2018 NH

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5185945396
Semi-major axis (a)1.8903422971 AU
Inclination (i)35.62846516°
Long. of Asc. Node (Ω)280.63566845° ± 5.00e+00
Arg. of Perihelion (ω)313.13664915°
Mean Anomaly (M)317.24386069°
Mean Motion (n)0.3792086600°/day
Perihelion dist (q)0.91002130 AU
Aphelion dist (Q)2.87075110 AU
Orbital Period2.59911690 yr
Physical Parameters
H (abs. magnitude)24.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.328″
Uncertainty
Orbit TypeApollo
MOID0.001916 AU
Observations Used87
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-07-17
Observations (88)
Date Type RA Dec Mag Band Observatory
2018-07-05 02:29:51 C 18 34 34.50 +39 59 34.6 q W34
2018-07-05 02:45:04 C 18 34 26.02 +39 59 58.1 q W34
2018-07-05 07:05:54 C 18 32 09.69 +40 04 18.3 u H21
2018-07-05 07:09:31 C 18 32 07.92 +40 04 20.8 u H21
2018-07-05 07:14:36 C 18 32 05.45 +40 04 24.2 u H21
2018-07-05 07:16:29 C 18 32 11.28 +40 05 10.9 U I52
2018-07-05 07:17:17 C 18 32 10.90 +40 05 11.7 U I52
2018-07-05 07:18:05 C 18 32 10.49 +40 05 12.4 U I52
2018-07-05 07:18:52 C 18 32 10.09 +40 05 13.0 U I52
2018-07-05 08:27:35 C 18 31 32.96 +40 05 20.4 U H36
2018-07-05 08:31:24 C 18 31 31.18 +40 05 22.1 U H36
2018-07-05 08:35:24 C 18 31 29.27 +40 05 23.8 U H36
2018-07-05 21:54:45 C 18 27 20.77 +40 14 29.9 q C95
2018-07-05 22:08:36 C 18 27 16.12 +40 14 39.8 q C95
2018-07-05 22:22:27 C 18 27 11.60 +40 14 48.5 q C95
2018-07-05 22:53:15 C 18 27 02.82 +40 14 37.1 V J95
2018-07-05 23:01:36 C 18 27 00.14 +40 14 41.6 V J95
2018-07-05 23:14:41 C 18 26 55.99 +40 14 49.8 V J95
2018-07-06 06:55:58 C 18 25 05.51 +40 18 33.2 U U63
2018-07-06 07:00:46 C 18 25 04.26 +40 18 35.1 U U63
2018-07-06 07:29:21 C 18 24 56.55 +40 18 47.2 U U63
2018-07-06 07:38:26 C 18 24 54.11 +40 18 51.2 U U63
2018-07-06 08:06:25 C 18 24 46.68 +40 19 01.0 U U63
2018-07-06 08:10:13 C 18 24 45.65 +40 19 02.4 U U63
2018-07-06 21:39:33 C 18 22 21.03 +40 23 15.5 V 204
2018-07-06 22:09:13 C 18 22 14.99 +40 23 24.8 V 204
2018-07-06 22:39:35 C 18 22 08.91 +40 23 33.4 V 204
2018-07-07 04:36:20 C 18 21 21.63 +40 25 15.1 U I52
2018-07-07 04:41:46 C 18 21 20.66 +40 25 16.8 U I52
2018-07-07 04:52:40 C 18 21 18.65 +40 25 21.4 U I52
2018-07-12 05:39:36 C 18 13 24.99 +40 25 56.3 u H21
2018-07-12 06:06:13 C 18 13 23.66 +40 25 52.7 u H21
2018-07-12 06:36:38 C 18 13 22.21 +40 25 47.8 u H21
2018-07-13 03:54:43 C 18 12 53.59 +40 23 29.7 u H21
2018-07-13 04:24:40 C 18 12 52.32 +40 23 26.3 u H21
2018-07-13 04:57:47 C 18 12 50.95 +40 23 22.6 u H21
2018-07-17 05:50:53 C 18 11 32.82 +40 07 43.8 u H21
2018-07-17 06:26:57 C 18 11 32.15 +40 07 34.8 u H21