337866 (2001 WL15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4753903957 ± 1.49e-09
Semi-major axis (a)1.9868176159 AU ± 8.30e-10
Inclination (i)6.94545711° ± 7.82e-07
Long. of Asc. Node (Ω)112.13869063° ± 3.35e-06
Arg. of Perihelion (ω)14.52682324° ± 3.89e-06
Mean Anomaly (M)182.86005738° ± 9.86e-07
Mean Motion (n)0.3519453838°/day ± 2.21e-10
Perihelion dist (q)1.04230360 AU ± 2.98e-09
Aphelion dist (Q)2.93133163 AU ± 3.20e-09
Orbital Period2.80050920 yr ± 1.76e-09
Physical Parameters
H (abs. magnitude)18.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.242″
Uncertainty0
Orbit TypeAmor
MOID0.062542 AU
Observations Used895
Radar Obs Used4
Oppositions10
Arc Total2000-2016
First Observation Used2000-07-31
Last Observation Used2023-10-06
Observations (985)
Date Type RA Dec Mag Band Observatory
2016-03-22 07:41:46 C 13 52 40.19 +22 03 22.1 u H21
2016-03-22 07:44:42 C 13 52 40.04 +22 03 21.0 u H21
2016-03-22 07:47:37 C 13 52 39.88 +22 03 19.7 u H21
2016-03-22 07:50:33 C 13 52 39.71 +22 03 18.9 u H21
2016-03-22 07:53:29 C 13 52 39.55 +22 03 17.8 u H21
2016-03-22 07:56:30 C 13 52 39.39 +22 03 16.6 u H21
2016-03-23 02:59:07 C 13 51 48.12 +21 56 20.0 o W55
2016-03-23 03:19:27 C 13 51 47.08 +21 56 13.1 o W55
2016-03-23 03:43:21 C 13 51 45.83 +21 56 05.1 o W55
2016-03-26 01:44:04 C 13 48 24.68 +21 28 44.3 L04
2016-03-26 01:54:35 C 13 48 24.13 +21 28 40.3 L04
2016-03-26 05:32:44 C 13 48 15.12 +21 27 13.1 u H21
2016-03-26 05:35:40 C 13 48 14.97 +21 27 12.0 u H21
2016-03-26 05:38:36 C 13 48 14.80 +21 27 10.9 u H21
2016-03-26 05:41:33 C 13 48 14.64 +21 27 09.7 u H21
2016-03-26 05:44:29 C 13 48 14.48 +21 27 08.5 u H21
2016-03-26 05:47:26 C 13 48 14.32 +21 27 07.3 u H21
2016-03-26 05:50:22 C 13 48 14.16 +21 27 06.3 u H21
2016-03-26 05:53:18 C 13 48 13.99 +21 27 05.1 u H21
2016-03-26 05:56:14 C 13 48 13.84 +21 27 04.0 u H21
2016-03-26 05:59:10 C 13 48 13.68 +21 27 02.8 u H21
2016-03-26 06:02:05 C 13 48 13.52 +21 27 01.6 u H21
2016-03-26 06:05:01 C 13 48 13.37 +21 27 00.4 u H21
2016-03-26 06:08:08 C 13 48 13.19 +21 26 59.2 u H21
2016-03-27 00:13:38 C 13 47 20.58 +21 19 21.6 q B88
2016-03-27 01:01:32 C 13 47 17.96 +21 18 59.9 q B88
2016-03-27 01:49:25 C 13 47 15.33 +21 18 39.2 q B88
2016-03-27 02:12:23 C 13 47 14.01 +21 18 29.2 q 160
2016-03-27 02:14:36 C 13 47 13.86 +21 18 28.1 q 160
2016-03-27 02:16:49 C 13 47 13.74 +21 18 27.5 q 160
2016-03-27 02:45:00 C 13 47 12.30 +21 18 14.8 q B88
2016-03-27 08:22:20 C 13 46 56.24 +21 15 52.7 u H21
2016-03-27 08:24:37 C 13 46 56.11 +21 15 51.7 u H21
2016-03-27 08:26:41 C 13 46 56.00 +21 15 50.9 u H21
2016-03-27 08:28:45 C 13 46 55.90 +21 15 50.1 u H21
2016-03-27 08:30:50 C 13 46 55.79 +21 15 49.1 u H21
2016-03-27 08:32:54 C 13 46 55.67 +21 15 48.1 u H21
2016-03-27 08:34:52 C 13 46 55.56 +21 15 47.4 u H21
2016-03-27 08:36:56 C 13 46 55.44 +21 15 46.3 u H21
2016-03-27 10:20:34 C 13 46 50.29 +21 15 05.5 u 926
2016-03-27 10:47:20 C 13 46 48.78 +21 14 53.2 u 926
2016-03-27 11:13:44 C 13 46 47.34 +21 14 41.4 u 926
2016-03-28 12:01:12 C 13 45 36.22 +21 03 52.9 L T05
2016-03-28 12:05:33 C 13 45 35.98 +21 03 50.6 L T05
2016-03-28 12:49:37 C 13 45 33.45 +21 03 30.3 L T05
2016-03-28 13:23:16 C 13 45 31.54 +21 03 14.7 L T05
2016-04-01 07:34:04 C 13 41 11.41 +20 20 14.1 q 703
2016-04-01 07:42:00 C 13 41 11.00 +20 20 07.8 q 703
2016-04-01 07:50:38 C 13 41 10.55 +20 20 03.9 q 703
2016-04-01 07:51:22 C 13 41 10.53 +20 20 03.1 q 703
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-01-12 12:30:00 80747630.415 20 us 8560 -14 -14
2016-01-13 03:58:00 80482301.07 4 us 2380 -1 -1
2016-01-14 08:12:00 80246718.42 0.5 us 2380 -1 -1
2016-01-15 08:00:00 80315909.87 0.5 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)