516454 (2005 FN4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7644764893 ± 4.94e-08
Semi-major axis (a)2.6616853647 AU ± 8.01e-09
Inclination (i)29.34909982° ± 2.37e-05
Long. of Asc. Node (Ω)190.34825014° ± 7.99e-06
Arg. of Perihelion (ω)105.76922946° ± 1.60e-05
Mean Anomaly (M)250.88902022° ± 8.00e-06
Mean Motion (n)0.2269745696°/day ± 1.03e-09
Perihelion dist (q)0.62688948 AU ± 1.32e-07
Aphelion dist (Q)4.69648125 AU ± 1.32e-07
Orbital Period4.34245248 yr ± 1.96e-08
Physical Parameters
H (abs. magnitude)18.65
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.432″
Uncertainty0
Orbit TypeApollo
MOID0.053439 AU
Observations Used203
Oppositions10
Arc Total2005-2018
First Observation Used2005-03-31
Last Observation Used2018-11-20
Observations (205)
Date Type RA Dec Mag Band Observatory
2005-05-14 03:32:41 C 08 58 46.53 +52 05 17.3 o 696
2005-05-14 03:37:02 C 08 58 45.35 +52 05 29.1 o 696
2005-09-09 11:39:42 C 05 44 53.23 +04 54 25.6 d 291
2005-09-09 11:45:17 C 05 44 53.30 +04 54 19.6 d 291
2005-09-09 11:51:01 C 05 44 53.49 +04 54 15.7 d 291
2009-12-04 01:42:40 C 20 36 11.15 -18 05 15.8 c 926
2009-12-04 01:48:35 C 20 36 12.98 -18 05 17.1 c 926
2010-01-04 01:41:33 C 23 38 35.66 -15 38 54.9 o 291
2010-01-04 01:49:37 C 23 38 37.17 -15 38 50.9 o 291
2010-01-04 01:55:12 C 23 38 38.11 -15 38 47.9 o 291
2018-03-21 06:35:01 C 11 26 59.22 -12 23 54.0 U G96
2018-03-21 06:42:27 C 11 26 58.60 -12 23 44.8 U G96
2018-03-21 06:49:55 C 11 26 57.96 -12 23 35.8 U G96
2018-03-21 06:57:22 C 11 26 57.36 -12 23 26.6 U G96
2018-04-07 20:37:41 C 10 48 59.27 -01 00 01.9 q 246
2018-04-07 20:38:35 C 10 48 59.10 -01 00 00.2 q 246
2018-04-07 20:40:55 C 10 48 58.90 -00 59 54.9 q 246
2018-04-07 22:12:05 C 10 48 50.40 -00 56 52.5 19.4 q J43
2018-04-07 22:24:49 C 10 48 49.09 -00 56 26.9 19.4 q J43
2018-04-07 22:37:36 C 10 48 47.87 -00 56 01.6 19.5 q J43
2018-04-07 22:50:27 C 10 48 46.59 -00 55 36.9 18.8 q J43
2018-04-08 04:24:57 C 10 48 15.11 -00 44 34.6 q H45
2018-04-08 04:26:36 C 10 48 14.92 -00 44 31.5 q H45
2018-04-08 04:28:12 C 10 48 14.74 -00 44 28.5 q H45
2018-04-08 04:29:46 C 10 48 14.60 -00 44 26.6 q H45
2018-04-08 04:31:37 C 10 48 14.43 -00 44 21.7 q H45
2018-04-08 04:33:20 C 10 48 14.25 -00 44 18.3 q H45
2018-04-08 05:32:17 C 10 48 08.69 -00 42 22.1 U 703
2018-04-08 05:39:49 C 10 48 07.96 -00 42 06.2 U 703
2018-04-08 05:47:21 C 10 48 07.23 -00 41 51.2 U 703
2018-04-08 05:54:53 C 10 48 06.54 -00 41 36.7 U 703
2018-04-08 19:45:22 C 10 46 48.72 -00 14 04.7 q 246
2018-04-08 19:47:02 C 10 46 48.48 -00 14 01.0 q 246
2018-04-08 19:47:21 C 10 46 48.49 -00 14 00.7 q 246
2018-04-08 19:47:45 C 10 46 48.43 -00 13 59.8 q 246
2018-04-08 19:48:05 C 10 46 48.32 -00 13 58.8 q 246
2018-04-08 19:48:46 C 10 46 48.30 -00 13 57.2 q 246
2018-04-08 19:49:49 C 10 46 48.22 -00 13 56.3 q 246
2018-04-11 05:16:51 C 10 41 25.20 +01 42 55.5 U 703
2018-04-11 05:24:17 C 10 41 24.43 +01 43 11.1 U 703
2018-04-11 05:31:43 C 10 41 23.71 +01 43 26.1 U 703
2018-04-14 04:30:51 C 10 34 51.55 +04 12 03.9 U G96
2018-04-14 04:38:11 C 10 34 50.85 +04 12 19.3 U G96
2018-04-14 04:45:33 C 10 34 50.16 +04 12 35.0 U G96
2018-04-14 04:52:55 C 10 34 49.45 +04 12 50.5 U G96
2018-04-14 05:24:28 C 10 34 46.45 +04 13 58.3 U 703
2018-04-14 05:32:33 C 10 34 45.75 +04 14 14.0 U 703
2018-04-14 05:40:37 C 10 34 44.89 +04 14 31.6 U 703
2018-04-18 05:02:50 C 10 26 15.95 +07 39 11.7 U 703
2018-04-18 05:10:26 C 10 26 15.32 +07 39 28.4 U 703