IAA RAS IAA Minor Planet Database

2021 KC

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0790734592 ± 1.63e-06
Semi-major axis (a)0.9663735165 AU ± 4.52e-06
Inclination (i)15.19069248° ± 2.24e-03
Long. of Asc. Node (Ω)61.30367861° ± 1.20e-04
Arg. of Perihelion (ω)35.71542184° ± 4.14e-03
Mean Anomaly (M)42.71883389° ± 1.68e-02
Mean Motion (n)1.0375158660°/day ± 7.28e-06
Perihelion dist (q)0.88995902 AU ± 4.45e-06
Aphelion dist (Q)1.04278801 AU ± 5.13e-06
Orbital Period0.94998671 yr ± 6.67e-06
Physical Parameters
H (abs. magnitude)23.46
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.308″
Uncertainty2
Orbit TypeAten
MOID0.012927 AU
Observations Used121
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-16
Last Observation Used2021-06-10
Observations (123)
Date Type RA Dec Mag Band Observatory
2021-05-16 09:53:56 C 15 38 30.05 +55 31 59.7 – V T08
2021-05-16 09:56:35 C 15 38 26.85 +55 31 37.1 – V T08
2021-05-16 10:02:05 C 15 38 20.20 +55 30 50.9 – V T08
2021-05-16 10:13:35 C 15 38 06.26 +55 29 12.4 – V T08
2021-05-16 12:53:25 C 15 34 54.06 +55 05 07.2 – V T08
2021-05-16 12:54:04 C 15 34 53.34 +55 05 00.9 – V T08
2021-05-16 12:54:29 C 15 34 53.20 +55 04 54.5 – V T05
2021-05-16 12:54:44 C 15 34 52.51 +55 04 54.8 – V T08
2021-05-16 12:55:09 C 15 34 52.51 +55 04 48.0 – V T05
2021-05-16 12:55:24 C 15 34 51.74 +55 04 48.6 – V T08
2021-05-16 12:55:48 C 15 34 51.77 +55 04 42.7 – V T05
2021-05-16 12:56:03 C 15 34 50.96 +55 04 41.8 – V T08
2021-05-16 12:56:28 C 15 34 50.95 +55 04 35.4 – V T05
2021-05-16 12:57:07 C 15 34 50.06 +55 04 28.9 – V T05
2021-05-16 17:51:36 C 15 29 54.86 +54 19 02.4 – V N51
2021-05-16 17:55:07 C 15 29 50.58 +54 18 29.8 – V N51
2021-05-16 17:58:31 C 15 29 46.46 +54 17 58.0 – V N51
2021-05-16 19:46:13 C 15 27 59.12 +53 58 49.5 – o K88
2021-05-16 19:48:42 C 15 27 56.26 +53 58 26.5 – o K88
2021-05-16 19:51:09 C 15 27 53.44 +53 58 03.5 – o K88
2021-05-16 20:10:18 C 15 27 32.54 +53 54 36.9 – V 033
2021-05-16 20:10:42 C 15 27 32.06 +53 54 33.0 – V 033
2021-05-16 20:11:07 C 15 27 31.57 +53 54 29.1 – V 033
2021-05-16 20:11:31 C 15 27 31.10 +53 54 25.3 – V 033
2021-05-16 22:04:13 C 15 25 24.25 +53 36 37.2 – V I93
2021-05-16 22:13:01 C 15 25 13.77 +53 35 10.9 – V I93
2021-05-16 22:22:34 C 15 25 02.44 +53 33 37.1 – V I93
2021-05-17 04:00:03 C 15 19 01.05 +52 34 44.2 – q 858
2021-05-17 04:04:43 C 15 18 55.48 +52 33 55.7 – q 858
2021-05-17 04:09:24 C 15 18 49.91 +52 33 07.3 – q 858
2021-05-17 05:07:36 C 15 17 40.45 +52 22 58.2 – V H01
2021-05-17 05:17:37 C 15 17 28.30 +52 21 10.9 – V H01
2021-05-17 05:30:13 C 15 17 13.01 +52 18 55.1 – V H01
2021-05-17 05:40:13 C 15 17 00.82 +52 17 06.7 – V H01
2021-05-17 08:07:29 C 15 14 03.65 +51 48 50.6 17.8 r 718
2021-05-17 08:08:27 C 15 14 02.65 +51 48 39.7 17.4 r 718
2021-05-17 08:09:16 C 15 14 01.65 +51 48 28.2 18.2 r 718
2021-05-17 08:12:30 C 15 13 57.68 +51 47 51.4 17.8 r 718
2021-05-17 08:13:18 C 15 13 56.74 +51 47 41.4 17.7 r 718
2021-05-17 08:14:07 C 15 13 55.66 +51 47 32.9 17.7 r 718
2021-05-17 08:14:56 C 15 13 54.68 +51 47 22.4 17.3 r 718
2021-05-18 05:51:54 C 14 50 06.45 +47 02 20.6 – V I52
2021-05-18 05:52:15 C 14 50 06.00 +47 02 15.1 – V I52
2021-05-18 05:52:36 C 14 50 05.58 +47 02 10.0 – V I52
2021-05-18 05:52:58 C 14 50 05.13 +47 02 04.7 – V I52
2021-05-18 05:53:19 C 14 50 04.69 +47 01 59.3 – V I52
2021-05-18 22:34:00 C 14 31 30.49 +42 23 08.0 – V 204
2021-05-18 22:39:53 C 14 31 23.43 +42 21 19.8 – V 204
2021-05-18 22:45:46 C 14 31 16.37 +42 19 31.4 – V 204
2021-05-19 07:42:15 C 14 21 24.10 +39 28 52.7 – U I41