523585 (1998 MW5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3629103954 ± 2.34e-08
Semi-major axis (a)1.0234803274 AU ± 1.42e-09
Inclination (i)6.29139451° ± 1.06e-06
Long. of Asc. Node (Ω)80.11990129° ± 9.45e-06
Arg. of Perihelion (ω)26.88347476° ± 1.01e-05
Mean Anomaly (M)316.86016458° ± 6.53e-06
Mean Motion (n)0.9519037268°/day ± 1.98e-09
Perihelion dist (q)0.65204868 AU ± 2.39e-08
Aphelion dist (Q)1.39491198 AU ± 2.40e-08
Orbital Period1.03542644 yr ± 2.16e-09
Physical Parameters
H (abs. magnitude)18.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.256″
Uncertainty0
Orbit TypeApollo
MOID0.075928 AU
Observations Used578
Oppositions1
Arc Total1998-2025
First Observation Used1998-06-24
Last Observation Used2025-08-03
Observations (631)
Date Type RA Dec Mag Band Observatory
1999-05-26 05:59:40 C 15 48 07.58 -08 07 03.6 z 711
1999-05-27 05:20:12 C 15 44 16.94 -08 33 25.9 z 711
1999-05-27 05:30:15 C 15 44 15.22 -08 33 37.2 z 711
1999-06-05 05:37:42 c 15 17 00.27 -11 56 42.7 d 703
1999-06-05 06:00:06 c 15 16 57.96 -11 57 00.4 d 703
1999-06-05 06:22:30 c 15 16 55.73 -11 57 18.7 d 703
1999-06-05 06:44:55 c 15 16 53.38 -11 57 35.2 d 703
1999-06-09 06:20:22 C 15 09 00.89 -13 08 40.2 17.8 a 704
1999-06-09 06:33:59 C 15 08 59.79 -13 08 49.6 18.1 a 704
1999-06-09 06:47:26 C 15 08 58.80 -13 08 59.2 18.4 a 704
1999-06-09 07:00:54 C 15 08 57.81 -13 09 08.7 18.8 a 704
1999-06-09 07:14:21 C 15 08 56.61 -13 09 16.1 18.8 a 704
1999-06-10 21:36:48 C 15 06 24.15 -13 35 28.9 557
1999-06-10 21:39:09 C 15 06 23.97 -13 35 30.6 557
1999-06-11 04:06:31 C 15 06 00.76 -13 39 42.5 a 704
1999-06-11 04:25:01 C 15 05 59.49 -13 39 54.7 a 704
1999-06-11 14:49:30 C 15 05 21.07 -13 46 42.7 360
1999-06-11 14:53:00 C 15 05 20.85 -13 46 44.9 360
1999-06-11 14:57:00 C 15 05 20.61 -13 46 47.3 360
1999-06-14 04:07:52 C 15 02 08.86 -14 25 18.9 17.7 a 704
1999-06-14 04:25:36 C 15 02 07.89 -14 25 29.6 18.1 a 704
1999-06-14 04:43:21 C 15 02 06.98 -14 25 40.2 18.6 a 704
1999-06-14 05:01:15 C 15 02 05.96 -14 25 49.6 19.1 a 704
1999-06-14 05:19:01 C 15 02 05.00 -14 26 01.8 18.6 a 704
1999-06-14 06:17:28 C 15 02 02.20 -14 26 35.4 c 699
1999-06-14 06:46:48 C 15 02 00.57 -14 26 53.4 c 699
1999-06-14 07:16:09 C 15 01 59.08 -14 27 10.5 c 699
1999-06-15 04:07:58 C 15 01 05.06 -14 39 44.7 18.0 a 704
1999-06-15 04:25:29 C 15 01 04.17 -14 39 55.5 18.1 a 704
1999-06-15 04:42:57 C 15 01 03.31 -14 40 05.1 18.3 a 704
1999-06-15 05:00:33 C 15 01 02.45 -14 40 16.0 18.8 a 704
1999-06-15 05:18:01 C 15 01 01.62 -14 40 26.3 18.5 a 704
2000-04-28 12:54:59 C 08 11 05.43 +58 45 02.4 360
2000-04-28 12:58:30 C 08 11 09.16 +58 44 54.2 360
2000-04-28 13:02:00 C 08 11 12.86 +58 44 45.8 360
2000-05-03 20:59:03 C 10 06 16.65 +50 03 25.8 c 118
2000-05-03 21:00:25 C 10 06 17.58 +50 03 18.3 c 118
2000-05-03 21:04:11 C 10 06 20.15 +50 02 57.7 c 118
2000-05-05 20:35:02 C 10 36 16.50 +45 36 01.2 c 118
2000-05-05 20:53:32 C 10 36 26.64 +45 34 13.5 c 118
2000-05-12 04:33:45 C 11 39 03.86 +31 21 24.5 670
2000-05-12 05:42:39 C 11 39 23.12 +31 15 26.9 670
2000-05-12 20:19:00 C 11 43 37.09 +30 00 39.5 610
2000-05-12 20:23:59 C 11 43 38.37 +30 00 14.0 610
2000-05-12 20:28:59 C 11 43 39.65 +29 59 48.5 610
2000-05-12 20:33:59 C 11 43 40.93 +29 59 23.0 610
2000-05-14 20:57:03 C 11 56 09.96 +26 05 15.0 c 118
2000-05-14 21:00:11 C 11 56 10.67 +26 05 00.6 c 118
2000-05-14 21:01:43 C 11 56 11.06 +26 04 53.3 c 118
2000-05-15 20:42:26 C 12 01 35.84 +24 17 53.3 c 046