2011 EO40

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5404290349 ± 5.03e-07
Semi-major axis (a)1.6541591800 AU ± 5.21e-08
Inclination (i)3.36155293° ± 1.09e-05
Long. of Asc. Node (Ω)50.17111205° ± 3.47e-04
Arg. of Perihelion (ω)17.23106097° ± 3.75e-04
Mean Anomaly (M)5.63715678° ± 5.02e-05
Mean Motion (n)0.4632829603°/day ± 2.19e-08
Perihelion dist (q)0.76020353 AU ± 8.32e-07
Aphelion dist (Q)2.54811483 AU ± 8.36e-07
Orbital Period2.12748227 yr ± 1.01e-07
Physical Parameters
H (abs. magnitude)21.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.192″
Uncertainty0
Orbit TypeApollo
MOID0.048217 AU
Observations Used28
Oppositions7
Arc Total2011-2025
First Observation Used2011-03-10
Last Observation Used2025-08-29
Observations (30)
Date Type RA Dec Mag Band Observatory
2011-03-10 05:11:48 C 11 15 36.32 +18 29 27.8 r G96
2011-03-10 05:24:27 C 11 15 35.10 +18 29 22.9 r G96
2011-03-10 05:37:05 C 11 15 33.91 +18 29 18.0 r G96
2011-03-10 05:49:37 C 11 15 32.68 +18 29 13.2 r G96
2011-03-10 06:49:35 C 11 15 26.81 +18 28 49.1 o H01
2011-03-10 07:01:33 C 11 15 25.66 +18 28 44.4 o H01
2011-03-10 07:11:53 C 11 15 24.66 +18 28 40.2 o H01
2011-03-10 07:21:53 C 11 15 23.69 +18 28 36.2 o H01
2011-03-10 21:35:40 C 11 14 09.85 +18 22 45.7 u J95
2011-03-10 21:45:28 C 11 14 08.98 +18 22 42.7 u J95
2011-03-10 21:55:13 C 11 14 08.12 +18 22 39.3 u J95
2011-03-11 09:38:24 C 11 13 07.07 +18 18 06.5 o 291
2011-03-11 09:44:02 C 11 13 06.56 +18 18 04.0 o 291
2011-03-11 09:49:38 C 11 13 06.08 +18 18 01.7 o 291
2011-03-24 08:53:58 C 10 55 47.75 +16 14 43.1 o 291
2011-03-24 09:01:59 C 10 55 47.37 +16 14 39.3 o 291
2011-03-24 09:10:48 C 10 55 47.05 +16 14 37.4 o 291
2011-04-13 09:31:56 C 10 51 40.099 +13 08 19.55 o 568
2011-04-13 09:36:27 C 10 51 40.130 +13 08 17.79 o 568
2011-04-13 09:42:02 C 10 51 40.174 +13 08 15.64 o 568
2025-08-15 11:28:45 C 22 42 35.954 -23 10 04.89 X F52
2025-08-15 11:45:19 C 22 42 35.391 -23 10 20.82 X F52
2025-08-15 12:01:57 C 22 42 34.805 -23 10 36.89 X F52
2025-08-17 10:33:26 C 22 41 12.299 -23 57 32.04 X F51
2025-08-17 10:48:27 C 22 41 11.682 -23 57 47.96 X F51
2025-08-17 11:03:24 C 22 41 11.055 -23 58 03.83 X F51
2025-08-17 11:18:21 C 22 41 10.435 -23 58 19.62 X F51
2025-08-29 04:30:52 C 22 24 37.88 -30 34 05.9 o X19
2025-08-29 04:36:06 C 22 24 37.33 -30 34 15.5 o X19
2025-08-29 04:41:18 C 22 24 36.77 -30 34 26.0 o X19