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
2009-01-20 13:06:21 C 10 41 23.97 +09 48 35.4 o 691
2009-02-02 08:21:36 C 10 27 40.00 +11 14 48.4 o 691
2009-02-15 20:34:28 C 10 09 30.93 +12 58 44.1 r 106
2009-02-15 20:47:21 C 10 09 30.19 +12 58 47.3 r 106
2009-02-15 21:00:20 C 10 09 29.40 +12 58 51.4 r 106
2009-02-15 21:13:12 C 10 09 28.63 +12 58 55.9 r 106
2009-02-17 06:44:36 C 10 07 32.99 +13 09 23.4 19.5 c 704
2009-02-17 07:01:10 C 10 07 32.02 +13 09 29.0 19.7 c 704
2009-02-17 07:17:34 C 10 07 31.03 +13 09 33.9 19.6 c 704
2009-02-17 07:34:01 C 10 07 30.06 +13 09 39.7 19.6 c 704
2009-02-20 07:40:21 C 10 03 24.04 +13 31 28.9 r G96
2009-02-20 07:52:41 C 10 03 23.32 +13 31 32.4 r G96
2009-02-20 08:05:04 C 10 03 22.60 +13 31 36.1 r G96
2009-02-20 08:17:24 C 10 03 21.88 +13 31 39.8 r G96
2009-02-22 06:32:55 C 10 00 47.32 +13 45 07.8 19.7 c 704
2009-02-22 06:49:52 C 10 00 46.35 +13 45 13.2 19.7 c 704
2009-02-22 07:06:51 C 10 00 45.36 +13 45 17.6 20.1 c 704
2009-02-22 07:23:57 C 10 00 44.43 +13 45 23.2 19.8 c 704
2009-02-22 07:41:13 C 10 00 43.38 +13 45 26.8 20.0 c 704
2009-02-25 07:30:30 C 09 56 49.99 +14 05 21.8 r 703
2009-02-25 07:38:10 C 09 56 49.59 +14 05 23.4 r 703
2009-02-25 07:45:59 C 09 56 49.16 +14 05 26.1 r 703
2009-02-25 07:53:47 C 09 56 48.76 +14 05 29.5 r 703
2009-02-28 07:22:41 C 09 53 07.08 +14 23 53.2 r G96
2009-02-28 07:32:30 C 09 53 06.54 +14 23 55.6 r G96
2009-02-28 07:42:23 C 09 53 06.03 +14 23 58.0 r G96
2009-02-28 07:52:09 C 09 53 05.53 +14 24 00.5 r G96
2009-03-15 05:01:06 C 09 38 23.78 +15 31 39.7 r 703
2009-03-15 05:08:52 C 09 38 23.53 +15 31 41.8 r 703
2009-03-15 05:16:46 C 09 38 23.31 +15 31 42.7 r 703
2009-03-15 05:24:29 C 09 38 23.02 +15 31 44.7 r 703
2009-03-15 05:42:34 C 09 38 22.45 +15 31 45.6 r G96
2009-03-15 05:56:07 C 09 38 22.02 +15 31 47.2 r G96
2009-03-15 06:09:41 C 09 38 21.58 +15 31 48.8 r G96
2009-03-15 06:23:13 C 09 38 21.12 +15 31 50.6 r G96
2009-03-21 05:20:55 C 09 34 34.78 +15 46 57.7 r G96
2009-03-21 05:28:50 C 09 34 34.64 +15 46 58.4 r G96
2009-03-21 05:36:42 C 09 34 34.42 +15 46 59.0 r G96
2009-03-21 05:44:36 C 09 34 34.24 +15 46 59.5 r G96
2010-05-23 01:01:14 C 16 48 03.23 -22 38 15.7 u B67
2010-05-23 01:13:13 C 16 48 02.53 -22 38 15.2 u B67
2010-05-23 01:24:59 C 16 48 01.86 -22 38 13.9 u B67
2010-06-04 09:35:57 C 16 30 27.229 -22 10 29.97 L F51
2010-06-04 09:52:00 C 16 30 26.188 -22 10 28.22 L F51
2010-06-05 07:54:26 C 16 29 03.40 -22 07 59.6 18.7 c 704
2010-06-05 08:10:06 C 16 29 02.39 -22 07 57.9 19.3 c 704
2010-06-05 08:41:57 C 16 29 00.31 -22 07 54.1 19.7 c 704
2010-06-07 09:44:36 C 16 25 56.569 -22 02 06.91 L F51
2010-06-07 10:02:17 C 16 25 55.425 -22 02 04.75 L F51
2010-06-11 06:40:53 C 16 20 10.06 -21 50 40.5 r G96