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
1954-10-05 07:05:00 00 03 41.39 +33 36 48.8 c 261
1954-10-05 07:54:59 00 03 40.06 +33 35 50.9 c 261
2002-05-30 08:32:07 C 16 22 42.97 -03 52 55.5 o 644
2002-06-01 08:38:10 C 16 19 58.92 -03 36 27.7 o 644
2002-06-01 08:53:32 C 16 19 58.01 -03 36 22.9 o 644
2002-06-01 09:08:32 C 16 19 57.21 -03 36 16.9 o 644
2002-06-07 08:02:13 C 16 12 07.59 -02 53 25.8 o 644
2002-06-07 08:32:22 C 16 12 05.87 -02 53 17.8 o 644
2004-03-27 09:41:24 C 15 15 15.67 -21 40 08.7 20.4 c 704
2004-03-27 09:55:38 C 15 15 15.13 -21 40 01.1 20.5 c 704
2004-03-27 10:09:39 C 15 15 14.59 -21 39 53.1 20.4 c 704
2004-03-28 10:08:32 C 15 14 25.55 -21 24 50.4 c 926
2004-03-28 10:12:30 C 15 14 25.32 -21 24 48.4 c 926
2004-03-28 10:16:26 C 15 14 25.15 -21 24 45.7 c 926
2004-03-29 10:03:21 C 15 13 33.76 -21 09 31.8 d 291
2004-03-29 10:09:33 C 15 13 33.52 -21 09 27.7 d 291
2004-03-29 10:17:16 C 15 13 33.21 -21 09 22.6 d 291
2004-03-30 14:08:14 C 15 12 29.85 -20 50 57.6 c 474
2004-03-30 14:11:41 C 15 12 29.68 -20 50 55.4 c 474
2004-03-30 14:14:21 C 15 12 29.57 -20 50 53.6 c 474
2004-03-30 14:20:11 C 15 12 29.32 -20 50 49.6 c 474
2004-03-31 15:49:41 C 15 11 27.87 -20 33 45.5 c 474
2004-03-31 15:53:11 C 15 11 27.75 -20 33 43.1 c 474
2004-03-31 15:59:22 C 15 11 27.48 -20 33 39.0 c 474
2004-04-01 09:56:46 C 15 10 42.73 -20 21 36.3 c 926
2004-04-01 10:04:16 C 15 10 42.48 -20 21 30.7 c 926
2004-04-01 10:13:48 C 15 10 42.01 -20 21 22.9 c 926
2004-04-01 14:41:28 C 15 10 30.91 -20 18 11.0 r 413
2004-04-01 15:25:25 C 15 10 28.94 -20 17 41.0 r 413
2004-04-09 13:09:39 C 15 01 15.34 -17 58 25.1 r 474
2004-04-09 13:17:19 C 15 01 14.86 -17 58 19.2 r 474
2004-04-09 13:20:48 C 15 01 14.53 -17 58 18.0 r 474
2004-04-13 10:16:56 C 14 56 01.87 -16 45 06.1 c 926
2004-04-13 10:22:18 C 14 56 01.62 -16 45 02.0 c 926
2004-04-13 10:27:39 C 14 56 01.22 -16 44 56.4 c 926
2004-04-13 17:13:21 C 14 55 37.668 -16 39 21.61 r 413
2004-04-13 17:16:21 C 14 55 37.498 -16 39 19.17 r 413
2004-04-13 17:19:21 C 14 55 37.316 -16 39 16.72 r 413
2004-04-21 08:55:31 C 14 44 32.58 -14 08 59.2 19.0 c 704
2004-04-21 09:11:26 C 14 44 31.56 -14 08 46.4 18.8 c 704
2004-04-21 09:27:20 C 14 44 30.55 -14 08 33.2 19.3 c 704
2004-04-21 09:43:28 C 14 44 29.57 -14 08 19.9 19.1 c 704
2004-04-21 09:59:23 C 14 44 28.49 -14 08 06.1 19.2 c 704
2004-04-22 07:37:07 C 14 43 08.79 -13 50 16.4 c 691
2004-04-22 08:15:15 C 14 43 06.35 -13 49 45.2 c 691
2004-04-22 09:00:51 C 14 43 03.43 -13 49 07.4 c 691
2004-04-24 23:31:20 C 14 39 12.68 -12 57 50.4 r 941
2004-04-24 23:32:28 C 14 39 12.63 -12 57 49.4 r 941
2004-04-24 23:33:37 C 14 39 12.55 -12 57 48.7 r 941
2004-04-24 23:34:45 C 14 39 12.47 -12 57 47.7 r 941