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
1998-05-11 19:53:36 C 10 47 52.65 +14 47 16.5 118
1998-05-11 19:56:58 C 10 47 48.63 +14 47 30.5 118
1998-05-11 19:59:36 C 10 47 45.62 +14 47 42.0 118
1998-05-11 20:01:09 C 10 47 43.67 +14 47 48.9 118
1998-05-11 21:00:58 C 10 46 33.13 +14 51 51.6 046
1998-05-11 21:04:02 C 10 46 29.49 +14 52 03.2 046
1998-05-11 21:04:51 C 10 46 28.52 +14 52 07.1 046
1998-05-11 21:05:47 C 10 46 27.47 +14 52 11.6 046
1998-05-11 21:06:27 C 10 46 26.58 +14 52 13.3 046
1998-05-12 20:52:43 C 10 19 14.15 +16 22 08.1 046
1998-05-12 20:54:03 C 10 19 12.65 +16 22 12.8 046
1998-05-12 20:54:43 C 10 19 11.82 +16 22 15.9 046
1998-05-12 20:55:24 C 10 19 11.09 +16 22 17.5 046
1998-05-12 20:56:49 C 10 19 09.42 +16 22 22.4 046
1998-05-12 20:57:42 C 10 19 08.43 +16 22 23.5 046
1998-05-15 03:39:59 C 09 21 32.12 +18 45 25.2 z 683
1998-05-15 03:46:26 C 09 21 26.02 +18 45 37.3 z 683
1998-05-15 03:54:40 C 09 21 17.17 +18 45 49.9 z 683
2002-02-13 09:53:51 C 13 14 15.19 +11 03 19.0 c 696
2002-02-13 09:56:39 C 13 14 14.69 +11 03 23.0 c 696
2002-02-13 10:26:38 C 13 14 08.39 +11 04 04.9 c 649
2002-02-13 10:32:34 C 13 14 07.28 +11 04 14.0 c 649
2002-02-13 10:38:29 C 13 14 06.15 +11 04 23.1 c 649
2002-02-14 07:25:45 C 13 10 20.13 +11 36 40.8 c 649
2002-02-14 07:33:05 C 13 10 18.74 +11 36 53.0 c 649
2002-02-14 07:40:26 C 13 10 17.29 +11 37 04.9 c 649
2002-02-21 12:13:01 C 12 34 30.06 +16 07 29.0 o 644
2002-02-21 12:27:57 C 12 34 26.55 +16 07 51.4 o 644
2002-02-21 12:42:58 C 12 34 22.99 +16 08 13.9 o 644
2007-03-29 08:41:09 C 12 51 26.22 +07 00 53.7 o 693
2007-03-29 08:44:04 C 12 51 25.71 +07 00 57.3 o 693
2007-03-29 08:46:57 C 12 51 25.04 +07 00 59.9 o 693
2007-04-06 03:10:59 C 12 14 18.01 +10 10 10.5 21.0 o H55
2007-04-06 03:15:38 C 12 14 17.00 +10 10 14.9 21.2 o H55
2007-04-06 03:22:43 C 12 14 15.55 +10 10 21.5 20.9 o H55
2011-02-07 20:21:03 C 02 09 03.73 +48 38 07.7 v 204
2011-02-07 20:41:12 C 02 09 25.31 +48 38 56.2 v 204
2011-02-07 21:01:09 C 02 09 46.71 +48 39 43.8 v 204
2011-02-24 21:58:55 C 06 13 01.61 +41 25 08.8 v 204
2011-02-24 22:59:30 C 06 13 15.94 +41 23 30.7 v 204
2011-02-24 23:19:23 C 06 13 20.74 +41 22 58.5 v 204
2012-03-30 11:32:58 C 16 07 09.55 -13 51 51.1 r G96
2012-03-30 11:38:30 C 16 07 09.62 -13 51 50.5 r G96
2012-03-30 11:44:03 C 16 07 09.73 -13 51 50.3 r G96
2012-03-30 11:49:38 C 16 07 09.80 -13 51 49.6 r G96
2012-04-16 08:36:48 C 16 05 20.45 -12 32 56.4 o 691
2012-04-16 09:03:31 C 16 05 18.99 -12 32 47.5 o 691
2012-04-16 09:30:13 C 16 05 17.53 -12 32 37.4 o 691
2012-04-16 12:23:28 C 16 05 12.33 -12 30 39.8 t E10
2012-04-16 12:25:50 C 16 05 12.23 -12 30 39.1 t E10
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)