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
2016-12-05 04:27:29 C 02 34 37.74 +24 36 45.7 V 703
2016-12-05 04:34:51 C 02 34 40.40 +24 37 09.7 V 703
2016-12-05 04:42:12 C 02 34 43.09 +24 37 33.4 V 703
2016-12-06 02:52:22 C 02 42 40.14 +25 41 21.5 R G45
2016-12-06 02:52:40 C 02 42 40.21 +25 41 22.4 R G45
2016-12-06 02:59:28 C 02 42 42.36 +25 41 40.1 R G45
2016-12-06 02:59:46 C 02 42 42.45 +25 41 40.7 R G45
2016-12-06 03:07:49 C 02 42 44.95 +25 42 02.2 R G45
2016-12-06 03:14:46 C 02 42 47.12 +25 42 20.7 R G45
2016-12-06 03:23:30 C 02 42 49.83 +25 42 43.7 R G45
2016-12-06 03:29:52 C 02 42 51.83 +25 43 00.4 R G45
2016-12-06 22:15:06 C 02 48 37.76 +26 27 23.8 q 246
2016-12-06 22:15:47 C 02 48 37.94 +26 27 25.8 q 246
2016-12-06 22:16:03 C 02 48 38.03 +26 27 25.9 q 246
2016-12-06 22:16:45 C 02 48 38.22 +26 27 27.4 q 246
2016-12-06 22:16:58 C 02 48 38.29 +26 27 27.8 q 246
2016-12-06 22:17:22 C 02 48 38.40 +26 27 28.6 q 246
2016-12-06 22:17:55 C 02 48 38.56 +26 27 30.3 q 246
2016-12-06 22:18:45 C 02 48 38.82 +26 27 31.3 q 246
2016-12-06 23:16:38 C 02 48 55.10 +26 29 42.9 q C77
2016-12-06 23:19:12 C 02 48 56.19 +26 29 48.7 q I93
2016-12-06 23:25:13 C 02 48 57.87 +26 30 01.8 q I93
2016-12-06 23:27:16 C 02 48 58.02 +26 30 05.2 q C77
2016-12-06 23:30:09 C 02 48 59.22 +26 30 12.4 q I93
2016-12-06 23:38:07 C 02 49 01.00 +26 30 28.0 q C77
2016-12-06 23:45:10 C 02 49 03.02 +26 30 35.1 S 033
2016-12-06 23:49:14 C 02 49 04.16 +26 30 43.7 S 033
2016-12-06 23:53:19 C 02 49 05.31 +26 30 52.4 S 033
2016-12-07 00:29:26 C 02 49 15.38 +26 32 08.2 S 033
2016-12-07 00:33:32 C 02 49 16.53 +26 32 16.9 S 033
2016-12-07 00:37:37 C 02 49 17.66 +26 32 25.3 S 033
2016-12-07 03:32:41 C 02 50 11.82 +26 39 05.5 o 926
2016-12-07 03:40:21 C 02 50 13.90 +26 39 21.9 o 926
2016-12-07 03:48:02 C 02 50 15.87 +26 39 38.0 o 926
2016-12-07 17:21:17 C 02 53 57.10 +27 06 08.2 U 204
2016-12-07 17:25:48 C 02 53 58.26 +27 06 16.8 U 204
2016-12-07 17:30:13 C 02 53 59.37 +27 06 25.6 U 204
2016-12-07 17:33:57 C 02 54 00.29 +27 06 32.7 q K38
2016-12-07 17:35:12 C 02 54 00.60 +27 06 35.0 U 204
2016-12-07 17:39:39 C 02 54 01.73 +27 06 43.8 U 204
2016-12-07 18:04:18 C 02 54 07.86 +27 07 32.1 q K38
2016-12-07 18:22:50 C 02 54 12.94 +27 08 09.7 t B49
2016-12-07 18:26:24 C 02 54 13.81 +27 08 16.9 t B49
2016-12-07 18:34:06 C 02 54 15.72 +27 08 31.8 t B49
2016-12-07 18:34:46 C 02 54 15.44 +27 08 30.5 q K38
2016-12-07 19:47:31 C 02 54 33.24 +27 10 52.2 q 160
2016-12-07 19:47:55 C 02 54 33.37 +27 10 53.0 q 160
2016-12-07 19:51:32 C 02 54 34.16 +27 10 59.0 q 160
2016-12-07 19:55:34 C 02 54 35.14 +27 11 06.6 q 160
2016-12-07 19:59:35 C 02 54 36.02 +27 11 13.5 q 160