2021 KE2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4629194383 ± 3.40e-08
Semi-major axis (a)2.1198457509 AU ± 8.71e-09
Inclination (i)40.21182944° ± 1.12e-05
Long. of Asc. Node (Ω)113.15567614° ± 2.65e-06
Arg. of Perihelion (ω)205.65403279° ± 1.13e-05
Mean Anomaly (M)147.94653105° ± 4.09e-06
Mean Motion (n)0.3193418852°/day ± 1.97e-09
Perihelion dist (q)1.13852795 AU ± 7.22e-08
Aphelion dist (Q)3.10116356 AU ± 7.32e-08
Orbital Period3.08642971 yr ± 1.90e-08
Physical Parameters
H (abs. magnitude)19.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.195″
Uncertainty0
Orbit TypeAmor
MOID0.153509 AU
Observations Used129
Oppositions5
Arc Total2016-2024
First Observation Used2016-01-09
Last Observation Used2024-07-22
Observations (146)
Date Type RA Dec Mag Band Observatory
2021-11-11 07:23:34 C 05 16 56.16 -46 50 43.2 V 807
2021-11-11 07:31:33 C 05 16 55.38 -46 50 39.7 V 807
2021-11-11 07:39:31 C 05 16 54.66 -46 50 35.6 V 807
2024-05-09 09:47:23 C 19 00 53.737 +34 47 46.61 V V06
2024-05-09 09:54:18 C 19 00 53.982 +34 47 49.02 V V06
2024-05-09 10:01:10 C 19 00 54.234 +34 47 51.36 V V06
2024-05-09 10:08:02 C 19 00 54.475 +34 47 53.81 V V06
2024-05-16 07:37:26 C 19 06 38.13 +35 37 59.5 V H21
2024-05-16 07:41:27 C 19 06 38.23 +35 38 00.6 V H21
2024-05-18 08:01:55 C 19 08 04.29 +35 49 55.6 V H21
2024-05-18 08:14:56 C 19 08 04.57 +35 49 58.2 V H21
2024-06-17 05:42:26 C 19 13 14.73 +33 44 28.8 V H21
2024-06-17 05:45:17 C 19 13 14.65 +33 44 26.5 V H21
2024-06-17 05:48:08 C 19 13 14.59 +33 44 23.9 V H21
2024-06-17 06:13:21 C 19 13 14.00 +33 44 01.1 V H21
2024-06-28 10:16:14 C 19 04 36.974 +26 46 18.95 V T05
2024-06-28 10:18:51 C 19 04 36.775 +26 46 12.47 V T05
2024-06-28 10:23:24 C 19 04 36.542 +26 46 01.96 V T05
2024-06-28 12:10:45 C 19 04 30.550 +26 41 38.76 V T05
2024-07-03 07:58:45 C 18 58 05.928 +20 46 45.05 V U52
2024-07-03 08:02:12 C 18 58 05.714 +20 46 31.69 V U52
2024-07-03 08:05:40 C 18 58 05.477 +20 46 18.84 V U52
2024-07-04 04:12:21 C 18 56 46.625 +19 28 27.30 V W68
2024-07-04 04:16:54 C 18 56 46.308 +19 28 08.51 V W68
2024-07-04 04:24:44 C 18 56 45.698 +19 27 36.04 V W68
2024-07-04 04:47:51 C 18 56 43.968 +19 26 03.44 V W68
2024-07-04 22:31:32 B 18 55 31.28 +18 11 03.7 V 130
2024-07-04 22:40:38 B 18 55 30.58 +18 10 24.3 V 130
2024-07-04 22:49:35 B 18 55 29.86 +18 09 45.8 V 130
2024-07-05 21:51:13 B 18 53 50.656 +16 26 18.91 Z M49
2024-07-05 21:54:27 B 18 53 50.397 +16 26 03.83 Z M49
2024-07-05 21:57:39 B 18 53 50.131 +16 25 48.80 Z M49
2024-07-06 22:17:31 C 18 51 58.750 +14 25 13.80 X M26
2024-07-06 22:27:24 B 18 51 57.902 +14 24 18.07 V L65
2024-07-06 22:31:01 C 18 51 57.581 +14 24 04.39 X M26
2024-07-06 22:38:15 B 18 51 56.990 +14 23 22.38 V L65
2024-07-06 22:49:05 B 18 51 56.023 +14 22 26.72 V L65
2024-07-07 10:59:19 C 18 50 57.336 +13 18 36.40 V T05
2024-07-07 11:04:25 C 18 50 56.849 +13 18 08.86 V T05
2024-07-07 11:11:52 C 18 50 56.179 +13 17 28.90 V T05
2024-07-07 21:44:32 B 18 50 05.700 +12 19 15.17 Z K74
2024-07-07 21:49:03 B 18 50 05.292 +12 18 50.11 Z K74
2024-07-07 21:53:34 B 18 50 04.891 +12 18 24.88 Z K74
2024-07-08 05:55:34 C 18 49 23.290 +11 33 37.98 V W68
2024-07-08 06:00:09 C 18 49 22.860 +11 33 11.30 V W68
2024-07-08 06:51:02 C 18 49 18.127 +11 28 17.08 V W68
2024-07-08 23:05:17 B 18 47 55.666 +09 50 56.15 Z K74
2024-07-08 23:07:37 B 18 47 55.428 +09 50 41.96 Z K74
2024-07-08 23:09:41 B 18 47 55.248 +09 50 29.33 Z K74
2024-07-08 23:11:45 B 18 47 55.056 +09 50 16.37 Z K74