IAA RAS IAA Minor Planet Database

2021 KU2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1977602793 ± 3.92e-07
Semi-major axis (a)1.1491907654 AU ± 3.54e-07
Inclination (i)21.27150048° ± 3.92e-05
Long. of Asc. Node (Ω)84.72135556° ± 1.62e-05
Arg. of Perihelion (ω)247.96477266° ± 3.80e-05
Mean Anomaly (M)159.29782211° ± 5.71e-04
Mean Motion (n)0.8000628133°/day ± 3.69e-07
Perihelion dist (q)0.92192648 AU ± 5.32e-07
Aphelion dist (Q)1.37645505 AU ± 6.18e-07
Orbital Period1.23193613 yr ± 5.69e-07
Physical Parameters
H (abs. magnitude)22.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.300″
Uncertainty0
Orbit TypeApollo
MOID0.009874 AU
Observations Used47
Oppositions1
Arc Total2021-2022
First Observation Used2021-05-30
Last Observation Used2022-01-08
Observations (50)
Date Type RA Dec Mag Band Observatory
2021-05-30 06:08:34 C 14 06 11.57 +39 02 20.6 – V G96
2021-05-30 06:15:59 C 14 06 10.03 +39 02 04.9 – V G96
2021-05-30 06:23:25 C 14 06 08.44 +39 01 49.2 – V G96
2021-05-30 09:42:03 C 14 05 28.00 +38 54 41.2 – V G96
2021-05-30 09:44:08 C 14 05 27.65 +38 54 37.0 – V G96
2021-05-30 09:46:13 C 14 05 27.19 +38 54 32.1 – V G96
2021-05-31 08:22:31 C 14 01 02.82 +38 05 44.0 – V G96
2021-05-31 08:24:36 C 14 01 02.41 +38 05 39.3 – V G96
2021-05-31 08:26:41 C 14 01 02.06 +38 05 34.3 – V G96
2021-05-31 08:28:46 C 14 01 01.53 +38 05 29.5 – V G96
2021-06-01 03:43:09 C 13 57 19.55 +37 21 42.2 – V V06
2021-06-01 03:48:36 C 13 57 18.41 +37 21 29.8 – V V06
2021-06-01 03:54:03 C 13 57 17.26 +37 21 16.8 – V V06
2021-06-01 03:59:30 C 13 57 16.16 +37 21 04.1 – V V06
2021-06-02 08:07:14 C 13 51 45.04 +36 12 49.3 – V I52
2021-06-02 08:13:18 C 13 51 43.67 +36 12 32.3 – V I52
2021-06-02 08:25:25 C 13 51 41.31 +36 12 00.7 – V I52
2021-06-05 03:42:16 C 13 38 45.53 +33 09 59.9 – V I52
2021-06-05 03:50:14 C 13 38 43.89 +33 09 37.4 – V I52
2021-06-05 03:58:12 C 13 38 42.21 +33 09 13.6 – V I52
2021-06-10 03:55:33 C 13 16 11.68 +26 36 13.8 – V I52
2021-06-10 04:16:45 C 13 16 07.55 +26 34 57.1 – V I52
2021-06-10 04:22:48 C 13 16 06.36 +26 34 34.8 – V I52
2021-06-12 07:10:19 C 13 06 51.85 +23 22 12.8 – V I52
2021-06-12 07:13:57 C 13 06 51.22 +23 21 58.8 – V I52
2021-06-12 07:17:35 C 13 06 50.49 +23 21 44.2 – V I52
2021-06-13 04:31:04 C 13 03 04.68 +21 57 16.1 – o 291
2021-06-13 04:35:24 C 13 03 03.87 +21 56 58.5 – o 291
2021-06-13 04:39:43 C 13 03 03.06 +21 56 41.2 – o 291
2021-06-13 21:45:27 C 13 00 01.17 +20 46 33.5 – V 204
2021-06-13 22:26:24 C 12 59 53.58 +20 43 42.7 – V 204
2021-06-14 04:50:40 C 12 58 46.47 +20 17 21.7 – o 691
2021-06-14 05:15:18 C 12 58 41.86 +20 15 37.7 – o 691
2021-06-14 05:39:57 C 12 58 37.28 +20 13 54.4 – o 691
2021-06-16 04:44:12 C 12 50 26.59 +16 52 08.9 – V I52
2021-06-16 04:48:38 C 12 50 25.79 +16 51 49.8 – V I52
2021-06-16 04:53:03 C 12 50 25.09 +16 51 30.3 – V I52
2021-06-16 04:57:28 C 12 50 24.18 +16 51 10.5 – V I52
2021-06-21 00:34:46 C 12 30 58.37 +07 59 15.7 – V 807
2021-06-21 00:43:13 C 12 30 56.87 +07 58 34.8 – V 807
2021-06-21 01:00:08 C 12 30 53.90 +07 57 14.2 – V 807
2021-12-05 07:25:23 C 06 45 05.14 +07 05 10.1 – V I52
2021-12-05 07:26:15 C 06 45 05.01 +07 05 14.0 – V I52
2021-12-05 07:27:07 C 06 45 04.91 +07 05 16.8 – V I52
2021-12-12 07:53:27 C 06 18 06.60 +18 35 27.6 – V I52
2021-12-12 07:57:01 C 06 18 05.92 +18 35 41.7 – V I52
2021-12-12 08:00:36 C 06 18 05.34 +18 35 56.3 – V I52
2021-12-12 08:08:12 C 06 18 03.88 +18 36 25.8 – V I52
2022-01-08 08:53:51 C 04 41 00.60 +45 19 15.9 – V V06
2022-01-08 08:58:26 C 04 41 00.20 +45 19 20.3 – V V06