2015 MW53

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1967460895 ± 1.52e-08
Semi-major axis (a)1.2022213585 AU ± 9.13e-09
Inclination (i)36.45608198° ± 9.25e-06
Long. of Asc. Node (Ω)85.51065085° ± 9.68e-07
Arg. of Perihelion (ω)314.82504457° ± 5.55e-06
Mean Anomaly (M)220.02070628° ± 3.24e-05
Mean Motion (n)0.7477141805°/day ± 8.52e-09
Perihelion dist (q)0.96568901 AU ± 1.97e-08
Aphelion dist (Q)1.43875371 AU ± 2.13e-08
Orbital Period1.31818589 yr ± 1.50e-08
Physical Parameters
H (abs. magnitude)21.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.256″
Uncertainty0
Orbit TypeApollo
MOID0.029514 AU
Observations Used142
Radar Obs Used1
Oppositions1
Arc Total2015-2020
First Observation Used2015-06-09
Last Observation Used2020-01-14
Observations (155)
Date Type RA Dec Mag Band Observatory
2015-12-17 04:24:51 C 03 06 55.98 -25 33 21.1 u 926
2015-12-17 04:26:42 C 03 06 54.45 -25 32 24.1 u 926
2015-12-18 03:57:01 C 02 49 23.29 -12 46 11.0 o 926
2015-12-18 03:57:54 C 02 49 22.61 -12 45 40.5 o 926
2015-12-18 03:58:43 C 02 49 21.96 -12 45 12.0 o 926
2015-12-19 05:19:04 C 02 31 21.01 +01 55 31.2 u 926
2015-12-19 05:20:55 C 02 31 19.62 +01 56 35.3 u 926
2015-12-19 05:22:49 C 02 31 18.27 +01 57 38.9 u 926
2015-12-20 20:09:24 C 02 06 07.79 +21 54 01.0 q C77
2015-12-20 20:12:45 C 02 06 05.61 +21 55 29.7 q C77
2015-12-20 20:16:14 C 02 06 03.35 +21 57 01.9 q C77
2015-12-21 03:44:15 C 02 01 32.42 +25 08 36.5 u 926
2015-12-21 03:46:09 C 02 01 31.22 +25 09 22.1 u 926
2015-12-21 03:48:00 C 02 01 30.01 +25 10 08.1 u 926
2015-12-22 02:44:37 C 01 48 18.36 +33 32 45.8 u 926
2015-12-22 02:46:27 C 01 48 17.20 +33 33 19.8 u 926
2015-12-22 02:48:20 C 01 48 16.09 +33 33 55.7 u 926
2015-12-26 00:18:09 C 01 04 22.10 +52 25 21.3 u H21
2015-12-26 00:21:10 C 01 04 20.80 +52 25 42.8 u H21
2015-12-26 00:24:10 C 01 04 19.51 +52 26 04.8 u H21
2015-12-26 00:27:11 C 01 04 18.24 +52 26 26.5 u H21
2015-12-26 00:30:12 C 01 04 16.96 +52 26 48.0 u H21
2015-12-26 00:33:12 C 01 04 15.68 +52 27 09.7 u H21
2015-12-26 00:36:13 C 01 04 14.40 +52 27 31.4 u H21
2015-12-26 00:39:16 C 01 04 13.08 +52 27 53.1 u H21
2015-12-26 00:42:16 C 01 04 11.81 +52 28 14.6 u H21
2015-12-26 19:48:33 C 00 56 58.34 +54 33 24.3 q B82
2015-12-26 19:57:38 C 00 56 54.82 +54 34 17.9 q B82
2015-12-26 20:06:44 C 00 56 51.30 +54 35 11.9 q B82
2015-12-26 20:15:52 C 00 56 47.84 +54 36 05.8 q B82
2015-12-26 20:34:07 C 00 56 40.81 +54 37 52.3 q B82
2015-12-26 20:50:05 C 00 56 34.73 +54 39 26.1 q B82
2015-12-26 21:02:40 C 00 56 29.98 +54 40 39.4 q B82
2015-12-27 17:28:07 C 00 49 31.52 +56 32 20.8 q K38
2015-12-27 17:44:17 C 00 49 25.69 +56 33 41.6 q K38
2015-12-27 18:48:37 C 00 49 02.60 +56 38 59.2 q K38
2015-12-27 19:13:43 C 00 48 53.63 +56 41 01.6 q K38
2015-12-28 17:56:00 C 00 41 46.50 +58 23 08.7 t 130
2015-12-28 17:59:41 C 00 41 45.47 +58 23 23.5 q K38
2015-12-28 18:05:14 C 00 41 43.58 +58 23 46.5 t 130
2015-12-28 18:21:40 C 00 41 38.24 +58 24 53.0 q K38
2015-12-28 18:39:48 C 00 41 32.48 +58 26 07.0 q K38
2016-01-03 00:14:31 C 00 12 06.38 +64 10 11.0 u H21
2016-01-03 00:20:43 C 00 12 05.13 +64 10 22.4 u H21
2016-01-03 00:26:55 C 00 12 03.87 +64 10 33.3 u H21
2016-01-03 00:33:41 C 00 12 02.46 +64 10 45.7 u H21
2019-12-04 14:36:33 C 10 56 14.241 +08 44 09.13 U F51
2019-12-04 14:51:19 C 10 56 17.152 +08 45 29.29 U F51
2019-12-17 11:28:06 C 12 12 10.40 +37 03 51.1 V I52
2019-12-17 11:30:30 C 12 12 11.01 +37 04 03.2 V I52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-12-17 07:30:00 357929.9 0.2 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)