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
2017-08-18 08:12:42 C 00 53 28.51 +09 17 29.6 u H21
2017-08-18 08:36:20 C 00 53 29.60 +09 17 19.6 u H21
2017-09-02 07:43:33 C 01 09 00.17 +05 02 46.3 u H21
2017-09-02 07:47:57 C 01 09 00.31 +05 02 41.6 u H21
2017-09-02 08:07:33 C 01 09 00.91 +05 02 20.9 u H21
2017-09-12 11:07:30 C 01 16 11.70 -00 19 10.9 o 291
2017-09-12 11:19:52 C 01 16 11.92 -00 19 30.9 o 291
2017-09-16 11:50:59 C 01 18 08.432 -03 09 31.66 L F51
2017-09-16 12:11:53 C 01 18 08.605 -03 10 11.10 L F51
2017-09-16 13:37:46 C 01 18 09.367 -03 12 54.11 L F51
2017-09-16 13:58:43 C 01 18 09.565 -03 13 33.97 L F51
2017-11-07 04:27:24 C 01 06 33.06 -53 50 33.1 U W87
2017-11-07 04:31:50 C 01 06 32.98 -53 50 39.8 U W87
2017-11-07 04:36:16 C 01 06 32.90 -53 50 47.2 U W87
2017-11-07 04:40:42 C 01 06 32.81 -53 50 54.2 U W87
2017-11-07 06:32:33 C 01 06 31.07 -53 53 48.4 U W87
2017-11-07 06:37:00 C 01 06 31.02 -53 53 55.3 U W87
2017-11-07 06:41:27 C 01 06 30.98 -53 54 01.8 U W87
2017-11-07 06:45:54 C 01 06 30.91 -53 54 09.0 U W87
2017-11-08 00:48:28 C 01 06 34.39 -54 23 39.4 U W85
2017-11-08 00:55:09 C 01 06 34.24 -54 23 50.5 U W85
2017-11-08 01:01:49 C 01 06 34.14 -54 24 02.0 U W85
2017-11-09 01:53:34 C 01 06 32.89 -55 03 29.7 U W85
2017-11-09 02:00:13 C 01 06 32.78 -55 03 40.1 U W85
2017-11-09 02:06:53 C 01 06 32.66 -55 03 50.7 U W85
2017-11-09 03:47:35 C 01 06 30.92 -55 06 26.9 U W87
2017-11-09 03:52:01 C 01 06 30.86 -55 06 33.9 U W87
2017-11-09 03:56:29 C 01 06 30.78 -55 06 40.4 U W87
2017-11-09 04:00:56 C 01 06 30.71 -55 06 47.2 U W87
2017-11-09 05:48:35 C 01 06 29.22 -55 09 27.3 U W85
2017-11-09 05:55:16 C 01 06 29.15 -55 09 37.1 U W85
2017-11-09 06:01:56 C 01 06 29.09 -55 09 46.8 U W85
2017-11-10 02:06:52 C 01 06 35.11 -55 40 52.5 U W85
2017-11-10 02:13:46 C 01 06 34.99 -55 41 03.1 U W85
2017-11-10 02:20:41 C 01 06 34.89 -55 41 13.7 U W85
2017-11-10 05:59:31 C 01 06 31.93 -55 46 35.2 U W85
2017-11-10 06:06:27 C 01 06 31.90 -55 46 44.6 U W85
2017-11-10 06:13:22 C 01 06 31.81 -55 46 54.7 U W85
2017-11-29 03:40:33 C 01 17 50.23 -65 14 47.1 U 807
2017-11-29 03:44:16 C 01 17 50.41 -65 14 50.4 U 807
2017-11-29 03:49:09 C 01 17 50.49 -65 14 55.4 U 807
2018-02-24 09:57:45 C 15 12 37.94 -26 29 15.6 o 291
2018-02-24 10:04:14 C 15 12 37.95 -26 28 47.8 o 291
2018-02-24 10:10:43 C 15 12 37.99 -26 28 19.0 o 291
2018-03-27 11:37:07 C 14 51 45.19 +16 19 19.2 U 703
2018-03-27 11:44:25 C 14 51 44.65 +16 19 35.4 U 703
2018-03-27 11:51:42 C 14 51 44.05 +16 19 49.4 U 703
2018-03-27 11:59:00 C 14 51 43.48 +16 20 04.9 U 703
2018-03-28 06:56:32 C 14 50 31.76 +16 58 19.2 U G96
2018-03-28 07:04:07 C 14 50 31.21 +16 58 34.1 U G96