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
2021-10-27 21:43:57 S 09 03 34.490 +12 09 46.26 V C57
2021-10-27 21:43:57 s 1 +166170.51 6 +231973.68 8080.0 C57
2021-10-27 22:03:57 S 09 03 35.518 +12 10 36.05 V C57
2021-10-27 22:03:57 s 1 +165812.02 6 +233132.62 3870.0 C57
2021-10-27 22:13:57 S 09 03 35.784 +12 10 58.51 V C57
2021-10-27 22:13:57 s 1 +165631.33 8 +233710.05 1950.0 C57
2021-10-27 22:23:57 S 09 03 36.403 +12 11 26.95 V C57
2021-10-27 22:23:57 s 1 +165449.69 2 +234286.13 6860.0 C57
2021-10-27 22:33:57 S 09 03 36.866 +12 11 51.83 V C57
2021-10-27 22:33:57 s 1 +165267.09 4 +234860.85 8600.0 C57
2021-10-27 22:43:57 S 09 03 37.250 +12 12 16.78 V C57
2021-10-27 22:43:57 s 1 +165083.54 8 +235434.21 7190.0 C57
2021-10-27 22:53:57 S 09 03 37.447 +12 12 41.11 V C57
2021-10-27 22:53:57 s 1 +164899.05 9 +236006.22 2640.0 C57
2021-10-27 23:03:57 S 09 03 37.990 +12 13 04.73 V C57
2021-10-27 23:03:57 s 1 +164713.63 1 +236576.88 4980.0 C57
2021-10-27 23:13:57 S 09 03 38.563 +12 13 30.86 V C57
2021-10-27 23:13:57 s 1 +164527.26 8 +237146.18 4200.0 C57
2021-10-27 23:23:57 S 09 03 38.993 +12 13 58.76 V C57
2021-10-27 23:23:57 s 1 +164339.97 4 +237714.14 330.0 C57
2021-10-27 23:33:57 S 09 03 39.250 +12 14 18.24 V C57
2021-10-27 23:33:57 s 1 +164151.75 5 +238280.75 3390.0 C57
2021-10-27 23:43:57 S 09 03 39.756 +12 14 46.57 V C57
2021-10-27 23:43:57 s 1 +163962.61 4 +238846.01 3380.0 C57
2021-10-28 00:03:57 S 09 03 40.522 +12 15 37.01 V C57
2021-10-28 00:03:57 s 1 +163581.58 3 +239972.51 4240.0 C57
2021-10-28 00:13:57 S 09 03 41.009 +12 16 00.70 V C57
2021-10-28 00:13:57 s 1 +163389.70 3 +240533.74 5130.0 C57
2021-10-28 00:23:57 S 09 03 41.462 +12 16 22.51 V C57
2021-10-28 00:23:57 s 1 +163196.91 7 +241093.63 3020.0 C57
2021-10-28 00:43:57 S 09 03 42.638 +12 17 19.61 V C57
2021-10-28 00:43:57 s 1 +162808.64 8 +242209.40 9830.0 C57
2021-10-28 00:53:57 S 09 03 43.308 +12 17 40.42 V C57
2021-10-28 00:53:57 s 1 +162613.17 3 +242765.28 8790.0 C57
2021-10-28 01:03:57 S 09 03 43.198 +12 18 05.83 V C57
2021-10-28 01:03:57 s 1 +162416.81 0 +243319.83 4800.0 C57
2021-10-28 01:13:57 S 09 03 43.702 +12 18 28.69 V C57
2021-10-28 01:13:57 s 1 +162219.56 2 +243873.04 7870.0 C57
2021-10-28 01:23:57 S 09 03 44.162 +12 18 55.55 V C57
2021-10-28 01:23:57 s 1 +162021.43 4 +244424.92 8020.0 C57
2021-10-28 01:33:57 S 09 03 44.664 +12 19 21.07 V C57
2021-10-28 01:33:57 s 1 +161822.43 1 +244975.46 5260.0 C57
2021-10-28 01:43:57 S 09 03 44.683 +12 19 43.32 V C57
2021-10-28 01:43:57 s 1 +161622.55 5 +245524.68 9610.0 C57
2021-10-28 01:53:57 S 09 03 45.214 +12 20 09.89 V C57
2021-10-28 01:53:57 s 1 +161421.81 1 +246072.58 1080.0 C57
2021-10-28 02:03:57 S 09 03 45.876 +12 20 32.89 V C57
2021-10-28 02:03:57 s 1 +161220.20 3 +246619.14 9680.0 C57
2021-10-28 02:13:57 S 09 03 46.358 +12 20 58.78 V C57
2021-10-28 02:13:57 s 1 +161017.73 4 +247164.38 5420.0 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)