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
2018-09-16 11:14:40 C 23 17 19.53 -09 05 43.2 U T05
2018-09-16 11:28:44 C 23 17 19.76 -09 05 40.6 U T05
2018-09-16 11:43:28 C 23 17 20.01 -09 05 38.0 U T05
2018-09-17 11:02:31 C 23 17 58.35 -09 01 28.5 U T05
2018-09-17 11:16:54 C 23 17 58.60 -09 01 25.8 U T05
2018-09-17 11:31:27 C 23 17 58.85 -09 01 22.9 U T05
2018-09-17 11:45:50 C 23 17 59.10 -09 01 20.1 U T05
2018-09-17 17:51:32 C 23 18 11.53 -09 00 13.2 q C97
2018-09-17 17:53:45 C 23 18 11.61 -09 00 12.9 q C97
2018-09-17 17:55:57 C 23 18 11.62 -09 00 12.4 q C97
2018-09-17 18:05:56 C 23 18 11.80 -09 00 10.6 q C97
2018-09-18 10:46:33 C 23 18 38.46 -08 56 55.3 U T08
2018-09-18 11:01:19 C 23 18 38.71 -08 56 52.3 U T08
2018-09-18 11:15:22 C 23 18 38.96 -08 56 49.4 U T08
2018-09-18 11:30:06 C 23 18 39.22 -08 56 46.3 U T08
2018-09-20 10:16:36 C 23 20 03.23 -08 46 52.7 U T05
2018-09-20 10:30:31 C 23 20 03.50 -08 46 49.5 U T05
2018-09-20 10:44:27 C 23 20 03.77 -08 46 46.2 U T05
2018-09-20 10:52:23 C 23 20 03.93 -08 46 44.4 U T05
2018-09-22 08:29:56 C 23 21 32.70 -08 35 46.3 U T08
2018-09-22 08:45:00 C 23 21 33.04 -08 35 42.8 U T08
2018-09-22 09:01:14 C 23 21 33.38 -08 35 38.6 U T08
2018-09-22 09:15:51 C 23 21 33.71 -08 35 34.9 U T08
2018-09-26 23:18:59 C 23 25 32.97 -08 03 07.6 q Y00
2018-09-26 23:35:17 C 23 25 33.46 -08 03 02.4 q Y00
2018-09-26 23:49:19 C 23 25 33.88 -08 02 57.9 q Y00
2018-09-27 21:08:19 C 23 26 23.95 -07 56 35.9 V G33
2018-09-27 21:10:49 C 23 26 24.05 -07 56 35.7 V G33
2018-09-27 21:15:07 C 23 26 24.14 -07 56 33.6 V G33
2018-09-27 21:26:09 C 23 26 24.55 -07 56 29.7 V G33
2018-09-27 21:28:30 C 23 26 24.61 -07 56 29.2 V G33
2018-09-27 21:33:50 C 23 26 24.75 -07 56 27.4 V G33
2018-09-29 07:35:30 C 23 27 48.11 -07 44 16.0 V 703
2018-09-29 07:43:27 C 23 27 48.37 -07 44 13.0 V 703
2018-09-29 07:51:23 C 23 27 48.62 -07 44 10.1 V 703
2018-09-29 07:59:20 C 23 27 48.88 -07 44 07.0 V 703
2018-09-29 19:41:21 C 23 28 21.00 -07 39 56.8 V G34
2018-09-29 19:49:44 C 23 28 21.26 -07 39 53.6 V G34
2018-09-29 19:59:31 C 23 28 20.77 -07 39 47.1 o C41
2018-09-29 20:01:01 C 23 28 20.82 -07 39 46.5 o C41
2018-09-29 20:02:21 C 23 28 21.74 -07 39 49.0 V G34
2018-09-29 20:46:57 C 23 28 22.39 -07 39 29.2 o C41
2018-09-29 20:48:54 C 23 28 22.45 -07 39 28.5 o C41
2018-09-29 20:50:27 C 23 28 22.50 -07 39 27.9 o C41
2018-09-30 14:38:22 C 23 29 09.89 -07 32 36.0 q D29
2018-09-30 14:58:43 C 23 29 10.57 -07 32 28.1 q D29
2018-09-30 15:19:05 C 23 29 11.26 -07 32 20.2 q D29
2018-09-30 17:47:41 C 23 29 18.91 -07 31 16.6 q C97
2018-09-30 17:49:51 C 23 29 18.98 -07 31 15.6 q C97
2018-09-30 17:52:03 C 23 29 19.04 -07 31 15.0 q C97