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
2020-10-05 07:24:12 s 1 -204476.46 9 +62416.771 1080.0 C57
2020-10-08 04:54:11 S 05 49 07.140 -56 44 54.42 V C57
2020-10-08 04:54:11 s 1 +168749.36 5 +35574.802 2280.0 C57
2020-10-08 05:24:12 S 05 49 24.026 -56 44 59.96 V C57
2020-10-08 05:24:12 s 1 +169807.96 3 +38513.649 7920.0 C57
2020-10-08 05:54:11 S 05 49 40.934 -56 45 08.03 V C57
2020-10-08 05:54:11 s 1 +170825.21 5 +41443.129 9350.0 C57
2020-10-08 06:04:12 S 05 49 46.469 -56 45 06.08 V C57
2020-10-08 06:04:12 s 1 +171155.27 0 +42417.465 1220.0 C57
2020-10-08 06:14:11 S 05 49 51.506 -56 45 11.77 V C57
2020-10-08 06:14:11 s 1 +171480.86 7 +43390.698 480.0 C57
2020-10-08 06:24:11 S 05 49 57.706 -56 45 10.98 V C57
2020-10-08 06:24:11 s 1 +171802.03 7 +44362.811 7160.0 C57
2020-10-08 06:34:11 S 05 50 02.849 -56 45 09.47 V C57
2020-10-08 06:34:11 s 1 +172118.81 5 +45333.792 1290.0 C57
2020-10-08 06:44:11 S 05 50 08.194 -56 45 11.05 V C57
2020-10-08 06:44:11 s 1 +172431.23 3 +46303.624 2870.0 C57
2020-10-08 06:54:12 S 05 50 14.741 -56 45 15.52 V C57
2020-10-08 06:54:12 s 1 +172739.32 3 +47272.296 1940.0 C57
2020-10-08 07:04:11 S 05 50 19.243 -56 45 13.61 V C57
2020-10-08 07:04:11 s 1 +173043.11 7 +48239.793 8510.0 C57
2020-10-08 07:14:12 S 05 50 24.706 -56 45 21.82 V C57
2020-10-08 07:14:12 s 1 +173342.64 8 +49206.102 2610.0 C57
2020-10-08 07:24:11 S 05 50 30.518 -56 45 18.54 V C57
2020-10-08 07:24:11 s 1 +173637.94 5 +50171.210 4250.0 C57
2020-10-08 07:34:12 S 05 50 36.329 -56 45 21.24 V C57
2020-10-08 07:34:12 s 1 +173929.04 2 +51135.106 3460.0 C57
2020-10-08 07:44:11 S 05 50 40.874 -56 45 22.86 V C57
2020-10-08 07:44:11 s 1 +174215.96 8 +52097.776 250.0 C57
2020-10-08 07:54:11 S 05 50 46.630 -56 45 23.18 V C57
2020-10-08 07:54:11 s 1 +174498.75 5 +53059.210 4640.0 C57
2020-10-08 08:04:11 S 05 50 52.824 -56 45 26.68 V C57
2020-10-08 08:04:11 s 1 +174777.43 3 +54019.395 6660.0 C57
2020-10-08 08:14:11 S 05 50 58.027 -56 45 24.66 V C57
2020-10-08 08:14:11 s 1 +175052.03 2 +54978.320 6330.0 C57
2020-10-08 08:24:12 S 05 51 03.521 -56 45 26.96 V C57
2020-10-08 08:24:12 s 1 +175322.58 2 +55935.974 3650.0 C57
2020-10-08 08:34:11 S 05 51 09.190 -56 45 30.85 V C57
2020-10-08 08:34:11 s 1 +175589.11 3 +56892.347 8660.0 C57
2020-10-08 09:54:12 S 05 51 52.325 -56 45 38.66 V C57
2020-10-08 09:54:12 s 1 +177580.14 9 +64496.007 7510.0 C57
2020-10-08 10:14:12 S 05 52 03.890 -56 45 44.03 V C57
2020-10-08 10:14:12 s 1 +178039.71 8 +66383.439 5310.0 C57
2020-10-08 10:34:11 S 05 52 14.316 -56 45 39.02 V C57
2020-10-08 10:34:11 s 1 +178484.45 2 +68265.343 4640.0 C57
2020-10-08 10:44:11 S 05 52 20.088 -56 45 42.84 V C57
2020-10-08 10:44:11 s 1 +178701.32 2 +69204.202 1170.0 C57
2020-10-08 11:34:11 S 05 52 47.570 -56 45 49.72 V C57
2020-10-08 11:34:11 s 1 +179731.74 9 +73877.292 3070.0 C57
2020-10-08 11:44:12 S 05 52 53.117 -56 45 48.28 V C57