138175 (2000 EE104)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2932943318 ± 2.59e-02
Semi-major axis (a)1.0035962147 AU ± 1.19e+00
Inclination (i)5.23411808° ± 4.98e-01
Long. of Asc. Node (Ω)25.46837950° ± 1.73e+00
Arg. of Perihelion (ω)280.81830042° ± 7.55e+00
Mean Anomaly (M)84.76330800° ± 1.72e+01
Mean Motion (n)0.9803332982°/day ± 1.74e+00
Perihelion dist (q)0.70924713 AU ± 8.40e-01
Aphelion dist (Q)1.29794530 AU ± 1.54e+00
Orbital Period1.00539917 yr ± 1.79e+00
NGA Modelr2
A2-1.00579397e-05 AU/d²
Physical Parameters
H (abs. magnitude)20.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.473″
Uncertainty0
Orbit TypeApollo
MOID0.009064 AU
Observations Used1538
Oppositions1
Arc Total1999-2026
First Observation Used1999-04-09
Last Observation Used2026-01-13
Observations (1651)
Date Type RA Dec Mag Band Observatory
2001-03-14 21:15:02 C 12 31 00.53 +18 37 23.9 610
2001-03-14 21:20:02 C 12 30 59.77 +18 37 30.4 610
2001-03-14 21:25:03 C 12 30 59.01 +18 37 37.0 610
2001-03-14 21:30:03 C 12 30 58.26 +18 37 43.5 610
2001-03-15 07:15:56 C 12 29 33.31 +18 50 14.1 18.2 c 704
2001-03-15 07:34:14 C 12 29 30.43 +18 50 38.2 18.1 c 704
2001-03-15 07:52:32 C 12 29 27.52 +18 51 01.3 18.2 c 704
2001-03-15 08:10:46 C 12 29 24.57 +18 51 24.6 17.7 c 704
2001-03-15 08:29:02 C 12 29 21.65 +18 51 47.8 17.1 c 704
2001-03-16 06:03:23 C 12 26 08.28 +19 19 35.0 17.4 c 704
2001-03-16 06:21:45 C 12 26 05.15 +19 19 59.8 17.8 c 704
2001-03-16 06:41:01 C 12 26 01.90 +19 20 26.2 17.8 c 704
2001-03-16 07:00:54 C 12 25 58.48 +19 20 52.3 17.2 c 704
2001-03-18 15:37:41 C 12 16 16.78 +20 37 32.0 360
2001-03-18 15:39:42 C 12 16 16.38 +20 37 34.8 360
2001-03-18 15:41:35 C 12 16 16.02 +20 37 37.2 360
2001-03-20 05:24:12 C 12 08 52.32 +21 31 14.1 c 699
2001-03-20 06:06:56 C 12 08 42.75 +21 32 17.8 c 699
2001-03-20 06:49:43 C 12 08 33.16 +21 33 21.3 c 699
2001-03-20 07:32:33 C 12 08 23.46 +21 34 23.7 c 699
2001-03-22 21:06:01 C 11 54 17.47 +23 05 35.6 610
2001-03-22 21:11:00 C 11 54 16.14 +23 05 43.3 610
2001-03-22 21:16:00 C 11 54 14.82 +23 05 51.0 610
2001-03-22 21:21:00 C 11 54 13.49 +23 05 58.7 610
2001-03-22 21:26:01 C 11 54 12.17 +23 06 06.3 610
2001-03-24 03:32:18 C 11 46 21.92 +23 51 58.0 c 699
2001-03-24 04:03:45 C 11 46 12.98 +23 52 48.7 c 699
2001-03-24 04:35:11 C 11 46 03.93 +23 53 38.8 c 699
2001-03-24 05:06:44 C 11 45 54.80 +23 54 29.3 c 699
2001-03-26 03:05:44 C 11 32 30.65 +25 04 32.5 726
2001-03-26 03:14:31 C 11 32 27.91 +25 04 46.2 726
2001-03-26 03:19:32 C 11 32 26.25 +25 04 53.8 726
2001-03-31 20:00:55 C 10 41 59.08 +28 18 21.4 151
2001-03-31 20:06:15 C 10 41 56.71 +28 18 28.3 151
2001-03-31 20:08:25 C 10 41 55.73 +28 18 30.8 151
2001-03-31 20:09:23 C 10 41 55.31 +28 18 32.2 151
2001-03-31 20:13:31 C 10 41 53.43 +28 18 36.7 151
2001-04-01 00:09:00 C 10 40 06.92 +28 23 19.1 205
2001-04-01 00:17:59 C 10 40 02.90 +28 23 30.4 205
2001-04-01 00:31:00 C 10 39 56.83 +28 23 45.3 205
2001-04-01 00:51:00 C 10 39 48.04 +28 24 06.0 205
2001-04-01 19:46:50 C 10 31 30.69 +28 46 02.5 611
2001-04-01 19:48:59 C 10 31 29.70 +28 46 05.4 611
2001-04-01 19:51:06 C 10 31 28.68 +28 46 07.9 611
2001-04-12 18:42:00 C 08 11 02.57 +29 11 02.4 118
2001-04-12 18:43:12 C 08 11 01.87 +29 11 01.5 118
2001-04-16 03:04:45 C 07 26 48.39 +27 14 32.9 17.2 c 704
2001-04-16 03:23:30 C 07 26 38.00 +27 13 59.0 17.2 c 704
2001-04-16 03:42:04 C 07 26 27.77 +27 13 23.0 18.3 c 704
2001-04-16 04:01:36 C 07 26 17.01 +27 12 47.3 17.8 c 704
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2000-04-09 00:01:00 42384.24 0.3 Hz 2380 -1 -1
2000-04-10 00:08:00 27375.65 0.3 Hz 2380 -1 -1
2000-04-10 23:40:00 12758.82 0.3 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)