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
2025-12-17 15:41:57 C 11 06 18.060 -19 40 35.86 X F52
2025-12-21 12:22:39 C 11 13 28.373 -22 18 56.30 V G96
2025-12-21 12:28:50 C 11 13 28.852 -22 19 07.10 V G96
2025-12-21 12:35:04 C 11 13 29.327 -22 19 18.12 V G96
2025-12-21 12:41:16 C 11 13 29.798 -22 19 28.81 V G96
2025-12-23 07:17:57 C 11 16 53.743 -23 35 17.99 V W68
2025-12-23 07:22:39 C 11 16 54.094 -23 35 26.88 V W68
2025-12-23 07:31:37 C 11 16 54.790 -23 35 42.90 V W68
2025-12-23 08:06:54 C 11 16 57.550 -23 36 46.22 V W68
2025-12-26 13:49:50 C 11 23 20.443 -26 00 56.16 V T05
2025-12-26 13:52:26 C 11 23 20.671 -26 01 00.91 V T05
2025-12-26 13:57:01 C 11 23 21.038 -26 01 09.52 V T05
2025-12-26 14:29:24 C 11 23 23.666 -26 02 11.26 V T05
2025-12-31 00:54:49 C 11 32 38.700 -29 31 09.80 V M22
2025-12-31 01:03:02 C 11 32 39.415 -29 31 24.53 V M22
2025-12-31 01:07:35 C 11 32 39.854 -29 31 35.36 V M22
2025-12-31 01:22:01 C 11 32 41.093 -29 32 04.74 V M22
2026-01-07 12:30:37 C 11 50 10.968 -35 56 48.98 V T05
2026-01-07 12:35:55 C 11 50 11.561 -35 57 01.08 V T05
2026-01-07 12:45:07 C 11 50 12.451 -35 57 22.07 V T05
2026-01-07 13:00:14 C 11 50 14.033 -35 57 56.41 V T05
2026-01-09 01:28:32 C 11 54 12.230 -37 21 14.18 V M22
2026-01-09 01:31:11 C 11 54 12.538 -37 21 20.70 V M22
2026-01-09 01:39:44 C 11 54 13.390 -37 21 40.82 V M22
2026-01-09 01:52:21 C 11 54 14.765 -37 22 09.73 V M22
2026-01-12 06:27:14 C 12 03 11.789 -40 22 50.63 V W68
2026-01-12 06:31:11 C 12 03 12.262 -40 23 00.56 V W68
2026-01-12 07:07:15 C 12 03 16.622 -40 24 27.83 V W68
2026-01-12 07:15:20 C 12 03 17.580 -40 24 47.27 V W68
2026-01-13 01:23:52 C 12 05 33.089 -41 08 40.49 V M22
2026-01-13 01:34:15 C 12 05 34.385 -41 09 05.87 V M22
2026-01-13 01:39:43 C 12 05 35.047 -41 09 19.15 V M22
2026-01-13 01:56:17 C 12 05 37.097 -41 09 59.83 V M22