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
2011-01-26 21:33:36 C 09 58 27.50 +33 47 58.9 u A13
2011-01-26 21:54:00 C 09 58 24.63 +33 48 17.7 u A13
2011-01-26 22:14:20 C 09 58 21.80 +33 48 35.4 u A13
2011-01-28 06:35:26 C 09 53 51.97 +34 16 29.3 r 703
2011-01-28 06:43:51 C 09 53 50.85 +34 16 36.6 r 703
2011-01-28 06:52:12 C 09 53 49.52 +34 16 44.2 r 703
2011-01-28 07:00:35 C 09 53 48.33 +34 16 52.1 r 703
2011-02-05 05:11:06 C 09 23 56.24 +36 33 06.7 G92
2011-02-05 05:32:14 C 09 23 52.59 +36 33 19.4 G92
2011-02-05 05:53:21 C 09 23 48.81 +36 33 31.8 G92
2011-02-23 05:04:48 C 08 15 36.00 +37 24 44.1 19.4 c 704
2011-02-23 05:22:34 C 08 15 33.63 +37 24 39.7 19.6 c 704
2011-02-23 05:40:27 C 08 15 31.27 +37 24 31.9 18.9 c 704
2011-02-23 05:58:22 C 08 15 28.73 +37 24 29.1 19.4 c 704
2011-02-23 06:16:15 C 08 15 26.33 +37 24 23.1 19.4 c 704
2012-01-19 08:37:26 C 09 58 30.86 +33 30 26.6 r 703
2012-01-19 08:44:44 C 09 58 29.92 +33 30 33.0 r 703
2012-01-19 08:52:03 C 09 58 29.06 +33 30 40.4 r 703
2012-01-26 00:05:33 C 09 37 01.24 +35 49 05.9 w B37
2012-01-26 00:12:08 C 09 37 00.24 +35 49 10.9 w B37
2012-01-26 00:35:26 C 09 36 56.52 +35 49 29.4 w B37
2012-01-26 00:37:14 C 09 36 56.30 +35 49 30.7 w B37
2012-01-26 01:07:37 C 09 36 51.47 +35 49 55.0 w B37
2012-01-26 01:22:48 C 09 36 49.07 +35 50 07.0 w B37
2012-01-29 08:26:06 C 09 24 25.54 +36 48 25.0 u H45
2012-01-29 08:28:31 C 09 24 25.19 +36 48 27.7 u H45
2012-01-29 08:29:59 C 09 24 25.00 +36 48 27.9 u H45
2012-01-29 08:32:05 C 09 24 24.70 +36 48 28.1 u H45
2012-01-29 08:33:32 C 09 24 24.44 +36 48 29.6 u H45
2012-02-10 04:45:47 C 08 36 28.36 +38 41 19.9 r 703
2012-02-10 04:57:12 C 08 36 26.38 +38 41 20.5 r 703
2012-02-10 05:08:33 C 08 36 24.40 +38 41 23.3 r 703
2012-02-10 05:19:58 C 08 36 22.42 +38 41 25.1 r 703
2012-02-23 03:20:04 C 07 53 19.24 +37 47 13.1 r 703
2012-02-23 03:29:43 C 07 53 18.20 +37 47 11.1 r 703
2012-02-23 03:39:28 C 07 53 17.12 +37 47 07.3 r 703
2012-02-23 03:49:13 C 07 53 15.97 +37 47 02.8 r 703
2013-01-14 12:04:37 C 09 47 10.64 +34 31 04.5 r 703
2013-01-14 12:13:28 C 09 47 09.49 +34 31 12.7 r 703
2013-01-14 12:22:19 C 09 47 08.44 +34 31 19.6 r 703
2013-01-14 12:31:10 C 09 47 07.36 +34 31 29.2 r 703
2013-01-30 06:36:44 C 08 49 14.06 +39 01 34.4 o 926
2013-01-30 06:55:10 C 08 49 10.67 +39 01 42.1 o 926
2013-01-30 07:14:45 C 08 49 07.10 +39 01 49.9 o 926
2013-01-31 09:04:08 C 08 44 39.358 +39 11 20.01 L F51
2013-01-31 09:21:22 C 08 44 36.227 +39 11 26.25 L F51
2013-01-31 09:57:35 C 08 44 28.14 +39 11 31.2 r 703
2013-01-31 09:59:30 C 08 44 29.269 +39 11 39.69 L F51
2013-01-31 10:04:52 C 08 44 26.77 +39 11 32.7 r 703
2013-01-31 10:12:11 C 08 44 25.51 +39 11 34.2 r 703
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)