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
2019-09-22 05:52:41 C 14 48 15.74 +45 09 38.3 V T05
2019-09-22 06:00:40 C 14 48 17.44 +45 09 57.7 V T05
2019-09-22 06:17:15 C 14 48 20.96 +45 10 38.7 V T05
2019-09-25 12:44:27 S 15 05 38.081 +48 14 30.95 V C57
2019-09-25 12:44:27 s 1 +145310.98 8 +54459.695 1330.0 C57
2019-09-25 13:44:27 S 15 05 54.806 +48 16 50.20 V C57
2019-09-25 13:44:27 s 1 +146839.62 9 +60701.984 10.0 C57
2019-09-25 14:14:27 S 15 06 01.558 +48 17 44.09 V C57
2019-09-25 14:14:27 s 1 +147539.93 7 +63796.983 6830.0 C57
2019-09-25 14:44:27 S 15 06 09.019 +48 18 50.76 V C57
2019-09-25 14:44:27 s 1 +148199.20 0 +66874.164 9770.0 C57
2019-09-25 16:44:27 S 15 06 38.758 +48 23 00.13 V C57
2019-09-25 16:44:27 s 1 +150448.56 3 +79000.192 5900.0 C57
2019-09-25 17:14:27 S 15 06 46.637 +48 24 06.88 V C57
2019-09-25 17:14:27 s 1 +150919.32 9 +81985.143 5880.0 C57
2019-09-25 18:14:27 S 15 07 00.818 +48 26 02.54 V C57
2019-09-25 18:14:27 s 1 +151757.94 5 +87898.277 490.0 C57
2019-09-25 19:44:27 S 15 07 24.749 +48 29 26.20 V C57
2019-09-25 19:44:27 s 1 +152772.24 8 +96624.878 7410.0 C57
2019-09-25 20:14:27 S 15 07 31.380 +48 30 22.21 V C57
2019-09-25 20:14:27 s 1 +153048.81 4 +99495.383 9400.0 C57
2019-09-25 20:44:27 S 15 07 38.858 +48 31 28.88 V C57
2019-09-25 20:44:27 s 1 +153295.95 7 +102346.66 30.0 C57
2019-09-25 22:44:27 S 15 08 09.691 +48 35 47.80 V C57
2019-09-25 22:44:27 s 1 +154005.23 6 +113559.57 1510.0 C57
2019-09-25 23:14:27 S 15 08 16.123 +48 36 40.32 V C57
2019-09-25 23:14:27 s 1 +154116.25 2 +116314.83 6660.0 C57
2019-09-26 01:14:27 S 15 08 48.166 +48 41 09.89 V C57
2019-09-26 01:14:27 s 1 +154314.54 1 +127145.11 2060.0 C57
2019-09-26 01:44:27 S 15 08 55.421 +48 42 12.02 V C57
2019-09-26 01:44:27 s 1 +154305.65 1 +129805.26 8190.0 C57
2019-09-26 03:44:27 S 15 09 26.359 +48 46 32.27 V C57
2019-09-26 03:44:27 s 1 +154052.75 4 +140258.15 9540.0 C57
2019-09-26 04:14:27 S 15 09 33.274 +48 47 30.30 V C57
2019-09-26 04:14:27 s 1 +153937.73 7 +142824.82 6450.0 C57
2019-09-26 04:44:27 S 15 09 41.210 +48 48 38.84 V C57
2019-09-26 04:44:27 s 1 +153802.96 5 +145373.04 9800.0 C57
2019-09-26 05:14:27 S 15 09 48.096 +48 49 34.36 V C57
2019-09-26 05:14:27 s 1 +153648.89 5 +147902.88 900.0 C57
2019-09-26 06:44:27 S 15 10 12.055 +48 52 51.46 V C57
2019-09-26 06:44:27 s 1 +153075.24 6 +155383.03 3460.0 C57
2019-09-26 07:14:27 S 15 10 19.214 +48 53 55.46 V C57
2019-09-26 07:14:27 s 1 +152848.27 2 +157840.27 8130.0 C57
2019-09-26 07:44:27 S 15 10 26.374 +48 54 55.37 V C57
2019-09-26 07:44:27 s 1 +152604.08 4 +160279.58 6650.0 C57
2019-09-26 09:14:27 S 15 10 49.750 +48 58 10.92 V C57
2019-09-26 09:14:27 s 1 +151771.98 6 +167490.95 6390.0 C57
2019-09-26 09:44:27 S 15 10 57.622 +48 59 17.56 V C57
2019-09-26 09:44:27 s 1 +151462.64 3 +169859.53 1230.0 C57
2019-09-26 10:14:27 S 15 11 05.342 +49 00 23.76 V C57