2015 XR128

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3206167965 ± 3.20e-08
Semi-major axis (a)1.6504708070 AU ± 2.85e-08
Inclination (i)15.53442459° ± 3.13e-06
Long. of Asc. Node (Ω)286.32764968° ± 6.33e-06
Arg. of Perihelion (ω)171.84415106° ± 1.34e-05
Mean Anomaly (M)231.98790314° ± 4.87e-05
Mean Motion (n)0.4648280000°/day ± 1.20e-08
Perihelion dist (q)1.12130200 AU ± 5.62e-08
Aphelion dist (Q)2.17963980 AU ± 6.48e-08
Orbital Period2.12037080 yr ± 5.49e-08
Physical Parameters
H (abs. magnitude)19.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.253″
Uncertainty0
Orbit TypeAmor
MOID0.139438 AU
Observations Used485
Oppositions4
Arc Total2015-2021
First Observation Used
Last Observation Used2021-07-09
Observations (614)
Date Type RA Dec Mag Band Observatory
2021-07-09 11:15:52 C 20 09 36.178 -15 44 51.34 U F51
2021-07-09 11:31:50 C 20 09 35.124 -15 44 48.65 U F51
2021-07-09 11:47:44 C 20 09 34.060 -15 44 46.11 U F51
2015-12-08 11:56:44 C 05 39 31.019 +21 16 54.88 L F51
2015-12-08 12:14:00 C 05 39 29.833 +21 17 06.61 L F51
2015-12-08 12:48:14 C 05 39 27.464 +21 17 30.41 L F51
2015-12-09 12:08:22 C 05 37 53.952 +21 33 39.90 L F51
2015-12-09 12:28:20 C 05 37 52.557 +21 33 53.61 L F51
2015-12-09 12:48:18 C 05 37 51.171 +21 34 07.13 L F51
2015-12-09 13:08:18 C 05 37 49.779 +21 34 21.01 L F51
2015-12-18 06:06:22 C 05 23 26.82 +23 56 13.1 q G96
2015-12-18 06:14:54 C 05 23 26.22 +23 56 18.0 q G96
2015-12-18 06:23:24 C 05 23 25.67 +23 56 23.9 q G96
2015-12-18 06:31:56 C 05 23 25.02 +23 56 29.9 q G96