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
2017-11-22 09:15:33 C 09 29 59.88 +27 57 58.7 U G96
2017-11-22 09:23:36 C 09 30 00.02 +27 58 04.6 U G96
2017-11-22 09:31:37 C 09 30 00.10 +27 58 08.9 U G96
2017-11-22 09:39:36 C 09 30 00.19 +27 58 14.0 U G96
2017-11-28 10:48:44 C 09 31 29.18 +29 26 20.3 U G96
2017-11-28 11:06:28 C 09 31 29.10 +29 26 31.5 U G96
2017-11-28 11:16:30 C 09 31 29.03 +29 26 38.7 U G96
2017-12-12 11:14:10 C 09 22 56.45 +33 56 28.2 U G96
2017-12-12 11:32:17 C 09 22 55.25 +33 56 44.6 U G96
2017-12-12 11:39:49 C 09 22 54.81 +33 56 51.6 U G96
2017-12-12 11:47:22 C 09 22 54.30 +33 56 58.7 U G96
2017-12-13 12:57:14 C 09 21 24.575 +34 20 49.03 U F51
2017-12-13 13:13:06 C 09 21 23.443 +34 21 04.41 U F51
2017-12-13 13:28:59 C 09 21 22.324 +34 21 19.67 U F51
2017-12-13 13:44:58 C 09 21 21.175 +34 21 35.14 U F51
2017-12-24 13:42:56 C 08 56 10.284 +38 43 36.78 U F51
2017-12-24 13:58:50 C 08 56 08.077 +38 43 52.14 U F51
2017-12-24 14:14:43 C 08 56 05.874 +38 44 07.45 U F51
2017-12-24 14:30:39 C 08 56 03.667 +38 44 22.69 U F51
2017-12-25 09:18:25 C 08 53 36.27 +39 02 37.5 U 703
2017-12-25 09:26:01 C 08 53 35.18 +39 02 44.9 U 703
2017-12-25 09:33:35 C 08 53 34.16 +39 02 52.8 U 703
2017-12-25 09:41:10 C 08 53 33.01 +39 03 00.8 U 703
2017-12-28 07:45:58 C 08 43 32.85 +40 08 49.6 U 703
2017-12-28 07:53:40 C 08 43 31.64 +40 08 57.5 U 703
2017-12-28 08:01:21 C 08 43 30.45 +40 09 05.4 U 703
2017-12-28 08:09:04 C 08 43 29.19 +40 09 11.9 U 703
2017-12-30 05:36:07 C 08 36 22.75 +40 48 59.0 U G96
2017-12-30 05:43:38 C 08 36 21.55 +40 49 07.2 U G96
2017-12-30 05:51:09 C 08 36 20.23 +40 49 12.8 U G96
2017-12-30 05:58:39 C 08 36 19.00 +40 49 19.5 U G96
2018-01-07 07:50:11 C 08 01 37.24 +43 00 10.7 U G96
2018-01-07 07:57:38 C 08 01 35.74 +43 00 14.4 U G96
2018-01-07 08:05:08 C 08 01 34.24 +43 00 17.7 U G96
2018-01-07 08:12:38 C 08 01 32.73 +43 00 21.4 U G96
2018-01-17 10:08:30 C 07 15 48.155 +43 42 49.47 U F51
2018-01-17 10:24:57 C 07 15 45.078 +43 42 47.55 U F51
2018-01-17 10:57:44 C 07 15 38.940 +43 42 43.32 U F51
2018-01-19 02:28:54 C 07 08 47.38 +43 36 23.2 U 204
2018-01-19 03:08:02 C 07 08 40.60 +43 36 13.8 U 204
2018-01-19 03:57:42 C 07 08 35.10 +43 36 14.3 U I52
2018-01-19 03:58:43 C 07 08 34.93 +43 36 13.7 U I52
2018-01-19 04:01:22 C 07 08 34.47 +43 36 13.8 U I52
2018-01-19 04:01:43 C 07 08 34.42 +43 36 13.9 U I52
2018-01-25 05:04:41 C 06 46 27.21 +42 49 50.0 U G96
2018-01-25 05:12:11 C 06 46 26.14 +42 49 46.8 U G96
2018-01-25 05:19:42 C 06 46 25.07 +42 49 43.8 U G96
2018-01-25 05:27:12 C 06 46 24.00 +42 49 40.7 U G96
2018-02-09 04:18:45 C 06 14 48.43 +39 33 45.0 U G96
2018-02-09 04:27:00 C 06 14 47.99 +39 33 40.4 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)