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
1998-04-05 16:28:43 C 14 47 37.28 +13 06 48.6 426
1998-04-07 02:11:43 C 14 48 44.59 +14 48 46.2 557
1998-04-07 02:13:44 C 14 48 44.62 +14 48 52.6 557
1998-04-07 02:15:45 C 14 48 44.64 +14 48 57.8 557
1998-04-10 00:16:54 C 14 50 37.52 +18 00 35.3 046
1998-04-10 00:18:38 C 14 50 37.56 +18 00 39.5 046
1998-04-10 00:22:07 C 14 50 37.63 +18 00 48.9 046
1998-04-10 00:24:21 C 14 50 37.61 +18 00 53.0 046
1998-04-16 10:23:19 C 14 52 42.00 +23 24 27.8 658
1998-04-22 01:26:49 C 14 52 50.52 +26 35 03.6 557
1998-04-22 01:30:10 C 14 52 50.52 +26 35 07.0 557
1998-04-22 01:33:30 C 14 52 50.53 +26 35 10.7 557
1998-04-23 01:32:02 C 14 52 45.08 +27 01 16.1 557
1998-04-23 01:35:24 C 14 52 45.02 +27 01 19.5 557
1998-04-23 01:38:45 C 14 52 45.00 +27 01 22.6 557
1998-04-23 02:00:40 C 14 52 44.71 +27 01 45.3 557
1998-04-28 16:05:59 C 14 51 52.16 +28 50 51.0 360
1998-04-28 16:12:14 C 14 51 52.08 +28 50 54.9 360
1998-04-28 16:24:15 C 14 51 51.83 +28 51 02.0 360
2003-06-23 07:46:26 C 16 53 30.918 +19 17 54.59 e 645
2003-06-23 07:51:26 C 16 53 30.700 +19 17 51.38 22.11 e 645
2005-09-24 06:34:05 C 23 26 39.30 +00 42 25.2 d 291
2005-09-24 06:42:00 C 23 26 38.82 +00 42 16.2 d 291
2005-09-24 06:50:06 C 23 26 38.34 +00 42 08.9 d 291
2005-09-25 04:18:02 C 23 25 26.30 +00 19 31.1 d 291
2005-09-25 04:25:50 C 23 25 25.96 +00 19 22.4 d 291
2005-09-25 04:33:55 C 23 25 25.34 +00 19 14.0 d 291
2008-06-22 04:43:23 C 18 38 25.84 +17 30 14.0 o H55
2008-06-22 04:54:50 C 18 38 24.96 +17 30 15.3 o H55
2010-09-29 08:05:07 C 00 32 51.18 +01 26 26.5 r G96
2010-09-29 08:13:32 C 00 32 50.71 +01 26 17.4 r G96
2010-09-29 08:21:52 C 00 32 50.20 +01 26 08.1 r G96
2010-10-14 09:01:34 C 00 12 25.013 -05 11 48.04 L F51
2010-10-14 09:18:02 C 00 12 24.084 -05 12 04.84 L F51
2015-09-09 11:11:12 C 02 00 20.943 +11 03 55.96 L F51
2015-09-09 11:28:51 C 02 00 20.960 +11 03 45.34 L F51
2015-09-09 11:46:32 C 02 00 20.979 +11 03 34.67 L F51
2015-09-09 12:04:14 C 02 00 20.995 +11 03 24.21 L F51
2015-10-08 10:33:28 C 01 43 43.48 +00 10 42.1 q G96
2015-10-08 10:40:55 C 01 43 43.11 +00 10 32.3 q G96
2015-10-08 10:48:23 C 01 43 42.74 +00 10 22.4 q G96
2020-10-08 10:53:20 C 03 12 56.37 +02 25 03.1 V G96
2020-10-08 11:11:36 C 03 12 56.09 +02 24 41.2 V G96
2020-10-08 11:19:07 C 03 12 55.95 +02 24 33.4 V G96
2020-10-08 11:26:37 C 03 12 55.82 +02 24 24.2 V G96
2020-10-16 12:28:55 C 03 09 07.432 -01 37 08.21 U F52
2020-10-16 12:44:47 C 03 09 06.887 -01 37 29.07 U F52
2020-10-16 13:00:37 C 03 09 06.390 -01 37 49.77 U F52
2020-10-17 08:12:17 C 03 08 33.05 -02 03 19.0 V G96
2020-10-17 08:19:43 C 03 08 32.77 -02 03 28.9 V G96