IAA RAS IAA Minor Planet Database

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
2013-03-07 05:10:44 C 08 23 11.83 -02 18 12.5 – u 703
2013-03-07 05:21:18 C 08 23 21.51 -02 16 47.1 – u 703
2013-03-07 05:42:29 C 08 23 41.13 -02 13 51.8 – u 703
2013-03-07 06:41:51 C 08 24 39.78 -02 05 27.3 – u 703
2013-03-07 06:47:46 C 08 24 45.93 -02 04 35.5 – u 703
2013-03-07 06:50:46 C 08 24 49.10 -02 04 09.1 – u 703
2013-03-07 08:08:33 C 08 26 18.67 -01 52 25.7 – u 703
2013-03-07 08:09:55 C 08 26 20.32 -01 52 13.1 – u 703
2013-03-07 08:11:17 C 08 26 22.09 -01 52 00.9 – u 703
2013-03-07 08:12:38 C 08 26 23.82 -01 51 47.6 – u 703
2013-03-08 03:03:55 C 09 23 30.44 +02 48 32.9 – u 703
2013-03-08 03:04:20 C 09 23 32.10 +02 48 43.6 – u 703
2013-03-08 03:07:56 C 09 23 45.74 +02 50 10.6 – u 703
2013-03-08 03:08:20 C 09 23 47.32 +02 50 20.6 – u 703
2013-03-08 03:08:45 C 09 23 48.91 +02 50 31.1 – u 703
2013-03-08 03:09:11 C 09 23 50.49 +02 50 41.3 – u 703
2013-03-08 03:10:48 C 09 23 56.79 +02 51 20.7 – u 703
2013-03-08 03:11:10 C 09 23 58.09 +02 51 30.0 – u 703
2013-03-08 03:11:32 C 09 23 59.49 +02 51 38.7 – u 703
2013-03-08 03:11:54 C 09 24 00.93 +02 51 47.7 – u 703
2013-03-08 04:36:14 C 09 29 29.90 +03 27 41.1 – u 703
2013-03-08 04:37:44 C 09 29 36.02 +03 28 22.1 – u 703
2013-03-08 05:38:32 C 09 32 25.40 +03 52 43.7 – q H45
2013-03-08 05:39:57 C 09 32 31.40 +03 53 23.4 – q H45
2013-03-08 05:40:31 C 09 32 33.88 +03 53 39.6 – q H45
2013-03-08 05:42:05 C 09 32 40.55 +03 54 22.9 – q H45
2013-03-08 05:42:39 C 09 32 43.06 +03 54 38.2 – q H45
2013-03-08 05:43:12 C 09 32 45.43 +03 54 54.0 – q H45
2013-03-08 05:43:37 C 09 32 47.22 +03 55 05.6 – q H45
2013-03-08 05:45:34 C 09 32 55.49 +03 55 58.9 – q H45
2013-03-08 05:46:01 C 09 32 57.53 +03 56 12.4 – q H45
2013-03-08 05:46:40 C 09 33 00.29 +03 56 29.9 – q H45
2013-03-08 05:52:24 C 09 33 25.19 +03 59 11.4 – q H45
2013-03-08 05:52:48 C 09 33 26.93 +03 59 21.3 – q H45
2013-03-08 05:53:39 C 09 33 30.67 +03 59 45.8 – q H45
2013-03-08 05:54:34 C 09 33 34.57 +04 00 11.0 – q H45
2013-03-08 05:54:55 C 09 33 36.19 +04 00 21.1 – q H45
2013-03-08 05:57:06 C 09 33 45.67 +04 01 22.2 – q H45
2013-03-08 05:57:59 C 09 33 49.59 +04 01 47.6 – q H45
2013-03-08 08:48:35 C 09 52 55.85 +05 51 39.4 – t F65
2013-03-08 08:49:05 C 09 52 58.53 +05 51 57.0 – t F65
2013-03-08 08:49:35 C 09 53 01.22 +05 52 14.9 – t F65
2013-03-08 08:50:04 C 09 53 03.80 +05 52 31.4 – t F65
2013-03-08 08:50:35 C 09 53 06.53 +05 52 49.7 – t F65
2013-03-08 08:51:04 C 09 53 09.19 +05 53 06.8 – t F65
2013-03-08 08:51:34 C 09 53 11.85 +05 53 24.6 – t F65
2013-03-08 08:52:03 C 09 53 14.48 +05 53 42.0 – t F65
2013-03-08 08:52:34 C 09 53 17.20 +05 53 59.7 – t F65
2013-03-08 08:53:03 C 09 53 19.82 +05 54 16.8 – t F65
2013-03-08 08:53:33 C 09 53 22.53 +05 54 34.6 – t F65
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)