46P

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2018-12-13 (JD 2458465.5)
Eccentricity (e)0.6587599271 ± 8.05e-08
Semi-major axis (a)3.0927078166 AU ± 7.29e-07
Inclination (i)11.74759053° ± 1.30e-06
Long. of Asc. Node (Ω)82.15763079° ± 1.25e-06
Arg. of Perihelion (ω)356.34114043° ± 3.43e-06
Mean Anomaly (M)0.01246267° ± 5.05e-07
Mean Motion (n)0.1812190870°/day ± 6.41e-08
Perihelion dist (q)1.05535584 AU ± 3.52e-07
Aphelion dist (Q)5.13005979 AU ± 1.23e-06
Orbital Period5.43886574 yr ± 1.92e-06
Physical Parameters
Diameter1.200 km
NGA Sets
NGA Modelg(r)
Set 1
Interval 1 2013-10-01 — 2024-01-01
A14.31056827e-09 AU/d² ± 2.80e-11
A2-8.70290587e-10 AU/d² ± 2.45e-11
A39.54480087e-10 AU/d² ± 1.84e-11
dt-9.883452 d ± 4.12e-01
Orbit Solution
SourceIAA
Solution Date2026-06-08
RMS Residual0.496″
Uncertainty0
Orbit TypeAmor
MOID0.070583 AU
Observations Used5202
Radar Obs Used5
Oppositions8
Arc Total2013-2023
First Observation Used2013-10-30
Last Observation Used2023-12-10
Observations (5507)
Date Type RA Dec Mag Band Observatory
2018-12-20 23:13:37 C 04 47 00.15 +37 45 08.7 Q C86
2018-12-20 23:14:42 C 04 47 00.67 +37 45 17.0 Q C86
2018-12-21 06:03:10 C 04 50 19.34 +38 37 57.6 V H06
2018-12-21 06:05:16 C 04 50 20.30 +38 38 13.5 V H06
2018-12-21 06:06:57 C 04 50 21.04 +38 38 26.0 V H06
2018-12-21 06:07:41 C 04 50 21.39 +38 38 32.2 V H06
2018-12-21 06:09:22 C 04 50 22.13 +38 38 44.7 V H06
2018-12-22 07:05:24 C 05 02 43.49 +41 40 34.8 V V38
2018-12-22 07:05:57 C 05 02 43.80 +41 40 37.9 V V38
2018-12-22 07:06:37 C 05 02 44.06 +41 40 42.2 V V38
2018-12-22 22:20:02 C 05 10 40.47 +43 23 11.3 V B96
2018-12-22 22:22:48 C 05 10 31.26 +43 23 08.4 V B96
2018-12-22 22:26:13 C 05 10 34.36 +43 23 09.5 V B96
2018-12-22 22:31:14 C 05 10 38.95 +43 24 17.4 Q B96
2018-12-22 22:38:46 C 05 10 42.64 +43 25 07.3 Q B96
2018-12-22 22:43:39 C 05 10 45.00 +43 25 38.7 Q B96
2018-12-23 05:03:00 C 05 14 03.31 +44 06 57.0 V H06
2018-12-23 05:04:41 C 05 14 04.11 +44 07 07.5 V H06
2018-12-23 05:06:47 C 05 14 05.12 +44 07 21.2 V H06
2018-12-23 05:07:32 C 05 14 05.50 +44 07 26.1 V H06
2018-12-23 05:08:48 C 05 14 06.11 +44 07 34.1 V H06
2018-12-23 16:24:33 C 05 19 52.07 +45 17 15.9 m 349
2018-12-23 16:26:59 C 05 19 53.23 +45 17 29.8 m 349
2018-12-23 16:29:22 C 05 19 54.46 +45 17 44.5 m 349
2018-12-23 20:51:42 C 05 22 20.88 +45 43 50.6 Q 213
2018-12-23 21:17:45 C 05 22 33.92 +45 46 28.4 Q 213
2018-12-23 21:36:04 C 05 22 43.10 +45 48 18.1 Q 213
2018-12-24 06:06:45 C 05 27 10.81 +46 37 56.5 V H06
2018-12-24 06:08:51 C 05 27 11.86 +46 38 08.7 V H06
2018-12-24 06:10:33 C 05 27 12.71 +46 38 18.3 V H06
2018-12-24 06:11:20 C 05 27 13.07 +46 38 22.5 V H06
2018-12-24 06:12:35 C 05 27 13.69 +46 38 29.6 V H06
2018-12-24 15:25:23 C 05 32 13.30 +47 28 23.0 q C36
2018-12-24 15:26:45 C 05 32 14.02 +47 28 30.7 q C36
2018-12-24 15:28:09 C 05 32 14.74 +47 28 38.4 q C36
2018-12-24 15:29:31 C 05 32 15.47 +47 28 46.1 q C36
2018-12-24 15:30:54 C 05 32 16.20 +47 28 54.3 q C36
2018-12-24 15:32:17 C 05 32 17.04 +47 29 01.1 q C36
2018-12-24 15:33:39 C 05 32 17.71 +47 29 09.5 q C36
2018-12-24 17:20:06 C 05 33 14.65 +47 38 45.9 q C23
2018-12-24 17:36:39 C 05 33 23.46 +47 40 18.2 q C23
2018-12-24 17:49:54 C 05 33 30.47 +47 41 31.6 q C23
2018-12-24 18:07:58 C 05 33 40.03 +47 43 12.8 t K85
2018-12-24 19:08:51 C 05 34 12.11 +47 48 43.0 V Z80
2018-12-24 19:10:48 C 05 34 13.14 +47 48 53.8 V Z80
2018-12-24 19:12:48 C 05 34 14.18 +47 49 04.7 V Z80
2018-12-24 19:14:49 C 05 34 15.22 +47 49 15.8 V Z80
2018-12-24 19:16:49 C 05 34 16.27 +47 49 26.7 V Z80
2018-12-24 19:18:49 C 05 34 17.32 +47 49 37.7 V Z80
2018-12-24 19:20:49 C 05 34 18.36 +47 49 48.6 V Z80
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2018-12-11 02:45:00 83825887.52 4 us 2380 -1 -1
2018-12-13 01:35:00 44727.9096 0.3 Hz 2380 -1 -1
2018-12-13 02:55:00 79946279.85 1 us 2380 -1 -1
2018-12-14 03:16:00 78605118.75 1 us 2380 -1 -1
2018-12-15 02:57:00 77732687.34 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)