516428 (2003 UR12)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5667486355 ± 1.42e-08
Semi-major axis (a)2.4315887258 AU ± 1.16e-09
Inclination (i)60.47327866° ± 7.31e-06
Long. of Asc. Node (Ω)193.99005612° ± 1.38e-06
Arg. of Perihelion (ω)122.22061298° ± 5.42e-06
Mean Anomaly (M)309.63546329° ± 1.72e-06
Mean Motion (n)0.2599423821°/day ± 1.85e-10
Perihelion dist (q)1.05348913 AU ± 3.45e-08
Aphelion dist (Q)3.80968832 AU ± 3.46e-08
Orbital Period3.79171059 yr ± 2.71e-09
Physical Parameters
H (abs. magnitude)17.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.251″
Uncertainty0
Orbit TypeAmor
MOID0.241982 AU
Observations Used463
Oppositions14
Arc Total2003-2022
First Observation Used2003-10-21
Last Observation Used2022-11-14
Observations (495)
Date Type RA Dec Mag Band Observatory
2022-10-23 21:28:43 C 23 33 46.346 -22 31 27.05 V M22
2022-10-23 21:33:20 C 23 33 46.598 -22 31 43.50 V M22
2022-10-23 21:45:50 C 23 33 47.234 -22 32 25.73 V M22
2022-10-23 22:22:19 C 23 33 49.152 -22 34 30.68 V M22
2022-10-25 01:58:12 C 23 35 24.326 -24 04 37.63 V W68
2022-10-25 02:04:16 C 23 35 24.626 -24 04 56.60 V W68
2022-10-25 02:49:00 C 23 35 26.926 -24 07 15.56 V W68
2022-10-25 02:56:28 C 23 35 27.317 -24 07 38.24 V W68
2022-10-26 03:01:53 C 23 36 48.348 -25 19 09.95 V W68
2022-10-26 03:06:09 C 23 36 48.559 -25 19 21.83 V W68
2022-10-26 03:15:14 C 23 36 49.051 -25 19 47.75 V W68
2022-10-26 03:32:33 C 23 36 49.908 -25 20 36.53 V W68
2022-10-27 00:02:24 C 23 37 57.466 -26 16 44.44 V M22
2022-10-27 00:06:28 C 23 37 57.667 -26 16 54.70 V M22
2022-10-27 00:16:51 C 23 37 58.248 -26 17 22.02 V M22
2022-10-27 00:57:36 C 23 38 00.396 -26 19 08.83 V M22
2022-10-27 20:06:43 C 23 39 04.430 -27 08 04.09 V M22
2022-10-27 20:11:27 C 23 39 04.704 -27 08 15.22 V M22
2022-10-27 20:18:59 C 23 39 05.035 -27 08 34.01 V M22
2022-10-27 21:01:36 C 23 39 07.178 -27 10 19.16 V M22
2022-10-29 02:47:20 C 23 40 44.078 -28 19 53.15 V W68
2022-10-29 02:51:28 C 23 40 44.290 -28 20 02.36 V W68
2022-10-29 03:01:12 C 23 40 44.746 -28 20 23.50 V W68
2022-10-29 03:15:46 C 23 40 45.468 -28 20 55.97 V W68
2022-10-30 02:17:43 C 23 41 59.954 -29 10 01.63 V W68
2022-10-30 02:22:16 C 23 42 00.173 -29 10 11.10 V W68
2022-10-30 02:30:39 C 23 42 00.554 -29 10 28.60 V W68
2022-10-30 03:16:09 C 23 42 02.791 -29 12 01.22 V W68
2022-10-30 18:21:26 C 23 42 51.797 -29 42 02.92 V M22
2022-10-30 18:33:14 C 23 42 52.368 -29 42 26.17 V M22
2022-10-30 18:37:47 C 23 42 52.603 -29 42 34.81 V M22
2022-10-30 18:50:34 C 23 42 53.170 -29 42 59.65 V M22
2022-11-14 10:27:58 S 00 01 06.341 -36 22 51.10 L C51
2022-11-14 13:35:33 S 00 01 16.03 -36 24 40.3 L C51
2022-11-14 16:43:20 S 00 01 25.55 -36 26 28.4 L C51
2022-11-14 19:50:14 C 00 01 35.124 -36 28 16.07 V M22
2022-11-14 20:01:28 C 00 01 35.714 -36 28 21.14 V M22
2022-11-14 20:05:48 C 00 01 35.885 -36 28 23.41 V M22
2022-11-14 20:20:11 C 00 01 36.506 -36 28 31.91 V M22
2022-11-14 22:58:29 S 00 01 45.007 -36 29 59.93 L C51
2022-11-15 00:32:22 S 00 01 49.850 -36 30 50.83 L C51
2022-11-15 02:06:15 S 00 01 54.75 -36 31 44.0 L C51
2022-11-15 03:39:57 S 00 01 59.53 -36 32 35.4 L C51
2022-11-15 03:40:08 S 00 01 59.74 -36 32 38.1 L C51
2022-11-15 09:55:18 S 00 02 18.70 -36 35 58.7 L C51