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
2018-12-13 12:22:45 C 01 57 32.03 +12 20 21.3 q D29
2018-12-14 04:46:04 C 01 59 07.21 +12 30 08.1 V G96
2018-12-14 04:54:09 C 01 59 07.96 +12 30 12.8 V G96
2018-12-14 05:02:15 C 01 59 08.70 +12 30 17.6 V G96
2018-12-14 05:10:21 C 01 59 09.45 +12 30 22.4 V G96
2018-12-15 21:24:09 C 02 03 03.89 +12 54 00.3 q 160
2018-12-15 21:28:08 C 02 03 04.25 +12 54 02.5 q 160
2018-12-15 21:32:06 C 02 03 04.62 +12 54 04.9 q 160
2018-12-22 09:56:53 C 02 18 14.76 +14 22 03.1 V T05
2018-12-22 10:01:38 C 02 18 15.20 +14 22 06.2 V T05
2018-12-22 10:14:44 C 02 18 16.47 +14 22 12.8 V T05
2018-12-22 10:21:44 C 02 18 17.09 +14 22 15.4 V T05
2018-12-25 20:16:06 C 02 26 13.61 +15 05 30.6 q 160
2018-12-25 20:19:49 C 02 26 13.96 +15 05 32.6 q 160
2018-12-25 20:23:50 C 02 26 14.33 +15 05 34.6 q 160
2018-12-26 20:05:08 C 02 28 31.83 +15 17 45.5 q 160
2018-12-26 20:09:06 C 02 28 32.20 +15 17 47.5 q 160
2018-12-26 20:13:05 C 02 28 32.58 +15 17 49.3 q 160
2018-12-27 07:58:34 C 02 29 40.54 +15 23 54.8 V T05
2018-12-27 08:01:23 C 02 29 40.79 +15 23 56.4 V T05
2018-12-27 08:11:07 C 02 29 41.70 +15 24 01.0 V T05
2018-12-27 08:14:53 C 02 29 42.03 +15 24 03.2 V T05
2018-12-27 08:24:59 C 02 29 42.98 +15 24 08.1 V T05
2018-12-27 08:27:41 C 02 29 43.24 +15 24 09.4 V T05
2018-12-27 08:35:45 C 02 29 43.98 +15 24 13.3 V T05
2018-12-27 08:37:43 C 02 29 44.16 +15 24 14.4 V T05
2018-12-29 20:25:42 C 02 35 31.45 +15 54 03.7 17.6 q J43
2018-12-29 20:37:57 C 02 35 32.53 +15 54 10.1 17.9 q J43
2018-12-29 20:50:11 C 02 35 33.65 +15 54 15.9 18.1 q J43
2018-12-29 21:02:26 C 02 35 34.77 +15 54 21.9 18.5 q J43
2018-12-30 19:29:29 C 02 37 44.96 +16 05 17.7 q 160
2018-12-30 19:32:38 C 02 37 45.27 +16 05 18.7 q 160
2018-12-30 19:35:49 C 02 37 45.55 +16 05 20.7 q 160
2018-12-31 08:00:32 C 02 38 57.11 +16 11 26.1 V T05
2018-12-31 08:13:15 C 02 38 58.32 +16 11 32.4 V T05
2018-12-31 08:33:21 C 02 39 00.16 +16 11 41.8 V T05
2018-12-31 08:40:44 C 02 39 00.84 +16 11 45.2 V T05
2018-12-31 18:24:23 C 02 39 57.97 +16 16 21.9 a 233
2018-12-31 18:32:32 C 02 39 58.72 +16 16 25.5 a 233
2018-12-31 18:38:37 C 02 39 59.27 +16 16 28.6 a 233
2018-12-31 18:43:51 C 02 39 59.74 +16 16 30.5 a 233
2018-12-31 18:52:28 C 02 40 00.56 +16 16 34.8 a 233
2018-12-31 19:41:52 C 02 40 05.15 +16 16 57.3 q 160
2018-12-31 19:45:02 C 02 40 05.47 +16 16 59.1 q 160
2018-12-31 19:48:16 C 02 40 05.75 +16 17 00.4 q 160
2019-01-01 19:28:11 C 02 42 22.92 +16 28 16.1 q 160
2019-01-01 19:31:08 C 02 42 23.20 +16 28 18.1 q 160
2019-01-01 19:34:05 C 02 42 23.45 +16 28 20.0 q 160
2019-01-02 19:58:02 C 02 44 44.72 +16 39 47.5 q 160
2019-01-02 20:01:53 C 02 44 45.09 +16 39 49.2 q 160