IAA RAS IAA Minor Planet Database

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
2016-02-03 02:09:55 C 03 45 58.24 +12 35 13.3 – q H45
2016-02-03 02:10:20 S 03 45 58.843 +12 35 20.08 – L C51
2016-02-03 02:11:42 C 03 45 58.55 +12 35 11.3 – q H45
2016-02-03 02:14:46 C 03 45 59.09 +12 35 07.1 – q H45
2016-02-03 02:16:08 C 03 45 59.35 +12 35 06.5 – q H45
2016-02-03 03:02:20 C 03 46 08.03 +12 34 11.9 – u 926
2016-02-03 03:12:17 C 03 46 09.79 +12 34 00.1 – u 926
2016-02-03 03:24:36 C 03 46 12.00 +12 33 45.3 – u 926
2016-02-03 03:44:47 S 03 46 16.06 +12 33 31.1 – L C51
2016-02-03 06:53:28 S 03 46 50.92 +12 29 44.4 – L C51
2016-02-03 06:53:39 S 03 46 51.01 +12 29 44.1 – L C51
2016-02-03 08:27:54 S 03 47 08.37 +12 27 51.9 – L C51
2016-02-03 10:02:20 S 03 47 25.64 +12 26 00.2 – L C51
2016-02-03 13:11:01 S 03 48 00.34 +12 22 16.5 – L C51
2016-02-03 14:45:27 S 03 48 17.69 +12 20 25.1 – L C51
2016-02-03 16:19:53 S 03 48 35.05 +12 18 33.0 – L C51
2016-02-03 19:28:34 S 03 49 09.660 +12 14 50.82 – L C51
2016-02-03 21:03:00 S 03 49 27.02 +12 12 59.0 – L C51
2016-02-03 22:37:26 S 03 49 44.31 +12 11 08.1 – L C51
2016-02-04 01:46:07 S 03 50 18.847 +12 07 26.54 – L C51
2016-02-04 02:29:23 C 03 50 26.22 +12 06 26.1 – q H45
2016-02-04 02:31:56 C 03 50 26.68 +12 06 22.7 – q H45
2016-02-04 02:33:33 C 03 50 26.94 +12 06 21.2 – q H45
2016-02-04 02:34:57 C 03 50 27.19 +12 06 19.9 – q H45
2016-02-04 02:36:39 C 03 50 27.48 +12 06 17.6 – q H45
2016-02-04 02:38:35 C 03 50 27.86 +12 06 15.2 – q H45
2016-02-04 02:52:52 C 03 50 30.82 +12 05 59.9 – u 926
2016-02-04 03:01:36 C 03 50 32.35 +12 05 49.5 – u 926
2016-02-04 03:10:23 C 03 50 33.92 +12 05 39.8 – u 926
2016-02-04 04:54:59 S 03 50 53.50 +12 03 43.5 – L C51
2016-02-04 06:29:26 S 03 51 10.76 +12 01 56.0 – L C51
2016-02-04 09:38:06 S 03 51 45.178 +11 58 13.33 – L C51
2016-02-05 01:40:57 C 03 54 40.49 +11 39 25.4 – q H45
2016-02-05 01:43:06 C 03 54 40.92 +11 39 22.7 – q H45
2016-02-05 01:45:56 C 03 54 41.37 +11 39 18.8 – q H45
2016-02-05 01:47:29 C 03 54 41.67 +11 39 17.6 – q H45
2016-02-05 01:49:19 C 03 54 42.02 +11 39 15.8 – q H45
2016-02-05 01:50:48 C 03 54 42.22 +11 39 13.0 – q H45
2016-02-05 02:49:45 C 03 54 53.06 +11 38 07.3 – u 926
2016-02-05 02:58:37 C 03 54 54.63 +11 37 56.8 – u 926
2016-02-05 03:07:26 C 03 54 56.16 +11 37 46.6 – u 926
2016-02-06 02:43:01 C 03 59 12.97 +11 10 45.7 – u 926
2016-02-06 02:51:50 C 03 59 14.50 +11 10 36.2 – u 926
2016-02-06 03:00:40 C 03 59 16.05 +11 10 25.8 – u 926
2016-02-07 02:52:58 C 04 03 33.80 +10 43 32.2 – q H45
2016-02-07 02:55:18 C 04 03 34.20 +10 43 29.6 – q H45
2016-02-07 02:56:49 C 04 03 34.44 +10 43 27.3 – q H45
2016-02-07 02:58:18 C 04 03 34.68 +10 43 26.2 – q H45
2016-02-07 02:59:55 C 04 03 34.97 +10 43 24.8 – q H45
2016-02-07 03:10:55 C 04 03 36.96 +10 43 11.7 – q H45