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
2004-02-26 07:54:31 C 11 31 06.64 +04 33 54.2 20.0 c 704
2004-02-26 08:10:26 C 11 31 05.75 +04 33 58.3 20.7 c 704
2004-02-26 08:26:23 C 11 31 05.11 +04 34 04.3 20.1 c 704
2004-02-26 08:42:23 C 11 31 04.32 +04 34 09.7 20.8 c 704
2004-02-26 08:58:19 C 11 31 03.43 +04 34 14.1 20.0 c 704
2004-03-18 07:10:54 C 11 05 35.06 +07 12 35.8 20.5 c 704
2004-03-18 07:27:55 C 11 05 34.33 +07 12 40.9 20.5 c 704
2004-03-18 07:44:34 C 11 05 33.49 +07 12 47.0 20.3 c 704
2004-03-18 08:01:18 C 11 05 32.75 +07 12 50.0 20.1 c 704
2004-03-18 08:32:15 C 11 05 31.15 +07 12 59.1 c 691
2004-03-18 09:16:38 C 11 05 28.98 +07 13 11.7 c 691
2004-03-18 10:00:29 C 11 05 26.85 +07 13 23.9 c 691
2004-03-19 06:51:21 C 11 04 28.17 +07 19 12.6 o 704
2004-03-19 07:06:52 C 11 04 27.36 +07 19 17.2 o 704
2004-03-19 07:38:09 C 11 04 25.80 +07 19 26.3 o 704
2004-03-28 02:47:44 C 10 55 22.41 +08 11 51.9 c 691
2004-03-28 03:29:15 C 10 55 20.78 +08 12 01.0 c 691
2004-03-28 04:12:19 C 10 55 19.06 +08 12 10.4 c 691
2004-06-16 07:15:52 C 11 07 02.32 +06 21 38.4 t 568
2004-06-16 07:23:16 C 11 07 02.61 +06 21 36.5 t 568
2005-06-11 08:52:20 C 19 18 38.09 -23 10 43.7 18.5 c 704
2005-06-11 09:06:59 C 19 18 37.65 -23 10 44.1 18.8 c 704
2005-06-11 09:21:40 C 19 18 37.21 -23 10 44.9 18.7 c 704
2005-06-12 11:28:43 C 19 17 58.17 -23 13 07.8 c 568
2005-06-12 11:39:00 C 19 17 57.86 -23 13 08.8 c 568
2005-06-12 12:16:03 C 19 17 56.78 -23 13 12.3 c 568
2005-06-12 12:53:35 C 19 17 55.68 -23 13 15.8 c 568
2005-06-12 13:13:09 C 19 17 55.10 -23 13 17.6 c 568
2005-06-14 10:53:11 C 19 16 38.75 -23 17 43.6 c 568
2005-06-14 11:28:22 C 19 16 37.58 -23 17 47.3 c 568
2005-06-14 12:03:30 C 19 16 36.41 -23 17 50.9 c 568
2005-06-15 10:47:53 C 19 15 54.65 -23 20 10.1 c 568
2005-10-25 09:29:56 C 20 06 31.75 -21 28 45.4 r E12
2005-10-25 09:41:43 C 20 06 33.22 -21 28 40.1 r E12
2005-10-25 09:53:28 C 20 06 34.77 -21 28 35.6 r E12
2005-10-25 10:05:13 C 20 06 36.25 -21 28 30.6 r E12
2005-11-12 01:51:12 C 21 05 09.63 -17 40 28.7 r 703
2005-11-12 02:00:28 C 21 05 11.11 -17 40 22.7 r 703
2005-11-12 02:09:38 C 21 05 12.26 -17 40 16.2 r 703
2005-11-12 02:18:55 C 21 05 13.56 -17 40 10.2 r 703
2005-12-01 02:24:04 C 22 12 54.28 -11 44 47.4 r 703
2005-12-01 02:30:20 C 22 12 55.18 -11 44 41.9 r 703
2005-12-01 02:36:34 C 22 12 56.16 -11 44 36.3 r 703
2005-12-01 02:42:50 C 22 12 57.13 -11 44 29.6 r 703
2005-12-04 01:31:57 C 22 23 39.55 -10 40 39.8 18.8 c 704
2005-12-04 01:50:30 C 22 23 42.29 -10 40 23.0 18.9 c 704
2005-12-04 02:08:52 C 22 23 45.01 -10 40 06.1 18.9 c 704
2005-12-04 02:27:33 C 22 23 47.73 -10 39 49.9 19.3 c 704
2005-12-04 02:46:39 C 22 23 50.61 -10 39 31.4 19.4 c 704
2005-12-28 01:50:22 C 23 50 38.35 -01 13 30.9 19.0 c 704