2021 KN1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6041855663 ± 1.14e-04
Semi-major axis (a)2.2588586275 AU ± 6.10e-04
Inclination (i)6.56611392° ± 8.31e-04
Long. of Asc. Node (Ω)79.70467299° ± 3.65e-04
Arg. of Perihelion (ω)219.85173794° ± 4.99e-04
Mean Anomaly (M)104.43950382° ± 1.89e-01
Mean Motion (n)0.2903211661°/day ± 1.18e-04
Perihelion dist (q)0.89408885 AU ± 3.53e-04
Aphelion dist (Q)3.62362841 AU ± 1.01e-03
Orbital Period3.39495152 yr ± 1.38e-03
Physical Parameters
H (abs. magnitude)24.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.245″
Uncertainty3
Orbit TypeApollo
MOID0.013423 AU
Observations Used88
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-08
Last Observation Used2021-06-02
Observations (92)
Date Type RA Dec Mag Band Observatory
2021-05-30 06:39:37 C 16 13 52.90 +24 36 41.7 U I41
2021-05-30 06:54:22 C 16 13 59.26 +24 40 04.9 V I52
2021-05-30 06:54:33 C 16 13 59.38 +24 40 07.7 V I52
2021-05-30 06:54:44 C 16 13 59.47 +24 40 10.0 V I52
2021-05-30 06:54:56 C 16 13 59.58 +24 40 12.6 V I52
2021-05-30 08:16:24 C 16 14 45.06 +24 58 32.7 V 703
2021-05-30 08:24:02 C 16 14 49.42 +25 00 16.8 V 703
2021-05-30 08:31:40 C 16 14 53.78 +25 02 00.4 V 703
2021-05-30 08:39:18 C 16 14 58.23 +25 03 44.5 V 703
2021-05-30 21:05:09 C 16 24 26.87 +28 12 59.7 V A17
2021-05-30 21:14:30 C 16 24 34.39 +28 15 41.8 V A17
2021-05-30 21:23:47 C 16 24 41.83 +28 18 21.8 V A17
2021-05-30 23:07:30 C 16 26 08.88 +28 48 26.4 V Z80
2021-05-30 23:15:50 C 16 26 15.85 +28 50 54.7 V Z80
2021-05-30 23:22:47 C 16 26 19.01 +28 53 07.5 V K87
2021-05-30 23:24:10 C 16 26 22.88 +28 53 22.7 V Z80
2021-05-30 23:34:58 C 16 26 29.23 +28 56 44.1 V K87
2021-05-30 23:47:07 C 16 26 39.52 +29 00 20.8 V K87
2021-05-31 04:06:42 C 16 31 06.85 +30 20 53.2 V V01
2021-05-31 04:51:48 C 16 31 50.71 +30 35 46.8 V V01
2021-05-31 05:40:07 C 16 32 38.20 +30 51 54.7 V V01
2021-05-31 06:25:14 C 16 33 23.10 +31 07 06.0 V V01
2021-05-31 07:37:24 C 16 34 38.50 +31 32 20.9 U I41
2021-05-31 07:37:55 C 16 34 39.00 +31 32 30.9 U I41
2021-05-31 07:38:46 C 16 34 39.81 +31 32 50.0 U I41
2021-05-31 07:39:15 C 16 34 40.32 +31 32 59.8 U I41
2021-05-31 09:49:58 C 16 36 56.75 +32 18 20.5 V G96
2021-05-31 09:57:25 C 16 37 05.06 +32 20 58.3 V G96
2021-05-31 10:04:54 C 16 37 13.42 +32 23 36.0 V G96
2021-05-31 10:12:21 C 16 37 21.76 +32 26 13.1 V G96
2021-05-31 21:54:28 C 16 54 35.56 +37 06 18.9 V 160
2021-05-31 21:55:52 C 16 54 37.82 +37 06 56.7 V 160
2021-05-31 21:57:16 C 16 54 40.10 +37 07 34.8 V 160
2021-05-31 23:16:07 C 16 56 54.40 +37 42 12.1 V Z80
2021-05-31 23:22:48 C 16 57 05.81 +37 45 14.7 V Z80
2021-05-31 23:29:27 C 16 57 17.23 +37 48 18.0 V Z80
2021-06-01 00:20:22 C 16 58 41.13 +38 12 31.6 V 160
2021-06-01 00:21:40 C 16 58 43.41 +38 13 07.5 V 160
2021-06-01 00:22:06 C 16 58 44.17 +38 13 19.6 V 160
2021-06-02 00:12:32 C 18 10 23.73 +51 10 58.2 V Z80
2021-06-02 00:19:12 C 18 10 54.09 +51 14 57.5 V Z80
2021-06-02 00:25:52 C 18 11 24.62 +51 18 57.3 V Z80