143527 (2003 EN16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3521249895 ± 2.21e-08
Semi-major axis (a)1.6613801637 AU ± 1.44e-09
Inclination (i)17.30716188° ± 4.30e-06
Long. of Asc. Node (Ω)181.69261919° ± 7.50e-06
Arg. of Perihelion (ω)242.23140861° ± 9.22e-06
Mean Anomaly (M)293.29880428° ± 4.22e-06
Mean Motion (n)0.4602658413°/day ± 5.96e-10
Perihelion dist (q)1.07636669 AU ± 3.67e-08
Aphelion dist (Q)2.24639364 AU ± 3.67e-08
Orbital Period2.14142827 yr ± 2.78e-09
Physical Parameters
H (abs. magnitude)18.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.365″
Uncertainty0
Orbit TypeAmor
MOID0.190012 AU
Observations Used462
Oppositions12
Arc Total2003-2025
First Observation Used2003-03-08
Last Observation Used2025-07-26
Observations (484)
Date Type RA Dec Mag Band Observatory
2003-03-08 09:27:36 C 13 00 30.53 -07 32 12.3 c 691
2003-03-08 10:06:01 C 13 00 28.81 -07 31 35.9 c 691
2003-03-08 10:44:14 C 13 00 27.09 -07 30 59.8 c 691
2003-03-08 22:54:54 C 12 59 56.27 -07 19 23.8 c 246
2003-03-08 22:56:10 C 12 59 56.26 -07 19 21.3 c 246
2003-03-09 01:16:08 C 12 59 49.96 -07 17 04.6 c 176
2003-03-09 01:25:52 C 12 59 49.54 -07 16 56.3 c 176
2003-03-09 01:34:39 C 12 59 49.16 -07 16 48.8 c 176
2003-03-09 01:42:24 C 12 59 48.82 -07 16 42.1 c 176
2003-03-09 06:12:36 C 12 59 37.55 -07 12 20.1 c 651
2003-03-09 06:22:51 C 12 59 37.07 -07 12 11.4 c 651
2003-03-09 06:26:34 C 12 59 36.92 -07 12 06.6 c 651
2003-03-09 09:26:22 C 12 59 28.66 -07 09 14.8 c 926
2003-03-09 09:31:40 C 12 59 28.41 -07 09 10.8 c 926
2003-03-09 09:38:50 C 12 59 28.01 -07 09 01.4 c 926
2003-03-09 09:42:48 C 12 59 27.90 -07 08 58.3 d 291
2003-03-09 09:49:34 C 12 59 27.56 -07 08 52.0 d 291
2003-03-09 09:55:50 C 12 59 27.27 -07 08 45.9 d 291
2003-03-09 09:55:51 C 12 59 27.24 -07 08 43.6 c 711
2003-03-09 10:04:32 C 12 59 26.74 -07 08 36.1 c 711
2003-03-09 10:08:53 C 12 59 26.60 -07 08 33.5 c 448
2003-03-09 10:13:12 C 12 59 26.44 -07 08 27.9 c 711
2003-03-09 10:22:34 C 12 59 26.00 -07 08 21.4 c 448
2003-03-09 10:34:33 C 12 59 25.42 -07 08 09.1 c 448
2003-03-09 11:53:11 C 12 59 22.62 -07 06 38.8 c 474
2003-03-09 11:58:45 C 12 59 22.33 -07 06 34.7 c 474
2003-03-09 12:03:41 C 12 59 22.09 -07 06 30.2 c 474
2003-03-10 08:10:45 C 12 58 28.41 -06 47 13.1 d 291
2003-03-10 08:17:45 C 12 58 28.05 -06 47 06.2 d 291
2003-03-10 08:24:50 C 12 58 27.74 -06 46 59.2 d 291
2003-03-10 13:09:09 C 12 58 14.98 -06 42 09.0 c 474
2003-03-10 13:12:39 C 12 58 14.85 -06 42 05.4 c 474
2003-03-12 14:18:35 C 12 55 58.37 -05 53 46.1 c 413
2003-03-12 14:31:37 C 12 55 57.68 -05 53 33.2 c 413
2003-03-13 09:10:03 C 12 55 03.94 -05 35 09.9 d 291
2003-03-13 09:16:19 C 12 55 03.63 -05 35 03.7 d 291
2003-03-13 09:22:58 C 12 55 03.28 -05 34 57.0 d 291
2003-03-13 12:52:19 C 12 54 53.65 -05 31 15.8 c 413
2003-03-13 12:54:58 C 12 54 53.55 -05 31 13.4 c 413
2003-03-21 07:13:36 C 12 45 19.72 -02 22 32.8 c 448
2003-03-21 07:29:20 C 12 45 18.85 -02 22 17.9 c 448
2003-03-21 07:48:31 C 12 45 17.80 -02 21 58.2 c 448
2003-03-22 23:52:45 C 12 43 08.96 -01 41 25.9 c 246
2003-03-22 23:54:41 C 12 43 08.83 -01 41 23.9 c 246
2003-03-22 23:56:03 C 12 43 08.79 -01 41 22.3 c 246
2003-03-22 23:57:14 C 12 43 08.77 -01 41 20.8 c 246
2003-03-24 15:03:52 C 12 41 02.53 -01 01 52.4 c 413
2003-03-24 15:06:51 C 12 41 02.33 -01 01 49.3 c 413
2003-03-24 15:09:49 C 12 41 02.20 -01 01 46.4 c 413
2003-03-24 15:12:47 C 12 41 02.03 -01 01 43.6 c 413