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
2019-03-22 21:50:04 C 09 51 52.74 +38 28 41.1 Q J01
2019-03-22 22:16:46 C 09 51 53.50 +38 28 19.0 Q J01
2019-03-22 22:51:46 C 09 51 54.37 +38 27 50.0 q 160
2019-03-22 22:55:11 C 09 51 54.50 +38 27 47.5 q 160
2019-03-22 22:58:36 C 09 51 54.65 +38 27 45.2 q 160
2019-03-22 23:30:35 C 09 51 55.73 +38 27 17.0 V Z80
2019-03-22 23:35:29 C 09 51 55.92 +38 27 14.8 V Z80
2019-03-22 23:40:34 C 09 51 56.04 +38 27 09.4 V Z80
2019-03-23 20:08:11 C 09 52 36.29 +38 10 44.8 q C36
2019-03-23 20:30:33 C 09 52 37.18 +38 10 26.3 q C36
2019-03-23 20:34:59 C 09 52 37.34 +38 10 22.4 q C36
2019-03-23 20:54:51 C 09 52 38.04 +38 10 09.9 q K97
2019-03-23 21:03:38 C 09 52 38.26 +38 10 02.3 q K97
2019-03-23 21:05:24 C 09 52 38.31 +38 10 01.0 q K97
2019-03-23 22:25:15 C 09 52 40.69 +38 08 58.0 q 160
2019-03-23 22:30:45 C 09 52 40.87 +38 08 53.6 q 160
2019-03-23 22:36:17 C 09 52 41.07 +38 08 49.2 q 160
2019-03-24 09:43:20 C 09 53 03.05 +37 59 58.4 V T08
2019-03-24 09:58:02 C 09 53 03.55 +37 59 46.9 V T08
2019-03-24 10:04:19 C 09 53 03.71 +37 59 43.0 V T08
2019-03-24 10:26:54 C 09 53 04.43 +37 59 24.2 V T08
2019-03-24 12:43:35 C 09 53 09.44 +37 57 33.7 u 367
2019-03-24 12:45:37 C 09 53 09.56 +37 57 31.9 u 367
2019-03-24 12:48:32 C 09 53 09.63 +37 57 29.9 u 367
2019-03-24 18:55:07 C 09 53 22.11 +37 52 33.8 q C36
2019-03-24 19:08:07 C 09 53 22.36 +37 52 22.8 q C36
2019-03-24 19:45:40 C 09 53 23.77 +37 51 54.8 q C23
2019-03-24 19:51:54 C 09 53 23.97 +37 51 49.6 q C23
2019-03-24 19:52:50 C 09 53 23.76 +37 51 49.6 q C36
2019-03-24 19:54:53 C 09 53 23.76 +37 51 49.6 q C36
2019-03-24 19:56:58 C 09 53 23.76 +37 51 49.6 q C36
2019-03-24 20:00:13 C 09 53 24.26 +37 51 42.8 q C23
2019-03-24 21:02:09 C 09 53 26.16 +37 50 53.6 t K85
2019-03-24 21:09:56 C 09 53 26.57 +37 50 49.4 Q J01
2019-03-24 21:22:09 C 09 53 26.79 +37 50 37.8 t K85
2019-03-24 21:31:30 C 09 53 27.25 +37 50 31.6 Q J01
2019-03-24 21:48:25 C 09 53 27.77 +37 50 18.3 Q J01
2019-03-26 09:57:47 C 09 54 41.02 +37 21 40.6 V T05
2019-03-26 10:09:25 C 09 54 41.39 +37 21 31.0 V T05
2019-03-26 10:28:35 C 09 54 42.01 +37 21 15.6 V T05
2019-03-26 11:27:15 C 09 54 44.71 +37 20 28.4 m 372
2019-03-26 11:33:44 C 09 54 44.82 +37 20 23.3 m 372
2019-03-26 21:59:24 C 09 55 06.12 +37 12 08.4 Q C86
2019-03-26 22:09:21 C 09 55 06.73 +37 12 00.2 Q C86
2019-03-26 22:14:41 C 09 55 06.97 +37 11 56.1 Q C86
2019-03-27 22:17:37 C 09 55 57.18 +36 52 58.4 q I81
2019-03-27 22:23:32 C 09 55 57.36 +36 52 54.0 q I81
2019-03-27 22:29:49 C 09 55 57.55 +36 52 49.0 q I81
2019-03-27 23:36:34 C 09 55 59.65 +36 51 57.5 q L27
2019-03-28 00:11:27 C 09 56 00.83 +36 51 29.9 q L27
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)