164206 (2004 FN18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4097305590 ± 4.68e-09
Semi-major axis (a)1.7008248307 AU ± 2.88e-10
Inclination (i)18.27358908° ± 1.35e-06
Long. of Asc. Node (Ω)214.40614416° ± 1.04e-06
Arg. of Perihelion (ω)232.89300515° ± 2.06e-06
Mean Anomaly (M)349.10648855° ± 7.81e-07
Mean Motion (n)0.4443476573°/day ± 1.13e-10
Perihelion dist (q)1.00394492 AU ± 7.96e-09
Aphelion dist (Q)2.39770474 AU ± 7.97e-09
Orbital Period2.21814218 yr ± 5.63e-10
Physical Parameters
H (abs. magnitude)17.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.174″
Uncertainty0
Orbit TypeApollo
MOID0.111190 AU
Observations Used1222
Gaia Obs Used25
Oppositions35
Arc Total1954-2017
First Observation Used1954-10-05
Last Observation Used2026-01-13
Observations (1394)
Date Type RA Dec Mag Band Observatory
2005-11-28 03:01:45 C 23 41 18.18 -27 28 39.4 o 699
2005-12-11 03:04:22 C 00 27 50.39 -38 34 14.9 c 844
2005-12-11 03:11:47 C 00 27 51.72 -38 34 26.9 c 844
2005-12-11 03:21:37 C 00 27 53.27 -38 34 46.2 c 844
2005-12-11 03:22:54 C 00 27 53.45 -38 34 48.5 c 844
2006-01-01 12:47:36 C 02 09 16.45 -49 47 01.3 r E12
2006-01-01 12:59:58 C 02 09 19.11 -49 47 10.3 r E12
2006-01-01 13:12:22 C 02 09 21.85 -49 47 18.3 r E12
2006-01-01 13:24:43 C 02 09 24.44 -49 47 27.8 r E12
2006-01-05 04:03:56 C 02 28 47.15 -50 46 58.4 c 844
2006-01-05 04:05:39 C 02 28 47.57 -50 46 59.5 c 844
2006-01-05 04:07:20 C 02 28 47.96 -50 47 00.9 c 844
2006-01-05 04:09:06 C 02 28 48.31 -50 47 01.4 c 844
2006-01-05 04:10:49 C 02 28 48.72 -50 47 00.3 c 844
2006-01-05 04:12:32 C 02 28 49.06 -50 47 03.2 c 844
2006-01-05 04:14:13 C 02 28 49.51 -50 47 03.1 c 844
2006-01-05 04:15:55 C 02 28 49.85 -50 47 04.6 c 844
2006-01-05 04:17:42 C 02 28 50.29 -50 47 05.4 c 844
2006-01-05 04:19:23 C 02 28 50.64 -50 47 06.5 c 844
2006-01-22 11:47:20 C 04 04 58.76 -51 58 41.3 r E12
2006-01-22 12:03:09 C 04 05 02.25 -51 58 36.8 r E12
2006-01-22 12:18:55 C 04 05 05.74 -51 58 32.0 r E12
2006-01-22 12:34:38 C 04 05 09.27 -51 58 27.4 r E12
2006-01-28 13:10:12 C 04 38 04.76 -50 59 08.5 c 322
2006-01-28 13:45:48 C 04 38 11.64 -50 58 50.4 c 322
2006-01-28 14:09:09 C 04 38 16.38 -50 58 38.0 c 322
2006-01-29 02:50:35 C 04 41 06.92 -50 51 14.2 o I37
2006-01-29 03:05:22 C 04 41 09.99 -50 51 04.3 o I37
2006-01-29 03:21:24 C 04 41 13.36 -50 50 55.7 o I37
2006-02-07 01:29:09 C 05 27 37.33 -47 58 48.8 c 844
2006-02-07 01:31:47 C 05 27 37.81 -47 58 46.2 c 844
2006-02-07 01:34:20 C 05 27 38.33 -47 58 44.2 c 844
2006-02-07 01:36:57 C 05 27 38.97 -47 58 40.9 c 844
2006-02-07 01:39:35 C 05 27 39.51 -47 58 38.5 c 844
2006-02-07 01:42:17 C 05 27 39.97 -47 58 35.4 c 844
2006-02-07 01:50:19 C 05 27 41.60 -47 58 27.1 c 844
2006-02-07 01:52:56 C 05 27 42.16 -47 58 24.4 c 844
2006-02-07 01:55:31 C 05 27 42.60 -47 58 22.3 c 844
2006-04-27 03:10:15 C 09 55 17.36 -03 51 05.4 r 703
2006-04-27 03:21:10 C 09 55 18.48 -03 50 58.9 r 703
2006-04-27 03:32:06 C 09 55 19.41 -03 50 52.7 r 703
2006-04-27 03:43:01 C 09 55 20.46 -03 50 44.9 r 703
2007-06-14 07:40:08 C 20 45 52.87 +09 58 30.1 21.5 o H55
2007-06-14 07:56:49 C 20 45 52.66 +09 58 38.5 21.5 o H55
2007-06-14 08:07:59 C 20 45 52.50 +09 58 44.0 21.6 o H55
2011-06-11 08:17:26 C 17 14 13.77 -00 44 17.9 r G96
2011-06-11 08:28:13 C 17 14 13.16 -00 44 16.0 r G96
2011-06-11 08:39:12 C 17 14 12.48 -00 44 13.4 r G96
2011-06-11 08:52:29 C 17 14 11.72 -00 44 10.1 r G96
2013-04-13 10:20:33 C 16 27 12.74 -14 21 45.1 u G96