446789 (1998 FN9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2355596521 ± 9.44e-08
Semi-major axis (a)1.3965078948 AU ± 1.31e-08
Inclination (i)14.62820726° ± 8.41e-06
Long. of Asc. Node (Ω)183.83059294° ± 9.52e-06
Arg. of Perihelion (ω)329.33079897° ± 2.61e-05
Mean Anomaly (M)294.90465245° ± 2.63e-05
Mean Motion (n)0.5972376574°/day ± 8.41e-09
Perihelion dist (q)1.06754698 AU ± 1.32e-07
Aphelion dist (Q)1.72546881 AU ± 1.33e-07
Orbital Period1.65030833 yr ± 2.32e-08
NGA Modelr2
A28.40092131e-14 ± 2.67e-14 AU/d²
Physical Parameters
H (abs. magnitude)20.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.407″
Uncertainty0
Orbit TypeAmor
MOID0.094955 AU
Observations Used145
Oppositions11
Arc Total1998-2026
First Observation Used1998-03-24
Last Observation Used2026-04-05
Observations (150)
Date Type RA Dec Mag Band Observatory
1998-03-24 07:57:14 C 14 28 43.80 -07 04 55.2 18.7 a 704
1998-03-24 08:26:01 C 14 28 46.07 -07 02 38.4 19.1 a 704
1998-03-24 08:54:54 C 14 28 48.38 -07 00 17.1 19.5 a 704
1998-03-24 09:23:57 C 14 28 50.57 -06 57 54.8 19.3 a 704
1998-03-24 09:53:04 C 14 28 52.79 -06 55 35.1 19.4 a 704
1998-03-25 05:33:02 C 14 30 46.50 -05 21 09.9 17.7 a 704
1998-03-25 05:45:05 C 14 30 47.47 -05 20 14.1 a 704
1998-03-25 05:57:05 C 14 30 48.47 -05 19 15.7 18.1 a 704
1998-03-25 06:09:20 C 14 30 49.49 -05 18 18.0 17.9 a 704
1998-03-25 06:21:13 C 14 30 50.37 -05 17 21.9 17.6 a 704
1998-03-25 23:15:02 C 14 32 18.88 -03 57 42.1 046
1998-03-25 23:17:05 C 14 32 19.02 -03 57 32.5 046
1998-03-25 23:18:23 C 14 32 19.12 -03 57 26.7 046
1998-03-25 23:20:02 C 14 32 19.26 -03 57 19.0 046
1998-03-26 02:27:41 C 14 32 33.04 -03 42 40.6 557
1998-03-26 02:29:02 C 14 32 33.14 -03 42 34.6 557
1998-03-26 02:30:22 C 14 32 33.22 -03 42 28.1 557
1998-03-27 00:01:46 C 14 34 22.53 -02 02 45.1 046
1998-03-27 00:03:09 C 14 34 22.59 -02 02 39.2 046
1998-03-27 00:04:26 C 14 34 22.70 -02 02 33.1 046
1998-03-28 17:39:46 C 14 37 30.93 +01 03 55.5 z 402
1998-03-28 17:42:48 C 14 37 31.13 +01 04 08.2 z 402
1998-03-28 17:45:48 C 14 37 31.26 +01 04 22.1 z 402
1998-03-29 09:34:22 C 14 38 38.60 +02 12 32.2 658
1998-03-29 09:41:05 C 14 38 38.96 +02 13 01.1 658
1998-03-29 09:44:33 C 14 38 39.16 +02 13 15.8 658
1998-03-29 14:36:28 C 14 38 59.76 +02 35 25.0 422
1998-03-29 14:38:36 C 14 38 59.87 +02 35 33.6 422
1998-03-29 14:40:43 C 14 39 00.03 +02 35 43.1 422
1998-03-30 02:45:03 C 14 39 45.09 +03 25 11.7 046
1998-03-30 02:52:14 C 14 39 45.47 +03 25 42.0 046
1998-03-30 02:53:45 C 14 39 45.54 +03 25 48.5 046
1998-03-31 15:06:40 C 14 42 00.56 +05 53 18.4 z 402
1998-03-31 15:09:39 C 14 42 00.85 +05 53 29.5 z 402
1998-03-31 15:12:40 C 14 42 00.73 +05 53 44.0 z 402
1998-04-01 17:34:34 C 14 43 24.42 +07 36 53.6 422
1998-04-01 22:19:32 C 14 43 42.48 +07 53 25.9 557
1998-04-01 22:22:43 C 14 43 42.60 +07 53 38.0 557
1998-04-02 16:20:42 C 14 44 35.06 +09 00 18.7 z 402
1998-04-02 16:23:43 C 14 44 35.14 +09 00 29.1 z 402
1998-04-02 16:26:43 C 14 44 35.28 +09 00 41.4 z 402
1998-04-02 18:13:59 C 14 44 39.02 +09 07 11.8 360
1998-04-02 18:21:29 C 14 44 39.28 +09 07 39.0 360
1998-04-02 18:27:30 C 14 44 39.47 +09 08 00.6 360
1998-04-03 17:29:44 C 14 45 43.66 +10 29 46.7 360
1998-04-03 17:33:59 C 14 45 43.77 +10 30 01.5 360
1998-04-03 17:37:30 C 14 45 43.88 +10 30 13.8 360
1998-04-05 16:11:34 C 14 47 36.89 +13 05 54.6 426
1998-04-05 16:17:08 C 14 47 37.00 +13 06 12.2 426
1998-04-05 16:23:20 C 14 47 37.13 +13 06 32.0 426