504680 (2009 EO2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4807630428 ± 1.73e-08
Semi-major axis (a)1.7119863637 AU ± 1.72e-09
Inclination (i)11.47771862° ± 4.77e-06
Long. of Asc. Node (Ω)264.62965225° ± 1.02e-05
Arg. of Perihelion (ω)220.61831209° ± 1.14e-05
Mean Anomaly (M)178.79267491° ± 3.90e-06
Mean Motion (n)0.4400092683°/day ± 6.64e-10
Perihelion dist (q)0.88892659 AU ± 2.96e-08
Aphelion dist (Q)2.53504614 AU ± 2.97e-08
Orbital Period2.24001255 yr ± 3.38e-09
Physical Parameters
H (abs. magnitude)19.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.282″
Uncertainty0
Orbit TypeApollo
MOID0.013428 AU
Observations Used171
Oppositions4
Arc Total2009-2017
First Observation Used2009-03-05
Last Observation Used2017-12-21
Observations (180)
Date Type RA Dec Mag Band Observatory
2009-03-05 09:41:22 C 03 37 55.34 -49 53 43.6 r E12
2009-03-05 09:50:36 C 03 37 58.04 -49 54 12.7 r E12
2009-03-05 09:59:53 C 03 38 00.70 -49 54 41.3 r E12
2009-03-05 11:10:33 C 03 38 21.08 -49 58 23.5 r E12
2009-03-05 11:13:19 C 03 38 21.87 -49 58 31.6 r E12
2009-03-05 11:41:54 C 03 38 30.37 -50 00 01.8 r E12
2009-03-06 09:36:06 C 03 45 14.79 -51 10 37.5 r E12
2009-03-06 09:38:52 C 03 45 15.58 -51 10 47.0 r E12
2009-03-06 09:39:48 C 03 45 15.87 -51 10 49.4 r E12
2009-03-07 08:55:09 C 03 52 45.97 -52 24 04.3 o 474
2009-03-07 08:57:09 C 03 52 46.60 -52 24 10.1 o 474
2009-03-07 09:00:10 C 03 52 47.57 -52 24 19.5 o 474
2009-03-07 09:02:00 C 03 52 48.16 -52 24 25.6 o 474
2009-03-07 09:04:09 C 03 52 48.84 -52 24 32.2 o 474
2009-03-07 09:46:04 C 03 53 02.82 -52 26 54.5 r E12
2009-03-07 09:56:26 C 03 53 06.08 -52 27 26.1 r E12
2009-03-07 11:32:49 C 03 53 37.55 -52 32 00.8 o 474
2009-03-07 11:36:29 C 03 53 38.79 -52 32 12.6 o 474
2009-03-07 11:40:37 C 03 53 40.14 -52 32 24.4 o 474
2009-03-13 09:37:02 C 04 49 38.45 -59 14 29.1 r E12
2009-03-13 10:09:34 C 04 49 52.96 -59 15 46.3 r E12
2009-03-13 10:14:06 C 04 49 54.95 -59 15 57.5 r E12
2009-03-21 09:33:49 C 06 36 41.89 -64 37 47.0 r E12
2009-03-21 09:37:16 C 06 36 44.02 -64 37 49.3 r E12
2009-03-29 11:04:56 C 08 37 03.05 -63 49 50.1 r E12
2009-03-29 11:07:35 C 08 37 04.44 -63 49 46.9 r E12
2009-04-16 12:59:59 C 11 10 09.94 -48 59 03.6 r E12
2009-04-25 13:25:58 C 11 45 16.32 -41 05 07.3 r E12
2009-04-25 13:31:57 C 11 45 17.12 -41 04 55.5 r E12
2009-05-11 12:02:54 C 12 25 40.47 -30 22 04.7 r E12
2009-05-11 12:09:32 C 12 25 41.01 -30 21 55.3 r E12
2009-06-14 03:57:23 C 13 24 54.06 -19 55 04.7 o 291
2009-06-14 04:02:55 C 13 24 54.47 -19 55 04.4 o 291
2009-06-14 04:08:25 C 13 24 54.79 -19 55 02.0 o 291
2010-08-08 07:33:00 C 22 27 45.04 +09 24 13.4 r H21
2010-08-08 08:13:54 C 22 27 43.06 +09 24 13.9 r H21
2010-08-08 08:52:36 C 22 27 41.14 +09 24 13.9 r H21
2010-08-09 07:01:51 C 22 26 37.13 +09 24 34.4 r H21
2010-08-09 08:01:21 C 22 26 34.14 +09 24 34.9 r H21
2010-08-12 05:52:43 C 22 23 02.93 +09 23 58.3 o H21
2010-08-12 06:35:46 C 22 23 00.63 +09 23 56.3 o H21
2010-08-12 07:21:07 C 22 22 58.20 +09 23 54.8 o H21
2017-08-17 09:47:35 C 01 38 14.54 +29 02 53.1 o 291
2017-08-17 10:12:31 C 01 38 15.52 +29 03 09.0 o 291
2017-08-17 10:37:28 C 01 38 16.40 +29 03 24.8 o 291
2017-10-02 09:54:31 C 01 57 20.02 +40 41 34.3 q G96
2017-10-02 10:03:09 C 01 57 19.83 +40 41 39.1 q G96
2017-10-02 10:09:16 C 01 57 19.65 +40 41 42.8 q G96
2017-10-02 10:15:24 C 01 57 19.57 +40 41 46.1 q G96
2017-10-10 08:06:11 C 01 51 33.68 +42 23 32.5 U G96