2018 NJ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1818532867 ± 2.52e-07
Semi-major axis (a)0.9560502427 AU ± 5.33e-08
Inclination (i)22.92977025° ± 2.16e-05
Long. of Asc. Node (Ω)133.23846338° ± 1.01e-05
Arg. of Perihelion (ω)331.76596035° ± 5.01e-05
Mean Anomaly (M)133.19345100° ± 2.62e-04
Mean Motion (n)1.0543655369°/day ± 8.81e-08
Perihelion dist (q)0.78218936 AU ± 2.45e-07
Aphelion dist (Q)1.12991112 AU ± 2.49e-07
Orbital Period0.93480510 yr ± 7.81e-08
Physical Parameters
H (abs. magnitude)21.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.243″
Uncertainty0
Orbit TypeAten
MOID0.081836 AU
Observations Used68
Oppositions1
Arc Total2018-2019
First Observation Used2018-06-11
Last Observation Used2019-08-04
Observations (69)
Date Type RA Dec Mag Band Observatory
2018-06-11 08:28:59 C 18 51 01.280 +58 41 04.07 V F51
2018-06-11 08:48:20 C 18 50 58.524 +58 40 56.35 V F51
2018-06-11 09:27:14 C 18 50 52.915 +58 40 40.03 V F51
2018-06-23 10:54:10 C 18 09 17.458 +54 43 34.72 V F51
2018-06-23 11:12:14 C 18 09 14.568 +54 43 12.13 V F51
2018-06-23 11:48:22 C 18 09 08.754 +54 42 26.95 V F51
2018-07-13 08:46:06 C 17 06 16.575 +37 39 33.02 U F51
2018-07-13 09:03:04 C 17 06 14.595 +37 38 38.82 U F51
2018-07-13 09:19:59 C 17 06 12.625 +37 37 44.49 U F51
2018-07-13 09:36:50 C 17 06 10.674 +37 36 50.57 U F51
2018-07-13 20:50:44 C 17 05 01.84 +37 00 33.6 V L01
2018-07-13 20:56:40 C 17 05 01.14 +37 00 14.9 V L01
2018-07-13 21:24:50 C 17 04 58.13 +36 58 43.5 U 104
2018-07-13 21:38:41 C 17 04 56.59 +36 57 59.0 U 104
2018-07-13 21:55:18 C 17 04 54.68 +36 57 04.9 U 104
2018-07-13 22:19:05 C 17 04 52.12 +36 55 46.2 V 204
2018-07-13 22:44:08 C 17 04 49.30 +36 54 24.1 V 204
2018-07-13 23:09:10 C 17 04 46.55 +36 53 02.1 V 204
2018-07-14 23:52:11 C 17 02 17.45 +35 31 25.2 V J95
2018-07-15 00:11:31 C 17 02 15.38 +35 30 19.4 V J95
2018-07-15 04:38:40 C 17 01 49.83 +35 15 30.6 U 734
2018-07-15 04:46:10 C 17 01 49.01 +35 15 05.3 U 734
2018-07-15 05:01:20 C 17 01 47.36 +35 14 13.0 U 734
2018-07-18 03:18:27 C 16 55 18.25 +31 06 32.8 u H21
2018-07-18 03:31:01 C 16 55 17.03 +31 05 46.8 u H21
2018-07-18 03:43:34 C 16 55 15.81 +31 05 00.7 u H21
2018-07-18 03:56:08 C 16 55 14.61 +31 04 14.6 u H21
2018-07-19 03:39:30 C 16 53 13.83 +29 36 07.5 u H21
2018-07-19 03:45:22 C 16 53 13.28 +29 35 45.6 u H21
2018-07-19 03:49:33 C 16 53 12.88 +29 35 30.0 u H21
2018-07-21 03:27:34 C 16 49 26.39 +26 32 21.4 V H21
2018-07-21 03:42:32 C 16 49 25.12 +26 31 22.3 V H21
2018-07-21 03:57:29 C 16 49 23.84 +26 30 23.3 V H21
2018-07-23 03:51:20 C 16 45 57.39 +23 18 43.6 u H21
2018-07-23 03:57:44 C 16 45 56.89 +23 18 17.2 u H21
2018-07-23 04:02:05 C 16 45 56.57 +23 17 59.5 u H21
2018-08-06 01:55:50 C 16 31 07.34 -00 25 10.1 U 807
2018-08-06 02:03:08 C 16 31 07.11 -00 25 40.7 U 807
2018-08-06 02:10:27 C 16 31 06.94 -00 26 11.6 U 807
2019-05-31 12:11:09 C 21 56 52.798 +25 33 04.86 V T12
2019-05-31 12:16:36 C 21 56 53.252 +25 33 05.65 V T12
2019-06-07 12:53:51 C 22 11 37.195 +25 41 29.50 V T12
2019-06-07 12:57:38 C 22 11 37.516 +25 41 29.61 V T12
2019-06-11 14:37:10 C 22 20 21.176 +25 38 30.82 V T12
2019-06-11 14:45:50 C 22 20 21.915 +25 38 30.27 V T12
2019-06-26 12:58:35 C 22 54 52.227 +24 15 42.84 V T12
2019-06-26 13:03:15 C 22 54 52.681 +24 15 41.03 V T12
2019-06-26 13:08:15 C 22 54 53.163 +24 15 38.88 V T12
2019-06-26 13:17:21 C 22 54 54.050 +24 15 35.00 V T12
2019-06-27 09:26:19 C 22 57 00.50 +24 06 16.8 V V06