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
2022-01-03 05:15:59 C 07 10 04.10 +67 22 05.3 V 703
2022-01-03 05:23:55 S 07 11 19.697 +67 29 44.16 V C57
2022-01-03 05:23:55 s 1 +147192.29 7 +288193.66 1070.0 C57
2022-01-03 05:53:55 S 07 11 12.912 +67 29 56.90 V C57
2022-01-03 05:53:55 s 1 +146456.58 1 +289588.91 5780.0 C57
2022-01-03 06:03:55 S 07 11 10.303 +67 29 58.92 V C57
2022-01-03 06:03:55 s 1 +146210.14 1 +290051.67 2780.0 C57
2022-01-03 06:13:55 S 07 11 07.627 +67 30 01.12 V C57
2022-01-03 06:13:55 s 1 +145963.10 4 +290513.29 7530.0 C57
2022-01-03 06:43:55 S 07 11 01.795 +67 30 15.70 V C57
2022-01-03 06:43:55 s 1 +145218.43 8 +291891.20 8280.0 C57
2022-01-03 06:53:55 S 07 10 59.551 +67 30 19.08 V C57
2022-01-03 06:53:55 s 1 +144969.03 9 +292348.21 4080.0 C57
2022-01-03 07:03:55 S 07 10 56.455 +67 30 23.90 V C57
2022-01-03 07:03:55 s 1 +144719.05 5 +292804.06 7660.0 C57
2022-01-03 07:23:55 S 07 10 52.174 +67 30 40.07 V C57
2022-01-03 07:23:55 s 1 +144217.34 4 +293712.32 8220.0 C57
2022-01-03 07:33:55 S 07 10 50.621 +67 30 39.71 V C57
2022-01-03 07:33:55 s 1 +143965.62 2 +294164.73 5230.0 C57
2022-01-03 07:43:55 S 07 10 47.820 +67 30 43.27 V C57
2022-01-03 07:43:55 s 1 +143713.32 4 +294615.99 70.0 C57
2022-01-03 07:53:55 S 07 10 45.226 +67 30 49.10 V C57
2022-01-03 07:53:55 s 1 +143460.45 3 +295066.11 2740.0 C57
2022-01-03 08:03:55 S 07 10 43.421 +67 30 54.29 V C57
2022-01-03 08:03:55 s 1 +143207.01 3 +295515.08 3260.0 C57
2022-01-03 08:13:55 S 07 10 40.843 +67 30 58.10 V C57
2022-01-03 08:13:55 s 1 +142953.00 4 +295962.92 1640.0 C57
2022-01-03 08:23:55 S 07 10 40.030 +67 31 02.03 V C57
2022-01-03 08:23:55 s 1 +142698.43 0 +296409.61 7880.0 C57
2022-01-03 08:33:55 S 07 10 37.294 +67 31 07.43 V C57
2022-01-03 08:33:55 s 1 +142443.29 3 +296855.16 2000.0 C57
2022-01-03 08:43:55 S 07 10 33.679 +67 31 05.16 V C57
2022-01-03 08:43:55 s 1 +142187.59 4 +297299.57 4010.0 C57
2022-01-03 08:53:55 S 07 10 33.307 +67 31 13.08 V C57
2022-01-03 08:53:55 s 1 +141931.33 7 +297742.85 3920.0 C57
2022-01-03 09:03:55 S 07 10 29.966 +67 31 19.88 V C57
2022-01-03 09:03:55 s 1 +141674.52 4 +298184.99 1730.0 C57
2022-01-03 09:13:55 S 07 10 27.259 +67 31 22.62 V C57
2022-01-03 09:13:55 s 1 +141417.15 6 +298625.99 7460.0 C57
2022-01-03 09:43:55 S 07 10 21.343 +67 31 38.42 V C57
2022-01-03 09:43:55 s 1 +140641.75 1 +299942.18 2240.0 C57
2022-01-03 10:23:55 S 07 10 12.514 +67 31 53.87 V C57
2022-01-03 10:23:55 s 1 +139600.25 6 +301681.27 0.0 C57
2022-01-03 10:43:55 S 07 10 06.974 +67 32 02.90 V C57
2022-01-03 10:43:55 s 1 +139076.28 2 +302544.05 6790.0 C57
2022-01-03 10:53:55 S 07 10 03.919 +67 32 00.13 V C57
2022-01-03 10:53:55 s 1 +138813.49 6 +302973.74 2200.0 C57
2022-01-03 11:13:55 S 07 10 00.137 +67 32 12.05 V C57
2022-01-03 11:13:55 s 1 +138286.33 7 +303829.76 7070.0 C57
2022-01-03 11:23:55 S 07 09 58.543 +67 32 15.29 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)