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
2016-12-01 09:13:03 C 09 39 59.15 +28 44 34.8 R G45
2016-12-01 09:13:20 C 09 39 59.13 +28 44 35.2 R G45
2016-12-01 09:19:52 C 09 39 59.15 +28 44 39.6 R G45
2016-12-01 09:20:21 C 09 39 59.16 +28 44 39.9 R G45
2016-12-01 09:26:52 C 09 39 59.15 +28 44 43.6 R G45
2016-12-01 09:28:25 C 09 39 59.17 +28 44 44.2 R G45
2016-12-01 09:34:03 C 09 39 59.15 +28 44 48.0 R G45
2016-12-01 09:35:37 C 09 39 59.17 +28 44 49.2 R G45
2016-12-01 09:41:15 C 09 39 59.19 +28 44 53.1 R G45
2016-12-01 09:42:42 C 09 39 59.20 +28 44 53.8 R G45
2016-12-01 09:48:37 C 09 39 59.17 +28 44 57.2 R G45
2016-12-01 09:50:04 C 09 39 59.17 +28 44 58.3 R G45
2016-12-06 11:55:42 C 09 39 35.92 +30 05 53.2 q G96
2016-12-06 12:01:52 C 09 39 35.79 +30 05 57.3 q G96
2016-12-06 12:08:02 C 09 39 35.69 +30 06 02.4 q G96
2016-12-06 12:14:12 C 09 39 35.56 +30 06 06.8 q G96
2016-12-22 14:12:24 C 09 20 59.752 +35 40 16.36 L F51
2016-12-22 14:29:41 C 09 20 58.031 +35 40 32.87 L F51
2016-12-22 14:46:51 C 09 20 56.328 +35 40 49.46 L F51
2016-12-22 15:04:07 C 09 20 54.618 +35 41 06.04 L F51
2017-01-02 11:04:35 C 08 48 56.095 +39 48 08.13 L F51
2017-01-02 11:21:27 C 08 48 53.333 +39 48 22.92 L F51
2017-01-02 11:38:19 C 08 48 50.566 +39 48 37.65 L F51
2017-01-05 08:16:42 C 08 37 46.403 +40 44 00.00 L F51
2017-01-05 09:31:15 C 08 37 33.365 +40 45 00.13 L F51
2017-01-05 10:53:16 C 08 37 18.809 +40 46 04.69 L F51
2017-01-16 10:48:25 C 07 49 08.948 +42 52 46.54 L F51
2017-01-16 11:04:34 C 07 49 05.807 +42 52 49.29 L F51
2017-01-26 09:45:25 C 07 08 28.01 +42 33 05.8 R G45
2017-01-26 09:52:28 C 07 08 26.94 +42 33 03.5 R G45
2017-01-26 09:59:25 C 07 08 25.91 +42 33 00.8 R G45
2017-01-26 10:06:28 C 07 08 24.80 +42 32 57.9 R G45
2017-01-26 10:19:20 C 07 08 22.85 +42 32 53.2 R G45
2017-01-28 00:54:09 C 07 02 55.09 +42 19 58.1 q W34
2017-01-28 01:22:53 C 07 02 50.73 +42 19 47.2 q W34
2017-01-28 01:35:12 C 07 02 49.03 +42 19 43.8 q W34
2017-01-29 09:28:16 C 06 58 30.778 +42 07 33.09 L F51
2017-01-29 09:45:17 C 06 58 28.404 +42 07 25.93 L F51
2017-01-29 10:02:14 C 06 58 26.057 +42 07 18.75 L F51
2017-01-29 10:19:10 C 06 58 23.701 +42 07 11.47 L F51
2017-01-30 07:21:31 C 06 55 43.00 +41 58 17.7 q G96
2017-01-30 07:30:53 C 06 55 41.76 +41 58 13.2 q G96
2017-01-30 07:37:23 C 06 55 40.87 +41 58 10.2 q G96
2017-02-16 02:20:07 C 06 25 33.28 +38 19 55.5 u H21
2017-02-16 02:43:30 C 06 25 32.42 +38 19 42.1 u H21
2017-02-16 03:07:00 C 06 25 31.53 +38 19 28.3 u H21
2017-10-21 11:51:43 C 08 56 00.59 +23 08 50.0 U G96
2017-10-21 11:59:12 C 08 56 01.04 +23 08 52.7 U G96
2017-10-21 12:06:42 C 08 56 01.38 +23 08 55.5 U G96
2017-10-21 12:14:15 C 08 56 01.77 +23 08 57.5 U G96
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)