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
2005-09-23 20:31:44 C 23 07 59.87 +32 07 29.9 c 639
2005-09-24 19:28:37 C 23 06 51.83 +31 49 18.0 r 240
2005-09-24 19:31:04 C 23 06 51.71 +31 49 16.5 r 240
2005-09-24 19:40:55 C 23 06 51.17 +31 49 08.6 r 240
2005-09-24 19:43:23 C 23 06 51.04 +31 49 06.7 r 240
2005-09-24 19:48:18 C 23 06 50.76 +31 49 02.6 r 240
2005-09-24 19:53:13 C 23 06 50.51 +31 48 58.7 r 240
2005-09-25 20:51:33 C 23 05 35.45 +31 27 41.4 r 084
2005-09-25 20:55:41 C 23 05 35.19 +31 27 37.7 r 084
2005-09-25 22:18:50 C 23 05 31.08 +31 26 29.7 c A53
2005-09-25 22:28:53 C 23 05 30.54 +31 26 20.2 c A53
2005-09-25 22:39:28 C 23 05 29.93 +31 26 11.2 c A53
2005-09-25 22:50:02 C 23 05 29.37 +31 26 01.7 c A53
2005-09-26 20:04:34 C 23 04 26.56 +31 06 33.9 r 084
2005-09-26 20:08:42 C 23 04 26.40 +31 06 30.2 r 084
2005-09-26 20:55:02 C 23 04 24.21 +31 05 51.5 r 106
2005-09-26 21:03:26 C 23 04 23.75 +31 05 43.3 r 106
2005-09-26 21:11:39 C 23 04 23.29 +31 05 35.5 r 106
2005-09-26 21:19:53 C 23 04 22.82 +31 05 27.7 r 106
2005-09-27 20:52:50 C 23 03 13.53 +30 42 32.0 r J94
2005-09-27 21:16:24 C 23 03 12.29 +30 42 09.2 r J94
2005-09-27 22:01:22 C 23 03 09.92 +30 41 23.9 r J94
2005-09-27 23:32:53 C 23 03 04.59 +30 39 47.5 r 084
2005-09-27 23:37:33 C 23 03 04.39 +30 39 42.8 r 084
2005-09-29 19:25:58 C 23 00 57.78 +29 53 08.8 r A30
2005-09-29 19:27:11 C 23 00 57.72 +29 53 07.5 r A30
2005-09-29 19:28:29 C 23 00 57.65 +29 53 06.0 r A30
2005-09-29 19:29:52 C 23 00 57.58 +29 53 04.5 r A30
2005-09-29 19:32:04 C 23 00 57.46 +29 53 02.1 r A30
2005-09-30 13:23:17 C 23 00 05.53 +29 32 40.0 r 379
2005-09-30 13:26:09 C 23 00 05.40 +29 32 36.7 r 379
2005-09-30 13:31:54 C 23 00 05.09 +29 32 30.1 r 379
2005-09-30 13:34:46 C 23 00 04.94 +29 32 26.7 r 379
2005-09-30 13:37:38 C 23 00 04.77 +29 32 23.3 r 379
2005-10-03 21:24:09 C 22 56 24.33 +27 50 21.5 r 084
2005-10-04 21:16:06 C 22 55 22.05 +27 16 31.7 r 084
2005-10-05 17:33:16 C 22 54 31.42 +26 46 31.9 r 084
2005-10-05 17:37:57 C 22 54 31.28 +26 46 25.1 r 084
2005-10-06 13:49:41 C 22 53 40.70 +26 15 37.1 r 379
2005-10-06 13:52:33 C 22 53 40.59 +26 15 32.3 r 379
2005-10-06 13:55:25 C 22 53 40.44 +26 15 28.2 r 379
2005-10-06 14:01:11 C 22 53 40.18 +26 15 18.7 r 379
2005-10-06 14:04:04 C 22 53 40.03 +26 15 14.0 r 379
2005-10-06 14:06:56 C 22 53 39.89 +26 15 09.8 r 379
2005-10-06 22:58:09 C 22 53 18.52 +26 01 01.8 r 084
2005-10-06 23:01:48 C 22 53 18.40 +26 00 56.0 r 084
2005-10-08 05:19:20 C 22 52 09.01 +25 11 49.9 r 703
2005-10-08 05:29:24 C 22 52 08.54 +25 11 32.5 r 703
2005-10-08 05:39:28 C 22 52 08.07 +25 11 15.6 r 703
2005-10-08 05:49:31 C 22 52 07.64 +25 10 59.2 r 703