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
2020-10-04 19:14:12 s 1 -217952.58 3 +120438.27 8660.0 C57
2020-10-04 21:14:12 S 05 00 35.575 -57 14 02.98 V C57
2020-10-04 21:14:12 s 1 -216592.55 2 +111293.53 990.0 C57
2020-10-04 22:14:12 S 05 01 07.231 -57 13 28.16 V C57
2020-10-04 22:14:12 s 1 -215798.41 3 +106661.17 260.0 C57
2020-10-04 23:34:12 S 05 01 48.384 -57 12 43.88 V C57
2020-10-04 23:34:12 s 1 -214615.80 9 +100423.16 6320.0 C57
2020-10-04 23:44:12 S 05 01 54.079 -57 12 39.82 V C57
2020-10-04 23:44:12 s 1 -214457.77 6 +99638.507 9010.0 C57
2020-10-05 00:34:12 S 05 02 20.705 -57 12 09.61 V C57
2020-10-05 00:34:12 s 1 -213632.73 9 +95699.010 9190.0 C57
2020-10-05 00:44:12 S 05 02 26.102 -57 12 05.18 V C57
2020-10-05 00:44:12 s 1 -213460.67 0 +94907.883 2520.0 C57
2020-10-05 01:04:12 S 05 02 36.230 -57 11 54.89 V C57
2020-10-05 01:04:12 s 1 -213109.36 9 +93322.419 4440.0 C57
2020-10-05 01:24:12 S 05 02 48.300 -57 11 37.14 V C57
2020-10-05 01:24:12 s 1 -212748.43 1 +91732.691 9950.0 C57
2020-10-05 01:44:12 S 05 02 57.703 -57 11 24.68 V C57
2020-10-05 01:44:12 s 1 -212377.75 2 +90138.720 9010.0 C57
2020-10-05 01:54:12 S 05 03 02.914 -57 11 18.02 V C57
2020-10-05 01:54:12 s 1 -212188.72 6 +89340.150 1100.0 C57
2020-10-05 02:04:12 S 05 03 08.054 -57 11 16.01 V C57
2020-10-05 02:04:12 s 1 -211997.22 6 +88540.527 1550.0 C57
2020-10-05 03:24:12 S 05 03 52.087 -57 10 27.05 V C57
2020-10-05 03:24:12 s 1 -210374.46 9 +82105.989 5220.0 C57
2020-10-05 03:34:12 S 05 03 56.599 -57 10 22.04 V C57
2020-10-05 03:34:12 s 1 -210160.07 1 +81297.023 560.0 C57
2020-10-05 03:44:12 S 05 04 03.240 -57 10 14.66 V C57
2020-10-05 03:44:12 s 1 -209943.05 8 +80487.036 4190.0 C57
2020-10-05 04:04:12 S 05 04 12.898 -57 10 03.22 V C57
2020-10-05 04:04:12 s 1 -209501.12 8 +78864.011 6240.0 C57
2020-10-05 04:24:12 S 05 04 23.568 -57 09 50.18 V C57
2020-10-05 04:24:12 s 1 -209048.56 2 +77236.941 1320.0 C57
2020-10-05 04:34:12 S 05 04 28.867 -57 09 45.47 V C57
2020-10-05 04:34:12 s 1 -208818.25 3 +76421.899 6220.0 C57
2020-10-05 04:44:12 S 05 04 33.838 -57 09 38.02 V C57
2020-10-05 04:44:12 s 1 -208585.24 0 +75605.857 9350.0 C57
2020-10-05 05:04:12 S 05 04 45.067 -57 09 21.46 V C57
2020-10-05 05:04:12 s 1 -208111.04 1 +73970.791 250.0 C57
2020-10-05 05:24:12 S 05 04 55.418 -57 09 12.42 V C57
2020-10-05 05:24:12 s 1 -207625.84 0 +72331.775 3960.0 C57
2020-10-05 05:54:12 S 05 05 11.743 -57 08 49.42 V C57
2020-10-05 05:54:12 s 1 -206877.13 9 +69865.921 890.0 C57
2020-10-05 06:14:12 S 05 05 23.390 -57 08 37.72 V C57
2020-10-05 06:14:12 s 1 -206363.88 4 +68217.185 6300.0 C57
2020-10-05 06:24:12 S 05 05 27.826 -57 08 32.71 V C57
2020-10-05 06:24:12 s 1 -206102.97 2 +67391.381 1220.0 C57
2020-10-05 06:34:12 S 05 05 32.743 -57 08 27.38 V C57
2020-10-05 06:34:12 s 1 -205839.18 2 +66564.626 4270.0 C57
2020-10-05 07:24:12 S 05 05 59.866 -57 07 53.08 V C57