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
2019-10-05 02:14:26 S 16 09 08.532 +56 02 23.28 V C57
2019-10-05 02:14:26 s 1 -193415.39 6 +190072.95 3470.0 C57
2019-10-05 02:44:26 S 16 09 17.861 +56 03 20.20 V C57
2019-10-05 02:44:26 s 1 -193524.03 0 +188108.54 5760.0 C57
2019-10-05 03:14:26 S 16 09 26.357 +56 04 11.82 V C57
2019-10-05 03:14:26 s 1 -193620.58 9 +186132.38 6830.0 C57
2019-10-05 04:14:26 S 16 09 45.406 +56 06 04.79 V C57
2019-10-05 04:14:26 s 1 -193776.77 8 +182144.69 3360.0 C57
2019-10-05 07:14:26 S 16 10 37.270 +56 11 21.62 V C57
2019-10-05 07:14:26 s 1 -193936.55 8 +169895.73 420.0 C57
2019-10-05 09:44:26 S 16 11 22.970 +56 15 57.13 V C57
2019-10-05 09:44:26 s 1 -193691.99 7 +159356.20 1180.0 C57
2019-10-05 10:14:26 S 16 11 31.687 +56 16 50.27 V C57
2019-10-05 10:14:26 s 1 -193599.27 8 +157211.62 8340.0 C57
2019-10-05 11:14:26 S 16 11 49.769 +56 18 37.48 V C57
2019-10-05 11:14:26 s 1 -193368.15 1 +152885.52 2370.0 C57
2019-10-05 12:44:26 S 16 12 16.786 +56 21 20.41 V C57
2019-10-05 12:44:26 s 1 -192903.48 3 +146303.50 2020.0 C57
2019-10-05 13:14:26 S 16 12 25.574 +56 22 11.71 V C57
2019-10-05 13:14:26 s 1 -192716.08 7 +144084.60 9230.0 C57
2019-10-05 13:44:26 S 16 12 34.562 +56 23 06.36 V C57
2019-10-05 13:44:26 s 1 -192511.98 2 +141853.20 2150.0 C57
2019-10-05 15:14:26 S 16 13 01.634 +56 25 49.48 V C57
2019-10-05 15:14:26 s 1 -191796.54 9 +135083.77 7030.0 C57
2019-10-05 18:14:26 S 16 13 55.644 +56 31 12.04 V C57
2019-10-05 18:14:26 s 1 -189873.94 7 +121204.20 5380.0 C57
2019-10-05 19:14:26 S 16 14 13.219 +56 32 55.39 V C57
2019-10-05 19:14:26 s 1 -189077.61 8 +116476.22 5070.0 C57
2019-10-05 21:14:26 S 16 14 48.439 +56 36 24.84 V C57
2019-10-05 21:14:26 s 1 -187234.11 9 +106867.69 9310.0 C57
2019-10-06 02:08:00 C 16 15 01.04 +56 43 29.7 V G96
2019-10-06 02:15:40 C 16 15 03.43 +56 43 41.6 V G96
2019-10-06 02:23:21 C 16 15 05.81 +56 43 53.7 V G96
2019-10-06 02:31:00 C 16 15 08.23 +56 44 05.4 V G96
2019-10-06 02:44:26 S 16 16 27.118 +56 46 12.50 V C57
2019-10-06 02:44:26 s 1 -180237.91 2 +79401.599 2500.0 C57
2019-10-06 03:14:26 S 16 16 34.728 +56 46 54.41 V C57
2019-10-06 03:14:26 s 1 -179446.02 7 +76830.042 8250.0 C57
2019-10-06 05:14:26 S 16 17 10.973 +56 50 27.42 V C57
2019-10-06 05:14:26 s 1 -175988.26 8 +66423.354 3560.0 C57
2019-10-06 05:44:26 S 16 17 19.447 +56 51 19.98 V C57
2019-10-06 05:44:26 s 1 -175048.03 1 +63792.145 990.0 C57
2019-10-06 05:47:44 C 16 16 10.58 +56 49 21.2 V T08
2019-10-06 05:51:55 C 16 16 11.88 +56 49 27.6 V T08
2019-10-06 06:01:57 C 16 16 15.06 +56 49 43.1 V T08
2019-10-06 06:14:26 S 16 17 27.725 +56 52 12.00 V C57
2019-10-06 06:14:26 s 1 -174076.10 5 +61149.396 840.0 C57
2019-10-06 06:16:10 C 16 16 19.53 +56 50 04.7 V T08
2019-10-07 02:12:07 C 16 22 46.53 +57 21 04.6 V 703
2019-10-07 02:19:50 C 16 22 49.03 +57 21 16.0 V 703