2013 EC20

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1209526000
Semi-major axis (a)1.1132051000 AU
Inclination (i)1.30497000°
Long. of Asc. Node (Ω)165.32896000°
Arg. of Perihelion (ω)33.95159000°
Mean Anomaly (M)275.61240000°
Mean Motion (n)0.8391532900°/day
Perihelion dist (q)0.97856000 AU
Aphelion dist (Q)1.24785020 AU
Orbital Period1.17452640 yr
Physical Parameters
H (abs. magnitude)29.00
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.410″
Uncertainty5
Orbit TypeApollo
MOID0.001432 AU
Observations Used55
Radar Obs Used1
Oppositions1
Arc Total
First Observation Used
Last Observation Used2013-03-13
Observations (58)
Date Type RA Dec Mag Band Observatory
2013-03-08 19:58:16 C 11 53 08.34 +14 02 05.9 119
2013-03-08 19:59:07 C 11 53 20.67 +14 02 54.8 119
2013-03-08 19:59:57 C 11 53 32.57 +14 03 42.3 119
2013-03-08 20:00:47 C 11 53 44.90 +14 04 31.5 119
2013-03-08 20:01:35 C 11 53 56.95 +14 05 19.5 119
2013-03-08 20:02:24 C 11 54 08.96 +14 06 07.1 119
2013-03-08 20:03:14 C 11 54 21.33 +14 06 56.2 119
2013-03-08 20:04:05 C 11 54 33.30 +14 07 43.4 119
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2013-03-13 13:30:00 -44718.0097 4 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)