154658 (2004 FA18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4547593595 ± 7.09e-08
Semi-major axis (a)1.0966112840 AU ± 2.03e-09
Inclination (i)19.28458723° ± 8.95e-06
Long. of Asc. Node (Ω)29.57534546° ± 1.13e-05
Arg. of Perihelion (ω)318.65252572° ± 1.54e-05
Mean Anomaly (M)184.60213004° ± 2.09e-05
Mean Motion (n)0.8582883359°/day ± 2.38e-09
Perihelion dist (q)0.59791704 AU ± 7.77e-08
Aphelion dist (Q)1.59530553 AU ± 7.78e-08
Orbital Period1.14836267 yr ± 3.19e-09
Physical Parameters
H (abs. magnitude)19.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.431″
Uncertainty0
Orbit TypeApollo
MOID0.153329 AU
Observations Used203
Oppositions3
Arc Total1996-2021
First Observation Used1996-04-15
Last Observation Used2021-03-22
Observations (210)
Date Type RA Dec Mag Band Observatory
2004-03-31 12:42:21 C 13 56 26.37 +03 44 00.1 c 474
2004-04-01 09:09:39 C 13 53 55.10 +03 44 08.2 c 926
2004-04-01 09:11:24 C 13 53 54.88 +03 44 08.1 c 926
2004-04-01 09:13:07 C 13 53 54.65 +03 44 08.4 c 926
2004-04-02 11:23:19 C 13 50 34.77 +03 44 33.4 t 608
2004-04-02 11:39:02 C 13 50 32.65 +03 44 34.3 t 608
2004-04-02 11:54:09 C 13 50 30.58 +03 44 34.5 t 608
2004-04-03 11:13:43 C 13 47 25.63 +03 44 37.7 t 608
2004-04-03 11:29:22 C 13 47 23.45 +03 44 37.9 t 608
2004-04-03 11:44:24 C 13 47 21.31 +03 44 38.4 t 608
2004-04-15 07:55:35 C 13 02 12.85 +03 18 26.5 r H41
2004-04-15 08:01:37 C 13 02 11.54 +03 18 24.0 r H41
2004-04-15 08:05:11 C 13 02 10.90 +03 18 23.8 r H41
2004-04-19 21:43:50 C 12 42 15.52 +02 51 07.9 r 170
2004-04-19 21:45:00 C 12 42 15.27 +02 51 07.6 r 170
2004-04-19 21:47:01 C 12 42 14.90 +02 51 07.0 r 170
2004-04-20 07:16:26 C 12 40 29.27 +02 48 18.1 18.3 c 704
2004-04-20 07:32:28 C 12 40 26.22 +02 48 13.4 18.9 c 704
2004-04-20 07:48:32 C 12 40 23.16 +02 48 08.2 19.0 c 704
2004-04-20 08:04:29 C 12 40 20.18 +02 48 02.9 19.1 c 704
2004-04-20 08:20:25 C 12 40 17.17 +02 47 58.7 19.0 c 704
2004-04-20 13:50:59 C 12 39 16.53 +02 46 39.4 r E12
2004-04-20 14:08:57 C 12 39 13.11 +02 46 34.0 r E12
2004-04-20 14:26:56 C 12 39 09.67 +02 46 28.2 r E12
2004-04-20 14:44:47 C 12 39 06.30 +02 46 22.5 r E12
2004-04-22 06:18:18 C 12 31 49.06 +02 32 55.6 19.4 c 704
2004-04-22 06:33:21 C 12 31 46.07 +02 32 49.7 19.7 c 704
2004-04-22 06:48:55 C 12 31 43.13 +02 32 43.5 19.2 c 704
2004-04-22 07:04:53 C 12 31 40.07 +02 32 38.7 19.5 c 704
2004-04-22 07:19:50 C 12 31 37.26 +02 32 33.6 19.3 c 704
2004-04-23 03:35:34 C 12 27 54.68 +02 25 18.8 c 691
2004-04-23 04:21:22 C 12 27 46.06 +02 25 02.0 c 691
2004-04-23 05:02:39 C 12 27 38.25 +02 24 47.1 c 691
2004-04-24 20:56:18 C 12 20 20.53 +02 09 22.8 r 941
2004-04-24 20:57:27 C 12 20 20.33 +02 09 22.6 r 941
2004-04-24 20:58:36 C 12 20 20.17 +02 09 22.1 r 941
2004-04-24 20:59:44 C 12 20 19.95 +02 09 21.3 r 941
2004-04-28 03:54:50 C 12 06 12.31 +01 35 11.9 c 691
2004-04-28 05:10:41 C 12 05 58.57 +01 34 36.6 c 691
2004-04-28 06:16:33 C 12 05 47.63 +01 34 09.3 20.3 c 608
2004-04-28 06:31:39 C 12 05 44.94 +01 34 02.0 19.9 c 608
2004-04-28 06:47:01 C 12 05 42.17 +01 33 55.0 19.9 c 608
2004-04-28 06:47:09 C 12 05 41.09 +01 33 51.7 c 691
2005-01-18 12:16:34 C 13 19 44.485 +24 08 39.82 e 645
2005-01-18 12:21:34 C 13 19 44.542 +24 08 41.95 22.36 e 645
2005-02-19 10:04:20 C 12 55 44.88 +32 08 17.4 F65
2005-02-19 10:06:01 C 12 55 44.71 +32 08 18.5 F65
2005-02-19 10:07:45 C 12 55 44.60 +32 08 20.1 F65
2005-02-19 10:09:21 C 12 55 44.42 +32 08 20.7 F65
2005-12-28 10:23:05 C 13 58 18.23 +57 16 57.6 o 696