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
2021-05-08 12:08:12 C 15 25 43.617 +02 44 13.59 V F51
2021-05-08 12:25:04 C 15 25 43.658 +02 44 24.38 V F51
2021-05-08 12:41:55 C 15 25 43.705 +02 44 35.22 V F51
2021-05-08 12:58:48 C 15 25 43.778 +02 44 46.41 V F51
2021-05-14 11:07:50 C 15 28 04.561 +04 31 56.77 V F51
2021-05-14 11:58:07 C 15 28 04.845 +04 32 41.29 V F51
2021-05-19 11:12:20 C 15 31 31.142 +06 42 09.21 V F51
2021-05-19 11:30:47 C 15 31 31.497 +06 42 33.86 V F51
2021-05-19 11:49:14 C 15 31 31.874 +06 42 58.66 V F51
2021-05-19 12:07:45 C 15 31 32.270 +06 43 23.26 V F51
2021-05-20 05:59:32 C 15 32 21.39 +07 08 25.5 V G96
2021-05-20 06:14:17 C 15 32 21.77 +07 08 47.4 V G96
2021-05-20 06:21:39 C 15 32 21.95 +07 08 58.2 V G96
2021-05-20 08:29:47 C 15 32 24.98 +07 12 06.2 V H01
2021-05-20 08:34:49 C 15 32 25.11 +07 12 13.6 V H01
2021-05-20 08:54:11 C 15 32 25.88 +07 12 44.2 V I52
2021-05-20 08:56:56 C 15 32 25.74 +07 12 46.4 V H01
2021-05-20 08:59:42 C 15 32 26.01 +07 12 52.6 V I52
2021-05-20 09:02:07 C 15 32 25.89 +07 12 54.0 V H01
2021-05-20 09:05:14 C 15 32 26.19 +07 13 01.1 V I52
2021-05-20 20:24:56 C 15 33 03.21 +07 30 11.3 V L01
2021-05-20 20:27:44 C 15 33 03.31 +07 30 15.9 V L01
2021-05-20 20:31:39 C 15 33 03.43 +07 30 22.4 V L01
2021-05-20 20:35:01 C 15 33 03.54 +07 30 28.0 V L01
2021-05-20 20:38:23 C 15 33 03.68 +07 30 33.4 V L01
2021-05-28 21:59:48 C 15 58 48.23 +18 54 00.2 V 595
2021-05-28 22:37:07 C 15 58 59.43 +18 59 07.1 V 595
2021-05-28 22:49:34 C 15 59 03.17 +19 00 50.0 V 595
2021-05-29 03:44:53 C 16 00 59.91 +19 43 22.7 V I52
2021-05-29 03:45:09 C 16 01 00.01 +19 43 25.2 V I52
2021-05-29 03:45:26 C 16 01 00.11 +19 43 27.5 V I52
2021-05-29 03:45:42 C 16 01 00.19 +19 43 29.7 V I52
2021-05-29 03:46:42 C 16 00 59.75 +19 43 11.6 V V01
2021-05-29 04:31:02 C 16 01 14.88 +19 49 53.7 V V01
2021-05-29 05:20:18 C 16 01 31.68 +19 57 23.5 V V01
2021-05-29 09:09:57 C 16 03 01.46 +20 34 20.4 V T05
2021-05-29 09:12:24 C 16 03 02.29 +20 34 44.0 V T05
2021-05-29 09:16:22 C 16 03 03.64 +20 35 20.5 V T05
2021-05-29 09:58:58 C 16 03 18.61 +20 42 13.6 V T05
2021-05-29 22:18:14 C 16 09 06.15 +22 51 17.2 V K87
2021-05-29 22:29:40 C 16 09 11.57 +22 53 31.2 V K87
2021-05-29 22:41:05 C 16 09 17.00 +22 55 45.1 V K87
2021-05-29 22:52:31 C 16 09 22.44 +22 57 59.7 V K87
2021-05-29 22:59:44 C 16 09 27.94 +22 59 16.9 V Z80
2021-05-29 23:09:44 C 16 09 32.78 +23 01 15.2 V Z80
2021-05-29 23:19:44 C 16 09 37.61 +23 03 13.8 V Z80
2021-05-29 23:29:39 C 16 09 42.45 +23 05 11.7 V Z80
2021-05-30 05:45:27 C 16 13 23.30 +24 24 38.3 U I41
2021-05-30 05:48:26 C 16 13 24.96 +24 25 17.9 U I41
2021-05-30 06:36:36 C 16 13 51.29 +24 36 01.7 U I41