2017 WJ16

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2148719201 ± 7.10e-09
Semi-major axis (a)0.8223094180 AU ± 1.13e-09
Inclination (i)5.69149324° ± 3.58e-06
Long. of Asc. Node (Ω)58.73983355° ± 2.27e-06
Arg. of Perihelion (ω)186.90628043° ± 1.12e-05
Mean Anomaly (M)63.26500008° ± 1.44e-05
Mean Motion (n)1.3217806193°/day ± 2.73e-09
Perihelion dist (q)0.64561821 AU ± 5.91e-09
Aphelion dist (Q)0.99900062 AU ± 6.00e-09
Orbital Period0.74568069 yr ± 1.54e-09
Physical Parameters
H (abs. magnitude)24.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.336″
Uncertainty0
Orbit TypeAten
MOID0.007173 AU
Observations Used146
Radar Obs Used2
Oppositions1
Arc Total2017-2020
First Observation Used2017-11-25
Last Observation Used2020-12-04
Observations (151)
Date Type RA Dec Mag Band Observatory
2017-11-25 01:30:37 C 23 04 34.52 -02 24 45.0 U G96
2017-11-25 01:38:15 C 23 04 34.20 -02 24 02.2 U G96
2017-11-25 01:45:52 C 23 04 33.88 -02 23 19.6 U G96
2017-11-25 01:53:30 C 23 04 33.55 -02 22 37.0 U G96
2017-11-25 04:13:03 C 23 04 27.83 -02 09 41.5 U G96
2017-11-25 04:13:37 C 23 04 27.81 -02 09 38.4 U G96
2017-11-25 04:14:13 C 23 04 27.78 -02 09 34.8 U G96
2017-11-25 04:14:47 C 23 04 27.76 -02 09 31.2 U G96
2017-11-25 18:07:45 C 23 04 45.72 -00 56 29.6 U J95
2017-11-25 18:33:39 C 23 04 45.01 -00 54 17.2 U J95
2017-11-25 18:48:21 C 23 04 44.59 -00 53 01.9 U J95
2017-11-26 00:42:14 C 23 04 44.84 -00 18 48.6 U 807
2017-11-26 00:48:21 C 23 04 44.61 -00 18 18.1 U 807
2017-11-26 00:54:32 C 23 04 44.36 -00 17 47.8 U 807
2017-11-26 03:08:52 C 23 04 47.36 -00 10 21.9 U G96
2017-11-26 03:09:27 C 23 04 47.34 -00 10 19.1 U G96
2017-11-26 03:10:03 C 23 04 47.32 -00 10 16.3 U G96
2017-11-26 03:10:38 C 23 04 47.31 -00 10 12.8 U G96
2017-11-26 03:21:44 C 23 04 46.86 -00 09 18.6 U V06
2017-11-26 03:23:13 C 23 04 46.83 -00 09 11.5 U V06
2017-11-26 03:24:33 C 23 04 46.17 -00 09 09.7 U H01
2017-11-26 03:24:42 C 23 04 46.76 -00 09 04.2 U V06
2017-11-26 03:29:35 C 23 04 46.01 -00 08 45.1 U H01
2017-11-26 03:50:23 C 23 04 45.32 -00 07 03.3 U H01
2017-11-26 03:56:00 C 23 04 45.69 -00 06 31.0 U I52
2017-11-26 03:56:36 C 23 04 45.66 -00 06 28.3 U I52
2017-11-26 03:57:11 C 23 04 45.65 -00 06 25.2 U I52
2017-11-26 03:57:48 C 23 04 45.63 -00 06 22.4 U I52
2017-11-26 04:06:03 C 23 04 44.84 -00 05 46.6 U H01
2017-11-27 01:26:28 C 23 05 08.87 +01 33 14.2 U V06
2017-11-27 01:27:17 C 23 05 08.85 +01 33 18.3 U V06
2017-11-27 01:28:07 C 23 05 08.86 +01 33 21.7 U V06
2017-11-27 01:28:56 C 23 05 08.79 +01 33 25.2 U V06
2017-12-07 05:28:16 C 23 08 30.64 +12 50 33.0 o 291
2017-12-07 05:43:10 C 23 08 30.62 +12 50 57.8 o 291
2017-12-20 04:48:44 C 23 13 40.10 +19 10 18.7 o 291
2017-12-20 05:01:12 C 23 13 40.15 +19 10 28.3 o 291
2017-12-20 05:13:40 C 23 13 40.26 +19 10 38.0 o 291
2017-12-25 01:32:47 C 23 15 32.18 +20 41 48.5 o 291
2017-12-25 02:00:08 C 23 15 32.05 +20 42 07.4 o 291
2017-12-30 02:42:45 C 23 17 00.37 +21 59 34.4 o 695
2017-12-30 02:52:25 C 23 17 00.32 +21 59 39.5 o 695
2017-12-30 03:02:06 C 23 17 00.29 +21 59 44.7 o 695
2020-11-16 14:05:29 C 08 40 31.598 +03 52 42.56 U F52
2020-11-16 14:23:04 C 08 40 24.677 +03 54 53.90 U F52
2020-11-16 14:40:45 C 08 40 17.646 +03 57 06.89 U F52
2020-11-16 14:58:30 C 08 40 10.608 +03 59 19.19 U F52
2020-11-17 01:58:38 C 08 36 48.17 +05 23 03.4 V L01
2020-11-17 01:59:22 C 08 36 47.87 +05 23 09.4 V L01
2020-11-17 02:00:30 C 08 36 47.40 +05 23 18.4 V L01
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-11-21 12:20:00 15261898.62 1 us 8560 -14 -14
2020-11-22 12:00:00 14220442.83 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)