2015 WF13

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4587610834 ± 3.08e-07
Semi-major axis (a)1.8571495872 AU ± 1.08e-06
Inclination (i)11.69567317° ± 6.51e-06
Long. of Asc. Node (Ω)71.09774846° ± 2.15e-06
Arg. of Perihelion (ω)359.18742483° ± 2.16e-05
Mean Anomaly (M)337.33620774° ± 1.25e-03
Mean Motion (n)0.3894412468°/day ± 3.39e-07
Perihelion dist (q)1.00516163 AU ± 8.17e-07
Aphelion dist (Q)2.70913754 AU ± 1.67e-06
Orbital Period2.53087286 yr ± 2.20e-06
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.490″
Uncertainty1
Orbit TypeApollo
MOID0.018522 AU
Observations Used198
Radar Obs Used4
Oppositions1
Arc Total2015-2015
First Observation Used2015-11-29
Last Observation Used2015-12-17
Observations (211)
Date Type RA Dec Mag Band Observatory
2015-12-09 19:40:51 C 02 05 32.39 +54 34 13.3 t 511
2015-12-09 19:41:00 C 02 05 32.47 +54 34 16.3 t 511
2015-12-09 19:41:09 C 02 05 32.54 +54 34 19.6 t 511
2015-12-09 19:41:19 C 02 05 32.61 +54 34 22.5 t 511
2015-12-09 19:41:27 C 02 05 32.70 +54 34 25.7 t 511
2015-12-09 19:41:37 C 02 05 32.76 +54 34 28.8 t 511
2015-12-09 19:41:45 C 02 05 32.85 +54 34 31.9 t 511
2015-12-09 19:41:55 C 02 05 32.91 +54 34 34.9 t 511
2015-12-09 19:42:04 C 02 05 32.99 +54 34 38.2 t 511
2015-12-09 19:42:13 C 02 05 33.08 +54 34 41.1 t 511
2015-12-09 19:42:23 C 02 05 33.13 +54 34 44.2 t 511
2015-12-09 19:42:31 C 02 05 33.22 +54 34 47.3 t 511
2015-12-09 19:42:41 C 02 05 33.29 +54 34 50.4 t 511
2015-12-09 19:42:49 C 02 05 33.36 +54 34 53.6 t 511
2015-12-09 19:42:59 C 02 05 33.44 +54 34 56.7 t 511
2015-12-09 19:43:07 C 02 05 33.51 +54 34 59.8 t 511
2015-12-09 19:43:17 C 02 05 33.58 +54 35 02.9 t 511
2015-12-10 20:45:18 C 02 22 26.95 +62 17 35.1 t 511
2015-12-10 20:45:31 C 02 22 27.11 +62 17 38.7 t 511
2015-12-10 20:45:44 C 02 22 27.25 +62 17 42.5 t 511
2015-12-10 20:45:58 C 02 22 27.39 +62 17 46.3 t 511
2015-12-10 20:46:11 C 02 22 27.55 +62 17 50.0 t 511
2015-12-10 20:47:04 C 02 22 28.12 +62 18 04.5 t 511
2015-12-10 20:47:17 C 02 22 28.27 +62 18 08.2 t 511
2015-12-10 20:47:30 C 02 22 28.42 +62 18 11.9 t 511
2015-12-10 20:48:48 C 02 22 29.28 +62 18 33.6 t 511
2015-12-10 20:49:01 C 02 22 29.43 +62 18 37.5 t 511
2015-12-10 20:49:15 C 02 22 29.58 +62 18 41.1 t 511
2015-12-10 20:49:28 C 02 22 29.73 +62 18 44.7 t 511
2015-12-10 20:49:41 C 02 22 29.88 +62 18 48.4 t 511
2015-12-10 20:50:34 C 02 22 30.46 +62 19 03.2 t 511
2015-12-10 20:50:47 C 02 22 30.60 +62 19 06.6 t 511
2015-12-10 20:51:00 C 02 22 30.74 +62 19 10.1 t 511
2015-12-10 20:51:13 C 02 22 30.91 +62 19 14.2 t 511
2015-12-10 20:51:26 C 02 22 31.04 +62 19 17.5 t 511
2015-12-11 02:44:25 C 02 27 31.94 +63 55 32.9 u 926
2015-12-11 02:46:46 C 02 27 33.54 +63 56 11.1 u 926
2015-12-11 02:49:08 C 02 27 35.28 +63 56 49.7 u 926
2015-12-11 02:57:44 C 02 27 41.37 +63 59 08.5 u 926
2015-12-11 03:00:04 C 02 27 42.99 +63 59 46.4 u 926
2015-12-11 03:02:25 C 02 27 44.70 +64 00 24.5 u 926
2015-12-12 06:18:00 C 02 54 21.69 +70 22 21.1 t 705
2015-12-12 06:20:54 C 02 54 24.53 +70 22 55.7 t 705
2015-12-13 05:50:35 C 03 26 38.91 +74 37 17.7 u 926
2015-12-13 05:53:00 C 03 26 42.34 +74 37 40.5 u 926
2015-12-13 05:55:27 C 03 26 45.59 +74 38 03.1 u 926
2015-12-13 09:35:08 C 03 32 06.10 +75 10 18.5 u 926
2015-12-13 09:37:35 C 03 32 10.05 +75 10 38.6 u 926
2015-12-13 09:40:02 C 03 32 13.86 +75 10 59.2 u 926
2015-12-14 03:06:42 C 04 05 34.63 +77 31 09.3 u 926
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-12-06 01:07:00 25165.1434 2 Hz 2380 -1 -1
2015-12-06 01:17:00 28173988.37 4 us 2380 -1 -1
2015-12-07 01:29:00 27723174.28 0.5 us 2380 -1 -1
2015-12-07 01:54:00 27724446.03 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)