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
2019-10-05 12:13:52 C 02 00 53.881 +05 38 55.36 U F52
2019-10-05 12:31:37 C 02 00 52.765 +05 38 48.77 U F52
2019-10-05 12:49:14 C 02 00 51.646 +05 38 42.22 U F52
2019-10-05 13:06:54 C 02 00 50.530 +05 38 35.72 U F52
2019-10-19 08:02:49 C 01 38 24.59 +03 32 46.8 V 703
2019-10-19 08:10:32 C 01 38 23.98 +03 32 42.7 V 703
2019-10-19 08:18:14 C 01 38 23.44 +03 32 41.1 V 703
2019-10-19 08:25:55 C 01 38 22.81 +03 32 37.3 V 703
2019-10-20 06:35:50 C 01 36 47.34 +03 24 26.1 V G96
2019-10-20 06:43:51 C 01 36 46.72 +03 24 22.8 V G96
2019-10-20 06:51:52 C 01 36 46.12 +03 24 20.0 V G96
2019-10-20 06:59:55 C 01 36 45.53 +03 24 17.1 V G96
2019-10-21 10:53:10 C 01 34 44.795 +03 14 10.20 U F52
2019-10-21 11:08:52 C 01 34 43.617 +03 14 04.53 U F52
2019-10-21 11:24:35 C 01 34 42.424 +03 13 58.71 U F52
2019-10-22 06:23:33 C 01 33 20.75 +03 07 07.3 V 703
2019-10-22 06:31:14 C 01 33 20.26 +03 07 07.0 V 703
2019-10-22 06:46:32 C 01 33 19.24 +03 07 01.7 V 703
2019-10-23 06:37:08 C 01 31 36.73 +02 58 35.3 V 703
2019-10-23 06:44:47 C 01 31 36.02 +02 58 32.7 V 703
2019-10-23 06:52:25 C 01 31 35.49 +02 58 29.1 V 703
2019-10-23 07:00:04 C 01 31 34.89 +02 58 27.3 V 703
2019-10-23 10:32:26 C 01 31 19.29 +02 57 12.4 U I41
2019-10-23 10:35:42 C 01 31 19.06 +02 57 11.7 U I41
2019-10-23 10:39:43 C 01 31 18.73 +02 57 10.0 U I41
2019-10-23 10:43:41 C 01 31 18.45 +02 57 08.6 U I41
2019-10-23 10:48:23 C 01 31 18.11 +02 57 07.1 U I41
2019-10-23 10:54:22 C 01 31 17.68 +02 57 05.0 U I41
2019-10-23 10:57:43 C 01 31 17.42 +02 57 03.6 U I41
2019-10-27 06:00:57 C 01 24 53.47 +02 26 43.2 V G96
2019-10-27 06:09:01 C 01 24 52.92 +02 26 40.6 V G96
2019-10-27 06:17:05 C 01 24 52.32 +02 26 38.4 V G96
2019-10-27 06:25:09 C 01 24 51.74 +02 26 35.4 V G96
2019-10-29 08:22:16 C 01 21 27.805 +02 11 19.21 U F51
2019-10-29 08:56:45 C 01 21 25.386 +02 11 09.00 U F51
2019-10-29 09:13:58 C 01 21 24.179 +02 11 03.91 U F51
2019-11-01 05:29:47 C 01 16 56.65 +01 51 54.9 V 703
2019-11-01 05:37:59 C 01 16 56.03 +01 51 53.2 V 703
2019-11-01 05:46:13 C 01 16 55.53 +01 51 52.5 V 703
2019-11-01 05:54:25 C 01 16 55.01 +01 51 51.7 V 703
2019-11-02 07:56:21 C 01 15 17.137 +01 45 10.25 U F52
2019-11-02 08:12:10 C 01 15 16.105 +01 45 06.37 U F52
2019-11-02 08:28:03 C 01 15 15.064 +01 45 02.44 U F52
2019-11-02 08:43:57 C 01 15 14.038 +01 44 58.53 U F52
2019-11-27 06:13:31 C 00 52 05.855 +00 55 50.65 U F51
2019-11-27 06:30:31 C 00 52 05.571 +00 55 52.10 U F51
2019-11-27 06:47:36 C 00 52 05.312 +00 55 53.50 U F51
2019-11-30 06:32:42 C 00 51 22.345 +01 03 17.57 U F52
2019-11-30 06:50:04 C 00 51 22.183 +01 03 19.49 U F52
2019-11-30 07:07:25 C 00 51 22.015 +01 03 21.70 U F52
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)