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
2021-11-10 20:13:56 S 09 14 40.858 +26 15 56.95 V C57
2021-11-10 20:13:56 s 1 +123700.51 9 +314732.91 6640.0 C57
2021-11-10 20:23:56 S 09 14 41.203 +26 16 22.87 V C57
2021-11-10 20:23:56 s 1 +123417.99 3 +315102.93 8900.0 C57
2021-11-10 20:33:56 S 09 14 41.261 +26 16 50.16 V C57
2021-11-10 20:33:56 s 1 +123135.01 9 +315471.83 9630.0 C57
2021-11-10 20:43:56 S 09 14 41.566 +26 17 15.50 V C57
2021-11-10 20:43:56 s 1 +122851.59 8 +315839.58 8850.0 C57
2021-11-10 20:53:56 S 09 14 41.779 +26 17 40.24 V C57
2021-11-10 20:53:56 s 1 +122567.73 3 +316206.21 6570.0 C57
2021-11-10 21:03:56 S 09 14 42.252 +26 18 02.95 V C57
2021-11-10 21:03:56 s 1 +122283.42 6 +316571.70 2780.0 C57
2021-11-10 21:13:56 S 09 14 42.473 +26 18 31.68 V C57
2021-11-10 21:13:56 s 1 +121998.67 8 +316936.06 7510.0 C57
2021-11-10 21:43:56 S 09 14 43.178 +26 19 48.90 V C57
2021-11-10 21:43:56 s 1 +121141.81 0 +318022.35 2800.0 C57
2021-11-10 21:53:56 S 09 14 43.356 +26 20 17.63 V C57
2021-11-10 21:53:56 s 1 +120855.31 9 +318382.19 1620.0 C57
2021-11-10 22:03:56 S 09 14 43.546 +26 20 42.18 V C57
2021-11-10 22:03:56 s 1 +120568.39 6 +318740.90 8990.0 C57
2021-11-10 22:13:56 S 09 14 43.913 +26 21 09.61 V C57
2021-11-10 22:13:56 s 1 +120281.04 4 +319098.49 4900.0 C57
2021-11-10 22:23:56 S 09 14 44.371 +26 21 33.77 V C57
2021-11-10 22:23:56 s 1 +119993.26 5 +319454.95 9370.0 C57
2021-11-10 22:33:56 S 09 14 44.316 +26 22 02.35 V C57
2021-11-10 22:33:56 s 1 +119705.06 0 +319810.29 2400.0 C57
2021-11-10 22:43:56 S 09 14 44.676 +26 22 27.66 V C57
2021-11-10 22:43:56 s 1 +119416.43 2 +320164.50 3990.0 C57
2021-11-10 22:53:56 S 09 14 44.892 +26 22 54.48 V C57
2021-11-10 22:53:56 s 1 +119127.38 1 +320517.59 4160.0 C57
2021-11-10 23:03:56 S 09 14 45.166 +26 23 17.66 V C57
2021-11-10 23:03:56 s 1 +118837.91 0 +320869.56 2910.0 C57
2021-11-10 23:13:56 S 09 14 45.271 +26 23 45.02 V C57
2021-11-10 23:13:56 s 1 +118548.02 1 +321220.40 250.0 C57
2021-11-10 23:23:56 S 09 14 45.775 +26 24 11.95 V C57
2021-11-10 23:23:56 s 1 +118257.71 5 +321570.13 6180.0 C57
2021-11-10 23:33:56 S 09 14 46.046 +26 24 35.68 V C57
2021-11-10 23:33:56 s 1 +117966.99 4 +321918.73 720.0 C57
2021-11-10 23:43:56 S 09 14 46.286 +26 25 03.32 V C57
2021-11-10 23:43:56 s 1 +117675.86 1 +322266.22 3850.0 C57
2021-11-10 23:53:56 S 09 14 46.481 +26 25 29.10 V C57
2021-11-10 23:53:56 s 1 +117384.31 6 +322612.59 5610.0 C57
2021-11-11 00:03:56 S 09 14 46.807 +26 25 57.18 V C57
2021-11-11 00:03:56 s 1 +117092.36 1 +322957.84 5980.0 C57
2021-11-11 00:13:56 S 09 14 46.915 +26 26 19.25 V C57
2021-11-11 00:13:56 s 1 +116799.99 9 +323301.98 4970.0 C57
2021-11-11 00:23:56 S 09 14 46.829 +26 26 45.13 V C57
2021-11-11 00:23:56 s 1 +116507.23 1 +323645.00 2600.0 C57
2021-11-11 00:43:56 S 09 14 47.554 +26 27 39.02 V C57
2021-11-11 00:43:56 s 1 +115920.48 4 +324327.70 3780.0 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)