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
2021-10-30 05:53:57 S 09 05 46.006 +14 29 50.89 V C57
2021-10-30 05:53:57 s 1 +70803.644 0 +357885.60 380.0 C57
2021-10-30 06:03:57 S 09 05 46.358 +14 30 20.84 V C57
2021-10-30 06:03:57 s 1 +70456.968 0 +358068.22 7880.0 C57
2021-10-30 06:13:57 S 09 05 46.469 +14 30 40.03 V C57
2021-10-30 06:13:57 s 1 +70110.095 0 +358249.77 4780.0 C57
2021-10-30 06:23:57 S 09 05 46.942 +14 31 04.87 V C57
2021-10-30 06:23:57 s 1 +69763.024 0 +358430.26 1080.0 C57
2021-10-30 06:33:57 S 09 05 47.208 +14 31 31.87 V C57
2021-10-30 06:33:57 s 1 +69415.758 0 +358609.69 6800.0 C57
2021-10-30 06:43:57 S 09 05 47.813 +14 31 57.47 V C57
2021-10-30 06:43:57 s 1 +69068.297 0 +358788.06 1920.0 C57
2021-10-30 06:53:57 S 09 05 47.978 +14 32 20.47 V C57
2021-10-30 06:53:57 s 1 +68720.643 0 +358965.37 6470.0 C57
2021-10-30 07:03:57 S 09 05 48.566 +14 32 49.34 V C57
2021-10-30 07:03:57 s 1 +68372.796 0 +359141.63 440.0 C57
2021-10-30 07:13:57 S 09 05 48.809 +14 33 12.13 V C57
2021-10-30 07:13:57 s 1 +68024.759 0 +359316.82 3830.0 C57
2021-10-30 07:23:57 S 09 05 48.979 +14 33 37.76 V C57
2021-10-30 07:23:57 s 1 +67676.532 0 +359490.95 6650.0 C57
2021-10-30 07:33:57 S 09 05 49.378 +14 34 01.38 V C57
2021-10-30 07:33:57 s 1 +67328.116 0 +359664.03 8910.0 C57
2021-10-30 07:43:57 S 09 05 49.781 +14 34 25.36 V C57
2021-10-30 07:43:57 s 1 +66979.513 0 +359836.05 610.0 C57
2021-10-30 07:53:57 S 09 05 50.134 +14 34 51.92 V C57
2021-10-30 07:53:57 s 1 +66630.724 0 +360007.01 1750.0 C57
2021-10-30 08:03:57 S 09 05 50.323 +14 35 16.62 V C57
2021-10-30 08:03:57 s 1 +66281.750 0 +360176.91 2330.0 C57
2021-10-30 08:13:57 S 09 05 50.626 +14 35 35.02 V C57
2021-10-30 08:13:57 s 1 +65932.592 0 +360345.75 2370.0 C57
2021-10-30 08:23:57 S 09 05 51.247 +14 36 04.75 V C57
2021-10-30 08:23:57 s 1 +65583.252 0 +360513.54 1860.0 C57
2021-10-30 08:33:57 S 09 05 51.526 +14 36 28.76 V C57
2021-10-30 08:33:57 s 1 +65233.730 0 +360680.27 810.0 C57
2021-10-30 08:43:57 S 09 05 51.828 +14 36 53.39 V C57
2021-10-30 08:43:57 s 1 +64884.028 0 +360845.95 9220.0 C57
2021-10-30 08:53:57 S 09 05 52.193 +14 37 19.24 V C57
2021-10-30 08:53:57 s 1 +64534.148 0 +361010.57 7100.0 C57
2021-10-30 09:03:57 S 09 05 52.462 +14 37 44.58 V C57
2021-10-30 09:03:57 s 1 +64184.089 0 +361174.14 4450.0 C57
2021-10-30 09:13:57 S 09 05 53.011 +14 38 07.22 V C57
2021-10-30 09:13:57 s 1 +63833.853 0 +361336.65 1280.0 C57
2021-10-30 09:23:57 S 09 05 53.275 +14 38 32.96 V C57
2021-10-30 09:23:57 s 1 +63483.442 0 +361498.10 7590.0 C57
2021-10-30 09:33:57 S 09 05 53.640 +14 39 00.90 V C57
2021-10-30 09:33:57 s 1 +63132.857 0 +361658.50 3380.0 C57
2021-10-30 09:43:57 S 09 05 53.964 +14 39 23.08 V C57
2021-10-30 09:43:57 s 1 +62782.099 0 +361817.85 8650.0 C57
2021-10-30 09:53:57 S 09 05 54.374 +14 39 52.96 V C57
2021-10-30 09:53:57 s 1 +62431.168 0 +361976.14 3420.0 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)