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
2021-05-20 12:01:24 C 16 49 33.567 -03 43 28.60 V F51
2021-05-20 12:17:35 C 16 49 33.660 -03 43 19.55 V F51
2021-05-20 12:33:42 C 16 49 33.742 -03 43 11.00 V F51
2021-05-20 12:49:51 C 16 49 33.826 -03 43 02.21 V F51
2021-05-31 08:54:28 C 16 52 06.449 -01 23 44.96 U F51
2021-05-31 09:10:39 C 16 52 06.456 -01 23 36.48 U F51
2021-05-31 09:43:03 C 16 52 06.458 -01 23 19.59 U F51
2021-06-01 05:25:41 C 16 52 15.09 -01 12 42.5 V 807
2021-06-01 06:13:35 C 16 52 15.08 -01 12 17.5 V 807
2021-06-01 06:23:04 C 16 52 16.36 -01 12 46.3 o 291
2021-06-01 06:31:21 C 16 52 16.37 -01 12 41.6 o 291
2021-06-01 06:39:40 C 16 52 16.38 -01 12 37.8 o 291
2021-06-03 13:08:41 C 16 52 40.215 -00 45 02.52 V 568
2021-06-03 13:10:06 C 16 52 40.216 -00 45 01.84 V 568
2021-06-03 13:11:30 C 16 52 40.215 -00 45 01.15 V 568
2021-06-09 09:53:59 C 16 53 55.891 +00 20 19.13 U F51
2021-06-09 10:25:25 C 16 53 55.907 +00 20 32.53 U F51
2021-06-09 10:40:54 C 16 53 55.910 +00 20 39.12 U F51
2021-06-11 05:42:26 C 16 54 24.50 +00 38 16.1 u H21
2021-06-11 05:43:54 C 16 54 24.52 +00 38 16.4 u H21
2021-06-11 06:07:16 C 16 54 24.58 +00 38 26.0 u H21
2021-06-11 06:09:19 C 16 54 24.58 +00 38 26.4 u H21
2021-06-13 08:15:18 C 16 55 04.790 +00 57 43.19 U F51
2021-06-13 08:47:53 C 16 55 04.926 +00 57 55.06 U F51
2021-06-13 09:04:20 C 16 55 04.971 +00 58 01.03 U F51
2021-06-28 07:11:01 C 17 05 35.474 +02 03 43.23 U F51
2021-06-28 07:24:32 C 17 05 35.981 +02 03 42.73 U F51
2021-06-28 07:38:03 C 17 05 36.477 +02 03 42.29 U F51
2021-06-28 07:51:29 C 17 05 36.962 +02 03 41.93 U F51
2021-06-28 11:38:29 C 17 05 45.293 +02 03 32.69 V F51
2021-06-28 11:39:25 C 17 05 45.335 +02 03 32.51 V F51
2021-06-28 22:12:24 C 17 06 20.16 +02 02 41.4 V L01
2021-06-28 22:18:18 C 17 06 20.38 +02 02 39.9 V L01
2021-06-28 22:26:14 C 17 06 20.67 +02 02 39.3 V L01
2021-06-28 22:33:22 C 17 06 21.05 +02 02 39.2 V L01
2021-06-28 22:42:42 C 17 06 21.44 +02 02 38.4 V L01
2021-06-29 05:23:14 C 17 06 41.90 +02 03 20.5 t W85
2021-06-29 05:25:03 C 17 06 41.98 +02 03 20.3 t W85
2021-06-29 05:26:52 C 17 06 42.03 +02 03 20.3 t W85
2021-06-29 05:28:41 C 17 06 42.12 +02 03 20.2 t W85
2021-06-29 07:33:52 C 17 06 51.956 +02 02 23.85 V F51
2021-06-29 07:51:55 C 17 06 52.680 +02 02 22.59 V F51
2021-06-29 08:29:05 C 17 06 54.156 +02 02 19.94 V F51
2021-06-30 07:48:13 C 17 08 11.36 +01 59 59.1 V V06
2021-06-30 07:52:47 C 17 08 11.57 +01 59 58.2 V V06
2021-06-30 07:57:20 C 17 08 11.78 +01 59 58.2 V V06
2021-06-30 08:01:54 C 17 08 11.97 +01 59 57.6 V V06
2021-07-06 08:41:41 C 17 18 45.58 +01 25 00.0 o 691
2021-07-06 08:49:05 C 17 18 46.18 +01 24 57.1 o 691
2021-07-06 08:56:30 C 17 18 46.71 +01 24 54.3 o 691