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
2021-11-09 07:23:56 S 09 13 33.413 +24 39 53.14 V C57
2021-11-09 07:23:56 s 1 +170551.63 9 +202982.42 890.0 C57
2021-11-09 07:33:56 S 09 13 33.977 +24 40 20.78 V C57
2021-11-09 07:33:56 s 1 +170436.86 0 +203633.86 3280.0 C57
2021-11-09 07:53:56 S 09 13 34.260 +24 41 14.71 V C57
2021-11-09 07:53:56 s 1 +170203.65 9 +204932.42 5320.0 C57
2021-11-09 08:03:56 S 09 13 35.078 +24 41 42.50 V C57
2021-11-09 08:03:56 s 1 +170085.24 9 +205579.54 5030.0 C57
2021-11-09 08:13:56 S 09 13 35.177 +24 42 01.40 V C57
2021-11-09 08:13:56 s 1 +169965.64 0 +206225.21 550.0 C57
2021-11-09 08:23:56 S 09 13 35.806 +24 42 31.82 V C57
2021-11-09 08:23:56 s 1 +169844.83 9 +206869.45 1910.0 C57
2021-11-09 08:33:56 S 09 13 35.938 +24 42 53.60 V C57
2021-11-09 08:33:56 s 1 +169722.85 1 +207512.26 9120.0 C57
2021-11-09 08:43:56 S 09 13 36.377 +24 43 20.14 V C57
2021-11-09 08:43:56 s 1 +169599.68 3 +208153.62 2220.0 C57
2021-11-09 08:53:56 S 09 13 36.324 +24 43 50.34 V C57
2021-11-09 08:53:56 s 1 +169475.34 1 +208793.56 1220.0 C57
2021-11-09 09:03:56 S 09 13 36.895 +24 44 18.02 V C57
2021-11-09 09:03:56 s 1 +169349.83 0 +209432.07 6140.0 C57
2021-11-09 09:13:56 S 09 13 37.510 +24 44 41.17 V C57
2021-11-09 09:13:56 s 1 +169223.15 7 +210069.14 7010.0 C57
2021-11-09 09:23:56 S 09 13 37.572 +24 45 08.03 V C57
2021-11-09 09:23:56 s 1 +169095.32 7 +210704.79 3840.0 C57
2021-11-09 09:33:56 S 09 13 38.318 +24 45 31.43 V C57
2021-11-09 09:33:56 s 1 +168966.34 7 +211339.02 6650.0 C57
2021-11-09 09:43:56 S 09 13 38.359 +24 46 01.13 V C57
2021-11-09 09:43:56 s 1 +168836.22 1 +211971.82 5470.0 C57
2021-11-09 09:53:56 S 09 13 38.681 +24 46 23.30 V C57
2021-11-09 09:53:56 s 1 +168704.95 6 +212603.20 320.0 C57
2021-11-09 10:03:56 S 09 13 39.010 +24 46 51.17 V C57
2021-11-09 10:03:56 s 1 +168572.55 8 +213233.16 1220.0 C57
2021-11-09 10:13:56 S 09 13 39.161 +24 47 20.90 V C57
2021-11-09 10:13:56 s 1 +168439.03 2 +213861.70 8180.0 C57
2021-11-09 10:23:56 S 09 13 39.895 +24 47 42.90 V C57
2021-11-09 10:23:56 s 1 +168304.38 3 +214488.83 1220.0 C57
2021-11-09 10:33:56 S 09 13 40.030 +24 48 08.60 V C57
2021-11-09 10:33:56 s 1 +168168.61 8 +215114.54 380.0 C57
2021-11-09 10:43:56 S 09 13 40.421 +24 48 33.84 V C57
2021-11-09 10:43:56 s 1 +168031.74 1 +215738.84 5660.0 C57
2021-11-09 10:53:56 S 09 13 40.618 +24 49 01.45 V C57
2021-11-09 10:53:56 s 1 +167893.75 9 +216361.73 7080.0 C57
2021-11-09 11:03:56 S 09 13 41.153 +24 49 32.38 V C57
2021-11-09 11:03:56 s 1 +167754.67 7 +216983.21 4670.0 C57
2021-11-09 11:13:56 S 09 13 41.326 +24 49 50.63 V C57
2021-11-09 11:13:56 s 1 +167614.50 0 +217603.29 8440.0 C57
2021-11-09 11:23:56 S 09 13 41.894 +24 50 17.63 V C57
2021-11-09 11:23:56 s 1 +167473.23 4 +218221.96 8420.0 C57
2021-11-09 11:33:56 S 09 13 42.300 +24 50 47.54 V C57
2021-11-09 11:33:56 s 1 +167330.88 3 +218839.22 4620.0 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)