2021 XK5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1220701969 ± 5.08e-08
Semi-major axis (a)1.2325592668 AU ± 3.98e-09
Inclination (i)16.99630968° ± 8.77e-06
Long. of Asc. Node (Ω)98.52905717° ± 6.44e-06
Arg. of Perihelion (ω)326.10699999° ± 2.32e-05
Mean Anomaly (M)326.28147305° ± 1.47e-05
Mean Motion (n)0.7202786789°/day ± 3.49e-09
Perihelion dist (q)1.08210051 AU ± 6.27e-08
Aphelion dist (Q)1.38301802 AU ± 6.27e-08
Orbital Period1.36839575 yr ± 6.63e-09
Physical Parameters
H (abs. magnitude)21.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.281″
Uncertainty0
Orbit TypeAmor
MOID0.115899 AU
Observations Used110
Oppositions6
Arc Total2003-2025
First Observation Used2003-04-29
Last Observation Used2025-06-07
Observations (110)
Date Type RA Dec Mag Band Observatory
2021-12-11 01:40:02 C 04 08 18.24 -30 34 45.3 u 807
2021-12-12 06:31:10 C 04 06 09.85 -28 42 29.4 V I52
2021-12-12 06:33:59 C 04 06 09.59 -28 42 17.2 V I52
2021-12-12 06:37:15 C 04 06 09.36 -28 42 04.1 V I52
2021-12-15 04:42:29 C 04 01 17.60 -23 42 19.9 u 807
2021-12-15 04:46:55 C 04 01 17.26 -23 42 00.2 u 807
2021-12-15 04:51:42 C 04 01 16.89 -23 41 38.0 u 807
2021-12-25 11:11:11 C 03 48 15.67 -02 42 26.7 V 474
2021-12-25 11:12:55 C 03 48 15.60 -02 42 17.1 V 474
2021-12-25 11:14:38 C 03 48 15.52 -02 42 07.7 V 474
2021-12-25 11:16:22 C 03 48 15.42 -02 41 58.0 V 474
2021-12-28 03:13:00 C 03 46 06.70 +03 05 20.8 u 807
2021-12-28 03:15:14 C 03 46 06.62 +03 05 32.5 u 807
2021-12-28 03:17:30 C 03 46 06.52 +03 05 44.9 u 807
2021-12-30 20:45:37 C 03 44 32.62 +08 51 53.6 V 130
2021-12-30 20:54:35 C 03 44 32.34 +08 52 40.1 V 130
2021-12-31 02:34:35 C 03 44 25.64 +09 23 13.9 u 807
2021-12-31 02:39:03 C 03 44 25.49 +09 23 37.4 u 807
2021-12-31 02:43:33 C 03 44 25.35 +09 24 00.5 u 807
2021-12-31 18:41:09 C 03 44 10.90 +10 44 49.3 X K87
2021-12-31 18:51:20 C 03 44 10.66 +10 45 41.5 X K87
2021-12-31 19:01:31 C 03 44 10.41 +10 46 33.7 X K87
2022-01-01 04:12:31 C 03 43 59.24 +11 34 25.9 u 807
2022-01-01 04:17:41 C 03 43 59.07 +11 34 51.9 u 807
2022-01-01 04:22:36 C 03 43 58.94 +11 35 16.9 u 807
2022-01-04 00:20:37 C 03 43 26.64 +17 06 47.5 X W34
2022-01-04 00:32:22 C 03 43 26.41 +17 07 43.4 X W34
2022-01-04 00:44:41 C 03 43 26.26 +17 08 41.7 X W34
2022-01-04 06:19:47 C 03 43 22.34 +17 34 54.9 V I52
2022-01-04 06:21:41 C 03 43 22.32 +17 35 03.4 V I52
2022-01-04 06:24:50 C 03 43 22.27 +17 35 18.3 V I52
2022-01-04 06:27:57 C 03 43 22.21 +17 35 32.8 V I52
2022-01-05 04:46:36 C 03 43 23.36 +19 18 20.6 V U68
2022-01-05 04:51:25 C 03 43 23.29 +19 18 42.8 V U68
2022-01-05 05:19:14 C 03 43 22.94 +19 20 48.9 V U68
2022-01-05 05:24:03 C 03 43 22.93 +19 21 10.6 V U68
2022-01-07 19:46:26 C 03 43 48.45 +23 52 17.2 V 204
2022-01-07 20:00:29 C 03 43 48.43 +23 53 15.7 V 204
2022-01-07 20:14:10 C 03 43 48.44 +23 54 12.4 V 204
2022-01-08 18:12:05 C 03 44 07.78 +25 23 54.4 V G15
2022-01-08 18:34:26 C 03 44 07.89 +25 25 25.4 V G15
2022-01-08 18:57:28 C 03 44 08.02 +25 26 57.0 V G15
2022-01-10 01:22:46 C 03 44 41.25 +27 26 09.1 u H21
2022-01-10 01:30:58 C 03 44 41.30 +27 26 40.6 u H21
2022-01-11 00:19:12 C 03 45 13.12 +28 52 08.3 u H21
2022-01-11 00:23:06 C 03 45 13.12 +28 52 23.4 u H21
2022-01-11 00:27:07 C 03 45 13.15 +28 52 38.4 u H21
2022-01-11 00:30:04 C 03 45 13.18 +28 52 49.2 u H21
2022-01-21 05:17:40 C 03 56 01.38 +41 05 18.1 V G96
2022-01-21 05:32:45 C 03 56 02.16 +41 05 53.7 V G96