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
2016-04-01 00:46:41 C 10 26 19.86 -32 53 21.0 u 807
2016-04-01 00:59:55 C 10 26 17.27 -32 53 32.4 u 807
2016-08-29 15:31:48 S 06 46 47.79 -79 17 03.8 L C51
2016-08-29 18:40:29 S 06 41 42.84 -79 42 27.1 L C51
2016-09-05 01:32:49 C 21 03 44.26 -51 25 22.3 r Y00
2016-09-05 01:34:26 C 21 03 43.52 -51 24 33.1 r Y00
2016-09-05 01:35:47 C 21 03 42.75 -51 23 53.5 r Y00
2016-09-05 10:43:00 C 21 00 02.35 -46 47 29.0 t 474
2016-09-05 10:45:30 C 21 00 01.28 -46 46 12.7 t 474
2016-09-05 10:47:30 C 21 00 00.40 -46 45 11.9 t 474
2016-09-05 10:50:31 C 20 59 59.10 -46 43 40.4 t 474
2016-09-05 10:53:01 C 20 59 58.03 -46 42 24.2 t 474
2016-09-07 01:58:50 C 20 49 10.02 -27 04 30.9 r Y00
2016-09-07 02:01:14 C 20 49 09.47 -27 03 20.5 r Y00
2016-09-07 02:03:14 C 20 49 08.93 -27 02 23.6 r Y00
2016-09-07 18:51:52 C 20 46 15.95 -19 24 12.1 q 151
2016-09-07 18:52:52 C 20 46 15.76 -19 23 45.8 q 151
2016-09-07 18:53:53 C 20 46 15.56 -19 23 19.5 q 151
2016-09-07 18:54:53 C 20 46 15.37 -19 22 53.3 q 151
2016-09-07 18:55:54 C 20 46 15.16 -19 22 26.7 q 151
2016-09-07 18:56:55 C 20 46 14.97 -19 22 00.7 q 151
2016-09-07 18:57:55 C 20 46 14.78 -19 21 34.8 q 151
2016-09-08 19:02:57 C 20 42 53.62 -09 45 08.6 S 151
2016-09-08 19:05:08 C 20 42 53.29 -09 44 21.3 S 151
2016-09-08 19:07:19 C 20 42 52.97 -09 43 33.7 S 151
2016-09-08 19:38:05 C 20 42 47.76 -09 32 28.4 q 246
2016-09-08 19:38:22 C 20 42 47.72 -09 32 22.2 q 246
2016-09-08 19:38:33 C 20 42 47.71 -09 32 18.4 q 246
2016-09-08 19:38:40 C 20 42 47.67 -09 32 15.7 q 246
2016-09-08 19:38:48 C 20 42 47.67 -09 32 13.1 q 246
2016-09-08 19:38:57 C 20 42 47.64 -09 32 10.1 q 246
2016-09-08 19:39:09 C 20 42 47.61 -09 32 05.3 q 246
2016-09-08 19:40:08 C 20 42 47.48 -09 31 44.5 q 246
2016-09-08 19:40:23 C 20 42 47.42 -09 31 38.7 q 246
2016-09-08 19:40:33 C 20 42 47.41 -09 31 34.9 q 246
2016-09-08 19:41:19 C 20 42 47.29 -09 31 18.4 q 246
2016-09-08 19:41:27 C 20 42 47.26 -09 31 15.4 q 246
2016-09-08 19:41:36 C 20 42 47.24 -09 31 13.0 q 246
2016-09-08 21:49:43 C 20 42 29.06 -08 45 16.6 q 204
2016-09-08 21:51:46 C 20 42 28.76 -08 44 32.5 q 204
2016-09-08 21:54:02 C 20 42 28.43 -08 43 44.4 q 204
2016-09-08 21:56:18 C 20 42 28.10 -08 42 56.5 q 204
2016-09-08 21:58:45 C 20 42 27.75 -08 42 04.3 q 204
2016-09-09 04:02:24 C 20 41 41.76 -06 33 49.9 r Y00
2016-09-09 20:00:56 C 20 40 16.03 -01 35 18.9 q 160
2016-09-09 20:01:49 C 20 40 15.92 -01 35 03.7 q 160
2016-09-09 20:02:43 C 20 40 15.80 -01 34 47.9 q 160
2016-09-09 23:25:30 C 20 39 53.76 -00 36 18.5 w I76
2016-09-09 23:28:31 C 20 39 53.42 -00 35 27.6 w I76
2016-09-09 23:33:11 C 20 39 52.90 -00 34 08.9 w I76
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)