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
2005-04-06 20:02:13 C 11 30 47.65 +01 00 39.0 c A83
2005-04-06 20:08:26 C 11 30 46.89 +01 00 56.2 c A83
2005-04-06 20:13:38 C 11 30 46.31 +01 01 11.1 c A83
2005-04-08 05:08:07 C 11 26 50.81 +02 38 18.9 r I04
2005-04-08 05:15:32 C 11 26 49.94 +02 38 41.2 r I04
2005-04-08 05:20:51 C 11 26 49.27 +02 38 57.1 r I04
2005-04-09 05:13:56 C 11 23 55.25 +03 51 23.4 o 699
2005-04-09 05:48:57 C 11 23 50.71 +03 53 12.3 o 699
2005-04-09 06:23:59 C 11 23 46.26 +03 55 00.6 o 699
2005-04-09 06:58:59 C 11 23 41.77 +03 56 48.9 o 699
2005-04-09 21:47:02 C 11 21 51.85 +04 43 02.6 r 941
2005-04-09 21:47:42 C 11 21 51.75 +04 43 04.7 r 941
2005-04-09 21:48:22 C 11 21 51.67 +04 43 06.7 r 941
2005-04-09 21:49:01 C 11 21 51.58 +04 43 08.7 r 941
2005-04-09 21:49:41 C 11 21 51.51 +04 43 10.7 r 941
2005-04-10 01:06:01 C 11 21 26.83 +04 53 51.5 r I77
2005-04-10 01:10:33 C 11 21 26.23 +04 54 05.8 r I77
2005-04-10 01:15:06 C 11 21 25.64 +04 54 19.9 r I77
2005-04-13 20:42:38 C 11 09 31.66 +09 57 29.7 c 560
2005-04-13 20:49:07 C 11 09 30.76 +09 57 52.1 c 560
2005-04-13 20:55:37 C 11 09 29.86 +09 58 14.4 c 560
2005-04-15 20:26:06 C 11 02 59.19 +12 45 42.0 c 246
2005-04-15 20:26:57 C 11 02 59.06 +12 45 44.8 c 246
2005-04-15 20:27:47 C 11 02 58.91 +12 45 47.8 c 246
2005-04-15 20:28:39 C 11 02 58.81 +12 45 50.6 c 246
2005-04-15 20:32:34 C 11 02 58.22 +12 46 05.3 c 246
2005-04-15 20:33:31 C 11 02 58.10 +12 46 08.3 c 246
2005-04-15 20:34:31 C 11 02 57.95 +12 46 12.0 c 246
2005-04-15 20:36:38 C 11 02 57.63 +12 46 19.7 c 246
2005-04-15 21:10:35 C 11 02 52.84 +12 48 21.9 c A48
2005-04-15 21:12:39 C 11 02 52.48 +12 48 30.4 c A48
2005-04-15 21:13:10 C 11 02 52.52 +12 48 31.1 c A48
2005-04-15 21:14:43 C 11 02 52.30 +12 48 38.4 c A48
2005-04-16 05:41:52 C 11 01 41.18 +13 19 06.3 r 703
2005-04-16 06:04:44 C 11 01 37.84 +13 20 28.7 r 703
2005-04-16 06:17:05 C 11 01 36.00 +13 21 12.7 r 703
2005-04-16 06:29:21 C 11 01 34.19 +13 21 57.3 r 703
2005-04-16 20:39:59 C 10 59 34.86 +14 13 15.2 c A53
2005-04-16 20:41:49 C 10 59 34.81 +14 13 22.8 r 941
2005-04-16 20:42:30 C 10 59 34.71 +14 13 25.3 r 941
2005-04-16 20:43:11 C 10 59 34.60 +14 13 27.3 r 941
2005-04-16 20:43:52 C 10 59 34.49 +14 13 29.9 r 941
2005-04-16 20:44:32 C 10 59 34.37 +14 13 32.4 r 941
2005-04-16 20:47:14 C 10 59 33.73 +14 13 41.1 c A53
2005-04-16 20:54:29 C 10 59 32.77 +14 14 06.9 c A53
2005-04-16 21:01:43 C 10 59 31.67 +14 14 34.1 c A53
2005-04-25 21:17:47 C 10 26 38.87 +27 47 14.5 r 952
2005-04-25 21:39:16 C 10 26 35.23 +27 48 35.0 r 952
2005-04-25 21:47:26 C 10 26 33.92 +27 49 05.2 r 952
2005-04-25 21:58:32 C 10 26 32.01 +27 49 47.2 r 952