326290 Akhenaten (1998 HE3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4401385382 ± 2.00e+00
Semi-major axis (a)0.8790667601 AU ± 3.00e+00
Inclination (i)3.37799050° ± 4.00e+00
Long. of Asc. Node (Ω)53.40057444° ± 5.00e+00
Arg. of Perihelion (ω)309.39257452° ± 6.00e+00
Mean Anomaly (M)63.58150125° ± 1.71e-05
Mean Motion (n)1.1958576563°/day ± 6.12e+00
Perihelion dist (q)0.49215560 AU ± 2.43e+00
Aphelion dist (Q)1.26597792 AU ± 4.66e+00
Orbital Period0.82420034 yr ± 4.22e+00
NGA Modelr2
A2-2.60026679e-06 AU/d²
Physical Parameters
H (abs. magnitude)21.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.516″
Uncertainty0
Orbit TypeAten
MOID0.003420 AU
Observations Used336
Oppositions7
Arc Total1993-2025
First Observation Used1993-04-13
Last Observation Used2025-02-08
Observations (349)
Date Type RA Dec Mag Band Observatory
2012-04-28 00:43:24 C 15 34 54.88 -09 20 07.6 t 130
2012-04-28 00:44:51 C 15 34 54.55 -09 20 05.3 t 130
2012-04-28 00:46:18 C 15 34 54.22 -09 20 03.8 t 130
2012-04-28 20:27:22 C 15 30 20.39 -08 53 03.6 u C73
2012-04-28 20:28:31 C 15 30 20.24 -08 53 03.2 u C73
2012-04-28 20:29:41 C 15 30 19.87 -08 53 00.5 u C73
2012-04-28 20:30:51 C 15 30 19.46 -08 52 58.4 u C73
2012-04-28 20:32:01 C 15 30 19.15 -08 52 56.4 u C73
2012-04-28 20:33:10 C 15 30 18.85 -08 52 55.5 u C73
2012-04-28 20:34:20 C 15 30 18.56 -08 52 53.3 u C73
2012-04-28 20:35:30 C 15 30 18.23 -08 52 51.8 u C73
2012-04-28 20:36:38 C 15 30 17.94 -08 52 50.0 u C73
2012-04-28 20:37:48 C 15 30 17.66 -08 52 48.6 u C73
2012-04-28 20:38:59 C 15 30 17.31 -08 52 47.1 u C73
2012-04-28 20:40:09 C 15 30 16.96 -08 52 44.7 u C73
2012-04-28 20:41:17 C 15 30 16.69 -08 52 43.2 u C73
2012-04-28 20:42:27 C 15 30 16.42 -08 52 42.3 u C73
2012-04-30 04:38:35 C 15 21 24.18 -08 00 40.3 u H45
2012-04-30 04:40:29 C 15 21 23.52 -08 00 37.1 u H45
2012-04-30 04:42:36 C 15 21 22.82 -08 00 33.1 u H45
2012-04-30 04:44:12 C 15 21 22.32 -08 00 30.7 u H45
2012-04-30 04:45:46 C 15 21 21.77 -08 00 27.6 u H45
2012-04-30 04:47:35 C 15 21 21.17 -08 00 24.3 u H45
2012-04-30 06:59:55 C 15 20 38.15 -07 56 22.7 17.1 c 704
2012-04-30 07:14:53 C 15 20 33.06 -07 55 55.4 17.3 c 704
2012-04-30 07:29:55 C 15 20 27.93 -07 55 27.7 17.3 c 704
2012-04-30 07:44:49 C 15 20 22.83 -07 55 00.3 17.1 c 704
2012-04-30 07:59:43 C 15 20 17.71 -07 54 33.0 17.3 c 704
2012-05-01 06:58:05 C 15 12 26.58 -07 08 24.3 17.1 c 704
2012-05-01 07:13:12 C 15 12 20.63 -07 07 51.0 17.2 c 704
2012-05-01 07:28:11 C 15 12 14.62 -07 07 18.0 17.0 c 704
2012-05-01 07:43:16 C 15 12 08.54 -07 06 44.8 16.8 c 704
2012-05-01 07:58:54 C 15 12 02.21 -07 06 10.5 16.8 c 704
2012-05-01 10:32:32 C 15 11 05.555 -07 00 06.80 L F51
2012-05-01 10:48:18 C 15 10 59.000 -06 59 31.35 L F51
2012-05-02 07:04:29 C 15 02 38.46 -06 10 36.0 16.7 c 704
2012-05-02 07:19:29 C 15 02 31.31 -06 09 56.6 17.2 c 704
2012-05-02 07:34:51 C 15 02 23.96 -06 09 16.2 17.1 c 704
2012-05-02 07:49:51 C 15 02 16.77 -06 08 36.3 16.9 c 704
2012-05-02 08:04:48 C 15 02 09.63 -06 07 56.6 17.0 c 704
2012-05-02 20:42:40 C 14 56 19.19 -05 33 00.7 u A13
2012-05-02 20:46:26 C 14 56 17.23 -05 32 49.5 u A13
2012-05-02 20:48:55 C 14 56 15.95 -05 32 42.3 u A13
2012-05-02 21:16:45 C 14 56 01.58 -05 31 20.9 u A13
2012-05-02 21:19:16 C 14 56 00.27 -05 31 13.5 u A13
2012-05-02 21:23:00 C 14 55 58.36 -05 31 02.7 u A13
2012-05-03 00:19:31 C 14 54 24.81 -05 22 15.2 t 204
2012-05-03 00:21:20 C 14 54 23.82 -05 22 09.6 t 204
2012-05-03 00:22:51 C 14 54 23.03 -05 22 04.9 t 204
2012-05-03 00:24:41 C 14 54 22.04 -05 21 59.6 t 204
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-05-10 00:45:00 32195741.68 0.3 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)