137084 (1998 XS16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4965944426 ± 2.25e-08
Semi-major axis (a)1.2122391473 AU ± 5.56e-10
Inclination (i)26.55930199° ± 2.65e-06
Long. of Asc. Node (Ω)272.97685443° ± 3.59e-06
Arg. of Perihelion (ω)358.34109094° ± 4.01e-06
Mean Anomaly (M)253.89618035° ± 3.80e-06
Mean Motion (n)0.7384648343°/day ± 5.08e-10
Perihelion dist (q)0.61024792 AU ± 2.73e-08
Aphelion dist (Q)1.81423037 AU ± 2.73e-08
Orbital Period1.33469630 yr ± 9.18e-10
Physical Parameters
H (abs. magnitude)16.47
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.360″
Uncertainty0
Orbit TypeApollo
MOID0.407364 AU
Observations Used2535
Gaia Obs Used55
Oppositions6
Arc Total1994-2016
First Observation Used1994-12-03
Last Observation Used2026-01-13
Observations (3383)
Date Type RA Dec Mag Band Observatory
2015-01-28 07:40:36 C 05 20 11.08 +12 14 44.5 R G45
2015-01-28 21:10:53 C 05 19 29.10 +12 08 56.9 q 160
2015-01-28 21:13:51 C 05 19 28.94 +12 08 55.3 q 160
2015-01-28 21:16:48 C 05 19 28.78 +12 08 54.5 q 160
2015-10-03 19:26:37 C 15 54 23.46 +58 49 57.8 c B82
2015-10-03 19:28:03 C 15 54 23.92 +58 49 59.9 c B82
2015-10-03 19:28:31 C 15 54 24.08 +58 50 00.8 c B82
2015-10-03 19:28:59 C 15 54 24.20 +58 50 01.4 c B82
2015-10-03 19:29:28 C 15 54 24.32 +58 50 02.1 c B82
2015-10-03 19:29:56 C 15 54 24.50 +58 50 02.9 c B82
2015-10-03 19:30:24 C 15 54 24.59 +58 50 04.0 c B82
2015-10-03 19:30:52 C 15 54 24.75 +58 50 04.6 c B82
2015-10-03 19:31:21 C 15 54 24.91 +58 50 05.4 c B82
2015-10-03 19:31:49 C 15 54 25.10 +58 50 06.0 c B82
2015-10-03 19:32:17 C 15 54 25.17 +58 50 07.0 c B82
2015-10-03 19:32:45 C 15 54 25.35 +58 50 08.1 c B82
2015-10-03 19:33:14 C 15 54 25.50 +58 50 08.5 c B82
2015-10-03 19:33:42 C 15 54 25.64 +58 50 09.4 c B82
2015-10-03 19:34:10 C 15 54 25.76 +58 50 10.3 c B82
2015-10-03 19:34:39 C 15 54 25.92 +58 50 11.0 c B82
2015-10-03 19:35:07 C 15 54 26.05 +58 50 11.6 c B82
2015-10-03 19:35:35 C 15 54 26.20 +58 50 12.8 c B82
2015-10-03 19:36:03 C 15 54 26.33 +58 50 13.2 c B82
2015-10-03 19:36:32 C 15 54 26.51 +58 50 14.3 c B82
2015-10-03 19:37:00 C 15 54 26.65 +58 50 14.8 c B82
2015-10-03 19:37:28 C 15 54 26.80 +58 50 15.6 c B82
2015-10-03 19:37:56 C 15 54 26.93 +58 50 16.7 c B82
2015-10-03 19:38:25 C 15 54 27.08 +58 50 16.9 c B82
2015-10-03 19:39:21 C 15 54 27.35 +58 50 18.5 c B82
2015-10-03 19:39:50 C 15 54 27.54 +58 50 19.6 c B82
2015-10-03 19:40:18 C 15 54 27.67 +58 50 20.5 c B82
2015-10-03 19:40:47 C 15 54 27.81 +58 50 21.3 c B82
2015-10-03 19:41:14 C 15 54 27.98 +58 50 21.9 c B82
2015-10-03 19:42:11 C 15 54 28.24 +58 50 24.0 c B82
2015-10-03 19:42:39 C 15 54 28.38 +58 50 24.2 c B82
2015-10-03 19:43:07 C 15 54 28.55 +58 50 25.1 c B82
2015-10-03 19:44:04 C 15 54 28.81 +58 50 26.8 c B82
2015-10-03 19:44:32 C 15 54 28.97 +58 50 27.2 c B82
2015-10-03 19:45:01 C 15 54 29.12 +58 50 28.4 c B82
2015-10-03 19:45:28 C 15 54 29.26 +58 50 29.0 c B82
2015-10-03 19:45:57 C 15 54 29.41 +58 50 29.6 c B82
2015-10-03 19:46:53 C 15 54 29.70 +58 50 31.4 c B82
2015-10-03 19:47:21 C 15 54 29.87 +58 50 32.4 c B82
2015-10-03 19:47:50 C 15 54 29.98 +58 50 32.9 c B82
2015-10-03 19:48:19 C 15 54 30.16 +58 50 33.5 c B82
2015-10-03 19:48:46 C 15 54 30.29 +58 50 34.6 c B82
2015-10-03 19:49:15 C 15 54 30.42 +58 50 35.4 c B82
2015-10-03 19:49:43 C 15 54 30.57 +58 50 36.4 c B82
2015-10-03 19:50:11 C 15 54 30.72 +58 50 36.8 c B82
2015-10-03 19:50:39 C 15 54 30.86 +58 50 37.6 c B82