189973 (2003 XE11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3769709997 ± 5.87e-08
Semi-major axis (a)1.8448155214 AU ± 5.66e-09
Inclination (i)26.95677686° ± 6.17e-06
Long. of Asc. Node (Ω)223.46552519° ± 9.19e-06
Arg. of Perihelion (ω)173.20905963° ± 1.26e-05
Mean Anomaly (M)267.89024990° ± 1.67e-05
Mean Motion (n)0.3933533564°/day ± 1.81e-09
Perihelion dist (q)1.14937357 AU ± 1.08e-07
Aphelion dist (Q)2.54025747 AU ± 1.09e-07
Orbital Period2.50570198 yr ± 1.15e-08
Physical Parameters
H (abs. magnitude)17.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.280″
Uncertainty0
Orbit TypeAmor
MOID0.158234 AU
Observations Used258
Oppositions13
Arc Total2003-2025
First Observation Used2003-12-13
Last Observation Used2025-05-30
Observations (289)
Date Type RA Dec Mag Band Observatory
2020-04-24 09:14:00 C 14 43 46.57 -18 37 37.8 V G96
2020-04-26 10:21:01 C 14 41 18.307 -18 08 26.88 U F51
2020-04-26 10:21:57 C 14 41 18.259 -18 08 26.38 U F51
2020-04-26 10:36:47 C 14 41 17.466 -18 08 17.23 U F51
2020-04-26 10:37:43 C 14 41 17.420 -18 08 16.97 U F51
2020-04-26 10:52:32 C 14 41 16.649 -18 08 08.05 U F51
2020-04-26 10:53:28 C 14 41 16.615 -18 08 07.39 U F51
2020-04-26 11:08:17 C 14 41 15.837 -18 07 58.54 U F51
2020-04-26 11:09:12 C 14 41 15.771 -18 07 57.88 U F51
2020-04-28 10:18:08 C 14 38 52.132 -17 39 28.96 U F51
2020-04-28 10:33:55 C 14 38 51.303 -17 39 19.28 U F51
2020-04-28 10:49:44 C 14 38 50.469 -17 39 09.83 U F51
2020-04-28 11:05:34 C 14 38 49.639 -17 39 00.05 U F51
2020-04-29 10:31:22 C 14 37 38.047 -17 24 41.96 U F51
2020-04-29 10:46:12 C 14 37 37.275 -17 24 32.71 U F51
2020-04-29 11:01:04 C 14 37 36.477 -17 24 23.71 U F51
2020-05-01 11:22:37 C 14 35 08.546 -16 54 37.76 U F51
2020-05-01 11:26:44 C 14 35 08.323 -16 54 35.24 U F51
2020-05-01 11:30:49 C 14 35 08.110 -16 54 32.52 U F51
2020-05-01 11:34:54 C 14 35 07.899 -16 54 30.28 U F51
2020-05-13 06:26:00 C 14 21 13.92 -13 58 49.9 V G96
2020-05-13 06:33:36 C 14 21 13.56 -13 58 45.0 V G96
2020-05-13 06:40:59 C 14 21 13.19 -13 58 40.2 V G96
2020-05-13 08:26:45 C 14 21 08.428 -13 57 34.70 U F51
2020-05-13 08:28:36 C 14 21 08.333 -13 57 33.63 U F51
2020-05-13 08:44:31 C 14 21 07.586 -13 57 23.97 U F51
2020-05-13 08:46:22 C 14 21 07.485 -13 57 22.91 U F51
2020-05-13 09:02:19 C 14 21 06.739 -13 57 13.07 U F51
2020-05-13 09:04:20 C 14 21 06.629 -13 57 11.88 U F51
2020-05-13 09:20:16 C 14 21 05.862 -13 57 02.14 U F51
2020-05-13 09:22:06 C 14 21 05.787 -13 57 01.01 U F51
2020-05-20 08:34:57 C 14 13 50.291 -12 17 29.19 U F52
2020-05-20 08:53:48 C 14 13 49.489 -12 17 18.55 U F52
2020-05-20 09:12:39 C 14 13 48.692 -12 17 07.65 U F52
2020-05-20 09:31:28 C 14 13 47.905 -12 16 56.88 U F52
2020-05-25 05:56:23 C 14 09 23.34 -11 12 06.7 V G96
2020-05-25 06:04:30 C 14 09 23.06 -11 12 02.6 V G96
2020-05-25 06:12:36 C 14 09 22.78 -11 11 58.4 V G96
2020-06-17 07:52:42 C 13 57 23.990 -07 17 20.89 U F51
2020-06-17 08:10:22 C 13 57 23.837 -07 17 15.47 U F51
2020-06-22 06:35:09 C 13 56 50.373 -06 44 30.54 U F52
2020-06-22 07:11:28 C 13 56 50.276 -06 44 21.31 U F52
2020-06-22 07:29:34 C 13 56 50.207 -06 44 16.64 U F52
2021-09-15 12:00:44 C 08 23 15.11 +03 35 30.1 U I41
2021-09-15 12:07:43 C 08 23 15.93 +03 35 22.8 U I41
2021-09-15 12:14:42 C 08 23 16.70 +03 35 16.3 U I41
2021-09-16 12:14:35 C 08 25 58.71 +03 12 36.1 U I41
2022-05-05 04:43:10 C 10 27 48.748 -15 25 47.57 V G96
2022-05-05 05:00:53 C 10 27 49.093 -15 25 36.66 V G96
2022-05-05 05:08:21 C 10 27 49.237 -15 25 32.23 V G96