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
2015-12-07 19:33:49 C 23 45 25.83 +40 24 47.1 q 587
2015-12-07 19:39:44 C 23 45 26.41 +40 24 41.7 q 587
2015-12-07 19:45:06 C 23 45 26.98 +40 24 36.7 q 587
2015-12-08 02:39:42 C 23 46 14.51 +40 18 15.8 u 926
2015-12-08 02:57:20 C 23 46 16.46 +40 17 58.9 u 926
2015-12-08 03:12:04 C 23 46 18.03 +40 17 45.1 u 926
2015-12-08 23:49:36 C 23 48 42.41 +39 58 17.3 u H21
2015-12-08 23:51:27 C 23 48 42.60 +39 58 15.3 u H21
2015-12-08 23:53:22 C 23 48 42.83 +39 58 13.7 u H21
2015-12-09 00:00:08 C 23 48 43.58 +39 58 07.5 u H21
2015-12-09 00:03:45 C 23 48 43.99 +39 58 04.2 u H21
2015-12-09 00:07:27 C 23 48 44.39 +39 58 01.0 u H21
2015-12-09 00:11:19 C 23 48 44.84 +39 57 57.2 u H21
2015-12-09 00:14:57 C 23 48 45.24 +39 57 53.8 u H21
2015-12-09 00:18:15 C 23 48 45.60 +39 57 50.6 u H21
2015-12-09 17:20:42 C 23 50 47.55 +39 41 37.3 t 511
2015-12-09 17:21:18 C 23 50 47.62 +39 41 36.8 t 511
2015-12-09 17:22:06 C 23 50 47.72 +39 41 35.8 t 511
2015-12-09 17:22:40 C 23 50 47.78 +39 41 35.5 t 511
2015-12-09 17:23:54 C 23 50 47.94 +39 41 34.3 t 511
2015-12-09 17:24:28 C 23 50 47.99 +39 41 33.5 t 511
2015-12-09 17:26:26 C 23 50 48.22 +39 41 31.7 t 511
2015-12-09 17:27:33 C 23 50 48.34 +39 41 30.9 t 511
2015-12-09 17:28:39 C 23 50 48.44 +39 41 29.9 t 511
2015-12-09 17:29:45 C 23 50 48.58 +39 41 28.6 t 511
2015-12-09 17:30:52 C 23 50 48.71 +39 41 27.8 t 511
2015-12-09 17:47:08 C 23 50 50.56 +39 41 12.2 t 511
2015-12-09 17:48:15 C 23 50 50.70 +39 41 11.2 t 511
2015-12-09 17:49:22 C 23 50 50.82 +39 41 10.0 t 511
2015-12-09 17:50:28 C 23 50 50.95 +39 41 09.1 t 511
2015-12-09 17:51:34 C 23 50 51.07 +39 41 08.1 t 511
2015-12-09 17:52:08 C 23 50 51.14 +39 41 07.5 t 511
2015-12-09 17:53:35 C 23 50 51.30 +39 41 06.2 t 511
2015-12-09 17:54:41 C 23 50 51.42 +39 41 05.1 t 511
2015-12-09 17:55:47 C 23 50 51.54 +39 41 04.0 t 511
2015-12-09 17:56:54 C 23 50 51.67 +39 41 03.0 t 511
2015-12-09 17:57:59 C 23 50 51.80 +39 41 01.9 t 511
2015-12-09 18:04:38 C 23 50 52.56 +39 40 55.7 t 511
2015-12-09 18:05:44 C 23 50 52.68 +39 40 54.7 t 511
2015-12-09 18:06:50 C 23 50 52.80 +39 40 53.6 t 511
2015-12-09 18:07:56 C 23 50 52.93 +39 40 52.5 t 511
2015-12-09 18:09:03 C 23 50 53.06 +39 40 51.5 t 511
2015-12-09 20:45:20 C 23 51 10.93 +39 38 20.0 t 511
2015-12-09 20:46:26 C 23 51 11.07 +39 38 18.8 t 511
2015-12-09 20:48:20 C 23 51 11.29 +39 38 17.0 t 511
2015-12-09 20:49:26 C 23 51 11.40 +39 38 15.9 t 511
2015-12-09 23:55:26 C 23 51 35.13 +39 35 22.2 u H21
2015-12-09 23:58:20 C 23 51 35.49 +39 35 19.7 u H21
2015-12-10 00:01:21 C 23 51 35.82 +39 35 17.0 u H21
2015-12-10 00:04:21 C 23 51 36.17 +39 35 14.1 u H21