 C 02 06 24.09 -48 34 16.8 V 474
2021-10-13 14:02:46 C 02 06 25.04 -48 34 21.6 V 474
2021-10-13 14:06:10 C 02 06 25.96 -48 34 26.5 V 474
2021-10-13 14:09:34 C 02 06 26.93 -48 34 30.9 V 474
2021-10-16 04:28:57 C 02 24 06.81 -49 48 46.0 u 807
2021-10-16 04:32:54 C 02 24 07.89 -49 48 49.7 u 807
2021-10-16 04:36:50 C 02 24 08.88 -49 48 54.6 u 807
2021-11-07 14:07:42 C 04 10 47.91 -49 33 18.9 V 474
2021-11-07 14:12:47 C 04 10 48.46 -49 33 15.4 V 474
2021-11-07 14:17:51 C 04 10 49.00 -49 33 12.1 V 474
2021-11-07 14:22:55 C 04 10 49.59 -49 33 08.2 V 474
2021-12-01 03:45:19 C 04 49 00.87 -40 00 48.1 V 807
2021-12-01 03:50:37 C 04 49 01.01 -40 00 41.3 V 807
2021-12-01 03:55:56 C 04 49 01.16 -40 00 34.6 V 807