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
2023-12-12 01:41:45 S 06 55 01.294 +49 01 48.00 V C57
2023-12-12 01:41:45 s 1 +229524.11 4 +149205.04 0.098 C57
2023-12-12 02:21:45 S 06 54 51.010 +49 02 12.95 V C57
2023-12-12 02:21:45 s 1 +229579.59 3 +151216.16 0.703 C57
2023-12-12 03:21:45 S 06 54 34.442 +49 02 44.81 V C57
2023-12-12 03:21:45 s 1 +229633.66 9 +154213.88 0.663 C57
2023-12-12 09:21:45 S 06 52 56.892 +49 06 07.31 V C57
2023-12-12 09:21:45 s 1 +229238.79 4 +171709.13 0.716 C57
2023-12-13 11:04:48 C 06 42 55.872 +48 52 43.72 V T05
2023-12-13 11:07:24 C 06 42 55.198 +48 52 44.44 V T05
2023-12-13 11:43:46 C 06 42 44.467 +48 52 54.95 V T05
2023-12-13 11:45:04 C 06 42 44.131 +48 52 54.59 V T05
2023-12-13 12:22:57 C 06 42 32.983 +48 53 02.65 V T05
2023-12-13 12:28:45 C 06 42 31.320 +48 53 05.53 V T08
2023-12-13 12:33:56 C 06 42 29.825 +48 53 06.90 V T08
2023-12-13 13:28:11 C 06 42 13.987 +48 53 17.99 V T08
2023-12-15 10:41:18 C 06 29 57.298 +49 00 24.91 V T08
2023-12-15 10:43:58 C 06 29 56.570 +49 00 24.95 V T08
2023-12-15 10:47:57 C 06 29 55.404 +49 00 25.74 V T08
2023-12-15 11:24:13 C 06 29 44.998 +49 00 28.48 V T08
2023-12-15 11:42:14 C 06 29 39.878 +49 00 28.31 X F52
2023-12-15 11:58:11 C 06 29 35.311 +49 00 29.07 X F52
2023-12-15 12:14:04 C 06 29 30.776 +49 00 29.65 X F52
2023-12-15 12:29:59 C 06 29 26.216 +49 00 30.09 X F52
2023-12-17 11:20:09 C 06 17 02.395 +48 59 10.39 V T05
2023-12-17 11:25:23 C 06 17 00.953 +48 59 09.78 V T05
2023-12-17 11:35:10 C 06 16 58.289 +48 59 08.66 V T05
2023-12-17 12:24:24 C 06 16 44.650 +48 59 01.07 V T05
2023-12-17 16:25:05 S 06 16 00.593 +49 12 51.48 V C57
2023-12-17 16:45:05 S 06 15 54.624 +49 12 46.48 V C57
2023-12-17 17:05:05 S 06 15 48.437 +49 12 30.85 V C57
2023-12-17 17:45:05 S 06 15 37.315 +49 12 10.48 V C57
2023-12-17 18:05:05 S 06 15 30.667 +49 12 03.31 V C57
2023-12-17 18:25:05 S 06 15 25.027 +49 11 55.36 V C57
2023-12-17 18:45:05 S 06 15 19.452 +49 11 40.70 V C57
2023-12-17 22:45:05 S 06 14 09.396 +49 10 01.16 V C57
2023-12-17 23:25:05 S 06 13 57.271 +49 09 36.54 V C57
2023-12-17 23:25:05 s 1 -11677.163 0 +239019.57 9570.0 C57
2024-01-30 02:56:50 C 04 39 36.551 +37 28 37.74 V G96
2024-01-30 03:05:11 C 04 39 36.709 +37 28 33.38 V G96
2024-01-30 03:13:33 C 04 39 36.875 +37 28 29.24 V G96
2024-01-30 03:21:56 C 04 39 37.040 +37 28 24.92 V G96
2024-11-08 11:10:33 C 09 23 47.544 +32 58 05.05 V 703
2024-11-08 11:13:51 C 09 23 47.040 +32 58 13.12 V 703
2024-11-08 11:17:08 C 09 23 46.442 +32 58 19.60 V 703
2024-11-08 11:20:26 C 09 23 45.982 +32 58 26.47 V 703
2024-11-09 22:57:07 C 09 18 12.312 +34 15 33.29 O18
2024-11-09 22:58:24 C 09 18 12.092 +34 15 36.05 O18
2024-11-10 22:53:04 C 09 14 20.522 +35 06 58.10 O18
2024-11-10 22:54:21 C 09 14 20.299 +35 07 00.76 O18
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)