2018 FM4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5540563932 ± 9.10e-05
Semi-major axis (a)2.8688526632 AU ± 6.22e-04
Inclination (i)30.89743045° ± 2.21e-03
Long. of Asc. Node (Ω)16.97999991° ± 4.60e-04
Arg. of Perihelion (ω)185.99188950° ± 3.50e-04
Mean Anomaly (M)205.22703663° ± 1.85e-01
Mean Motion (n)0.2028382754°/day ± 6.59e-05
Perihelion dist (q)1.27934650 AU ± 3.81e-04
Aphelion dist (Q)4.45835882 AU ± 1.00e-03
Orbital Period4.85917306 yr ± 1.58e-03
Physical Parameters
H (abs. magnitude)21.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.312″
Uncertainty3
Orbit TypeAmor
MOID0.279532 AU
Observations Used42
Oppositions1
Arc Total2018-2018
First Observation Used2018-03-20
Last Observation Used2018-04-19
Observations (42)
Date Type RA Dec Mag Band Observatory
2018-03-20 11:30:27 C 14 48 05.48 -00 15 03.6 U G96
2018-03-20 11:37:53 C 14 48 05.28 -00 15 28.0 U G96
2018-03-20 11:45:19 C 14 48 05.00 -00 15 51.4 U G96
2018-03-20 12:25:09 C 14 48 03.63 -00 18 00.8 U G96
2018-03-20 12:26:14 C 14 48 03.56 -00 18 04.3 U G96
2018-03-20 12:28:51 C 14 48 03.55 -00 18 12.3 U G96
2018-03-20 12:31:27 C 14 48 03.35 -00 18 20.7 U G96
2018-03-21 08:08:54 C 14 47 27.63 -01 22 36.8 o 711
2018-03-21 08:13:43 C 14 47 27.47 -01 22 52.3 o 711
2018-03-21 08:18:29 C 14 47 27.25 -01 23 09.1 o 711
2018-03-21 09:22:40 C 14 47 24.90 -01 26 42.9 U G96
2018-03-21 09:26:46 C 14 47 24.78 -01 26 56.8 U G96
2018-03-21 09:31:24 C 14 47 24.60 -01 27 13.1 U G96
2018-03-21 09:35:30 C 14 47 24.55 -01 27 26.1 U G96
2018-03-22 08:39:14 C 14 46 35.41 -02 45 31.5 u H21
2018-03-22 08:50:51 C 14 46 34.93 -02 46 11.2 u H21
2018-03-22 10:18:14 C 14 46 31.68 -02 51 09.8 U V06
2018-03-22 10:24:44 C 14 46 31.40 -02 51 32.3 U V06
2018-03-22 10:31:26 C 14 46 31.11 -02 51 55.2 U V06
2018-03-22 10:35:06 C 14 46 30.95 -02 52 08.1 U V06
2018-03-23 05:22:42 C 14 45 47.63 -03 57 21.1 u 807
2018-03-23 05:30:59 C 14 45 47.29 -03 57 50.7 u 807
2018-03-23 05:39:30 C 14 45 46.89 -03 58 20.0 u 807
2018-03-26 08:47:46 C 14 42 10.75 -08 37 23.1 U 807
2018-03-26 08:53:53 C 14 42 10.38 -08 37 46.8 U 807
2018-03-26 09:00:12 C 14 42 10.00 -08 38 11.7 U 807
2018-03-27 11:57:15 C 14 40 37.20 -10 24 52.5 U I52
2018-03-27 11:59:02 C 14 40 37.04 -10 24 59.9 U I52
2018-03-27 12:00:50 C 14 40 36.93 -10 25 06.6 U I52
2018-03-27 12:02:37 C 14 40 36.75 -10 25 14.1 U I52
2018-03-28 11:29:53 C 14 39 09.26 -12 00 08.1 U I52
2018-03-28 11:35:26 C 14 39 08.86 -12 00 31.4 U I52
2018-03-28 11:37:13 C 14 39 08.74 -12 00 38.0 U I52
2018-04-04 08:24:47 C 14 25 33.38 -23 54 27.0 U I52
2018-04-04 08:25:53 C 14 25 33.27 -23 54 32.2 U I52
2018-04-04 08:26:58 C 14 25 33.22 -23 54 36.6 U I52
2018-04-04 08:28:04 C 14 25 33.05 -23 54 42.0 U I52
2018-04-11 14:23:27 C 14 04 10.86 -36 37 31.6 U 474
2018-04-11 14:26:00 C 14 04 10.45 -36 37 42.3 U 474
2018-04-11 14:36:15 C 14 04 08.88 -36 38 25.3 U 474
2018-04-19 05:29:54 C 13 33 59.61 -47 57 11.8 u 807
2018-04-19 05:38:32 C 13 33 57.99 -47 57 39.0 u 807