2018 NN

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3151600376 ± 7.15e-08
Semi-major axis (a)1.8576597435 AU ± 1.49e-08
Inclination (i)10.07693910° ± 6.18e-06
Long. of Asc. Node (Ω)297.58213293° ± 1.15e-05
Arg. of Perihelion (ω)344.66302835° ± 2.38e-05
Mean Anomaly (M)332.54445050° ± 1.17e-05
Mean Motion (n)0.3892808335°/day ± 4.70e-09
Perihelion dist (q)1.27219963 AU ± 1.33e-07
Aphelion dist (Q)2.44311986 AU ± 1.34e-07
Orbital Period2.53191578 yr ± 3.05e-08
Physical Parameters
H (abs. magnitude)20.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.266″
Uncertainty0
Orbit TypeAmor
MOID0.257712 AU
Observations Used146
Oppositions6
Arc Total2013-2023
First Observation Used2013-08-27
Last Observation Used2023-03-20
Observations (153)
Date Type RA Dec Mag Band Observatory
2013-08-27 13:47:11 C 23 37 38.767 +20 41 00.86 V F51
2013-08-27 14:04:00 C 23 37 37.846 +20 41 05.50 V F51
2013-08-27 14:41:18 C 23 37 35.764 +20 41 16.00 V F51
2013-09-02 12:55:14 C 23 29 54.376 +21 11 06.74 V F51
2013-09-02 13:12:51 C 23 29 53.325 +21 11 08.71 V F51
2013-09-10 11:15:38 C 23 19 13.122 +21 13 34.51 V F51
2013-09-10 11:32:18 C 23 19 12.133 +21 13 33.22 V F51
2013-10-10 06:22:48 C 22 54 24.261 +17 25 35.51 V F51
2013-10-10 06:39:15 C 22 54 24.075 +17 25 28.88 V F51
2015-01-20 13:04:29 C 09 26 24.324 +10 36 30.34 V F51
2015-01-20 13:40:42 C 09 26 22.451 +10 36 30.69 V F51
2015-01-20 13:59:01 C 09 26 21.527 +10 36 30.71 V F51
2015-01-22 13:34:15 C 09 23 57.161 +10 37 16.47 V F51
2015-01-22 13:51:56 C 09 23 56.230 +10 37 16.33 V F51
2015-01-22 14:09:41 C 09 23 55.272 +10 37 16.60 V F51
2018-07-05 08:37:30 C 21 06 49.27 -23 20 47.0 U 703
2018-07-05 08:44:48 C 21 06 49.17 -23 20 37.0 U 703
2018-07-05 08:52:05 C 21 06 49.07 -23 20 26.4 U 703
2018-07-05 09:35:12 C 21 06 48.26 -23 19 24.2 U H36
2018-07-05 09:40:34 C 21 06 48.21 -23 19 17.0 U H36
2018-07-05 09:44:52 C 21 06 48.17 -23 19 11.3 U H36
2018-07-05 10:25:25 C 21 06 48.21 -23 18 08.2 U I52
2018-07-05 10:29:15 C 21 06 48.21 -23 18 02.3 U I52
2018-07-05 10:33:06 C 21 06 48.15 -23 17 57.2 U I52
2018-07-05 10:36:57 C 21 06 48.14 -23 17 50.7 U I52
2018-07-05 15:28:54 C 21 06 48.37 -23 10 08.8 q E23
2018-07-05 15:43:31 C 21 06 48.25 -23 09 47.5 q E23
2018-07-05 15:58:29 C 21 06 48.12 -23 09 24.5 q E23
2018-07-06 04:22:04 C 21 06 46.35 -22 51 06.8 q Y00
2018-07-06 04:32:57 C 21 06 46.22 -22 50 50.6 q Y00
2018-07-06 04:43:11 C 21 06 46.19 -22 50 35.1 q Y00
2018-07-06 07:01:59 C 21 06 46.59 -22 47 32.1 U I52
2018-07-06 07:08:27 C 21 06 46.49 -22 47 22.4 U I52
2018-07-06 07:14:02 C 21 06 46.47 -22 47 15.3 U I52
2018-07-06 11:46:16 C 21 06 44.77 -22 40 26.6 U T05
2018-07-06 11:50:53 C 21 06 44.73 -22 40 20.0 U T05
2018-07-06 11:52:12 C 21 06 44.71 -22 40 18.2 U T05
2018-07-06 11:55:29 C 21 06 44.66 -22 40 12.5 U T05
2018-07-06 12:02:44 C 21 06 44.57 -22 40 02.4 U T05
2018-07-06 12:15:15 C 21 06 44.39 -22 39 43.6 U T05
2018-07-07 01:10:12 C 21 06 40.46 -22 20 34.7 U L01
2018-07-07 01:13:03 C 21 06 40.43 -22 20 29.8 U L01
2018-07-07 01:14:35 C 21 06 40.35 -22 20 27.1 U L01
2018-07-07 07:13:17 C 21 06 39.35 -22 11 26.6 U I52
2018-07-07 07:23:09 C 21 06 39.24 -22 11 12.5 U I52
2018-07-07 07:31:10 C 21 06 39.11 -22 11 00.8 U I52
2018-07-07 08:27:05 C 21 06 37.65 -22 09 39.8 u H21
2018-07-07 08:30:26 C 21 06 37.60 -22 09 34.8 u H21
2018-07-07 08:34:30 C 21 06 37.55 -22 09 28.9 u H21
2018-07-08 12:22:58 C 21 06 25.012 -21 27 38.69 U F51