IAA RAS IAA Minor Planet Database

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
2011-07-10 15:24:14 C 20 33 12.13 -16 46 51.3 – o 300
2011-07-10 15:24:40 C 20 33 12.29 -16 46 54.6 – o 300
2011-07-10 15:25:05 C 20 33 12.46 -16 46 58.3 – o 300
2011-07-10 15:26:23 C 20 33 12.94 -16 47 08.8 – o 300
2011-07-11 02:02:21 C 20 37 28.75 -18 13 16.0 – t J69
2011-07-11 02:03:41 C 20 37 29.28 -18 13 26.9 – t J69
2011-07-11 02:05:03 C 20 37 29.82 -18 13 37.9 – t J69
2011-07-11 02:06:25 C 20 37 30.35 -18 13 48.9 – t J69
2011-07-11 02:07:47 C 20 37 30.87 -18 13 59.7 – t J69
2011-07-11 15:04:33 C 20 42 52.14 -19 57 53.2 – u 379
2011-07-11 15:06:22 C 20 42 52.85 -19 58 08.1 – u 379
2011-07-11 15:08:13 C 20 42 53.60 -19 58 23.1 – u 379
2011-07-11 15:11:49 C 20 42 54.98 -19 58 51.7 – u 379
2011-07-11 15:12:53 C 20 42 55.43 -19 59 00.4 – u 379
2011-07-11 15:14:29 C 20 42 56.03 -19 59 13.0 – u 379
2011-07-11 15:16:05 C 20 42 56.67 -19 59 26.0 – u 379
2011-07-11 15:16:37 C 20 42 56.85 -19 59 30.3 – u 379
2011-07-11 15:17:40 C 20 42 57.30 -19 59 38.8 – u 379
2011-07-11 15:18:12 C 20 42 57.51 -19 59 43.1 – u 379
2011-07-11 15:18:44 C 20 42 57.68 -19 59 47.2 – u 379
2011-07-11 15:19:16 C 20 42 57.88 -19 59 51.5 – u 379
2011-07-11 15:19:48 C 20 42 58.11 -19 59 56.0 – u 379
2011-07-11 15:24:25 C 20 42 59.89 -20 00 33.2 – u 379
2011-07-11 15:26:15 C 20 43 00.61 -20 00 47.9 – u 379
2011-07-11 15:28:04 C 20 43 01.34 -20 01 02.3 – u 379
2011-07-12 16:31:45 C 20 53 28.93 -23 18 41.4 – u 379
2011-07-12 16:32:08 C 20 53 29.07 -23 18 44.3 – u 379
2011-07-12 16:33:15 C 20 53 29.51 -23 18 53.1 – u 379
2011-07-12 16:33:36 C 20 53 29.65 -23 18 55.8 – u 379
2011-07-12 16:35:04 C 20 53 30.24 -23 19 07.2 – u 379
2011-07-12 16:35:49 C 20 53 30.53 -23 19 13.0 – u 379
2011-07-12 16:36:10 C 20 53 30.70 -23 19 15.6 – u 379
2011-07-12 16:36:33 C 20 53 30.83 -23 19 18.6 – u 379
2011-07-12 16:36:54 C 20 53 30.97 -23 19 21.4 – u 379
2011-07-12 16:37:38 C 20 53 31.26 -23 19 27.0 – u 379
2011-07-12 16:38:22 C 20 53 31.54 -23 19 32.7 – u 379
2011-07-12 16:40:34 C 20 53 32.45 -23 19 49.8 – u 379
2011-07-12 16:41:18 C 20 53 32.73 -23 19 55.3 – u 379
2011-07-12 16:42:02 C 20 53 33.03 -23 20 01.2 – u 379
2011-07-12 16:42:23 C 20 53 33.18 -23 20 03.8 – u 379
2011-07-12 16:46:48 C 20 53 34.95 -23 20 38.2 – u 379
2011-07-12 16:47:09 C 20 53 35.08 -23 20 40.6 – u 379
2011-07-12 16:47:53 C 20 53 35.38 -23 20 46.4 – u 379
2011-07-13 16:21:07 C 21 03 38.68 -26 19 54.5 – u 379
2011-07-13 16:21:30 C 21 03 38.83 -26 19 57.6 – u 379
2011-07-13 16:22:14 C 21 03 39.12 -26 20 02.7 – u 379
2011-07-13 16:25:33 C 21 03 40.49 -26 20 27.8 – u 379
2011-07-13 16:25:56 C 21 03 40.65 -26 20 30.5 – u 379
2011-07-13 16:27:02 C 21 03 41.10 -26 20 38.8 – u 379
2011-07-13 16:27:23 C 21 03 41.22 -26 20 41.3 – u 379
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)