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
2018-08-18 01:51:53 C 01 17 12.25 -15 47 00.2 Q B96
2018-08-18 01:56:34 C 01 17 12.97 -15 47 04.9 Q B96
2018-08-18 05:28:30 C 01 17 23.375 -15 48 09.08 V 809
2018-08-18 05:39:21 C 01 17 23.899 -15 48 13.24 V 809
2018-08-18 16:54:47 C 01 17 56.08 -15 52 16.6 q 323
2018-08-18 17:54:54 C 01 17 58.83 -15 52 38.8 q 323
2018-08-19 14:01:59 C 01 18 56.28 -16 00 04.0 q Q68
2018-08-19 14:29:56 C 01 18 57.04 -16 00 23.8 U T05
2018-08-19 14:44:32 C 01 18 57.69 -16 00 29.4 U T05
2018-08-19 14:59:57 C 01 18 58.45 -16 00 35.1 U T05
2018-08-19 17:14:27 C 01 19 04.93 -16 01 16.9 q Q68
2018-08-20 01:14:34 C 01 19 27.69 -16 04 29.2 q K77
2018-08-20 01:16:40 C 01 19 27.76 -16 04 30.8 q K77
2018-08-20 01:42:02 C 01 19 28.94 -16 04 39.8 V 104
2018-08-20 01:44:47 C 01 19 29.150 -16 04 40.75 V 104
2018-08-20 02:01:20 C 01 19 29.886 -16 04 47.08 V 104
2018-08-20 02:04:05 C 01 19 29.92 -16 04 48.0 V 104
2018-08-20 03:03:18 C 01 19 32.98 -16 05 08.9 V G40
2018-08-20 03:15:30 C 01 19 33.24 -16 05 14.9 q L27
2018-08-20 03:23:17 C 01 19 33.86 -16 05 16.8 V G40
2018-08-20 03:32:00 C 01 19 33.96 -16 05 21.4 q L27
2018-08-20 03:43:11 C 01 19 34.78 -16 05 24.1 V G40
2018-08-20 03:58:26 C 01 19 35.42 -16 05 30.4 V G40
2018-08-20 12:13:01 C 01 19 58.81 -16 08 38.3 t F65
2018-08-20 12:14:17 C 01 19 58.87 -16 08 38.7 t F65
2018-08-20 12:15:33 C 01 19 58.92 -16 08 39.3 t F65
2018-08-20 14:37:33 C 01 20 05.15 -16 09 34.2 U T05
2018-08-20 14:53:06 C 01 20 05.79 -16 09 40.3 U T05
2018-08-20 15:08:02 C 01 20 06.42 -16 09 45.9 U T05
2018-08-21 00:33:35 C 01 20 33.21 -16 13 29.0 q 585
2018-08-21 00:34:37 C 01 20 33.27 -16 13 28.3 q 585
2018-08-21 00:35:38 C 01 20 33.34 -16 13 29.2 q 585
2018-08-21 00:37:41 C 01 20 33.36 -16 13 29.5 q 585
2018-08-21 00:38:41 C 01 20 33.40 -16 13 29.8 q 585
2018-08-21 00:39:42 C 01 20 33.47 -16 13 31.3 q 585
2018-08-21 00:40:44 C 01 20 33.50 -16 13 30.6 q 585
2018-08-21 00:41:45 C 01 20 33.60 -16 13 30.3 q 585
2018-08-21 00:42:46 C 01 20 33.61 -16 13 31.5 q 585
2018-08-21 00:43:48 C 01 20 33.66 -16 13 32.9 q 585
2018-08-21 00:44:49 C 01 20 33.66 -16 13 32.7 q 585
2018-08-21 00:45:50 C 01 20 33.75 -16 13 32.9 q 585
2018-08-21 00:47:52 C 01 20 33.78 -16 13 33.2 q 585
2018-08-21 00:48:54 C 01 20 33.89 -16 13 33.7 q 585
2018-08-21 00:49:55 C 01 20 33.93 -16 13 34.5 q 585
2018-08-21 00:50:59 C 01 20 33.98 -16 13 35.2 q 585
2018-08-21 04:59:55 C 01 20 46.040 -16 15 01.58 V 809
2018-08-21 05:10:47 C 01 20 46.525 -16 15 05.89 V 809
2018-08-21 08:43:03 C 01 20 55.86 -16 16 29.4 V W88
2018-08-21 09:13:53 C 01 20 57.23 -16 16 41.6 V W88
2018-08-21 12:06:43 C 01 21 05.71 -16 17 58.2 t F65
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)