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 05:04:12 s 1 -220182.38 9 +180547.65 8190.0 C57
2020-10-04 05:14:12 S 04 52 29.081 -57 21 22.86 V C57
2020-10-04 05:14:12 s 1 -220221.09 1 +179888.13 6030.0 C57
2020-10-04 05:24:12 S 04 52 34.349 -57 21 18.58 V C57
2020-10-04 05:24:12 s 1 -220258.43 1 +179227.48 2910.0 C57
2020-10-04 05:34:12 S 04 52 39.211 -57 21 16.49 V C57
2020-10-04 05:34:12 s 1 -220294.40 4 +178565.70 8820.0 C57
2020-10-04 05:44:12 S 04 52 43.416 -57 21 13.61 V C57
2020-10-04 05:44:12 s 1 -220329.00 5 +177902.79 3750.0 C57
2020-10-04 06:04:12 S 04 52 53.028 -57 21 06.59 V C57
2020-10-04 06:04:12 s 1 -220394.06 3 +176573.59 680.0 C57
2020-10-04 06:14:12 S 04 52 57.986 -57 21 02.30 V C57
2020-10-04 06:14:12 s 1 -220424.50 9 +175907.30 2670.0 C57
2020-10-04 06:24:12 S 04 53 03.631 -57 20 55.90 V C57
2020-10-04 06:24:12 s 1 -220453.55 8 +175239.87 3680.0 C57
2020-10-04 06:44:12 S 04 53 13.987 -57 20 48.41 V C57
2020-10-04 06:44:12 s 1 -220507.44 1 +173901.64 2700.0 C57
2020-10-04 06:54:12 S 04 53 18.408 -57 20 50.78 V C57
2020-10-04 06:54:12 s 1 -220532.26 3 +173230.82 720.0 C57
2020-10-04 08:14:12 S 04 53 58.327 -57 20 17.12 V C57
2020-10-04 08:14:12 s 1 -220679.14 1 +167823.52 8380.0 C57
2020-10-04 08:24:12 S 04 54 03.226 -57 20 11.80 V C57
2020-10-04 08:24:12 s 1 -220690.94 3 +167142.50 7220.0 C57
2020-10-04 08:34:12 S 04 54 08.818 -57 20 05.82 V C57
2020-10-04 08:34:12 s 1 -220701.26 7 +166460.35 5020.0 C57
2020-10-04 08:44:12 S 04 54 13.128 -57 19 59.92 V C57
2020-10-04 08:44:12 s 1 -220710.10 5 +165777.07 1790.0 C57
2020-10-04 08:54:12 S 04 54 18.226 -57 19 58.30 V C57
2020-10-04 08:54:12 s 1 -220717.45 2 +165092.65 7500.0 C57
2020-10-04 09:24:12 S 04 54 32.892 -57 19 47.50 V C57
2020-10-04 09:24:12 s 1 -220730.47 3 +163032.58 8310.0 C57
2020-10-04 09:34:12 S 04 54 38.162 -57 19 43.61 V C57
2020-10-04 09:34:12 s 1 -220731.78 5 +162343.62 9800.0 C57
2020-10-04 09:44:12 S 04 54 42.972 -57 19 40.01 V C57
2020-10-04 09:44:12 s 1 -220731.57 1 +161653.52 210.0 C57
2020-10-04 09:54:12 S 04 54 48.703 -57 19 34.72 V C57
2020-10-04 09:54:12 s 1 -220729.82 5 +160962.28 9550.0 C57
2020-10-04 10:04:12 S 04 54 52.466 -57 19 29.75 V C57
2020-10-04 10:04:12 s 1 -220726.53 9 +160269.91 7820.0 C57
2020-10-04 10:14:12 S 04 54 58.836 -57 19 27.88 V C57
2020-10-04 10:14:12 s 1 -220721.70 7 +159576.40 5010.0 C57
2020-10-04 10:44:12 S 04 55 12.974 -57 19 15.10 V C57
2020-10-04 10:44:12 s 1 -220697.86 3 +157489.04 40.0 C57
2020-10-04 11:04:12 S 04 55 22.819 -57 19 04.69 V C57
2020-10-04 11:04:12 s 1 -220674.10 6 +156091.78 4570.0 C57
2020-10-04 11:24:12 S 04 55 32.633 -57 18 57.78 V C57
2020-10-04 11:24:12 s 1 -220643.99 3 +154689.97 4680.0 C57
2020-10-04 11:34:12 S 04 55 38.237 -57 18 53.64 V C57
2020-10-04 11:34:12 s 1 -220626.53 5 +153987.35 3070.0 C57
2020-10-04 11:44:12 S 04 55 43.171 -57 18 49.36 V C57