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
1951-11-08 09:36:00 06 00 10.16 +23 18 49.7 261
1951-11-08 10:25:59 06 00 10.20 +23 18 55.0 261
1951-12-27 04:09:59 A 05 19 02.5 +24 22 18 17.0 711
1951-12-27 06:17:00 05 18 58.58 +24 22 21.5 261
1951-12-27 07:16:59 05 18 56.64 +24 22 21.7 261
1991-01-15 11:01:00 11 15 08.80 +06 11 37.6 261
1991-01-15 11:55:59 11 15 07.97 +06 11 44.6 261
1999-03-21 07:24:30 C 12 17 14.587 -00 38 41.43 e 645
1999-03-21 07:29:30 C 12 17 14.335 -00 38 39.81 21.05 e 645
1999-03-22 07:19:28 C 12 16 03.784 -00 31 10.73 e 645
1999-03-22 07:24:28 C 12 16 03.533 -00 31 09.17 21.34 e 645
2000-07-07 09:29:55 C 00 00 17.08 -01 38 28.4 18.3 c 704
2000-07-07 09:46:42 C 00 00 19.04 -01 38 17.4 18.8 c 704
2000-07-07 09:47:43 C 00 00 19.03 -01 38 16.2 18.2 c 704
2000-07-07 10:04:12 C 00 00 21.14 -01 38 04.8 18.7 c 704
2000-07-07 10:05:12 C 00 00 21.13 -01 38 02.7 18.0 c 704
2000-07-07 10:21:54 C 00 00 23.01 -01 37 53.6 18.9 c 704
2000-07-07 10:22:54 C 00 00 23.16 -01 37 51.0 18.2 c 704
2000-07-08 07:27:32 C 00 02 53.42 -01 22 22.8 z 859
2000-07-08 07:32:05 C 00 02 53.95 -01 22 19.2 z 859
2000-07-08 07:36:59 C 00 02 54.42 -01 22 16.6 z 859
2000-07-08 07:41:36 C 00 02 54.95 -01 22 14.3 z 859
2000-07-08 17:43:33 C 00 04 07.07 -01 14 52.3 413
2000-07-08 17:46:26 C 00 04 07.38 -01 14 50.5 413
2000-07-08 17:50:32 C 00 04 07.88 -01 14 47.2 413
2000-07-09 08:33:24 C 00 05 53.79 -01 04 14.7 17.9 c 704
2000-07-09 08:50:59 C 00 05 55.98 -01 04 02.9 18.5 c 704
2000-07-09 09:08:34 C 00 05 58.10 -01 03 48.7 18.6 c 704
2000-07-09 20:09:23 C 00 07 16.71 -00 55 32.3 413
2000-07-09 20:11:55 C 00 07 17.01 -00 55 30.4 413
2000-07-13 01:05:27 C 00 16 38.09 +00 01 11.5 d 557
2000-07-13 01:08:17 C 00 16 38.61 +00 01 14.3 d 557
2000-07-15 10:50:06 C 00 23 46.33 +00 44 40.4 c 658
2000-07-15 10:53:54 C 00 23 46.81 +00 44 42.2 c 658
2000-07-15 10:58:20 C 00 23 47.37 +00 44 45.5 c 658
2000-07-17 11:02:18 C 00 29 48.90 +01 21 20.8 c 658
2000-07-17 11:05:20 C 00 29 49.41 +01 21 24.0 c 658
2000-07-20 18:13:21 C 00 39 54.58 +02 22 41.0 19.0 413
2000-07-20 18:15:05 C 00 39 54.83 +02 22 42.3 19.1 413
2000-07-20 18:16:46 C 00 39 55.03 +02 22 43.8 19.3 413
2000-07-29 09:38:14 C 01 07 23.49 +05 05 45.1 i 739
2000-07-29 09:44:55 C 01 07 24.12 +05 05 51.0 i 739
2000-07-29 09:57:10 C 01 07 25.84 +05 05 59.6 i 739
2000-07-31 08:54:09 C 01 13 51.67 +05 43 25.8 18.2 c 704
2000-07-31 09:11:29 C 01 13 53.98 +05 43 38.5 19.1 c 704
2000-07-31 09:28:47 C 01 13 56.32 +05 43 53.5 18.9 c 704
2000-07-31 09:46:08 C 01 13 58.55 +05 44 07.7 17.9 c 704
2000-07-31 10:03:28 C 01 14 01.00 +05 44 21.4 17.8 c 704
2000-08-02 00:00:55 C 01 19 16.20 +06 14 34.5 540
2000-08-02 00:04:09 C 01 19 16.67 +06 14 37.6 540