517103 (2013 EM20)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3179855833 ± 2.92e-08
Semi-major axis (a)1.3713108786 AU ± 6.06e-09
Inclination (i)8.36352262° ± 4.38e-06
Long. of Asc. Node (Ω)73.88003140° ± 5.87e-05
Arg. of Perihelion (ω)350.17326456° ± 5.85e-05
Mean Anomaly (M)42.68024369° ± 7.58e-06
Mean Motion (n)0.6137738683°/day ± 4.07e-09
Perihelion dist (q)0.93525379 AU ± 4.03e-08
Aphelion dist (Q)1.80736797 AU ± 4.08e-08
Orbital Period1.60584595 yr ± 1.06e-08
Physical Parameters
H (abs. magnitude)19.92
G (slope)0.15
Alternative Designations

2008 AO112

Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.766″
Uncertainty0
Orbit TypeApollo
MOID0.043499 AU
Observations Used2304
Oppositions9
Arc Total1997-2021
First Observation Used1997-04-07
Last Observation Used2021-05-06
Observations (4530)
Date Type RA Dec Mag Band Observatory
2020-10-11 12:14:11 S 06 30 06.077 -56 08 14.24 V C57
2020-10-11 12:14:11 s 1 +105199.03 3 +341404.81 5680.0 C57
2020-10-11 12:24:11 S 06 30 11.374 -56 08 06.07 V C57
2020-10-11 12:24:11 s 1 +104856.03 2 +341740.93 7020.0 C57
2020-10-11 12:34:11 S 06 30 16.838 -56 07 54.59 V C57
2020-10-11 12:34:11 s 1 +104512.70 4 +342075.97 8270.0 C57
2020-10-11 12:54:11 S 06 30 27.161 -56 07 30.68 V C57
2020-10-11 12:54:11 s 1 +103825.07 3 +342742.78 510.0 C57
2020-10-11 13:34:11 S 06 30 45.890 -56 06 52.67 V C57
2020-10-11 13:34:11 s 1 +102445.95 8 +344063.41 3990.0 C57
2020-10-11 13:44:11 S 06 30 51.300 -56 06 37.55 V C57
2020-10-11 13:44:11 s 1 +102100.38 6 +344390.86 4660.0 C57
2020-10-11 13:54:11 S 06 30 56.254 -56 06 25.02 V C57
2020-10-11 13:54:11 s 1 +101754.50 1 +344717.23 5260.0 C57
2020-10-11 14:04:11 S 06 31 01.390 -56 06 14.58 V C57
2020-10-11 14:04:11 s 1 +101408.30 3 +345042.52 5770.0 C57
2020-10-11 14:14:11 S 06 31 06.415 -56 06 05.18 V C57
2020-10-11 14:14:11 s 1 +101061.79 5 +345366.74 6210.0 C57
2020-10-11 14:24:11 S 06 31 11.798 -56 05 49.85 V C57
2020-10-11 14:24:11 s 1 +100714.97 9 +345689.88 6570.0 C57
2020-10-11 14:34:11 S 06 31 16.306 -56 05 39.30 V C57
2020-10-11 14:34:11 s 1 +100367.85 5 +346011.94 6860.0 C57
2020-10-11 14:44:11 S 06 31 20.638 -56 05 30.73 V C57
2020-10-11 14:44:11 s 1 +100020.42 5 +346332.92 7070.0 C57
2020-10-11 15:14:11 S 06 31 36.031 -56 04 54.41 V C57
2020-10-11 15:14:11 s 1 +98976.320 0 +347289.43 7280.0 C57
2020-10-11 15:24:11 S 06 31 41.021 -56 04 41.38 V C57
2020-10-11 15:24:11 s 1 +98627.685 0 +347606.12 7210.0 C57
2020-10-11 15:34:11 S 06 31 45.982 -56 04 37.24 V C57
2020-10-11 15:34:11 s 1 +98278.752 0 +347921.74 7070.0 C57
2020-10-11 15:54:11 S 06 31 55.819 -56 04 09.80 V C57
2020-10-11 15:54:11 s 1 +97580.002 0 +348549.77 6590.0 C57
2020-10-11 16:24:11 S 06 32 10.442 -56 03 35.35 V C57
2020-10-11 16:24:11 s 1 +96529.685 0 +349483.80 5390.0 C57
2020-10-11 16:44:11 S 06 32 21.631 -56 03 14.29 V C57
2020-10-11 16:44:11 s 1 +95828.031 0 +350101.15 4270.0 C57
2020-10-11 17:04:11 S 06 32 29.470 -56 02 48.44 V C57
2020-10-11 17:04:11 s 1 +95125.240 0 +350714.25 2910.0 C57
2020-10-11 17:14:11 S 06 32 36.233 -56 02 39.34 V C57
2020-10-11 17:14:11 s 1 +94773.421 0 +351019.20 2140.0 C57
2020-10-11 17:34:11 S 06 32 45.758 -56 02 18.35 V C57
2020-10-11 17:34:11 s 1 +94068.944 0 +351625.92 430.0 C57
2020-10-11 17:54:11 S 06 32 55.162 -56 01 56.50 V C57
2020-10-11 17:54:11 s 1 +93363.360 0 +352228.40 8500.0 C57
2020-10-11 18:14:11 S 06 33 05.568 -56 01 31.08 V C57
2020-10-11 18:14:11 s 1 +92656.680 0 +352826.65 6350.0 C57
2020-10-11 19:04:11 S 06 33 30.821 -56 00 33.98 V C57
2020-10-11 19:04:11 s 1 +90885.268 0 +354303.77 100.0 C57
2020-10-11 19:14:11 S 06 33 35.940 -56 00 22.21 V C57
2020-10-11 19:14:11 s 1 +90530.190 0 +354596.03 8700.0 C57