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
2020-01-01 11:03:52 C 07 28 55.362 +44 56 50.38 U F51
2020-01-01 11:23:28 C 07 28 51.051 +44 56 56.70 U F51
2020-01-01 11:43:02 C 07 28 46.755 +44 57 02.84 U F51
2020-01-01 22:48:45 C 07 26 29.28 +45 00 13.4 V 130
2020-01-01 22:53:09 C 07 26 28.32 +45 00 15.1 V 130
2020-01-01 22:57:28 C 07 26 27.39 +45 00 16.4 V 130
2020-01-01 23:01:46 C 07 26 26.46 +45 00 18.0 V 130
2020-01-02 10:51:33 C 07 23 58.53 +45 03 46.9 V T08
2020-01-02 10:57:05 C 07 23 57.29 +45 03 48.7 V T08
2020-01-02 11:04:41 C 07 23 55.62 +45 03 50.4 V T08
2020-01-02 11:30:05 C 07 23 50.02 +45 03 58.1 V T08
2020-01-13 23:49:14 C 06 31 10.46 +44 38 41.4 V A16
2020-01-14 00:10:20 C 06 31 06.82 +44 38 32.8 V A16
2020-01-14 00:30:22 C 06 31 03.31 +44 38 23.2 V A16
2020-01-14 05:27:46 C 06 30 16.53 +44 36 37.2 V 703
2020-01-14 05:43:31 C 06 30 14.19 +44 36 30.7 V 703
2020-01-14 05:51:24 C 06 30 12.90 +44 36 26.0 V 703
2020-01-18 09:13:38 C 06 15 34.783 +43 50 24.83 U F52
2020-01-18 09:31:34 C 06 15 32.198 +43 50 15.47 U F52
2020-01-18 09:49:39 C 06 15 29.606 +43 50 05.67 U F52
2020-01-18 10:07:37 C 06 15 27.043 +43 49 55.90 U F52
2020-01-31 05:18:20 C 05 47 43.16 +40 42 34.1 V G96
2020-01-31 05:26:33 C 05 47 42.64 +40 42 28.1 V G96
2020-01-31 05:34:46 C 05 47 42.18 +40 42 22.5 V G96
2020-10-19 11:32:26 C 09 08 23.68 +21 53 29.0 V G96
2020-10-19 11:40:31 C 09 08 23.79 +21 53 35.8 V G96
2020-10-19 11:48:37 C 09 08 23.77 +21 53 41.9 V G96
2020-10-19 11:56:42 C 09 08 23.82 +21 53 47.8 V G96
2020-10-19 20:09:10 C 09 08 28.40 +21 59 51.6 q D29
2020-10-19 20:29:32 C 09 08 28.50 +22 00 07.8 q D29
2020-11-12 09:45:47 C 09 13 46.15 +28 54 38.8 V 703
2020-11-12 09:53:28 C 09 13 45.98 +28 54 44.8 V 703
2020-11-12 10:01:09 C 09 13 45.94 +28 54 52.6 V 703
2020-11-12 10:08:49 C 09 13 45.74 +28 54 58.4 V 703
2020-11-13 14:02:55 C 09 13 36.430 +29 18 11.65 U F51
2020-11-13 14:20:57 C 09 13 36.163 +29 18 27.29 U F51
2020-11-13 14:38:56 C 09 13 35.878 +29 18 42.63 U F51
2020-11-13 14:56:58 C 09 13 35.610 +29 18 58.10 U F51
2020-11-17 14:22:50 C 09 12 23.918 +30 41 46.61 U F51
2020-11-17 14:39:01 C 09 12 23.473 +30 42 01.67 U F51
2020-11-17 15:11:32 C 09 12 22.578 +30 42 31.36 U F51
2020-11-24 10:37:44 C 09 07 20.25 +33 19 15.6 V 703
2020-11-24 10:45:33 C 09 07 19.78 +33 19 24.4 V 703
2020-11-24 10:53:22 C 09 07 19.33 +33 19 31.0 V 703
2020-11-24 11:01:11 C 09 07 18.95 +33 19 38.9 V 703
2020-11-29 08:15:37 C 09 00 45.42 +35 23 33.2 V G96
2020-11-29 08:23:01 C 09 00 44.86 +35 23 41.6 V G96
2020-11-29 08:30:25 C 09 00 44.31 +35 23 50.0 V G96
2020-11-29 08:37:51 C 09 00 43.76 +35 23 58.8 V G96
2020-11-30 12:21:06 C 08 58 44.388 +35 54 38.13 U F51
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)