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
2022-07-31 21:29:54 C 19 55 09.694 -26 03 10.08 V M22
2022-07-31 21:36:48 C 19 55 09.204 -26 03 11.70 V M22
2022-07-31 21:52:10 C 19 55 08.232 -26 03 15.52 V M22
2022-08-02 05:24:39 C 19 53 19.226 -26 10 02.17 V W68
2022-08-02 05:28:33 C 19 53 19.003 -26 10 02.78 V W68
2022-08-02 05:42:08 C 19 53 18.146 -26 10 05.56 V W68
2022-08-02 05:59:06 C 19 53 17.102 -26 10 08.76 V W68
2022-08-18 06:20:36 C 19 39 28.482 -26 48 51.47 U F52
2022-08-18 06:34:16 C 19 39 28.206 -26 48 51.83 U F52
2022-08-18 06:48:05 C 19 39 27.924 -26 48 52.12 U F52
2022-08-18 07:01:47 C 19 39 27.643 -26 48 52.43 U F52
2022-09-22 05:54:09 C 19 55 57.690 -25 21 17.08 U F52
2022-09-22 06:04:15 C 19 55 58.126 -25 21 14.94 U F52
2022-09-22 06:14:20 C 19 55 58.580 -25 21 12.96 U F52
2022-09-22 06:24:22 C 19 55 59.018 -25 21 11.12 U F52
2024-09-08 11:50:46 C 02 54 29.168 +11 30 12.56 X F52
2024-09-08 12:07:02 C 02 54 29.291 +11 30 11.77 X F52
2024-09-08 12:23:22 C 02 54 29.414 +11 30 11.00 X F52
2024-09-08 12:39:42 C 02 54 29.531 +11 30 10.18 X F52
2024-09-12 11:26:32 C 02 55 03.159 +11 23 35.41 X F52
2024-09-12 11:42:48 C 02 55 03.158 +11 23 34.13 X F52
2024-09-12 11:59:05 C 02 55 03.156 +11 23 33.03 X F52
2024-09-12 12:15:22 C 02 55 03.160 +11 23 31.56 X F52
2024-09-25 11:04:36 C 02 51 44.095 +10 40 17.04 X F52
2024-09-25 11:19:52 C 02 51 43.687 +10 40 14.08 X F52
2024-09-25 11:35:07 C 02 51 43.263 +10 40 11.22 X F52
2024-09-25 11:50:23 C 02 51 42.861 +10 40 08.35 X F52
2024-10-02 10:21:50 C 02 46 23.949 +10 02 59.20 X F52
2024-10-02 10:38:15 C 02 46 23.255 +10 02 55.15 X F52
2024-10-02 10:54:39 C 02 46 22.556 +10 02 51.05 X F52
2024-10-02 11:11:07 C 02 46 21.861 +10 02 46.95 X F52
2024-10-04 08:05:02 C 02 44 29.800 +09 51 08.14 V G96
2024-10-04 08:12:25 C 02 44 29.461 +09 51 06.01 V G96
2024-10-04 08:19:48 C 02 44 29.126 +09 51 04.00 V G96
2024-10-04 08:27:12 C 02 44 28.774 +09 51 02.30 V G96
2024-10-04 16:57:39 C 02 44 06.33 +09 48 45.8 V D29
2024-10-04 17:18:01 C 02 44 05.39 +09 48 40.3 V D29
2024-10-11 09:26:38 C 02 35 54.930 +09 02 05.68 X F52
2024-10-11 09:47:43 C 02 35 53.658 +09 01 59.07 X F52
2024-10-11 10:08:52 C 02 35 52.391 +09 01 52.59 X F52
2024-10-22 10:08:09 C 02 18 33.260 +07 34 11.42 V V00
2024-10-22 10:15:25 C 02 18 32.720 +07 34 08.90 V V00
2024-10-22 10:22:40 C 02 18 32.180 +07 34 06.38 V V00
2024-10-22 10:29:55 C 02 18 31.644 +07 34 03.86 V V00
2024-10-22 15:49:08 C 02 18 09.23 +07 32 14.1 V D29
2024-10-22 16:09:29 C 02 18 07.72 +07 32 07.2 V D29
2024-10-22 16:29:51 C 02 18 06.15 +07 32 00.2 V D29
2024-10-24 07:30:59 C 02 15 16.150 +07 18 38.84 V G96
2024-10-24 07:38:27 C 02 15 15.588 +07 18 36.14 V G96
2024-10-24 07:45:53 C 02 15 15.019 +07 18 33.88 V G96
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)