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
2021-11-04 02:23:56 S 09 09 03.883 +19 20 40.38 V C57
2021-11-04 02:23:56 s 1 -154685.43 9 +222635.13 8770.0 C57
2021-11-04 02:33:56 S 09 09 03.895 +19 20 57.98 V C57
2021-11-04 02:33:56 s 1 -154858.90 4 +222017.07 1480.0 C57
2021-11-04 02:43:56 S 09 09 04.032 +19 21 33.12 V C57
2021-11-04 02:43:56 s 1 -155031.31 0 +221397.52 250.0 C57
2021-11-04 02:53:56 S 09 09 04.598 +19 21 49.25 V C57
2021-11-04 02:53:56 s 1 -155202.65 1 +220776.45 5070.0 C57
2021-11-04 03:03:56 S 09 09 05.057 +19 22 18.84 V C57
2021-11-04 03:03:56 s 1 -155372.92 2 +220153.88 5920.0 C57
2021-11-04 03:33:56 S 09 09 05.155 +19 23 33.04 V C57
2021-11-04 03:33:56 s 1 -155877.25 8 +218277.08 4390.0 C57
2021-11-04 03:53:56 S 09 09 05.945 +19 24 26.68 V C57
2021-11-04 03:53:56 s 1 -156208.02 6 +217018.29 9780.0 C57
2021-11-04 04:03:56 S 09 09 05.832 +19 24 48.82 V C57
2021-11-04 04:03:56 s 1 -156371.75 6 +216386.61 6330.0 C57
2021-11-04 04:13:56 S 09 09 06.365 +19 25 13.73 V C57
2021-11-04 04:13:56 s 1 -156534.37 5 +215753.41 8760.0 C57
2021-11-04 04:23:56 S 09 09 06.310 +19 25 37.02 V C57
2021-11-04 04:23:56 s 1 -156695.87 7 +215118.69 7050.0 C57
2021-11-04 04:33:56 S 09 09 06.163 +19 26 02.15 V C57
2021-11-04 04:33:56 s 1 -156856.25 8 +214482.43 1170.0 C57
2021-11-04 04:43:56 S 09 09 06.662 +19 26 31.06 V C57
2021-11-04 04:43:56 s 1 -157015.50 9 +213844.65 1100.0 C57
2021-11-04 04:53:56 S 09 09 06.986 +19 26 53.84 V C57
2021-11-04 04:53:56 s 1 -157173.62 6 +213205.33 6820.0 C57
2021-11-04 05:03:56 S 09 09 07.015 +19 27 20.70 V C57
2021-11-04 05:03:56 s 1 -157330.60 2 +212564.47 8310.0 C57
2021-11-04 05:13:56 S 09 09 07.368 +19 27 40.43 V C57
2021-11-04 05:13:56 s 1 -157486.43 2 +211922.08 5550.0 C57
2021-11-04 05:23:56 S 09 09 07.807 +19 28 08.98 V C57
2021-11-04 05:23:56 s 1 -157641.10 8 +211278.15 8500.0 C57
2021-11-04 05:33:56 S 09 09 07.994 +19 28 32.63 V C57
2021-11-04 05:33:56 s 1 -157794.62 5 +210632.67 7160.0 C57
2021-11-04 05:43:56 S 09 09 08.088 +19 28 55.31 V C57
2021-11-04 05:43:56 s 1 -157946.97 7 +209985.65 1500.0 C57
2021-11-04 05:53:56 S 09 09 08.261 +19 29 20.47 V C57
2021-11-04 05:53:56 s 1 -158098.15 7 +209337.09 1480.0 C57
2021-11-04 06:03:56 S 09 09 08.736 +19 29 49.13 V C57
2021-11-04 06:03:56 s 1 -158248.15 9 +208686.98 7100.0 C57
2021-11-04 06:13:56 S 09 09 08.424 +19 30 15.84 V C57
2021-11-04 06:13:56 s 1 -158396.97 5 +208035.31 8330.0 C57
2021-11-04 06:23:56 S 09 09 08.820 +19 30 35.17 V C57
2021-11-04 06:23:56 s 1 -158544.60 1 +207382.10 5140.0 C57
2021-11-04 06:33:56 S 09 09 09.293 +19 31 02.93 V C57
2021-11-04 06:33:56 s 1 -158691.03 0 +206727.32 7520.0 C57
2021-11-04 06:43:56 S 09 09 09.533 +19 31 25.25 V C57
2021-11-04 06:43:56 s 1 -158836.25 4 +206070.99 5430.0 C57
2021-11-04 06:53:56 S 09 09 09.682 +19 31 51.67 V C57
2021-11-04 06:53:56 s 1 -158980.26 7 +205413.10 8850.0 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)