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
2000-05-15 20:46:28 C 12 01 36.67 +24 17 35.4 c 046
2000-05-15 20:47:22 C 12 01 36.87 +24 17 31.6 c 046
2000-05-15 20:48:18 C 12 01 37.07 +24 17 27.1 c 046
2000-05-15 20:49:11 C 12 01 37.25 +24 17 23.7 c 046
2000-06-03 04:58:13 C 13 01 42.79 +02 50 50.2 c 699
2000-06-03 05:15:19 C 13 01 44.29 +02 50 18.1 c 699
2000-06-03 05:32:20 C 13 01 45.79 +02 49 46.3 c 699
2000-06-03 05:49:25 C 13 01 47.22 +02 49 14.1 c 699
2018-07-01 10:25:34 C 02 04 53.85 +05 28 07.6 U I52
2018-07-01 10:37:34 C 02 04 55.72 +05 28 17.9 U I52
2018-07-01 10:43:33 C 02 04 56.62 +05 28 22.0 U I52
2018-07-02 10:37:37 C 02 08 47.50 +05 46 50.1 U I52
2018-07-02 10:43:38 C 02 08 48.47 +05 46 55.1 U I52
2019-08-05 14:18:13 C 04 04 20.211 +11 29 06.31 U F51
2019-08-05 14:26:38 C 04 04 22.077 +11 29 12.20 U F51
2019-08-05 14:35:01 C 04 04 23.905 +11 29 17.65 U F51
2019-08-05 14:43:24 C 04 04 25.721 +11 29 23.34 U F51
2020-07-31 10:34:52 C 02 55 38.74 +04 24 25.6 U I41
2020-07-31 10:37:37 C 02 55 39.26 +04 24 27.2 U I41
2020-07-31 10:47:28 C 02 55 41.14 +04 24 33.4 U I41
2020-07-31 10:55:50 C 02 55 42.72 +04 24 38.7 U I41
2021-08-06 13:33:27 C 02 25 16.40 -03 02 52.3 V T08
2021-08-06 13:42:34 C 02 25 18.00 -03 02 49.6 V T08
2021-08-06 14:01:10 C 02 25 21.33 -03 02 46.0 V T08
2021-08-06 14:09:08 C 02 25 22.59 -03 02 43.5 V T08
2021-08-12 13:41:58 C 02 52 57.02 -02 24 58.0 V T05
2021-08-12 13:47:15 C 02 52 58.09 -02 24 56.4 V T05
2021-08-12 13:58:18 C 02 53 00.29 -02 24 53.9 V T05
2021-08-12 14:14:10 C 02 53 03.48 -02 24 49.1 V T05
2021-08-16 13:59:25 C 03 13 38.63 -01 57 57.4 V T05
2021-08-16 14:05:10 C 03 13 39.85 -01 57 55.5 V T05
2021-08-16 14:20:28 C 03 13 43.21 -01 57 51.2 V T05
2021-08-16 14:36:18 C 03 13 46.69 -01 57 46.6 V T05
2021-08-22 14:00:49 C 03 48 31.54 -01 13 26.4 V T08
2021-08-22 14:05:28 C 03 48 32.74 -01 13 24.5 V T08
2021-08-22 14:16:08 C 03 48 35.43 -01 13 21.2 V T08
2021-08-22 14:42:44 C 03 48 42.21 -01 13 12.5 V T08
2021-08-27 10:12:31 C 04 20 30.45 -00 33 04.9 V 703
2021-08-27 10:36:40 C 04 20 37.17 -00 32 58.9 V 703
2021-09-04 02:27:54 C 05 18 20.46 +00 38 45.7 V A17
2021-09-04 02:50:34 C 05 18 28.01 +00 38 55.2 V A17
2021-09-04 03:09:36 C 05 18 34.30 +00 39 02.8 V A17
2021-09-06 02:47:36 C 05 34 45.95 +00 58 46.9 V A17
2021-09-06 03:04:40 C 05 34 51.76 +00 58 53.9 V A17
2021-09-06 03:21:44 C 05 34 57.56 +00 59 01.2 V A17
2021-10-02 12:16:52 C 09 08 06.10 +04 06 16.6 U I41
2021-10-02 12:20:28 C 09 08 07.10 +04 06 16.9 U I41
2021-10-02 12:24:06 C 09 08 08.10 +04 06 17.1 U I41
2021-10-02 12:27:42 C 09 08 09.11 +04 06 17.6 U I41
2022-07-21 02:19:55 C 00 27 31.301 -12 45 09.43 V M22