18109 (2000 NG11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3676360803 ± 9.98e-09
Semi-major axis (a)1.8810913770 AU ± 5.43e-10
Inclination (i)0.80744478° ± 8.25e-07
Long. of Asc. Node (Ω)59.54383303° ± 5.38e-05
Arg. of Perihelion (ω)319.24950409° ± 5.39e-05
Mean Anomaly (M)270.31029565° ± 1.30e-06
Mean Motion (n)0.3820299725°/day ± 1.65e-10
Perihelion dist (q)1.18953432 AU ± 1.88e-08
Aphelion dist (Q)2.57264844 AU ± 1.88e-08
Orbital Period2.57997109 yr ± 1.12e-09
Physical Parameters
H (abs. magnitude)17.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.239″
Uncertainty0
Orbit TypeAmor
MOID0.189712 AU
Observations Used1458
Oppositions45
Arc Total1951-2025
First Observation Used1951-11-08
Last Observation Used2025-05-15
Observations (1590)
Date Type RA Dec Mag Band Observatory
2018-08-30 13:08:19 C 23 08 08.39 -09 44 40.6 U T08
2018-09-01 12:16:55 C 23 09 10.34 -09 42 11.9 U T05
2018-09-01 12:32:11 C 23 09 10.53 -09 42 10.9 U T05
2018-09-01 12:46:41 C 23 09 10.72 -09 42 10.0 U T05
2018-09-01 13:02:07 C 23 09 10.93 -09 42 08.9 U T05
2018-09-02 22:34:27 C 23 09 54.83 -09 40 22.9 o C41
2018-09-02 22:35:56 C 23 09 54.84 -09 40 23.0 o C41
2018-09-02 22:37:32 C 23 09 54.89 -09 40 22.9 o C41
2018-09-02 23:38:57 C 23 09 55.80 -09 40 18.4 o C41
2018-09-03 12:07:22 C 23 10 11.86 -09 39 21.5 U T08
2018-09-03 12:22:33 C 23 10 12.06 -09 39 20.4 U T08
2018-09-03 12:37:09 C 23 10 12.24 -09 39 19.4 U T08
2018-09-03 12:52:34 C 23 10 12.44 -09 39 18.1 U T08
2018-09-06 22:29:53 C 23 11 59.66 -09 33 33.0 q G40
2018-09-06 22:49:10 C 23 11 59.94 -09 33 31.7 q G40
2018-09-06 23:01:33 C 23 12 00.10 -09 33 30.9 q G40
2018-09-06 23:21:46 C 23 12 00.38 -09 33 29.4 q G40
2018-09-08 16:01:30 C 23 12 52.26 -09 30 00.3 q D29
2018-09-08 16:12:57 C 23 12 52.41 -09 29 59.3 q D29
2018-09-08 16:25:40 C 23 12 52.57 -09 29 58.1 q D29
2018-09-08 16:37:08 C 23 12 52.71 -09 29 57.0 q D29
2018-09-08 16:49:52 C 23 12 52.88 -09 29 55.7 q D29
2018-09-08 17:01:19 C 23 12 53.02 -09 29 54.7 q D29
2018-09-09 11:50:37 C 23 13 17.50 -09 27 59.7 U T05
2018-09-09 12:05:55 C 23 13 17.69 -09 27 58.1 U T05
2018-09-09 12:20:23 C 23 13 17.88 -09 27 56.5 U T05
2018-09-09 12:35:47 C 23 13 18.09 -09 27 54.7 U T05
2018-09-10 17:53:04 C 23 14 00.01 -09 24 53.0 q C97
2018-09-10 17:57:44 C 23 14 00.07 -09 24 51.8 q C97
2018-09-10 18:00:00 C 23 14 00.10 -09 24 51.5 q C97
2018-09-11 11:38:31 C 23 14 22.22 -09 22 49.9 U T08
2018-09-11 11:53:40 C 23 14 22.42 -09 22 47.9 U T08
2018-09-11 12:08:02 C 23 14 22.62 -09 22 46.2 U T08
2018-09-11 12:23:24 C 23 14 22.83 -09 22 44.2 U T08
2018-09-12 16:58:29 C 23 15 05.93 -09 19 14.4 q C97
2018-09-12 17:02:54 C 23 15 06.00 -09 19 13.9 q C97
2018-09-12 17:05:05 C 23 15 06.04 -09 19 13.8 q C97
2018-09-14 05:33:47 C 23 15 58.40 -09 14 20.0 V G96
2018-09-14 05:47:16 C 23 15 58.61 -09 14 18.2 V G96
2018-09-14 05:58:05 C 23 15 58.78 -09 14 16.7 V G96
2018-09-14 06:06:16 C 23 15 58.91 -09 14 15.6 V G96
2018-09-15 05:18:46 C 23 16 34.41 -09 10 44.8 V G96
2018-09-15 05:26:14 C 23 16 34.53 -09 10 43.6 V G96
2018-09-15 05:33:44 C 23 16 34.66 -09 10 42.4 V G96
2018-09-15 05:41:12 C 23 16 34.78 -09 10 41.3 V G96
2018-09-15 11:02:44 C 23 16 41.59 -09 09 43.5 U T08
2018-09-15 11:17:13 C 23 16 41.82 -09 09 41.1 U T08
2018-09-15 11:31:34 C 23 16 42.03 -09 09 38.7 U T08
2018-09-15 11:46:08 C 23 16 42.27 -09 09 36.1 U T08
2018-09-16 10:59:51 C 23 17 19.29 -09 05 45.9 U T05