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 06:10:28 C 06 23 43.83 -55 25 47.6 V W88
2020-10-11 06:14:11 S 06 27 06.098 -56 14 27.92 V C57
2020-10-11 06:14:11 s 1 +117314.11 8 +328572.36 350.0 C57
2020-10-11 06:15:29 C 06 23 46.38 -55 25 41.7 V W88
2020-10-11 06:18:39 S 06 23 40.627 -55 25 13.26 L C51
2020-10-11 06:24:11 S 06 27 11.618 -56 14 18.56 V C57
2020-10-11 06:24:11 s 1 +116984.09 5 +328948.26 5560.0 C57
2020-10-11 06:34:11 S 06 27 16.716 -56 14 05.14 V C57
2020-10-11 06:34:11 s 1 +116653.67 8 +329323.03 640.0 C57
2020-10-11 06:54:11 S 06 27 26.717 -56 13 48.07 V C57
2020-10-11 06:54:11 s 1 +115991.67 2 +330069.21 420.0 C57
2020-10-11 07:24:11 S 06 27 41.563 -56 13 21.11 V C57
2020-10-11 07:24:11 s 1 +114995.76 2 +331180.09 4160.0 C57
2020-10-11 07:34:11 S 06 27 46.282 -56 13 06.92 V C57
2020-10-11 07:34:11 s 1 +114663.02 6 +331548.15 8500.0 C57
2020-10-11 07:44:11 S 06 27 51.492 -56 12 55.01 V C57
2020-10-11 07:44:11 s 1 +114329.91 1 +331915.10 2720.0 C57
2020-10-11 08:04:11 S 06 28 01.178 -56 12 39.35 V C57
2020-10-11 08:04:11 s 1 +113662.54 8 +332645.65 800.0 C57
2020-10-11 08:14:11 S 06 28 06.684 -56 12 24.48 V C57
2020-10-11 08:14:11 s 1 +113328.30 4 +333009.26 4670.0 C57
2020-10-11 08:24:11 S 06 28 10.896 -56 12 18.47 V C57
2020-10-11 08:24:11 s 1 +112993.68 8 +333371.76 8420.0 C57
2020-10-11 09:04:11 S 06 28 31.162 -56 11 37.14 V C57
2020-10-11 09:04:11 s 1 +111651.54 1 +334810.65 2310.0 C57
2020-10-11 09:14:11 S 06 28 37.025 -56 11 24.65 V C57
2020-10-11 09:14:11 s 1 +111315.09 2 +335167.61 5510.0 C57
2020-10-11 09:24:11 S 06 28 41.515 -56 11 12.77 V C57
2020-10-11 09:24:11 s 1 +110978.28 3 +335523.46 8600.0 C57
2020-10-11 09:26:58 S 06 25 19.147 -55 20 54.31 L C51
2020-10-11 09:34:11 S 06 28 46.632 -56 11 05.75 V C57
2020-10-11 09:34:11 s 1 +110641.11 4 +335878.21 1580.0 C57
2020-10-11 09:54:11 S 06 28 56.208 -56 10 47.46 V C57
2020-10-11 09:54:11 s 1 +109965.70 6 +336584.40 7230.0 C57
2020-10-11 10:14:11 S 06 29 06.149 -56 10 24.20 V C57
2020-10-11 10:14:11 s 1 +109288.88 3 +337286.18 2460.0 C57
2020-10-11 10:34:11 S 06 29 16.646 -56 10 02.68 V C57
2020-10-11 10:34:11 s 1 +108610.65 9 +337983.57 7290.0 C57
2020-10-11 10:54:11 S 06 29 26.006 -56 09 44.24 V C57
2020-10-11 10:54:11 s 1 +107931.05 0 +338676.57 1720.0 C57
2020-10-11 11:14:11 S 06 29 36.850 -56 09 22.46 V C57
2020-10-11 11:14:11 s 1 +107250.06 8 +339365.18 5770.0 C57
2020-10-11 11:24:11 S 06 29 41.772 -56 09 07.92 V C57
2020-10-11 11:24:11 s 1 +106909.06 8 +339707.85 7650.0 C57
2020-10-11 11:34:11 S 06 29 46.826 -56 08 56.15 V C57
2020-10-11 11:34:11 s 1 +106567.72 9 +340049.42 9440.0 C57
2020-10-11 11:44:11 S 06 29 51.845 -56 08 54.49 V C57
2020-10-11 11:44:11 s 1 +106226.05 5 +340389.90 1140.0 C57
2020-10-11 12:04:11 S 06 30 01.334 -56 08 26.70 V C57
2020-10-11 12:04:11 s 1 +105541.70 5 +341067.59 4250.0 C57