2021 KN3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4421918970 ± 3.59e-06
Semi-major axis (a)1.9592714733 AU ± 1.38e-05
Inclination (i)4.84016788° ± 2.88e-05
Long. of Asc. Node (Ω)137.25650774° ± 1.70e-05
Arg. of Perihelion (ω)170.73364444° ± 1.97e-05
Mean Anomaly (M)204.92122453° ± 5.94e-03
Mean Motion (n)0.3593936118°/day ± 3.80e-06
Perihelion dist (q)1.09289750 AU ± 1.04e-05
Aphelion dist (Q)2.82564544 AU ± 2.11e-05
Orbital Period2.74247024 yr ± 2.90e-05
Physical Parameters
H (abs. magnitude)23.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.177″
Uncertainty1
Orbit TypeAmor
MOID0.077336 AU
Observations Used101
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-20
Last Observation Used2021-09-13
Observations (109)
Date Type RA Dec Mag Band Observatory
2021-07-13 05:13:57 C 17 37 20.28 -00 09 38.6 q H36
2021-07-13 06:02:05 C 17 37 26.17 -00 10 16.7 q H36
2021-07-13 06:11:29 C 17 37 27.36 -00 10 24.7 q H36
2021-07-13 11:02:23 C 17 38 06.960 -00 13 54.75 U F51
2021-07-13 11:34:24 C 17 38 10.989 -00 14 20.31 U F51
2021-07-13 11:50:33 C 17 38 13.029 -00 14 33.28 U F51
2021-08-02 08:35:11 C 19 36 44.74 -11 57 38.1 V T08
2021-08-02 09:11:43 C 19 36 56.70 -11 58 49.9 V T08
2021-08-02 09:48:39 C 19 37 08.74 -11 59 59.4 V T08
2021-08-02 09:59:52 C 19 37 12.46 -12 00 21.0 V T08
2021-08-03 00:23:03 C 19 42 27.58 -12 26 27.2 u 807
2021-08-03 00:26:08 C 19 42 28.65 -12 26 33.3 u 807
2021-08-03 00:29:11 C 19 42 29.69 -12 26 39.4 u 807
2021-08-04 06:03:33 C 19 53 11.79 -13 24 51.0 U I41
2021-08-04 06:04:14 C 19 53 12.02 -13 24 52.3 U I41
2021-08-04 06:04:53 C 19 53 12.24 -13 24 53.7 U I41
2021-08-04 07:02:10 C 19 53 31.77 -13 26 42.0 U I41
2021-08-04 09:01:37 C 19 54 16.773 -13 30 08.70 U F51
2021-08-04 09:18:33 C 19 54 22.507 -13 30 40.80 U F51
2021-08-04 09:35:25 C 19 54 28.210 -13 31 12.51 U F51
2021-08-06 09:17:52 C 20 12 12.265 -14 58 43.21 U F51
2021-08-06 09:58:21 C 20 12 26.185 -14 59 55.19 U F51
2021-08-06 10:18:46 C 20 12 33.222 -15 00 31.19 U F51
2021-08-06 10:29:41 C 20 12 36.91 -15 00 47.7 V T08
2021-08-06 10:35:06 C 20 12 38.78 -15 00 58.0 V T08
2021-08-06 11:17:29 C 20 12 53.39 -15 02 12.1 V T08
2021-08-06 11:26:25 C 20 12 56.53 -15 02 27.1 V T08
2021-08-08 08:49:12 C 20 30 01.156 -16 20 02.16 U F51
2021-08-08 09:06:27 C 20 30 07.102 -16 20 30.81 U F51
2021-08-08 09:23:42 C 20 30 13.044 -16 20 59.27 U F51
2021-08-09 09:11:02 C 20 39 05.52 -16 58 48.3 V T08
2021-08-09 09:15:42 C 20 39 07.04 -16 58 55.2 V T08
2021-08-09 09:21:01 C 20 39 08.89 -16 59 04.2 V T08
2021-08-09 09:28:59 C 20 39 11.69 -16 59 16.2 V T08
2021-08-09 15:15:33 C 20 41 20.05 -17 08 25.5 q D29
2021-08-09 15:35:54 C 20 41 27.12 -17 08 56.8 q D29
2021-08-09 15:56:16 C 20 41 34.09 -17 09 27.8 q D29
2021-08-11 09:11:29 C 20 56 43.27 -18 08 32.5 V T05
2021-08-11 09:15:27 C 20 56 44.63 -18 08 38.3 V T05
2021-08-11 09:20:43 C 20 56 46.39 -18 08 45.0 V T05
2021-08-11 09:35:13 C 20 56 51.23 -18 09 05.1 V T05
2021-08-14 10:08:13 C 21 22 16.548 -19 35 51.20 U F51
2021-08-14 10:54:53 C 21 22 30.987 -19 36 39.12 U F51
2021-08-15 08:31:07 C 21 29 46.45 -19 57 57.8 V T05
2021-08-15 08:35:47 C 21 29 47.84 -19 58 02.5 V T05
2021-08-15 08:52:56 C 21 29 53.06 -19 58 20.4 V T05
2021-08-15 09:12:03 C 21 29 58.85 -19 58 38.8 V T05
2021-08-26 10:52:40 C 22 40 05.173 -22 04 38.49 U F52
2021-08-26 11:09:13 C 22 40 08.127 -22 04 40.36 U F52
2021-08-26 11:25:46 C 22 40 11.064 -22 04 41.84 U F52