2021 QE3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5551758816 ± 7.70e-04
Semi-major axis (a)1.4839462241 AU ± 2.03e-03
Inclination (i)8.60587980° ± 1.39e-02
Long. of Asc. Node (Ω)175.44661627° ± 1.38e-02
Arg. of Perihelion (ω)59.53733282° ± 2.53e-02
Mean Anomaly (M)156.99924345° ± 1.84e+00
Mean Motion (n)0.5452366384°/day ± 1.12e-03
Perihelion dist (q)0.66009507 AU ± 1.46e-03
Aphelion dist (Q)2.30779738 AU ± 3.36e-03
Orbital Period1.80770369 yr ± 3.72e-03
Physical Parameters
H (abs. magnitude)23.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.250″
Uncertainty4
Orbit TypeApollo
MOID0.063465 AU
Observations Used29
Oppositions1
Arc Total2021-2021
First Observation Used2021-08-31
Last Observation Used2021-09-08
Observations (30)
Date Type RA Dec Mag Band Observatory
2021-08-31 07:11:04 C 20 27 36.038 +06 07 20.14 U F52
2021-08-31 07:25:06 C 20 27 39.540 +06 06 13.59 U F52
2021-08-31 07:39:11 C 20 27 43.088 +06 05 05.72 U F52
2021-08-31 19:36:45 C 20 30 49.16 +05 09 06.2 V 033
2021-08-31 19:38:15 C 20 30 49.51 +05 08 59.4 V 033
2021-08-31 19:39:44 C 20 30 49.87 +05 08 52.5 V 033
2021-08-31 19:42:54 C 20 30 50.60 +05 08 38.4 V 033
2021-09-01 20:01:58 C 20 36 37.67 +03 24 47.6 V 033
2021-09-01 20:03:42 C 20 36 38.06 +03 24 41.4 V 033
2021-09-01 20:05:27 C 20 36 38.43 +03 24 34.6 V 033
2021-09-01 20:07:24 C 20 36 38.85 +03 24 26.7 V 033
2021-09-01 20:49:31 C 20 36 47.79 +03 21 40.8 V L01
2021-09-01 20:54:31 C 20 36 48.86 +03 21 21.1 V L01
2021-09-01 20:59:31 C 20 36 49.94 +03 21 00.5 V L01
2021-09-01 21:04:31 C 20 36 51.03 +03 20 40.1 V L01
2021-09-01 22:36:20 C 20 37 10.80 +03 14 32.7 V 204
2021-09-01 23:18:29 C 20 37 19.70 +03 11 44.7 V 204
2021-09-05 08:36:36 C 20 52 41.24 -01 19 41.1 o 291
2021-09-05 08:46:01 C 20 52 42.71 -01 20 07.6 o 291
2021-09-05 08:55:31 C 20 52 44.13 -01 20 34.3 o 291
2021-09-07 05:28:19 C 20 59 26.00 -03 14 04.9 o 691
2021-09-07 05:48:28 C 20 59 28.61 -03 14 52.3 o 691
2021-09-07 06:08:35 C 20 59 31.21 -03 15 38.6 o 691
2021-09-08 08:05:10 C 21 02 59.373 -04 12 45.18 U F52
2021-09-08 08:07:00 C 21 02 59.597 -04 12 48.82 U F52
2021-09-08 08:21:56 C 21 03 01.351 -04 13 20.17 U F52
2021-09-08 08:23:47 C 21 03 01.568 -04 13 23.98 U F52
2021-09-08 08:40:31 C 21 03 03.528 -04 13 59.16 U F52
2021-09-08 08:55:26 C 21 03 05.289 -04 14 30.32 U F52
2021-09-08 08:57:17 C 21 03 05.498 -04 14 34.16 U F52