361861 (2008 ED69)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7395771751 ± 4.85e-08
Semi-major axis (a)2.9088079233 AU ± 1.93e-08
Inclination (i)36.38239706° ± 9.41e-06
Long. of Asc. Node (Ω)149.49398202° ± 2.50e-05
Arg. of Perihelion (ω)173.25434525° ± 2.35e-05
Mean Anomaly (M)184.23142066° ± 1.01e-05
Mean Motion (n)0.1986733932°/day ± 1.98e-09
Perihelion dist (q)0.75751998 AU ± 1.41e-07
Aphelion dist (Q)5.06009587 AU ± 1.45e-07
Orbital Period4.96103815 yr ± 4.95e-08
Physical Parameters
H (abs. magnitude)16.98
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.323″
Uncertainty0
Orbit TypeApollo
MOID0.251849 AU
Observations Used136
Oppositions15
Arc Total2004-2023
First Observation Used2004-12-15
Last Observation Used2023-04-03
Observations (142)
Date Type RA Dec Mag Band Observatory
2004-12-15 11:44:59 C 09 02 39.03 -02 11 54.0 c 568
2004-12-15 11:54:11 C 09 02 38.86 -02 11 53.6 c 568
2004-12-15 12:03:23 C 09 02 38.70 -02 11 53.6 c 568
2004-12-15 12:12:56 C 09 02 38.49 -02 11 53.5 c 568
2004-12-15 12:22:09 C 09 02 38.30 -02 11 53.3 c 568
2004-12-15 12:31:24 C 09 02 38.11 -02 11 53.1 c 568
2008-03-11 11:54:21 C 16 14 34.65 +25 22 56.4 r 703
2008-03-11 12:01:28 C 16 14 35.12 +25 23 03.5 r 703
2008-03-11 12:08:36 C 16 14 35.80 +25 23 13.7 r 703
2008-03-11 12:15:41 C 16 14 36.27 +25 23 21.6 r 703
2008-03-12 08:57:07 C 16 16 14.24 +25 47 30.5 o H55
2008-03-12 09:02:14 C 16 16 14.61 +25 47 36.4 o H55
2008-03-12 09:08:20 C 16 16 15.08 +25 47 43.8 o H55
2008-03-12 10:56:27 C 16 16 23.62 +25 49 52.5 r 703
2008-03-12 10:59:41 C 16 16 23.84 +25 49 55.1 r 703
2008-03-12 11:02:57 C 16 16 24.06 +25 49 58.5 r 703
2008-03-12 11:06:14 C 16 16 24.27 +25 50 03.0 r 703
2008-03-12 11:39:59 C 16 16 26.97 +25 50 43.9 r G96
2008-03-12 11:49:47 C 16 16 27.69 +25 50 54.8 r G96
2008-03-12 11:59:34 C 16 16 28.45 +25 51 06.2 r G96
2008-03-12 12:09:24 C 16 16 29.20 +25 51 17.7 r G96
2008-03-15 08:27:37 C 16 21 55.99 +27 13 51.8 o 291
2008-03-15 08:34:23 C 16 21 56.52 +27 13 59.9 o 291
2008-03-15 08:42:31 C 16 21 57.19 +27 14 10.4 o 291
2008-03-16 09:42:27 C 16 23 58.06 +27 45 24.0 o 291
2008-03-16 09:48:21 C 16 23 58.54 +27 45 31.0 o 291
2008-03-16 09:54:56 C 16 23 59.06 +27 45 40.0 o 291
2008-03-19 09:39:54 C 16 29 51.21 +29 18 13.2 o H01
2008-03-19 09:41:01 C 16 29 51.30 +29 18 14.8 o H01
2008-03-19 09:42:08 C 16 29 51.39 +29 18 16.2 o H01
2008-03-19 09:43:16 C 16 29 51.48 +29 18 17.7 o H01
2008-03-19 09:44:23 C 16 29 51.57 +29 18 19.2 o H01
2008-03-20 08:36:59 C 16 31 45.47 +29 48 44.2 o H55
2008-03-20 08:46:00 C 16 31 46.21 +29 48 56.4 o H55
2008-03-20 08:54:54 C 16 31 46.95 +29 49 08.2 o H55
2008-03-20 10:16:33 C 16 31 53.69 +29 50 56.7 r 448
2008-03-20 10:38:09 C 16 31 55.34 +29 51 26.8 r 448
2008-03-20 10:59:44 C 16 31 57.16 +29 51 55.4 r 448
2008-03-22 00:52:00 C 16 35 08.25 +30 43 18.1 r J76
2008-03-22 01:01:10 C 16 35 09.02 +30 43 31.6 r J76
2008-03-22 01:10:19 C 16 35 09.76 +30 43 43.1 r J76
2008-03-23 10:33:04 C 16 37 59.73 +31 30 04.0 r 703
2008-03-23 10:42:44 C 16 38 00.63 +31 30 15.4 r 703
2008-03-23 10:52:25 C 16 38 01.46 +31 30 30.7 r 703
2008-03-23 11:02:08 C 16 38 02.18 +31 30 42.4 r 703
2008-03-29 10:30:47 C 16 50 39.97 +34 59 52.2 r 448
2008-03-29 10:47:12 C 16 50 41.41 +35 00 17.1 r 448
2008-03-29 11:03:37 C 16 50 42.91 +35 00 41.7 r 448
2008-04-04 10:18:15 C 17 04 11.71 +38 44 36.7 c 711
2008-04-04 10:24:35 C 17 04 12.31 +38 44 46.2 c 711