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
2017-12-16 07:55:23 C 10 14 30.06 -36 35 01.5 U W88
2017-12-16 08:16:01 C 10 14 23.05 -36 35 52.1 U W88
2017-12-16 09:36:55 S 10 13 54.895 -36 38 57.26 L C51
2017-12-16 13:32:43 C 10 12 38.69 -36 48 58.9 U T08
2017-12-16 13:37:59 C 10 12 36.90 -36 49 11.2 U T08
2017-12-16 13:47:15 C 10 12 33.72 -36 49 33.5 U T08
2017-12-16 13:54:30 C 10 12 31.31 -36 49 50.2 U T08
2019-01-04 03:37:48 C 02 42 14.18 -43 37 17.0 V W88
2019-01-04 03:57:49 C 02 42 22.52 -43 36 13.6 V W88
2019-01-04 04:18:03 C 02 42 30.94 -43 35 09.5 V W88
2019-01-10 07:28:39 C 03 26 54.75 -37 04 03.5 V T05
2019-01-10 07:40:04 C 03 26 57.11 -37 03 37.8 V T05
2019-01-10 07:50:40 C 03 26 59.27 -37 03 13.5 V T05
2019-01-10 08:02:42 C 03 27 01.76 -37 02 46.2 V T05
2019-01-12 07:53:12 C 03 36 27.36 -35 21 01.4 V T08
2019-01-12 08:05:51 C 03 36 29.53 -35 20 35.6 V T08
2019-01-12 08:18:32 C 03 36 31.73 -35 20 10.0 V T08
2019-01-12 08:31:11 C 03 36 33.90 -35 19 43.6 V T08
2019-01-14 07:48:39 C 03 44 29.54 -33 49 04.3 V T05
2019-01-14 07:59:58 C 03 44 31.18 -33 48 43.7 V T05
2019-01-14 08:10:36 C 03 44 32.77 -33 48 23.6 V T05
2019-01-14 08:21:58 C 03 44 34.45 -33 48 02.3 V T05
2019-01-16 07:33:16 C 03 51 26.37 -32 25 53.3 V T08
2019-01-16 07:43:56 C 03 51 27.75 -32 25 35.4 V T08
2019-01-16 07:54:34 C 03 51 29.15 -32 25 17.5 V T08
2019-01-16 08:05:13 C 03 51 30.49 -32 24 59.7 V T08
2019-01-18 07:30:06 C 03 57 35.91 -31 09 31.7 V T05
2019-01-18 07:40:06 C 03 57 37.10 -31 09 16.8 V T05
2019-01-18 07:48:46 C 03 57 38.07 -31 09 03.2 V T05
2019-01-18 07:58:50 C 03 57 39.26 -31 08 47.8 V T05
2019-01-18 09:52:42 C 03 57 53.12 -31 05 34.5 E89
2019-01-18 10:15:07 C 03 57 55.74 -31 04 59.3 E89
2019-03-17 02:43:27 C 05 40 27.85 -12 33 07.5 V G96
2019-03-17 02:51:30 C 05 40 28.41 -12 33 03.0 V G96
2019-03-17 02:59:34 C 05 40 28.93 -12 32 59.8 V G96
2019-03-17 03:07:36 C 05 40 29.49 -12 32 55.4 V G96
2020-01-15 18:20:05 C 00 35 52.63 -11 23 52.5 V A16
2020-01-15 18:30:36 C 00 35 56.71 -11 23 54.3 V A16
2020-01-15 18:41:10 C 00 36 01.02 -11 24 00.4 V A16
2020-01-19 03:02:19 C 01 06 00.93 -11 34 32.4 V 703
2020-01-19 03:10:45 C 01 06 03.75 -11 34 32.1 V 703
2020-01-19 03:19:11 C 01 06 06.70 -11 34 32.2 V 703
2020-01-19 03:27:38 C 01 06 09.63 -11 34 33.1 V 703
2020-01-20 05:38:51 C 01 15 16.86 -11 35 34.4 V T08
2020-01-20 05:43:29 C 01 15 18.40 -11 35 34.8 V T08
2020-01-20 05:51:44 C 01 15 21.16 -11 35 35.1 V T08
2020-01-20 06:06:23 C 01 15 26.14 -11 35 34.9 V T08
2020-01-22 05:37:43 C 01 31 08.81 -11 34 56.3 V T05
2020-01-22 05:42:22 C 01 31 10.30 -11 34 55.2 V T05
2020-01-22 05:47:47 C 01 31 12.02 -11 34 54.8 V T05