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
2010-06-11 06:54:31 C 16 20 09.24 -21 50 38.8 r G96
2010-06-11 07:01:22 C 16 20 08.80 -21 50 37.9 r G96
2010-06-12 13:53:10 C 16 18 15.44 -21 46 34.5 r E12
2010-06-12 14:14:44 C 16 18 14.04 -21 46 31.1 r E12
2010-06-12 14:36:23 C 16 18 12.74 -21 46 28.8 r E12
2010-06-12 14:58:01 C 16 18 11.34 -21 46 25.2 r E12
2010-07-04 04:49:26 C 15 52 31.54 -20 45 10.7 r G96
2010-07-04 04:59:44 C 15 52 31.15 -20 45 09.9 r G96
2010-07-04 05:10:01 C 15 52 30.82 -20 45 09.4 r G96
2010-07-04 05:20:23 C 15 52 30.43 -20 45 07.6 r G96
2012-02-23 09:52:01 C 13 21 48.02 -07 35 23.4 r G96
2012-02-23 10:04:44 C 13 21 47.73 -07 35 22.0 r G96
2012-02-23 10:17:20 C 13 21 47.48 -07 35 20.7 r G96
2012-02-26 10:33:38 C 13 20 21.01 -07 26 08.2 o 691
2012-02-26 10:59:28 C 13 20 20.42 -07 26 04.2 o 691
2012-03-05 09:48:15 C 13 15 14.97 -06 54 07.2 o 691
2012-03-05 10:13:45 C 13 15 14.15 -06 54 02.0 o 691
2012-03-05 10:39:14 C 13 15 13.28 -06 53 57.1 o 691
2012-03-27 04:52:03 C 12 53 37.53 -04 40 17.7 o 691
2012-03-27 05:17:33 C 12 53 36.34 -04 40 10.1 o 691
2012-03-27 05:43:05 C 12 53 35.06 -04 40 02.6 o 691
2012-03-29 04:55:41 C 12 51 17.82 -04 25 54.9 o 691
2012-03-29 05:21:11 C 12 51 16.51 -04 25 47.4 o 691
2012-03-29 05:46:42 C 12 51 15.27 -04 25 40.2 o 691
2012-04-14 08:16:10 C 12 32 47.522 -02 32 12.42 L F51
2012-04-14 08:37:33 C 12 32 46.541 -02 32 06.63 L F51
2012-04-14 08:58:55 C 12 32 45.553 -02 32 00.80 L F51
2012-05-14 05:13:30 C 12 10 48.39 -00 23 00.7 r G96
2012-05-14 05:21:04 C 12 10 48.32 -00 23 00.4 r G96
2012-05-14 05:28:37 C 12 10 48.25 -00 23 00.2 r G96
2012-05-14 05:36:12 C 12 10 48.07 -00 22 59.3 r G96
2013-07-14 13:50:58 C 02 29 07.963 +13 46 28.11 L F51
2013-07-14 13:56:40 C 02 29 08.849 +13 46 32.47 L F51
2013-07-20 19:30:07 C 02 52 47.30 +15 37 23.6 q E12
2013-10-31 09:24:42 C 08 25 43.20 +19 38 06.6 q 703
2013-10-31 09:34:11 C 08 25 43.90 +19 38 06.0 q 703
2013-10-31 09:43:43 C 08 25 44.56 +19 38 03.3 q 703
2013-10-31 09:53:14 C 08 25 45.22 +19 37 59.7 q 703
2013-11-04 04:06:24 C 08 32 10.48 +19 19 23.2 q Z81
2013-11-04 04:40:04 C 08 32 12.71 +19 19 16.5 q Z81
2013-11-04 05:13:38 C 08 32 14.91 +19 19 09.6 q Z81
2013-11-08 10:28:24 C 08 38 43.88 +18 59 58.5 q G96
2013-11-08 10:42:10 C 08 38 44.69 +18 59 56.0 q G96
2013-11-08 10:55:57 C 08 38 45.48 +18 59 53.7 q G96
2013-11-08 11:09:47 C 08 38 46.28 +18 59 51.2 q G96
2013-11-09 04:45:44 C 08 39 48.93 +18 56 43.2 q Z81
2013-11-09 05:14:59 C 08 39 50.51 +18 56 38.2 q Z81
2013-11-09 05:43:54 C 08 39 52.15 +18 56 33.3 q Z81
2013-11-14 09:14:36 C 08 46 31.30 +18 36 45.0 q 703
2013-11-14 09:23:27 C 08 46 31.76 +18 36 44.2 q 703