2021 XE3

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4618096860 ± 1.27e-04
Semi-major axis (a)1.7991346617 AU ± 4.17e-04
Inclination (i)2.19976309° ± 3.23e-04
Long. of Asc. Node (Ω)88.85656004° ± 1.06e-03
Arg. of Perihelion (ω)9.80151728° ± 8.07e-04
Mean Anomaly (M)221.92687855° ± 2.02e-01
Mean Motion (n)0.4084291873°/day ± 1.42e-04
Perihelion dist (q)0.96827685 AU ± 3.20e-04
Aphelion dist (Q)2.62999247 AU ± 6.50e-04
Orbital Period2.41321217 yr ± 8.38e-04
Physical Parameters
H (abs. magnitude)27.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.273″
Uncertainty3
Orbit TypeApollo
MOID0.005638 AU
Observations Used28
Oppositions1
Arc Total2021-2021
First Observation Used2021-12-04
Last Observation Used2021-12-09
Observations (28)
Date Type RA Dec Mag Band Observatory
2021-12-04 05:47:33 C 01 47 54.89 -09 49 16.9 V G96
2021-12-04 05:58:05 C 01 47 54.76 -09 49 43.9 V G96
2021-12-04 06:05:36 C 01 47 54.70 -09 50 01.9 V G96
2021-12-06 03:41:02 C 01 51 17.41 -12 17 39.7 V G96
2021-12-06 03:49:12 C 01 51 17.54 -12 18 13.5 V G96
2021-12-06 03:57:22 C 01 51 17.68 -12 18 46.5 V G96
2021-12-06 04:05:33 C 01 51 17.74 -12 19 19.7 V G96
2021-12-06 04:26:32 C 01 51 16.87 -12 20 52.4 V H01
2021-12-06 04:35:10 C 01 51 16.98 -12 21 27.5 V H01
2021-12-06 04:45:54 C 01 51 17.16 -12 22 11.4 V H01
2021-12-06 04:56:27 C 01 51 17.32 -12 22 54.1 V H01
2021-12-06 06:03:11 C 01 51 19.62 -12 27 20.7 V I52
2021-12-06 06:07:37 C 01 51 19.71 -12 27 39.1 V I52
2021-12-06 06:12:02 C 01 51 19.80 -12 27 56.8 V I52
2021-12-06 06:16:27 C 01 51 19.90 -12 28 14.9 V I52
2021-12-06 20:43:42 C 01 53 01.57 -13 35 35.0 V K51
2021-12-06 20:47:25 C 01 53 01.76 -13 35 53.4 V K51
2021-12-06 20:51:15 C 01 53 01.92 -13 36 12.6 V K51
2021-12-07 10:26:38 C 01 54 51.19 -14 42 00.1 V 474
2021-12-07 10:30:05 C 01 54 51.41 -14 42 20.8 V 474
2021-12-07 10:33:32 C 01 54 51.65 -14 42 41.0 V 474
2021-12-09 03:26:03 C 02 03 54.02 -20 28 50.4 u 807
2021-12-09 03:34:52 C 02 03 55.74 -20 30 31.9 u 807
2021-12-09 03:43:51 C 02 03 57.52 -20 32 15.6 u 807
2021-12-09 04:00:03 C 02 04 24.02 -20 45 03.3 V I52
2021-12-09 04:03:56 C 02 04 24.70 -20 45 50.6 V I52
2021-12-09 04:04:34 C 02 04 24.88 -20 45 57.5 V I52
2021-12-09 04:05:11 C 02 04 24.96 -20 46 04.9 V I52