477162 (2009 ES)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3292449691 ± 3.95e-08
Semi-major axis (a)1.4362910830 AU ± 3.78e-08
Inclination (i)30.33167039° ± 8.32e-06
Long. of Asc. Node (Ω)343.70157010° ± 1.02e-06
Arg. of Perihelion (ω)311.19398950° ± 2.17e-06
Mean Anomaly (M)149.68336235° ± 6.21e-05
Mean Motion (n)0.5725963560°/day ± 2.26e-08
Perihelion dist (q)0.96339947 AU ± 6.22e-08
Aphelion dist (Q)1.90918270 AU ± 7.58e-08
Orbital Period1.72132825 yr ± 6.80e-08
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.284″
Uncertainty0
Orbit TypeApollo
MOID0.039153 AU
Observations Used160
Radar Obs Used2
Oppositions3
Arc Total2009-2021
First Observation Used2009-03-02
Last Observation Used2021-02-15
Observations (173)
Date Type RA Dec Mag Band Observatory
2016-09-09 23:37:33 C 20 39 52.41 -00 32 53.4 w I76
2016-09-09 23:40:35 C 20 39 52.06 -00 32 02.4 w I76
2016-09-10 20:12:02 C 20 38 20.37 +04 45 42.7 q 246
2016-09-10 20:12:53 C 20 38 20.30 +04 45 54.9 q 246
2016-09-10 20:13:57 C 20 38 20.16 +04 46 10.2 q 246
2016-09-10 20:14:08 C 20 38 20.16 +04 46 12.3 q 246
2016-09-10 20:14:17 C 20 38 20.15 +04 46 14.5 q 246
2016-09-10 20:14:28 C 20 38 20.14 +04 46 16.8 q 246
2016-09-10 20:15:18 C 20 38 20.06 +04 46 28.6 q 246
2016-09-11 04:54:04 C 20 37 43.25 +06 44 02.6 q H45
2016-09-11 04:55:16 C 20 37 43.16 +06 44 17.6 q H45
2016-09-11 04:56:46 C 20 37 43.01 +06 44 37.2 q H45
2016-09-11 04:57:38 C 20 37 42.94 +06 44 48.6 q H45
2016-09-11 04:58:37 C 20 37 42.85 +06 45 01.6 q H45
2016-09-11 04:59:32 C 20 37 42.77 +06 45 13.2 q H45
2016-09-11 05:00:36 C 20 37 42.67 +06 45 27.3 q H45
2016-09-11 05:01:33 C 20 37 42.58 +06 45 39.6 q H45
2016-09-11 22:09:48 C 20 36 44.21 +10 12 21.8 q 006
2016-09-11 22:11:47 C 20 36 44.05 +10 12 43.9 q 006
2016-09-11 22:14:18 C 20 36 43.86 +10 13 11.9 q 006
2016-09-11 22:16:28 C 20 36 43.70 +10 13 36.4 q 006
2016-09-11 22:19:28 C 20 36 43.50 +10 14 08.3 q 006
2016-09-11 22:21:28 C 20 36 43.34 +10 14 32.5 q 006
2016-09-13 03:46:08 C 20 35 24.77 +15 04 40.3 q H45
2016-09-13 03:47:44 C 20 35 24.66 +15 04 54.1 q H45
2016-09-13 03:48:47 C 20 35 24.59 +15 05 03.1 q H45
2016-09-13 03:49:48 C 20 35 24.54 +15 05 12.3 q H45
2016-09-13 03:50:44 C 20 35 24.48 +15 05 20.1 q H45
2016-09-13 03:51:41 C 20 35 24.41 +15 05 28.5 q H45
2016-09-13 03:52:41 C 20 35 24.34 +15 05 37.1 q H45
2016-09-13 03:53:55 C 20 35 24.28 +15 05 48.0 q H45
2016-09-13 19:24:07 C 20 34 51.80 +17 11 48.6 q 585
2016-09-13 19:29:47 C 20 34 51.53 +17 12 31.9 q 585
2016-09-13 19:35:37 C 20 34 51.23 +17 13 16.6 q 585
2016-09-13 19:41:28 C 20 34 50.94 +17 14 01.3 q 585
2016-09-24 04:10:54 C 20 33 38.04 +32 32 45.0 q H45
2016-09-24 04:13:12 C 20 33 38.04 +32 32 49.0 q H45
2016-09-24 04:15:41 C 20 33 38.04 +32 32 52.9 q H45
2016-09-24 04:18:05 C 20 33 38.04 +32 32 56.7 q H45
2016-09-24 04:20:15 C 20 33 38.05 +32 33 00.6 q H45
2016-09-24 04:22:19 C 20 33 38.06 +32 33 03.7 q H45
2016-09-26 19:29:18 C 20 34 41.48 +34 05 21.1 o B67
2016-09-26 19:41:14 C 20 34 41.60 +34 05 36.7 o B67
2016-09-26 19:53:10 C 20 34 41.74 +34 05 50.9 o B67
2016-09-29 05:03:01 C 20 35 55.69 +35 09 58.4 q H45
2016-09-29 05:05:52 C 20 35 55.77 +35 10 00.7 q H45
2016-09-29 05:08:08 C 20 35 55.81 +35 10 03.1 q H45
2016-09-29 05:10:36 C 20 35 55.84 +35 10 05.3 q H45
2016-09-29 05:12:10 C 20 35 55.87 +35 10 06.6 q H45
2016-09-29 05:14:11 C 20 35 55.91 +35 10 08.7 q H45
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-09-10 01:45:00 -195611.9715 0.3 Hz 2380 -1 -1
2016-09-11 01:30:00 73112973.73 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)