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
2021-01-16 06:53:15 C 05 51 45.30 +43 40 51.5 V G96
2021-01-16 07:01:47 C 05 51 44.23 +43 40 46.2 V G96
2021-01-16 07:10:14 C 05 51 43.21 +43 40 40.4 V G96
2021-01-16 07:18:41 C 05 51 42.17 +43 40 35.1 V G96
2021-11-10 13:59:58 C 09 12 31.502 +29 19 52.62 U F51
2021-11-10 14:15:44 C 09 12 31.009 +29 20 08.78 U F51
2021-11-10 14:31:32 C 09 12 30.510 +29 20 25.01 U F51
2021-11-10 14:47:21 C 09 12 29.992 +29 20 41.27 U F51
2021-11-12 09:30:10 C 09 11 27.12 +30 03 30.8 V 703
2021-11-12 09:38:07 C 09 11 26.84 +30 03 39.1 V 703
2021-11-12 09:46:04 C 09 11 26.56 +30 03 48.6 V 703
2021-11-12 09:54:01 C 09 11 26.31 +30 03 56.4 V 703
2021-11-16 13:46:41 C 09 08 07.189 +31 48 41.64 U F52
2021-11-16 14:09:56 C 09 08 06.038 +31 49 07.61 U F52
2021-11-16 14:23:38 C 09 08 05.360 +31 49 22.73 U F52
2021-11-18 14:02:02 C 09 06 01.430 +32 41 25.10 U F52
2021-11-18 14:17:15 C 09 06 00.566 +32 41 42.12 U F52
2021-11-18 14:32:29 C 09 05 59.675 +32 41 59.61 U F52
2021-11-18 15:22:14 C 09 05 56.797 +32 42 55.09 U F51
2021-11-18 15:35:07 C 09 05 56.041 +32 43 09.45 U F51
2021-11-18 15:53:15 C 09 05 54.958 +32 43 29.55 U F51
2021-11-18 19:22:27 C 09 05 46.24 +32 47 12.9 V D29
2021-11-18 19:32:09 C 09 05 45.74 +32 47 23.8 V D29
2021-11-18 19:41:50 C 09 05 45.14 +32 47 34.4 V D29
2021-11-19 13:00:59 C 09 04 54.402 +33 06 59.34 U F51
2021-11-19 13:16:17 C 09 04 53.470 +33 07 17.18 U F51
2021-11-19 13:34:15 C 09 04 52.382 +33 07 38.34 U F51
2021-11-19 13:51:35 C 09 04 51.348 +33 07 58.27 U F51
2021-11-19 14:20:31 C 09 04 49.560 +33 08 31.59 U F51
2021-11-19 14:46:34 C 09 04 47.955 +33 09 01.13 U F51
2021-11-19 15:04:36 C 09 04 46.825 +33 09 21.83 U F51
2021-11-20 11:29:52 C 09 03 43.682 +33 32 16.99 U F52
2021-11-20 11:45:01 C 09 03 42.772 +33 32 34.78 U F52
2021-11-20 12:15:22 C 09 03 40.889 +33 33 11.44 U F52
2021-11-20 15:17:59 C 09 03 28.993 +33 36 44.87 U F52
2021-11-20 15:24:31 C 09 03 28.552 +33 36 52.50 U F52
2021-11-20 15:37:35 C 09 03 27.689 +33 37 07.40 U F52
2021-11-21 13:42:26 C 09 02 12.536 +34 02 22.08 U F52
2021-11-21 13:57:14 C 09 02 11.471 +34 02 39.79 U F52
2021-11-21 14:12:13 C 09 02 10.413 +34 02 57.34 U F52
2021-11-21 14:27:16 C 09 02 09.341 +34 03 15.12 U F52
2021-11-28 14:15:49 C 08 49 04.969 +37 23 53.08 U F52
2021-11-28 14:32:25 C 08 49 03.150 +37 24 13.62 U F52
2021-11-28 14:48:59 C 08 49 01.318 +37 24 34.02 U F52
2021-11-28 15:05:44 C 08 48 59.478 +37 24 54.54 U F52
2021-12-01 08:54:57 C 08 41 58.87 +38 45 59.9 V G96
2021-12-01 09:02:18 C 08 41 57.94 +38 46 09.3 V G96
2021-12-01 09:09:38 C 08 41 57.03 +38 46 18.7 V G96
2021-12-01 09:16:59 C 08 41 56.10 +38 46 28.1 V G96
2021-12-02 13:07:46 C 08 38 34.72 +39 21 01.2 V T08
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)