307918 (2004 EU9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5052363954 ± 4.18e-08
Semi-major axis (a)0.8804520982 AU ± 5.72e-10
Inclination (i)28.58435208° ± 6.01e-06
Long. of Asc. Node (Ω)161.07845373° ± 2.92e-06
Arg. of Perihelion (ω)202.42572345° ± 5.96e-06
Mean Anomaly (M)215.48202538° ± 1.03e-05
Mean Motion (n)1.1930363523°/day ± 1.16e-09
Perihelion dist (q)0.43561565 AU ± 3.68e-08
Aphelion dist (Q)1.32528854 AU ± 3.68e-08
Orbital Period0.82614941 yr ± 8.06e-10
Physical Parameters
H (abs. magnitude)19.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.368″
Uncertainty0
Orbit TypeAten
MOID0.167618 AU
Observations Used530
Oppositions4
Arc Total2004-2024
First Observation Used2004-03-06
Last Observation Used2024-04-20
Observations (569)
Date Type RA Dec Mag Band Observatory
2004-03-06 06:35:51 C 08 13 06.82 +10 35 06.3 t 608
2004-03-06 06:51:41 C 08 13 06.70 +10 36 09.3 t 608
2004-03-15 04:02:24 C 08 15 25.93 +20 52 38.6 18.5 c 704
2004-03-15 04:02:33 C 08 15 25.90 +20 52 39.0 18.7 c 704
2004-03-15 04:17:55 C 08 15 26.15 +20 53 11.4 18.8 c 704
2004-03-15 04:18:04 C 08 15 26.15 +20 53 12.0 18.7 c 704
2004-03-15 04:33:25 C 08 15 26.43 +20 53 43.1 19.2 c 704
2004-03-15 04:33:34 C 08 15 26.41 +20 53 43.2 19.5 c 704
2004-03-15 04:49:09 C 08 15 26.63 +20 54 17.6 18.5 c 704
2004-03-15 04:49:18 C 08 15 26.63 +20 54 17.8 18.5 c 704
2004-03-15 05:05:07 C 08 15 26.88 +20 54 50.7 18.9 c 704
2004-03-15 05:05:15 C 08 15 26.88 +20 54 51.5 18.9 c 704
2004-03-16 01:59:00 C 08 15 56.08 +21 37 47.0 c 932
2004-03-16 02:10:59 C 08 15 56.36 +21 38 11.0 c 932
2004-03-16 02:21:59 C 08 15 56.53 +21 38 32.4 c 932
2004-03-16 03:10:19 C 08 15 58.23 +21 40 11.7 o 699
2004-03-16 03:23:23 C 08 15 58.51 +21 40 38.9 c 854
2004-03-16 03:25:00 C 08 15 58.54 +21 40 42.0 c 854
2004-03-16 03:26:42 C 08 15 58.61 +21 40 45.1 c 854
2004-03-16 03:29:47 C 08 15 58.60 +21 40 50.5 o 699
2004-03-16 03:49:16 C 08 15 58.96 +21 41 28.6 o 699
2004-03-16 03:55:29 C 08 15 59.00 +21 41 41.3 18.7 c 704
2004-03-16 03:57:32 C 08 15 59.03 +21 41 45.6 18.6 c 704
2004-03-16 04:08:50 C 08 15 59.28 +21 42 08.3 o 699
2004-03-16 04:11:09 C 08 15 59.28 +21 42 12.9 19.3 c 704
2004-03-16 04:13:54 C 08 15 59.34 +21 42 17.9 19.3 c 704
2004-03-16 04:26:44 C 08 15 59.56 +21 42 43.3 19.1 c 704
2004-03-16 04:30:05 C 08 15 59.63 +21 42 50.2 19.3 c 704
2004-03-16 04:42:33 C 08 15 59.84 +21 43 14.8 18.8 c 704
2004-03-16 04:45:58 C 08 15 59.92 +21 43 22.0 19.2 c 704
2004-03-16 04:58:01 C 08 16 00.13 +21 43 45.3 18.9 c 704
2004-03-16 05:01:51 C 08 16 00.15 +21 43 53.3 19.3 c 704
2004-03-16 05:57:34 C 08 16 01.12 +21 45 45.6 o H06
2004-03-16 06:00:12 C 08 16 01.17 +21 45 49.3 o H06
2004-03-16 06:02:23 C 08 16 01.26 +21 45 52.8 o H06
2004-03-17 19:48:12 C 08 17 00.81 +22 56 51.3 c 246
2004-03-17 19:49:24 C 08 17 00.83 +22 56 53.9 c 246
2004-03-17 19:50:47 C 08 17 00.87 +22 56 56.1 c 246
2004-03-17 19:52:22 C 08 17 00.90 +22 56 59.0 c 246
2004-03-17 19:53:51 C 08 17 00.94 +22 57 01.7 c 246
2004-03-18 02:38:58 C 08 17 12.65 +23 09 05.4 19.4 c 704
2004-03-18 02:55:34 C 08 17 12.96 +23 09 34.8 19.5 c 704
2004-03-18 03:12:39 C 08 17 13.49 +23 10 04.2 19.8 c 704
2004-03-18 03:46:30 C 08 17 14.14 +23 11 04.2 19.4 c 704
2004-03-19 05:22:52 C 08 17 58.36 +23 54 25.3 19.2 c 704
2004-03-19 05:38:33 C 08 17 58.78 +23 54 50.9 19.3 c 704
2004-03-19 05:53:59 C 08 17 59.17 +23 55 15.7 19.4 c 704
2004-03-19 06:09:36 C 08 17 59.58 +23 55 40.6 19.5 c 704
2004-03-19 06:25:05 C 08 18 00.00 +23 56 05.8 19.2 c 704
2004-03-21 23:25:28 C 08 20 07.87 +25 33 39.3 r J95