451397 (2011 EZ78)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5438130835 ± 3.64e-09
Semi-major axis (a)2.3920067282 AU ± 5.17e-09
Inclination (i)17.94362927° ± 2.02e-06
Long. of Asc. Node (Ω)109.81696948° ± 1.54e-06
Arg. of Perihelion (ω)179.73408355° ± 4.61e-06
Mean Anomaly (M)315.21566223° ± 5.09e-06
Mean Motion (n)0.2664211391°/day ± 8.64e-10
Perihelion dist (q)1.09120217 AU ± 9.02e-09
Aphelion dist (Q)3.69281128 AU ± 1.18e-08
Orbital Period3.69950480 yr ± 1.20e-08
Physical Parameters
H (abs. magnitude)17.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.254″
Uncertainty0
Orbit TypeAmor
MOID0.073101 AU
Observations Used716
Radar Obs Used1
Oppositions1
Arc Total2011-2025
First Observation Used2011-03-15
Last Observation Used2025-03-01
Observations (735)
Date Type RA Dec Mag Band Observatory
2011-06-30 03:14:06 C 19 09 43.47 +12 29 54.8 o H26
2011-06-30 03:17:36 C 19 09 44.24 +12 29 37.5 o H26
2011-06-30 03:18:12 C 19 09 44.38 +12 29 34.6 o H26
2011-06-30 03:18:49 C 19 09 44.53 +12 29 31.6 o H26
2011-06-30 03:19:22 C 19 09 44.66 +12 29 28.8 o H26
2011-06-30 03:21:06 C 19 09 45.10 +12 29 20.0 o H26
2011-06-30 03:21:42 C 19 09 45.25 +12 29 17.2 o H26
2011-06-30 03:22:16 C 19 09 45.40 +12 29 14.4 o H26
2011-06-30 03:25:11 C 19 09 46.10 +12 29 00.0 o H26
2011-06-30 13:48:15 C 19 12 26.91 +11 38 11.6 r D96
2011-06-30 14:50:48 C 19 12 42.27 +11 32 50.6 r D96
2011-06-30 22:32:14 C 19 14 46.52 +10 51 10.2 u I76
2011-07-01 06:02:12 C 19 16 48.01 +10 11 08.2 o 695
2011-07-01 06:03:17 C 19 16 48.29 +10 11 02.4 o 695
2011-07-01 06:05:06 C 19 16 48.77 +10 10 52.3 o 695
2011-07-01 06:25:31 C 19 16 52.56 +10 08 59.5 u H45
2011-07-01 06:27:29 C 19 16 53.07 +10 08 48.9 u H45
2011-07-01 06:29:43 C 19 16 53.64 +10 08 36.7 u H45
2011-07-01 06:32:28 C 19 16 54.32 +10 08 21.7 u H45
2011-07-01 06:35:11 C 19 16 55.02 +10 08 07.0 u H45
2011-07-01 06:37:22 C 19 16 55.57 +10 07 55.0 u H45
2011-07-01 06:38:57 C 19 16 55.97 +10 07 46.4 u H45
2011-07-02 05:55:32 C 19 23 26.57 +07 56 16.5 u H45
2011-07-02 05:58:03 C 19 23 27.26 +07 56 01.8 u H45
2011-07-02 06:01:09 C 19 23 28.09 +07 55 43.2 u H45
2011-07-02 06:04:39 C 19 23 29.02 +07 55 22.8 u H45
2011-07-02 06:07:37 C 19 23 29.83 +07 55 05.3 u H45
2011-07-02 06:10:42 C 19 23 30.65 +07 54 47.4 u H45
2011-07-02 06:13:13 C 19 23 31.31 +07 54 32.7 u H45
2011-07-03 01:10:31 C 19 29 01.91 +05 59 44.9 t J69
2011-07-03 01:13:03 C 19 29 02.63 +05 59 29.1 t J69
2011-07-03 01:15:34 C 19 29 03.33 +05 59 13.6 t J69
2011-07-03 01:18:06 C 19 29 04.05 +05 58 57.8 t J69
2011-07-03 01:20:36 C 19 29 04.76 +05 58 42.1 t J69
2011-07-03 09:00:57 C 19 31 20.92 +05 10 45.4 u H45
2011-07-03 09:02:00 C 19 31 21.23 +05 10 38.8 u H45
2011-07-03 09:04:45 C 19 31 22.01 +05 10 21.3 u H45
2011-07-03 09:06:21 C 19 31 22.46 +05 10 11.0 u H45
2011-07-03 09:07:43 C 19 31 22.85 +05 10 02.4 u H45
2011-07-03 09:09:02 C 19 31 23.23 +05 09 53.8 u H45
2011-07-03 09:10:41 C 19 31 23.70 +05 09 43.2 u H45
2011-07-03 21:24:58 C 19 35 13.32 +03 50 20.2 u A13
2011-07-03 21:29:26 C 19 35 14.65 +03 49 50.7 u A13
2011-07-03 21:34:40 C 19 35 16.20 +03 49 16.4 u A13
2011-07-03 21:37:39 C 19 35 17.09 +03 48 56.8 u A13
2011-07-03 22:03:26 C 19 35 24.74 +03 46 07.1 u A13
2011-07-03 22:05:29 C 19 35 25.35 +03 45 53.8 u A13
2011-07-03 22:08:49 C 19 35 26.33 +03 45 31.8 u A13
2011-07-05 06:43:18 C 19 45 49.80 +00 01 48.6 o H26
2011-07-05 06:43:43 C 19 45 49.93 +00 01 45.7 o H26
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2011-07-09 07:30:00 95885289.07 10 us 8560 -14 -14
2011-07-09.312500 9588528907 10000 us 8560 253 253
Station codes
-14 DSS-14 Goldstone (70-m)