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
2020-10-03 13:04:12 s 1 -210904.88 9 +238699.00 3650.0 C57
2020-10-03 13:14:12 S 04 44 45.586 -57 25 35.94 V C57
2020-10-03 13:14:12 s 1 -211051.48 9 +238144.95 9910.0 C57
2020-10-03 13:24:12 S 04 44 50.023 -57 25 33.46 V C57
2020-10-03 13:24:12 s 1 -211197.15 9 +237589.84 5480.0 C57
2020-10-03 13:54:12 S 04 45 04.802 -57 25 25.28 V C57
2020-10-03 13:54:12 s 1 -211628.56 4 +235918.09 8010.0 C57
2020-10-03 14:04:12 S 04 45 08.935 -57 25 28.16 V C57
2020-10-03 14:04:12 s 1 -211770.48 4 +235358.70 780.0 C57
2020-10-03 14:14:12 S 04 45 13.901 -57 25 26.26 V C57
2020-10-03 14:14:12 s 1 -211911.45 8 +234798.24 2860.0 C57
2020-10-03 14:24:12 S 04 45 18.578 -57 25 23.70 V C57
2020-10-03 14:24:12 s 1 -212051.48 3 +234236.71 4220.0 C57
2020-10-03 14:34:12 S 04 45 23.232 -57 25 24.31 V C57
2020-10-03 14:34:12 s 1 -212190.55 4 +233674.11 4880.0 C57
2020-10-03 14:44:12 S 04 45 28.200 -57 25 20.53 V C57
2020-10-03 14:44:12 s 1 -212328.66 8 +233110.43 4830.0 C57
2020-10-03 15:04:12 S 04 45 37.910 -57 25 17.94 V C57
2020-10-03 15:04:12 s 1 -212602.01 0 +231979.86 2580.0 C57
2020-10-03 15:14:12 S 04 45 41.899 -57 25 15.35 V C57
2020-10-03 15:14:12 s 1 -212737.23 1 +231412.97 380.0 C57
2020-10-03 15:24:12 S 04 45 46.901 -57 25 14.52 V C57
2020-10-03 15:24:12 s 1 -212871.48 1 +230844.99 7460.0 C57
2020-10-03 15:34:12 S 04 45 51.830 -57 25 12.58 V C57
2020-10-03 15:34:12 s 1 -213004.75 5 +230275.95 3810.0 C57
2020-10-03 15:44:12 S 04 45 56.609 -57 25 09.98 V C57
2020-10-03 15:44:12 s 1 -213137.05 1 +229705.82 9450.0 C57
2020-10-03 16:14:12 S 04 46 10.246 -57 25 07.72 V C57
2020-10-03 16:14:12 s 1 -213528.02 6 +227988.98 1970.0 C57
2020-10-03 16:24:12 S 04 46 16.010 -57 25 02.35 V C57
2020-10-03 16:24:12 s 1 -213656.36 9 +227414.54 4680.0 C57
2020-10-03 16:34:12 S 04 46 20.208 -57 24 58.93 V C57
2020-10-03 16:34:12 s 1 -213783.71 3 +226839.02 6650.0 C57
2020-10-03 16:44:12 S 04 46 25.020 -57 24 57.06 V C57
2020-10-03 16:44:12 s 1 -213910.05 7 +226262.42 7880.0 C57
2020-10-03 16:54:12 S 04 46 29.635 -57 24 52.88 V C57
2020-10-03 16:54:12 s 1 -214035.39 4 +225684.74 8380.0 C57
2020-10-03 17:04:12 S 04 46 34.560 -57 24 53.32 V C57
2020-10-03 17:04:12 s 1 -214159.72 3 +225105.97 8120.0 C57
2020-10-03 17:14:12 S 04 46 38.822 -57 24 50.15 V C57
2020-10-03 17:14:12 s 1 -214283.03 9 +224526.13 7120.0 C57
2020-10-03 17:24:12 S 04 46 44.326 -57 24 49.54 V C57
2020-10-03 17:24:12 s 1 -214405.33 7 +223945.20 5370.0 C57
2020-10-03 17:34:12 S 04 46 49.236 -57 24 45.00 V C57
2020-10-03 17:34:12 s 1 -214526.61 5 +223363.18 2870.0 C57
2020-10-03 17:44:12 S 04 46 54.091 -57 24 42.95 V C57
2020-10-03 17:44:12 s 1 -214646.86 8 +222780.08 9620.0 C57
2020-10-03 17:54:12 S 04 46 58.630 -57 24 42.48 V C57
2020-10-03 17:54:12 s 1 -214766.09 2 +222195.89 5600.0 C57
2020-10-03 18:04:12 S 04 47 02.983 -57 24 36.94 V C57