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
2004-07-22 01:32:40 C 00 27 53.77 +19 45 49.5 c 246
2004-08-16 00:33:38 C 01 35 43.22 +21 36 32.6 c 246
2004-08-16 00:34:51 C 01 35 43.35 +21 36 32.4 c 246
2004-08-16 00:37:15 C 01 35 43.64 +21 36 32.5 c 246
2004-08-16 00:38:33 C 01 35 43.77 +21 36 32.6 c 246
2004-08-16 00:41:15 C 01 35 44.14 +21 36 32.3 c 246
2004-08-19 08:20:37 C 01 46 22.63 +21 26 47.5 19.7 c 704
2004-08-19 08:34:43 C 01 46 24.51 +21 26 44.6 19.9 c 704
2004-08-19 08:48:50 C 01 46 26.34 +21 26 42.1 19.8 c 704
2004-08-19 09:03:05 C 01 46 28.29 +21 26 40.4 19.5 c 704
2004-09-09 08:16:01 C 03 06 13.69 +16 13 42.7 19.4 c 704
2004-09-09 08:32:18 C 03 06 16.57 +16 13 23.8 19.5 c 704
2004-09-09 08:48:35 C 03 06 19.49 +16 13 04.8 19.8 c 704
2004-09-09 09:04:52 C 03 06 22.42 +16 12 46.5 19.6 c 704
2004-09-09 09:21:23 C 03 06 25.30 +16 12 26.1 19.4 c 704
2004-09-17 08:26:50 C 03 42 45.65 +11 33 49.6 18.7 c 704
2004-09-17 08:44:36 C 03 42 49.08 +11 33 19.1 18.9 c 704
2004-09-17 09:02:25 C 03 42 52.51 +11 32 48.5 18.9 c 704
2004-09-17 09:20:00 C 03 42 55.89 +11 32 18.5 19.0 c 704
2004-09-17 09:37:22 C 03 42 59.22 +11 31 48.1 19.0 c 704
2004-09-22 08:27:36 C 04 06 59.70 +07 45 02.4 18.5 c 704
2004-09-22 08:45:10 C 04 07 03.18 +07 44 26.5 18.3 c 704
2004-09-22 09:02:41 C 04 07 06.67 +07 43 50.3 18.6 c 704
2004-09-22 09:20:08 C 04 07 10.15 +07 43 13.6 18.4 c 704
2004-09-22 09:37:38 C 04 07 13.65 +07 42 37.9 18.2 c 704
2004-09-24 08:48:33 C 04 16 59.66 +06 01 44.6 18.1 c 704
2004-09-24 09:06:01 C 04 17 03.14 +06 01 07.4 18.4 c 704
2004-09-24 09:23:29 C 04 17 06.70 +06 00 27.9 18.5 c 704
2004-09-24 09:40:56 C 04 17 10.23 +05 59 50.1 18.3 c 704
2004-10-07 09:24:32 C 05 22 56.31 -06 52 16.3 17.4 c 704
2004-10-07 09:39:46 C 05 22 59.38 -06 52 56.4 18.3 c 704
2004-10-07 09:55:00 C 05 23 02.47 -06 53 36.3 18.1 c 704
2004-10-07 10:10:13 C 05 23 05.56 -06 54 16.1 18.3 c 704
2005-02-05 10:59:31 C 08 58 17.45 -25 58 09.3 r E17
2005-02-05 11:02:00 C 08 58 17.37 -25 58 04.8 r E17
2005-02-05 11:04:29 C 08 58 17.30 -25 58 00.6 r E17
2005-02-09 07:19:22 C 08 56 22.90 -23 09 12.3 18.2 c 704
2005-02-09 07:39:20 C 08 56 22.41 -23 08 34.9 18.3 c 704
2005-02-09 07:58:58 C 08 56 21.91 -23 07 57.6 18.5 c 704
2005-03-07 04:48:50 C 08 56 11.68 -04 09 01.8 19.5 c 704
2005-03-07 05:05:12 C 08 56 11.88 -04 08 37.0 19.5 c 704
2005-03-07 05:21:35 C 08 56 12.23 -04 08 11.9 19.8 c 704
2005-03-07 05:37:57 C 08 56 12.38 -04 07 46.4 19.4 c 704
2005-03-07 05:54:21 C 08 56 12.69 -04 07 21.4 19.8 c 704
2005-03-11 07:42:16 C 08 58 23.12 -01 41 08.7 19.3 c 704
2005-03-11 07:58:24 C 08 58 23.53 -01 40 45.7 19.3 c 704
2005-03-11 08:21:24 C 08 58 24.12 -01 40 12.4 19.2 c 704
2005-03-17 05:13:20 C 09 02 31.97 +01 25 59.4 r 703
2005-03-17 05:24:55 C 09 02 32.22 +01 26 14.8 r 703
2005-03-17 05:36:30 C 09 02 32.69 +01 26 28.0 r 703