2018 NE4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3228993522 ± 5.94e-08
Semi-major axis (a)1.7641177043 AU ± 5.69e-09
Inclination (i)14.36506454° ± 5.89e-06
Long. of Asc. Node (Ω)289.50236885° ± 2.61e-06
Arg. of Perihelion (ω)296.85993720° ± 1.19e-05
Mean Anomaly (M)83.20532404° ± 6.16e-06
Mean Motion (n)0.4206500438°/day ± 2.03e-09
Perihelion dist (q)1.19448524 AU ± 1.05e-07
Aphelion dist (Q)2.33375017 AU ± 1.05e-07
Orbital Period2.34310277 yr ± 1.13e-08
Physical Parameters
H (abs. magnitude)20.13
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.086″
Uncertainty0
Orbit TypeAmor
MOID0.266553 AU
Observations Used118
Oppositions4
Arc Total2018-2025
First Observation Used2018-07-12
Last Observation Used2025-05-22
Observations (143)
Date Type RA Dec Mag Band Observatory
2018-07-13 07:22:18 C 18 44 30.00 -24 44 28.9 U I41
2018-07-13 07:23:38 C 18 44 29.93 -24 44 26.6 U I41
2018-07-13 07:24:16 C 18 44 29.90 -24 44 25.6 U I41
2018-07-13 07:24:55 C 18 44 29.88 -24 44 24.6 U I41
2018-07-13 07:34:24 C 18 44 29.48 -24 44 10.1 I41
2018-07-13 07:36:07 C 18 44 29.40 -24 44 06.9 U I41
2018-07-13 07:36:46 C 18 44 29.37 -24 44 05.8 U I41
2018-07-13 07:37:25 C 18 44 29.34 -24 44 04.8 U I41
2018-07-13 07:38:04 C 18 44 29.31 -24 44 03.7 U I41
2018-07-13 07:38:43 C 18 44 29.28 -24 44 02.7 U I41
2018-07-13 07:40:42 C 18 44 29.19 -24 43 59.5 U I41
2018-07-13 07:41:21 C 18 44 29.16 -24 43 58.5 U I41
2018-07-13 21:56:32 C 18 43 58.60 -24 21 36.6 d L01
2018-07-13 21:57:44 C 18 43 58.53 -24 21 36.6 d L01
2018-07-13 21:58:56 C 18 43 58.52 -24 21 35.4 d L01
2018-07-13 22:00:19 C 18 43 58.42 -24 21 33.0 d L01
2018-07-14 01:47:52 C 18 43 51.10 -24 15 12.9 U 807
2018-07-14 01:49:48 C 18 43 51.05 -24 15 09.9 U 807
2018-07-14 01:52:34 C 18 43 50.94 -24 15 05.4 U 807
2018-07-15 06:56:08 C 18 42 51.10 -23 31 06.4 o 291
2018-07-15 06:59:23 C 18 42 50.98 -23 31 01.4 o 291
2018-08-14 00:26:47 C 18 41 32.24 -12 07 55.8 U 807
2018-08-14 00:32:42 C 18 41 32.37 -12 07 51.7 U 807
2018-08-14 00:39:27 C 18 41 32.47 -12 07 48.3 U 807
2018-09-05 01:56:21 C 19 01 09.81 -09 04 05.2 U 807
2018-09-05 02:02:08 C 19 01 10.10 -09 04 03.6 U 807
2021-11-27 05:37:43 C 02 20 14.16 +35 18 00.8 V V00
2021-11-27 05:44:43 C 02 20 13.82 +35 17 57.7 V V00
2021-11-27 05:51:43 C 02 20 13.47 +35 17 54.0 V V00
2021-11-27 05:58:42 C 02 20 13.11 +35 17 50.1 V V00
2025-02-04 11:52:57 C 11 56 42.370 -25 56 20.30 V 691
2025-02-04 12:00:21 C 11 56 42.260 -25 56 33.50 V 691
2025-02-04 12:07:44 C 11 56 42.410 -25 56 42.70 V 691
2025-02-05 10:45:14 C 11 57 27.547 -26 33 19.73 V I52
2025-02-05 10:57:35 C 11 57 27.889 -26 33 40.00 V I52
2025-02-05 11:03:09 C 11 57 28.087 -26 33 49.07 V I52
2025-02-05 11:12:50 C 11 57 28.357 -26 34 04.44 V I52
2025-02-06 11:50:03 C 11 58 15.650 -27 14 13.30 V 691
2025-02-06 11:57:40 C 11 58 15.820 -27 14 25.80 V 691
2025-02-06 12:05:15 C 11 58 15.990 -27 14 38.70 V 691
2025-05-22 20:35:54 C 13 27 14.122 -68 47 11.47 V M22
2025-05-22 20:41:09 C 13 27 15.238 -68 47 06.40 V M22
2025-05-22 20:49:04 C 13 27 16.810 -68 46 59.56 V M22