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
2004-03-16 08:51:18 C 12 41 12.17 +21 49 58.9 18.6 c 704
2004-03-16 09:07:30 C 12 41 12.42 +21 50 51.4 18.2 c 704
2004-03-16 19:57:16 C 12 41 43.39 +22 24 29.7 r A17
2004-03-16 21:16:44 C 12 41 45.64 +22 28 43.5 r 240
2004-03-16 21:18:44 C 12 41 45.68 +22 28 49.8 r 240
2004-03-16 21:21:24 C 12 41 45.74 +22 28 58.0 r 240
2004-03-16 21:22:45 C 12 41 45.75 +22 29 02.0 r 240
2004-03-16 21:26:45 C 12 41 45.84 +22 29 14.5 r 240
2004-03-16 21:27:25 C 12 41 45.85 +22 29 16.7 r 240
2004-03-16 21:44:56 C 12 41 46.23 +22 30 10.0 r A17
2004-03-16 21:47:08 C 12 41 46.43 +22 30 23.9 r A16
2004-03-16 22:00:02 C 12 41 46.79 +22 31 03.7 r A16
2004-03-16 22:12:57 C 12 41 47.13 +22 31 44.3 r A16
2004-03-16 22:27:52 C 12 41 47.22 +22 32 30.3 c 587
2004-03-16 22:31:28 C 12 41 47.36 +22 32 41.4 c 587
2004-03-16 22:35:04 C 12 41 47.32 +22 32 52.8 c 587
2004-03-17 01:22:03 C 12 41 51.04 +22 41 13.5 c J92
2004-03-17 01:37:43 C 12 41 51.30 +22 42 00.7 c J92
2004-03-17 02:08:57 C 12 41 51.84 +22 43 34.5 c J92
2004-03-17 02:10:01 C 12 41 51.89 +22 43 36.6 r J95
2004-03-17 02:17:05 C 12 41 52.01 +22 43 57.7 r J95
2004-03-17 02:24:05 C 12 41 52.13 +22 44 18.4 r J95
2004-03-17 08:17:08 C 12 42 06.14 +23 02 13.3 18.4 c 704
2004-03-17 08:33:50 C 12 42 06.31 +23 03 01.9 18.5 c 704
2004-03-17 08:49:49 C 12 42 06.52 +23 03 48.3 18.3 c 704
2004-03-17 08:50:38 C 12 42 06.53 +23 03 50.7 18.6 c 704
2004-03-17 09:07:10 C 12 42 06.70 +23 04 38.9 18.9 c 704
2004-03-17 09:21:36 C 12 42 06.87 +23 05 19.2 18.4 c 704
2004-03-17 09:23:27 C 12 42 06.86 +23 05 24.6 18.5 c 704
2004-03-17 09:37:25 C 12 42 07.05 +23 06 05.0 18.6 c 704
2004-03-17 09:53:09 C 12 42 07.26 +23 06 49.1 18.3 c 704
2004-03-17 20:27:22 C 12 42 35.23 +23 36 13.7 o 151
2004-03-17 20:29:41 C 12 42 35.29 +23 36 19.7 o 151
2004-03-17 20:31:01 C 12 42 35.35 +23 36 23.0 o 151
2004-03-17 20:31:42 C 12 42 35.37 +23 36 24.8 o 151
2004-03-17 22:37:14 C 12 42 37.41 +23 42 20.1 c 215
2004-03-17 22:38:22 C 12 42 37.47 +23 42 23.5 c 215
2004-03-17 22:38:40 C 12 42 37.47 +23 42 24.4 c 215
2004-03-17 23:44:28 C 12 42 38.10 +23 45 24.7 c 246
2004-03-17 23:47:28 C 12 42 38.14 +23 45 32.9 c 246
2004-03-17 23:48:36 C 12 42 38.15 +23 45 36.2 c 246
2004-03-17 23:49:37 C 12 42 38.17 +23 45 38.3 c 246
2004-03-17 23:52:20 C 12 42 37.96 +23 45 46.6 r 118
2004-03-17 23:56:31 C 12 42 38.01 +23 45 58.1 r 118
2004-03-17 23:58:37 C 12 42 38.05 +23 46 03.7 r 118
2004-03-18 00:06:25 C 12 42 38.16 +23 46 24.9 r 118
2004-03-18 00:08:27 C 12 42 38.17 +23 46 30.6 r 118
2004-03-18 08:03:34 C 12 42 53.70 +24 08 01.1 18.3 c 704
2004-03-18 08:20:14 C 12 42 53.81 +24 08 44.7 18.2 c 704
2004-03-18 08:36:19 C 12 42 53.93 +24 09 26.4 18.6 c 704