2018 FN4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6171053797 ± 3.24e-06
Semi-major axis (a)2.6746374034 AU ± 2.06e-05
Inclination (i)17.35849337° ± 1.20e-05
Long. of Asc. Node (Ω)37.83890148° ± 1.77e-04
Arg. of Perihelion (ω)234.55810483° ± 1.79e-04
Mean Anomaly (M)248.88327807° ± 7.06e-03
Mean Motion (n)0.2253278670°/day ± 2.60e-06
Perihelion dist (q)1.02410427 AU ± 1.17e-05
Aphelion dist (Q)4.32517053 AU ± 3.43e-05
Orbital Period4.37418725 yr ± 5.04e-05
Physical Parameters
H (abs. magnitude)19.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.295″
Uncertainty1
Orbit TypeAmor
MOID0.136589 AU
Observations Used90
Oppositions1
Arc Total2018-2018
First Observation Used2018-03-20
Last Observation Used2018-10-29
Observations (91)
Date Type RA Dec Mag Band Observatory
2018-04-08 06:43:04 C 15 44 28.84 -08 26 41.4 U I52
2018-04-08 06:48:01 C 15 44 29.23 -08 26 48.6 U I52
2018-04-08 06:52:58 C 15 44 29.59 -08 26 57.2 U I52
2018-04-08 08:03:27 C 15 44 33.81 -08 28 23.1 u 807
2018-04-08 08:06:06 C 15 44 34.03 -08 28 27.5 u 807
2018-04-08 08:08:44 C 15 44 34.22 -08 28 31.2 u 807
2018-04-10 18:31:07 C 15 49 08.11 -10 04 28.0 U Q62
2018-04-10 18:44:28 C 15 49 09.11 -10 04 51.2 U Q62
2018-04-10 19:04:31 C 15 49 10.64 -10 05 26.0 U Q62
2018-04-10 19:17:48 C 15 49 11.64 -10 05 48.8 U Q62
2018-04-15 17:49:56 C 15 59 29.49 -14 04 35.0 q D29
2018-04-15 18:10:19 C 15 59 31.27 -14 05 21.5 q D29
2018-04-15 18:30:41 C 15 59 33.07 -14 06 08.1 q D29
2018-04-16 10:22:57 C 16 01 03.25 -14 43 14.7 U I52
2018-04-16 10:28:16 C 16 01 03.73 -14 43 26.8 U I52
2018-04-16 10:32:16 C 16 01 04.13 -14 43 36.2 U I52
2018-04-16 10:36:24 C 16 01 04.48 -14 43 46.3 U I52
2018-04-19 10:42:15 C 16 08 26.45 -17 50 22.5 U G96
2018-04-19 10:49:41 C 16 08 27.20 -17 50 43.2 U G96
2018-04-19 10:57:06 C 16 08 27.97 -17 51 04.1 U G96
2018-04-19 11:04:34 C 16 08 28.72 -17 51 24.9 U G96
2018-04-27 11:10:01 C 16 34 37.70 -29 02 47.8 q E08
2018-04-27 11:22:27 C 16 34 39.85 -29 03 41.9 q E08
2018-04-27 11:35:00 C 16 34 41.92 -29 04 35.6 q E08
2018-04-30 11:47:15 C 16 48 37.14 -34 33 17.0 q E08
2018-04-30 11:59:40 C 16 48 39.78 -34 34 17.2 q E08
2018-04-30 12:12:07 C 16 48 42.40 -34 35 18.8 q E08
2018-05-04 11:43:52 C 17 13 18.95 -42 49 50.8 q E08
2018-05-04 11:56:10 C 17 13 22.65 -42 50 59.6 q E08
2018-05-04 12:08:28 C 17 13 26.36 -42 52 07.8 q E08
2018-08-05 14:18:53 C 02 28 27.526 -33 20 40.71 U F51
2018-08-05 14:28:12 C 02 28 27.134 -33 20 37.98 U F51
2018-08-05 14:37:30 C 02 28 26.742 -33 20 35.30 U F51
2018-08-05 14:46:48 C 02 28 26.341 -33 20 32.49 U F51
2018-09-04 11:11:23 C 01 36 16.14 -29 37 08.3 V I52
2018-09-04 11:17:57 C 01 36 15.54 -29 37 05.7 V I52
2018-09-04 11:22:29 C 01 36 15.15 -29 37 03.8 V I52
2018-09-04 11:23:35 C 01 36 14.91 -29 37 03.6 V I52
2018-10-29 03:24:45 C 00 02 34.31 -14 22 18.6 u H21
2018-10-29 03:37:53 C 00 02 34.07 -14 22 08.5 u H21
2018-10-29 03:51:37 C 00 02 33.75 -14 21 59.0 u H21