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
2022-01-05 15:23:54 s 1 +38295.474 0 +386441.03 3670.0 C57
2022-01-05 15:33:54 S 06 58 05.400 +67 48 54.11 V C57
2022-01-05 15:33:54 s 1 +37941.836 0 +386551.13 7550.0 C57
2022-01-05 15:43:54 S 06 58 02.155 +67 48 53.39 V C57
2022-01-05 15:43:54 s 1 +37588.090 0 +386660.29 1250.0 C57
2022-01-05 15:53:54 S 06 58 00.667 +67 48 54.07 V C57
2022-01-05 15:53:54 s 1 +37234.239 0 +386768.51 4780.0 C57
2022-01-05 16:03:54 S 06 57 58.531 +67 48 56.34 V C57
2022-01-05 16:03:54 s 1 +36880.285 0 +386875.81 8150.0 C57
2022-01-05 16:13:54 S 06 57 55.829 +67 48 55.73 V C57
2022-01-05 16:13:54 s 1 +36526.227 0 +386982.15 1360.0 C57
2022-01-05 16:23:54 S 06 57 54.355 +67 48 59.11 V C57
2022-01-05 16:23:54 s 1 +36172.066 0 +387087.56 4400.0 C57
2022-01-05 16:33:54 S 06 57 51.228 +67 49 02.14 V C57
2022-01-05 16:33:54 s 1 +35817.805 0 +387192.05 7290.0 C57
2022-01-05 16:43:54 S 06 57 49.646 +67 49 02.57 V C57
2022-01-05 16:43:54 s 1 +35463.442 0 +387295.60 30.0 C57
2022-01-05 16:53:54 S 06 57 46.757 +67 49 06.67 V C57
2022-01-05 16:53:54 s 1 +35108.980 0 +387398.20 2620.0 C57
2022-01-05 17:43:54 S 06 57 35.030 +67 49 18.91 V C57
2022-01-05 17:43:54 s 1 +33335.208 0 +387897.25 3520.0 C57
2022-01-05 17:53:54 S 06 57 32.930 +67 49 17.87 V C57
2022-01-05 17:53:54 s 1 +32980.167 0 +387994.25 5310.0 C57
2022-01-05 18:03:54 S 06 57 32.014 +67 49 18.30 V C57
2022-01-05 18:03:54 s 1 +32625.034 0 +388090.33 6990.0 C57
2022-01-05 18:13:54 S 06 57 28.366 +67 49 26.33 V C57
2022-01-05 18:13:54 s 1 +32269.807 0 +388185.47 8550.0 C57
2022-01-05 18:23:54 S 06 57 26.448 +67 49 22.12 V C57
2022-01-05 18:23:54 s 1 +31914.488 0 +388279.67 0.0 C57
2022-01-05 18:33:54 S 06 57 24.874 +67 49 26.83 V C57
2022-01-05 18:33:54 s 1 +31559.081 0 +388372.95 1340.0 C57
2022-01-05 18:53:54 S 06 57 19.956 +67 49 33.49 V C57
2022-01-05 18:53:54 s 1 +30847.995 0 +388556.70 3710.0 C57
2022-01-05 19:03:54 S 06 57 17.988 +67 49 34.72 V C57
2022-01-05 19:03:54 s 1 +30492.321 0 +388647.19 4760.0 C57
2022-01-05 19:13:54 S 06 57 15.437 +67 49 35.04 V C57
2022-01-05 19:13:54 s 1 +30136.559 0 +388736.73 4290.0 C57
2022-01-05 19:33:54 S 06 57 10.267 +67 49 41.52 V C57
2022-01-05 19:33:54 s 1 +29424.778 0 +388913.04 2650.0 C57
2022-01-05 19:53:54 S 06 57 06.576 +67 49 44.15 V C57
2022-01-05 19:53:54 s 1 +28712.658 0 +389085.60 1330.0 C57
2022-01-05 20:03:54 S 06 57 03.994 +67 49 47.32 V C57
2022-01-05 20:03:54 s 1 +28356.475 0 +389170.51 780.0 C57
2022-01-05 20:13:54 S 06 57 01.392 +67 49 47.17 V C57
2022-01-05 20:13:54 s 1 +28000.210 0 +389254.47 300.0 C57
2022-01-05 20:43:54 S 06 56 55.997 +67 49 52.68 V C57
2022-01-05 20:43:54 s 1 +26930.932 0 +389500.78 9220.0 C57
2022-01-05 20:53:54 S 06 56 53.522 +67 49 55.02 V C57
2022-01-05 20:53:54 s 1 +26574.349 0 +389581.01 8980.0 C57
2022-01-05 21:23:54 S 06 56 46.997 +67 50 01.28 V 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)