512244 (2015 YE18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5409355536 ± 1.04e-07
Semi-major axis (a)1.0372900338 AU ± 5.66e-09
Inclination (i)31.02688689° ± 7.14e-06
Long. of Asc. Node (Ω)256.70320414° ± 9.87e-06
Arg. of Perihelion (ω)80.58958910° ± 1.07e-05
Mean Anomaly (M)241.18887238° ± 2.39e-05
Mean Motion (n)0.9329577319°/day ± 7.64e-09
Perihelion dist (q)0.47618298 AU ± 1.08e-07
Aphelion dist (Q)1.59839709 AU ± 1.09e-07
Orbital Period1.05645331 yr ± 8.65e-09
Physical Parameters
H (abs. magnitude)17.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.247″
Uncertainty0
Orbit TypeApollo
MOID0.122770 AU
Observations Used240
Oppositions1
Arc Total2015-2022
First Observation Used2015-12-31
Last Observation Used2022-02-20
Observations (271)
Date Type RA Dec Mag Band Observatory
2015-12-31 13:39:54 C 10 16 18.071 -37 18 23.19 L F51
2015-12-31 13:53:16 C 10 16 17.150 -37 18 40.55 L F51
2015-12-31 14:19:36 C 10 16 15.340 -37 19 14.58 L F51
2016-01-01 05:35:00 C 10 15 14.90 -37 38 42.6 u 807
2016-01-01 05:38:32 C 10 15 14.68 -37 38 47.3 u 807
2016-01-01 05:41:46 C 10 15 14.45 -37 38 51.4 u 807
2016-01-01 05:45:10 C 10 15 14.20 -37 38 55.7 u 807
2016-01-01 05:48:43 C 10 15 13.94 -37 39 00.4 u 807
2016-01-01 12:59:31 C 10 14 44.333 -37 48 18.42 L F51
2016-01-01 13:12:43 C 10 14 43.377 -37 48 35.42 L F51
2016-01-01 13:26:07 C 10 14 42.398 -37 48 52.61 L F51
2016-01-01 13:39:07 C 10 14 41.465 -37 49 09.14 L F51
2016-01-01 13:43:53 C 10 14 41.103 -37 49 14.81 t 568
2016-01-01 13:45:23 C 10 14 40.989 -37 49 16.72 t 568
2016-01-02 05:19:55 C 10 13 36.13 -38 08 51.1 u 807
2016-01-02 05:23:50 C 10 13 35.84 -38 08 56.0 u 807
2016-01-02 05:27:35 C 10 13 35.57 -38 09 00.8 u 807
2016-01-03 06:06:18 C 10 11 47.83 -38 39 46.7 u 807
2016-01-03 06:10:21 C 10 11 47.51 -38 39 51.7 u 807
2016-01-03 06:13:52 C 10 11 47.21 -38 39 56.1 u 807
2016-01-05 14:16:32 C 10 07 22.52 -39 47 39.1 t 474
2016-01-05 14:19:34 C 10 07 22.26 -39 47 42.7 t 474
2016-01-05 14:22:37 C 10 07 22.02 -39 47 46.2 t 474
2016-01-09 07:46:00 C 09 59 22.14 -41 28 45.6 u 807
2016-01-09 07:49:07 C 09 59 21.83 -41 28 48.9 u 807
2016-01-09 07:52:26 C 09 59 21.51 -41 28 52.6 u 807
2016-01-09 07:55:46 C 09 59 21.17 -41 28 56.5 u 807
2016-01-09 07:58:41 C 09 59 20.89 -41 28 59.4 u 807
2016-01-09 17:20:43 C 09 58 26.47 -41 38 59.6 q Q62
2016-01-09 17:29:00 C 09 58 25.66 -41 39 08.4 q Q62
2016-01-09 17:38:07 C 09 58 24.73 -41 39 18.0 q Q62
2016-01-10 07:03:50 C 09 57 05.63 -41 53 26.6 u 807
2016-01-10 07:05:55 C 09 57 05.44 -41 53 28.8 u 807
2016-01-10 07:07:59 C 09 57 05.20 -41 53 31.4 u 807
2016-01-10 07:10:05 C 09 57 04.98 -41 53 33.9 u 807
2016-01-10 07:12:09 C 09 57 04.78 -41 53 35.9 u 807
2016-01-10 07:33:09 C 09 57 02.63 -41 53 57.7 u 807
2016-01-10 07:36:15 C 09 57 02.31 -41 54 00.8 u 807
2016-01-10 07:39:35 C 09 57 01.96 -41 54 04.1 u 807
2016-01-10 07:42:55 C 09 57 01.60 -41 54 07.6 u 807
2016-01-10 07:45:51 C 09 57 01.31 -41 54 10.6 u 807
2016-01-14 06:10:52 C 09 46 59.02 -43 26 17.3 u 807
2016-01-14 06:12:35 C 09 46 58.82 -43 26 19.0 u 807
2016-01-14 06:14:18 C 09 46 58.62 -43 26 20.4 u 807
2016-01-14 06:16:00 C 09 46 58.43 -43 26 22.0 u 807
2016-01-14 06:17:41 C 09 46 58.24 -43 26 23.4 u 807
2016-01-19 08:00:46 C 09 32 14.95 -45 03 59.7 u 807
2016-01-19 08:04:05 C 09 32 14.47 -45 04 01.7 u 807
2016-01-19 08:07:13 C 09 32 14.11 -45 04 03.8 u 807
2016-01-19 08:10:20 C 09 32 13.73 -45 04 06.3 u 807