512242 (2015 XZ261)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3139835089 ± 3.85e-07
Semi-major axis (a)1.5978274433 AU ± 1.27e-08
Inclination (i)31.46009162° ± 2.01e-05
Long. of Asc. Node (Ω)84.61854138° ± 5.48e-06
Arg. of Perihelion (ω)203.45600586° ± 3.34e-05
Mean Anomaly (M)108.18498102° ± 2.29e-05
Mean Motion (n)0.4879973482°/day ± 5.82e-09
Perihelion dist (q)1.09613598 AU ± 6.15e-07
Aphelion dist (Q)2.09951891 AU ± 6.15e-07
Orbital Period2.01973697 yr ± 2.41e-08
Physical Parameters
H (abs. magnitude)18.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.216″
Uncertainty0
Orbit TypeAmor
MOID0.099329 AU
Observations Used224
Oppositions12
Arc Total2001-2025
First Observation Used2001-12-19
Last Observation Used2025-12-26
Observations (235)
Date Type RA Dec Mag Band Observatory
2015-12-16 06:12:33 C 05 37 54.35 +22 58 18.5 u H21
2015-12-16 06:14:19 C 05 37 54.17 +22 58 19.7 u H21
2015-12-16 08:37:59 C 05 37 41.15 +22 59 59.1 q G96
2015-12-16 08:46:19 C 05 37 40.36 +23 00 04.7 q G96
2015-12-16 08:54:36 C 05 37 39.56 +23 00 12.3 q G96
2015-12-16 09:02:53 C 05 37 38.86 +23 00 16.8 q G96
2015-12-17 05:27:48 C 05 35 48.94 +23 14 17.6 u H21
2015-12-17 05:30:44 C 05 35 48.68 +23 14 19.8 u H21
2015-12-17 05:33:41 C 05 35 48.41 +23 14 21.6 u H21
2015-12-17 05:36:37 C 05 35 48.12 +23 14 23.5 u H21
2015-12-17 05:39:33 C 05 35 47.85 +23 14 25.7 u H21
2015-12-17 05:42:30 C 05 35 47.61 +23 14 27.8 u H21
2015-12-17 05:46:13 C 05 35 47.27 +23 14 30.3 u H21
2015-12-17 08:59:05 C 05 35 29.72 +23 16 42.4 q I52
2015-12-17 09:03:11 C 05 35 29.35 +23 16 46.1 q I52
2015-12-17 22:26:05 C 05 34 17.44 +23 25 50.8 o B67
2015-12-17 22:43:58 C 05 34 15.79 +23 26 03.2 o B67
2015-12-17 23:01:52 C 05 34 14.15 +23 26 14.7 o B67
2015-12-19 05:58:25 C 05 31 27.43 +23 47 06.0 u H21
2015-12-19 06:01:22 C 05 31 27.17 +23 47 07.9 u H21
2015-12-19 06:04:18 C 05 31 26.90 +23 47 10.0 u H21
2015-12-19 06:07:15 C 05 31 26.61 +23 47 11.8 u H21
2015-12-19 06:10:11 C 05 31 26.35 +23 47 13.9 u H21
2015-12-19 06:13:07 C 05 31 26.09 +23 47 15.8 u H21
2015-12-19 06:16:02 C 05 31 25.82 +23 47 17.8 u H21
2015-12-19 06:19:27 C 05 31 25.50 +23 47 20.0 u H21
2015-12-21 03:47:19 C 05 27 22.33 +24 17 21.4 o 926
2015-12-21 04:14:26 C 05 27 19.83 +24 17 38.4 o 926
2015-12-28 11:15:31 C 05 12 14.95 +26 05 17.2 o 291
2015-12-28 11:25:00 C 05 12 14.17 +26 05 22.6 o 291
2015-12-28 11:34:29 C 05 12 13.31 +26 05 27.4 o 291
2016-01-03 08:05:17 C 05 01 16.39 +27 21 48.7 t 705
2016-01-03 08:07:09 C 05 01 16.24 +27 21 49.9 t 705
2016-01-03 08:09:01 C 05 01 16.11 +27 21 50.7 t 705
2016-01-04 07:43:58 C 04 59 33.94 +27 33 44.9 t 705
2016-01-04 07:45:51 C 04 59 33.81 +27 33 45.8 t 705
2016-01-04 07:47:43 C 04 59 33.67 +27 33 46.8 t 705
2016-01-16 05:25:15 C 04 42 42.830 +29 39 12.16 L F51
2016-01-16 05:42:19 C 04 42 42.034 +29 39 18.57 L F51
2016-01-16 05:59:40 C 04 42 41.230 +29 39 25.40 L F51
2016-02-06 00:52:17 C 04 31 17.90 +32 19 50.1 u H21
2016-02-06 01:16:07 C 04 31 17.82 +32 19 57.0 u H21
2016-02-06 01:42:29 C 04 31 17.74 +32 20 04.2 u H21
2016-03-05 05:01:38 C 04 46 10.16 +35 04 37.9 o 291
2016-03-05 05:20:37 C 04 46 10.88 +35 04 41.7 o 291
2016-03-26 03:00:31 C 05 12 33.81 +36 44 20.5 o 695
2016-03-26 03:09:50 C 05 12 34.38 +36 44 22.2 o 695
2016-03-26 03:19:09 C 05 12 34.97 +36 44 23.7 o 695
2017-12-14 07:22:30 C 05 26 23.77 +20 15 18.1 U G96
2017-12-14 07:30:00 C 05 26 23.07 +20 15 23.1 U G96