497113 (2004 EK1)

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2506652536 ± 2.00e+00
Semi-major axis (a)1.2495184861 AU ± 3.00e+00
Inclination (i)11.64283602° ± 4.00e+00
Long. of Asc. Node (Ω)166.83206886° ± 5.00e+00
Arg. of Perihelion (ω)300.47062480° ± 6.00e+00
Mean Anomaly (M)227.61397499° ± 7.27e-06
Mean Motion (n)0.7056644638°/day ± 2.54e+00
Perihelion dist (q)0.93630762 AU ± 3.36e+00
Aphelion dist (Q)1.56272935 AU ± 4.51e+00
Orbital Period1.39673504 yr ± 5.03e+00
NGA Modelr2
A2-4.62560221e-06 AU/d²
Physical Parameters
H (abs. magnitude)22.29
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-29
RMS Residual0.294″
Uncertainty0
Orbit TypeApollo
MOID0.035204 AU
Observations Used259
Oppositions6
Arc Total2004-2025
First Observation Used2004-03-14
Last Observation Used2025-04-26
Observations (277)
Date Type RA Dec Mag Band Observatory
2004-03-14 07:43:43 C 12 38 58.53 +18 50 40.4 17.5 c 704
2004-03-14 07:59:38 C 12 38 58.93 +18 51 45.7 17.8 c 704
2004-03-14 08:15:20 C 12 38 59.29 +18 52 49.5 18.0 c 704
2004-03-14 08:31:11 C 12 38 59.66 +18 53 54.2 18.2 c 704
2004-03-14 23:01:50 C 12 39 45.23 +19 50 32.0 c 246
2004-03-14 23:02:41 C 12 39 45.21 +19 50 35.4 c 246
2004-03-14 23:03:27 C 12 39 45.21 +19 50 38.9 c 246
2004-03-14 23:04:11 C 12 39 45.22 +19 50 41.9 c 246
2004-03-14 23:05:28 C 12 39 45.35 +19 50 45.9 c 246
2004-03-14 23:25:51 C 12 39 46.39 +19 52 04.0 o 198
2004-03-14 23:27:33 C 12 39 46.42 +19 52 10.4 o 198
2004-03-14 23:32:38 C 12 39 46.51 +19 52 28.8 o 198
2004-03-14 23:34:19 C 12 39 46.55 +19 52 35.7 o 198
2004-03-14 23:36:02 C 12 39 46.59 +19 52 41.6 o 198
2004-03-14 23:44:30 C 12 39 46.79 +19 53 13.7 o 198
2004-03-15 03:04:25 C 12 39 51.62 +20 05 40.5 r 118
2004-03-15 03:08:21 C 12 39 51.75 +20 05 54.5 r 118
2004-03-15 03:12:37 C 12 39 51.90 +20 06 10.3 r 118
2004-03-15 03:18:18 C 12 39 52.06 +20 06 30.7 r 118
2004-03-15 03:22:43 C 12 39 52.23 +20 06 47.3 r 118
2004-03-15 07:56:35 C 12 40 09.36 +20 24 10.9 17.5 c 704
2004-03-15 08:12:46 C 12 40 09.69 +20 25 10.1 18.1 c 704
2004-03-15 08:28:52 C 12 40 09.98 +20 26 08.6 18.0 c 704
2004-03-15 08:38:23 C 12 40 09.94 +20 26 43.8 o H06
2004-03-15 08:39:42 C 12 40 10.18 +20 26 48.0 17.4 c 704
2004-03-15 08:41:18 C 12 40 10.08 +20 26 56.1 o H06
2004-03-15 08:45:22 C 12 40 10.28 +20 27 08.6 17.9 c 704
2004-03-15 08:45:28 C 12 40 10.29 +20 27 10.3 o H06
2004-03-15 08:56:00 C 12 40 10.48 +20 27 47.0 18.2 c 704
2004-03-15 09:02:49 C 12 40 10.55 +20 28 11.1 18.4 c 704
2004-03-15 09:12:09 C 12 40 10.80 +20 28 45.1 18.0 c 704
2004-03-15 09:17:30 C 12 40 11.30 +20 29 07.0 c 854
2004-03-15 09:27:00 C 12 40 11.49 +20 29 41.2 c 854
2004-03-15 09:28:16 C 12 40 11.13 +20 29 42.8 17.9 c 704
2004-03-15 09:36:30 C 12 40 11.69 +20 30 15.2 c 854
2004-03-15 09:45:06 C 12 40 11.47 +20 30 42.8 17.7 c 704
2004-03-15 10:06:49 C 12 40 12.96 +20 32 00.9 c 673
2004-03-15 10:08:40 C 12 40 13.03 +20 32 07.5 c 673
2004-03-15 10:10:19 C 12 40 13.08 +20 32 13.8 c 673
2004-03-15 10:14:30 C 12 40 13.18 +20 32 28.3 c 673
2004-03-15 22:10:50 C 12 40 49.21 +21 14 01.9 r 106
2004-03-15 22:18:40 C 12 40 49.33 +21 14 30.0 r 106
2004-03-15 22:26:31 C 12 40 49.51 +21 14 56.9 r 106
2004-03-15 23:03:09 C 12 40 50.60 +21 16 59.4 c A28
2004-03-15 23:19:39 C 12 40 50.97 +21 17 56.7 c A28
2004-03-15 23:23:02 C 12 40 51.07 +21 18 07.8 c A28
2004-03-15 23:27:42 C 12 40 51.16 +21 18 23.3 c A28
2004-03-16 08:02:53 C 12 41 11.44 +21 47 22.1 18.5 c 704
2004-03-16 08:18:57 C 12 41 11.69 +21 48 14.8 18.5 c 704
2004-03-16 08:35:09 C 12 41 11.94 +21 49 06.8 18.4 c 704