163696 (2003 EB50)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5189164089 ± 5.62e-09
Semi-major axis (a)1.5710103633 AU ± 8.42e-10
Inclination (i)29.50238450° ± 1.44e-06
Long. of Asc. Node (Ω)65.60551846° ± 5.61e-07
Arg. of Perihelion (ω)278.95596979° ± 8.51e-07
Mean Anomaly (M)49.35443266° ± 1.24e-06
Mean Motion (n)0.5005456613°/day ± 4.02e-10
Perihelion dist (q)0.75578731 AU ± 8.85e-09
Aphelion dist (Q)2.38623342 AU ± 8.93e-09
Orbital Period1.96910364 yr ± 1.58e-09
Physical Parameters
H (abs. magnitude)16.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.454″
Uncertainty0
Orbit TypeApollo
MOID0.052853 AU
Observations Used5959
Radar Obs Used14
Gaia Obs Used95
Oppositions7
Arc Total2003-2017
First Observation Used2003-03-10
Last Observation Used2026-01-01
Observations (8774)
Date Type RA Dec Mag Band Observatory
2024-01-14 11:48:24 s 1 -59544.478 0 +179124.08 0.934 C57
2024-01-14 12:08:24 S 07 50 13.522 +67 56 16.22 V C57
2024-01-14 12:08:24 s 1 -60430.684 0 +177764.22 0.535 C57
2024-01-14 12:48:24 S 07 50 05.467 +67 56 22.06 V C57
2024-01-14 12:48:24 s 1 -62193.957 0 +175017.50 0.116 C57
2024-01-14 13:08:24 S 07 50 00.847 +67 56 26.23 V C57
2024-01-14 13:08:24 s 1 -63070.808 0 +173630.44 0.809 C57
2024-01-14 13:28:24 S 07 49 56.150 +67 56 27.89 V C57
2024-01-14 13:28:24 s 1 -63944.425 0 +172234.39 0.117 C57
2024-01-14 13:48:24 S 07 49 53.093 +67 56 32.60 V C57
2024-01-14 13:48:24 s 1 -64814.708 0 +170829.27 0.914 C57
2024-01-14 14:08:24 S 07 49 47.911 +67 56 34.55 V C57
2024-01-14 14:08:24 s 1 -65681.530 0 +169414.95 0.029 C57
2024-01-14 14:28:24 S 07 49 43.279 +67 56 36.42 V C57
2024-01-14 14:28:24 s 1 -66544.892 0 +167991.62 0.535 C57
2024-01-14 14:48:24 S 07 49 39.638 +67 56 39.73 V C57
2024-01-14 14:48:24 s 1 -67404.687 0 +166559.20 0.299 C57
2024-01-14 15:08:24 S 07 49 35.674 +67 56 46.32 V C57
2024-01-14 15:08:24 s 1 -68260.782 0 +165117.57 0.147 C57
2024-01-14 15:28:24 S 07 49 31.356 +67 56 45.60 V C57
2024-01-14 15:28:24 s 1 -69113.179 0 +163666.93 0.153 C57
2024-01-14 15:48:24 S 07 49 27.173 +67 56 52.44 V C57
2024-01-14 15:48:24 s 1 -69961.767 0 +162207.18 0.182 C57
2024-01-14 16:08:24 S 07 49 23.105 +67 56 50.28 V C57
2024-01-14 16:08:24 s 1 -70806.407 0 +160738.22 0.053 C57
2024-01-14 16:28:24 S 07 49 17.114 +67 56 51.04 V C57
2024-01-14 16:28:24 s 1 -71647.101 0 +159260.24 0.844 C57
2024-01-14 16:48:24 S 07 49 13.426 +67 56 59.14 V C57
2024-01-14 16:48:24 s 1 -72483.735 0 +157773.16 0.416 C57
2024-01-14 17:08:24 S 07 49 09.353 +67 57 01.51 V C57
2024-01-14 17:08:24 s 1 -73316.161 0 +156276.86 0.582 C57
2024-01-14 17:28:24 S 07 49 06.007 +67 57 05.83 V C57
2024-01-14 17:28:24 s 1 -74144.385 0 +154771.54 0.423 C57
2024-01-14 17:48:24 S 07 49 00.634 +67 57 08.71 V C57
2024-01-14 17:48:24 s 1 -74968.286 0 +153257.14 0.795 C57
2024-01-14 18:08:24 S 07 48 56.220 +67 57 14.40 V C57
2024-01-14 18:08:24 s 1 -75787.709 0 +151733.53 0.507 C57
2024-01-14 19:48:24 S 07 48 34.697 +67 57 24.62 V C57
2024-01-14 19:48:24 s 1 -79815.450 0 +143979.68 0.868 C57
2024-01-14 20:28:24 S 07 48 26.820 +67 57 32.22 V C57
2024-01-14 20:28:24 s 1 -81392.265 0 +140814.68 0.727 C57
2024-01-14 20:48:24 S 07 48 22.255 +67 57 31.39 V C57
2024-01-14 20:48:24 s 1 -82172.979 0 +139218.72 0.852 C57
2024-01-14 21:08:24 S 07 48 18.482 +67 57 32.90 V C57
2024-01-14 21:08:24 s 1 -82948.341 0 +137613.64 0.513 C57
2024-01-14 21:28:24 S 07 48 14.071 +67 57 35.86 V C57
2024-01-14 21:28:24 s 1 -83718.368 0 +135999.68 0.805 C57
2024-01-14 21:48:24 S 07 48 09.864 +67 57 35.32 V C57
2024-01-14 21:48:24 s 1 -84482.913 0 +134376.77 0.567 C57
2024-01-14 22:08:24 S 07 48 05.568 +67 57 35.35 V C57
Radar Observations (14)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-11-29 04:30:00 29690.493 1 Hz 8560 -14 -14
2015-12-03 05:00:00 -516645.45 1 Hz 8560 -14 -14
2015-12-03 05:50:00 135344787.04 10 us 8560 -14 -14
2015-12-03 06:50:00 135567345.78 3 us 8560 -14 -14
2015-12-04 23:45:00 -192751.0704 0.1 Hz 2380 -1 -1
2015-12-05 00:08:00 146143531.01 4 us 2380 -1 -1
2015-12-05 23:18:00 -215805.2279 0.1 Hz 2380 -1 -1
2015-12-05 23:50:00 153531055.91 0.5 us 2380 -1 -1
2015-12-08 01:00:00 171291146.51 1 us 2380 -1 -1
2015-12-09 01:00:00 180935553.24 1 us 2380 -1 -1
2017-11-16 10:20:00 551171.3 0.2 Hz 8560 -14 -14
2017-11-17 09:40:00 463067.169 0.2 Hz 8560 -14 -14
2017-11-17 10:40:00 102430712.59 10 us 8560 -14 -14
2017-11-17 11:00:00 102367215.7 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)