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
2020-09-17 07:24:12 s 1 -135769.22 2 +356428.91 4190.0 C57
2020-09-17 07:54:12 S 02 32 40.956 -50 33 53.53 V C57
2020-09-17 07:54:12 s 1 -136722.39 6 +355661.96 5230.0 C57
2020-09-17 08:04:12 S 02 32 43.486 -50 34 05.38 V C57
2020-09-17 08:04:12 s 1 -137039.41 0 +355404.44 8380.0 C57
2020-09-17 08:14:12 S 02 32 45.790 -50 34 20.64 V C57
2020-09-17 08:14:12 s 1 -137356.06 6 +355145.98 1250.0 C57
2020-09-17 08:24:12 S 02 32 47.798 -50 34 30.00 V C57
2020-09-17 08:24:12 s 1 -137672.36 4 +354886.58 3860.0 C57
2020-09-17 08:34:12 S 02 32 50.040 -50 34 40.40 V C57
2020-09-17 08:34:12 s 1 -137988.30 2 +354626.25 6200.0 C57
2020-09-17 08:44:12 S 02 32 52.399 -50 34 58.33 V C57
2020-09-17 08:44:12 s 1 -138303.87 8 +354364.98 8260.0 C57
2020-09-17 08:54:12 S 02 32 54.617 -50 35 04.56 V C57
2020-09-17 08:54:12 s 1 -138619.09 2 +354102.77 60.0 C57
2020-09-17 09:04:12 S 02 32 56.575 -50 35 15.18 V C57
2020-09-17 09:04:12 s 1 -138933.94 3 +353839.63 1580.0 C57
2020-09-17 09:14:12 S 02 32 58.966 -50 35 31.24 V C57
2020-09-17 09:14:12 s 1 -139248.42 9 +353575.55 2830.0 C57
2020-09-17 09:24:12 S 02 33 01.387 -50 35 41.46 V C57
2020-09-17 09:24:12 s 1 -139562.54 9 +353310.52 3810.0 C57
2020-09-17 09:34:12 S 02 33 04.634 -50 35 58.74 V C57
2020-09-17 09:34:12 s 1 -139876.30 2 +353044.56 4510.0 C57
2020-09-17 09:54:12 S 02 33 08.270 -50 36 27.94 V C57
2020-09-17 09:54:12 s 1 -140502.70 2 +352509.83 5090.0 C57
2020-09-17 10:04:12 S 02 33 11.369 -50 36 35.96 V C57
2020-09-17 10:04:12 s 1 -140815.34 7 +352241.05 4970.0 C57
2020-09-17 10:14:12 S 02 33 13.013 -50 36 54.04 V C57
2020-09-17 10:14:12 s 1 -141127.61 9 +351971.34 4570.0 C57
2020-09-17 10:24:12 S 02 33 15.838 -50 37 02.17 V C57
2020-09-17 10:24:12 s 1 -141439.51 8 +351700.68 3890.0 C57
2020-09-17 10:54:12 S 02 33 22.848 -50 37 40.69 V C57
2020-09-17 10:54:12 s 1 -142372.96 5 +350883.07 190.0 C57
2020-09-17 11:14:12 S 02 33 27.334 -50 38 10.03 V C57
2020-09-17 11:14:12 s 1 -142993.37 4 +350333.30 6320.0 C57
2020-09-17 11:24:12 S 02 33 30.000 -50 38 22.49 V C57
2020-09-17 11:24:12 s 1 -143303.00 8 +350057.00 3960.0 C57
2020-09-17 11:54:12 S 02 33 36.552 -50 39 01.91 V C57
2020-09-17 11:54:12 s 1 -144229.61 5 +349222.46 5200.0 C57
2020-09-17 12:04:12 S 02 33 39.002 -50 39 13.14 V C57
2020-09-17 12:04:12 s 1 -144537.71 5 +348942.39 1710.0 C57
2020-09-17 12:14:12 S 02 33 40.951 -50 39 27.76 V C57
2020-09-17 12:14:12 s 1 -144845.42 7 +348661.38 7930.0 C57
2020-09-17 12:24:12 S 02 33 43.579 -50 39 43.34 V C57
2020-09-17 12:24:12 s 1 -145152.75 2 +348379.43 3870.0 C57
2020-09-17 12:34:12 S 02 33 46.258 -50 39 49.50 V C57
2020-09-17 12:34:12 s 1 -145459.68 7 +348096.54 9520.0 C57
2020-09-17 12:44:12 S 02 33 48.403 -50 40 00.08 V C57
2020-09-17 12:44:12 s 1 -145766.23 2 +347812.70 4880.0 C57
2020-09-17 13:04:12 S 02 33 53.249 -50 40 29.17 V C57