141018 (2001 WC47)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2410885219 ± 2.37e-09
Semi-major axis (a)1.3986835315 AU ± 4.83e-10
Inclination (i)2.86931443° ± 3.16e-07
Long. of Asc. Node (Ω)91.59689055° ± 9.08e-06
Arg. of Perihelion (ω)101.46958094° ± 8.15e-06
Mean Anomaly (M)84.09314752° ± 1.97e-06
Mean Motion (n)0.5958447047°/day ± 3.09e-10
Perihelion dist (q)1.06147699 AU ± 3.34e-09
Aphelion dist (Q)1.73589008 AU ± 3.37e-09
Orbital Period1.65416639 yr ± 8.57e-10
Physical Parameters
H (abs. magnitude)19.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.274″
Uncertainty0
Orbit TypeAmor
MOID0.078185 AU
Observations Used1601
Radar Obs Used4
Oppositions8
Arc Total1991-2012
First Observation Used1991-12-07
Last Observation Used2025-03-20
Observations (1697)
Date Type RA Dec Mag Band Observatory
2012-05-23 03:31:42 C 13 53 01.22 +02 07 15.2 16.3 c 704
2012-05-23 03:42:02 C 13 53 02.65 +02 06 54.5 r G96
2012-05-23 03:47:28 C 13 53 02.99 +02 06 42.2 16.5 c 704
2012-05-23 03:48:42 C 13 53 03.37 +02 06 40.7 r G96
2012-05-23 03:55:24 C 13 53 04.09 +02 06 26.5 r G96
2012-05-23 04:02:07 C 13 53 04.84 +02 06 12.6 r G96
2012-05-23 04:03:31 C 13 53 04.72 +02 06 08.8 16.6 c 704
2012-05-23 04:19:28 C 13 53 06.46 +02 05 35.4 16.4 c 704
2012-05-23 04:35:17 C 13 53 08.13 +02 05 02.9 16.9 c 704
2012-05-23 04:59:11 C 13 53 10.82 +02 04 12.5 16.6 c 704
2012-05-23 05:14:54 C 13 53 12.53 +02 03 39.7 16.9 c 704
2012-05-23 05:30:57 C 13 53 14.24 +02 03 05.8 17.0 c 704
2012-05-23 05:47:00 C 13 53 16.03 +02 02 32.7 17.2 c 704
2012-05-23 06:02:58 C 13 53 17.67 +02 01 59.7 16.9 c 704
2012-05-25 22:04:42 C 14 01 05.10 -00 08 06.6 u 510
2012-05-25 22:18:39 C 14 01 06.61 -00 08 34.1 u 510
2012-05-25 22:32:37 C 14 01 08.12 -00 09 01.5 u 510
2012-05-25 22:46:34 C 14 01 09.65 -00 09 28.9 u 510
2012-05-25 23:33:25 C 14 01 15.12 -00 11 00.7 u J93
2012-05-25 23:36:57 C 14 01 15.63 -00 11 08.4 u J93
2012-05-25 23:40:31 C 14 01 16.10 -00 11 15.7 u J93
2012-05-26 04:17:57 C 14 01 50.77 -00 20 04.7 r G96
2012-05-26 04:29:07 C 14 01 51.96 -00 20 26.7 r G96
2012-05-26 04:51:51 C 14 01 54.33 -00 21 11.2 r G96
2012-05-27 03:58:09 C 14 04 38.52 -01 05 51.4 o 691
2012-05-27 04:13:50 C 14 04 40.14 -01 06 22.0 o 691
2012-05-27 04:29:31 C 14 04 41.76 -01 06 51.6 o 691
2012-05-27 12:05:49 C 14 05 34.83 -01 21 22.8 u 379
2012-05-27 12:14:16 C 14 05 35.70 -01 21 38.5 u 379
2012-05-27 12:19:35 C 14 05 36.23 -01 21 48.9 u 379
2012-05-27 12:30:44 C 14 05 37.38 -01 22 10.1 u 379
2012-05-27 12:53:07 C 14 05 39.68 -01 22 52.1 u 379
2012-06-07 06:41:25 C 14 33 42.48 -08 29 54.4 t H21
2012-06-07 06:45:52 C 14 33 42.88 -08 30 00.9 t H21
2012-06-07 06:49:13 C 14 33 43.23 -08 30 05.0 t H21
2012-06-07 06:54:46 C 14 33 43.72 -08 30 13.3 t H21
2012-06-07 07:00:20 C 14 33 44.29 -08 30 21.5 t H21
2012-06-07 07:05:53 C 14 33 44.85 -08 30 28.9 t H21
2012-06-08 03:53:43 C 14 35 54.31 -08 59 47.2 o G48
2012-06-08 03:54:30 C 14 35 54.38 -08 59 48.3 o G48
2012-06-08 03:55:17 C 14 35 54.46 -08 59 49.4 o G48
2012-06-08 03:56:04 C 14 35 54.54 -08 59 50.4 o G48
2012-06-08 03:56:51 C 14 35 54.59 -08 59 51.3 o G48
2012-06-08 03:57:37 C 14 35 54.69 -08 59 52.7 o G48
2012-06-08 05:36:17 C 14 36 03.60 -09 02 09.9 r 703
2012-06-08 05:50:44 C 14 36 04.89 -09 02 29.7 r 703
2012-06-08 05:57:59 C 14 36 05.54 -09 02 39.8 r 703
2012-06-12 05:16:39 C 14 45 33.52 -11 08 02.5 o H06
2012-06-12 05:39:20 C 14 45 35.50 -11 08 30.7 o H06
2012-06-12 06:03:34 C 14 45 37.61 -11 09 00.2 o H06
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-02-23 03:49:00 144453538.71 1 us 2380 -1 -1
2012-02-24 03:41:00 142926781.41 1 us 2380 -1 -1
2012-04-25 01:34:00 101829197.45 8 us 2380 -1 -1
2012-04-27 02:37:00 102564234.66 2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)