2016 XC18

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6694425646 ± 8.63e-08
Semi-major axis (a)2.0520918855 AU ± 1.78e-08
Inclination (i)8.92743104° ± 2.18e-05
Long. of Asc. Node (Ω)64.60417776° ± 2.17e-05
Arg. of Perihelion (ω)279.78296695° ± 2.24e-05
Mean Anomaly (M)36.19708111° ± 1.14e-05
Mean Motion (n)0.3352872753°/day ± 4.36e-09
Perihelion dist (q)0.67833423 AU ± 1.77e-07
Aphelion dist (Q)3.42584954 AU ± 1.80e-07
Orbital Period2.93964715 yr ± 3.82e-08
Physical Parameters
H (abs. magnitude)21.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.274″
Uncertainty0
Orbit TypeApollo
MOID0.007225 AU
Observations Used128
Oppositions6
Arc Total2016-2025
First Observation Used2016-12-05
Last Observation Used2025-06-07
Observations (132)
Date Type RA Dec Mag Band Observatory
2016-12-07 20:34:09 C 02 54 45.07 +27 12 16.6 U 958
2016-12-07 20:43:58 C 02 54 47.45 +27 12 34.4 U 958
2016-12-07 20:53:47 C 02 54 49.78 +27 12 52.5 U 958
2016-12-07 21:04:36 C 02 54 51.67 +27 13 12.7 18.5 q 104
2016-12-07 21:13:02 C 02 54 53.68 +27 13 27.9 18.4 q 104
2016-12-07 21:21:31 C 02 54 55.71 +27 13 43.7 18.9 q 104
2016-12-07 21:28:51 C 02 54 57.55 +27 13 55.1 q 203
2016-12-07 21:50:27 C 02 55 02.69 +27 14 34.1 q 203
2016-12-08 05:14:59 C 02 56 51.83 +27 27 41.2 H21
2016-12-08 05:22:01 C 02 56 53.45 +27 27 53.0 H21
2016-12-08 05:29:08 C 02 56 55.10 +27 28 05.0 H21
2016-12-08 08:53:38 C 02 57 42.56 +27 33 48.5 q I52
2016-12-08 08:55:31 C 02 57 43.02 +27 33 51.2 q I52
2016-12-08 08:57:24 C 02 57 43.43 +27 33 54.4 q I52
2016-12-08 09:00:20 C 02 57 44.11 +27 33 59.4 q I52
2016-12-08 11:15:21 C 02 58 20.81 +27 37 48.8 o 300
2016-12-08 11:21:55 C 02 58 22.24 +27 37 59.6 o 300
2016-12-08 11:28:28 C 02 58 23.65 +27 38 10.4 o 300
2016-12-08 11:35:01 C 02 58 25.03 +27 38 20.5 o 300
2016-12-08 11:41:34 C 02 58 26.53 +27 38 31.9 o 300
2016-12-08 17:37:45 C 02 59 49.68 +27 47 40.6 U K38
2016-12-08 18:16:13 C 02 59 58.03 +27 48 42.7 U K38
2016-12-08 19:02:38 C 03 00 07.98 +27 49 56.8 U K38
2016-12-09 04:00:30 C 03 02 05.38 +28 03 33.8 o 291
2016-12-09 04:03:44 C 03 02 06.02 +28 03 38.5 o 291
2016-12-09 04:06:58 C 03 02 06.66 +28 03 43.3 o 291
2016-12-09 10:30:40 C 03 03 27.63 +28 13 34.2 r Q62
2016-12-09 10:53:30 C 03 03 31.97 +28 14 05.7 r Q62
2016-12-09 11:02:49 C 03 03 33.74 +28 14 19.4 r Q62
2016-12-09 11:44:17 C 03 03 41.66 +28 15 15.9 r Q62
2016-12-10 00:25:14 C 03 06 14.68 +28 30 44.8 q I15
2016-12-10 00:33:40 C 03 06 16.21 +28 30 55.8 q I15
2016-12-10 00:42:05 C 03 06 17.69 +28 31 05.9 q I15
2016-12-10 09:00:59 C 03 07 47.64 +28 41 10.9 q I52
2016-12-10 09:03:49 C 03 07 48.18 +28 41 14.1 q I52
2016-12-10 09:06:40 C 03 07 48.69 +28 41 17.2 q I52
2016-12-10 09:09:30 C 03 07 49.21 +28 41 20.2 q I52
2016-12-11 09:42:31 C 03 12 06.52 +29 07 53.9 o 291
2016-12-11 09:51:27 C 03 12 07.95 +29 08 02.0 o 291
2016-12-11 10:00:24 C 03 12 09.38 +29 08 10.4 o 291
2016-12-15 06:08:41 C 03 24 53.71 +30 18 31.2 t 705
2016-12-15 06:10:08 C 03 24 53.89 +30 18 32.0 t 705
2016-12-15 06:11:36 C 03 24 54.01 +30 18 32.8 t 705
2016-12-18 01:50:22 C 03 32 02.35 +30 51 07.4 q G96
2016-12-18 01:56:35 C 03 32 02.92 +30 51 09.7 q G96
2016-12-18 02:02:49 C 03 32 03.48 +30 51 12.5 q G96
2016-12-18 02:08:58 C 03 32 04.08 +30 51 15.6 q G96
2016-12-18 03:40:51 C 03 32 12.00 +30 51 55.3 q I52
2016-12-18 03:45:10 C 03 32 12.40 +30 51 57.0 q I52
2016-12-18 03:49:27 C 03 32 12.76 +30 51 59.0 q I52