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 21:23:54 s 1 +25504.139 0 +389816.17 8510.0 C57
2022-01-05 21:33:54 S 06 56 44.098 +67 50 01.43 V C57
2022-01-05 21:33:54 s 1 +25147.253 0 +389892.71 8430.0 C57
2022-01-05 21:43:54 S 06 56 41.186 +67 50 09.96 V C57
2022-01-05 21:43:54 s 1 +24790.292 0 +389968.31 8390.0 C57
2022-01-05 22:23:54 S 06 56 32.842 +67 50 10.50 V C57
2022-01-05 22:23:54 s 1 +23361.730 0 +390261.42 8480.0 C57
2022-01-05 22:33:54 S 06 56 30.302 +67 50 11.72 V C57
2022-01-05 22:33:54 s 1 +23004.415 0 +390332.39 8550.0 C57
2022-01-05 22:43:54 S 06 56 27.478 +67 50 15.58 V C57
2022-01-05 22:43:54 s 1 +22647.030 0 +390402.42 8620.0 C57
2022-01-05 23:13:54 S 06 56 20.834 +67 50 19.07 V C57
2022-01-05 23:13:54 s 1 +21574.475 0 +390606.96 8880.0 C57
2022-01-06 04:33:54 S 06 55 09.046 +67 51 20.70 V C57
2022-01-06 04:33:54 s 1 +10102.220 0 +392270.70 7880.0 C57
2022-01-06 04:43:54 S 06 55 06.950 +67 51 20.09 V C57
2022-01-06 05:53:54 S 06 54 50.602 +67 51 36.76 V C57
2022-01-06 07:13:54 S 06 54 34.248 +67 51 46.66 V C57
2022-01-06 09:23:54 S 06 54 04.795 +67 52 06.38 V C57
2022-01-06 09:33:54 S 06 54 02.527 +67 52 10.60 V C57
2022-01-06 10:13:54 S 06 53 53.213 +67 52 11.32 V C57
2022-01-06 10:43:54 S 06 53 46.464 +67 52 23.34 V C57
2022-01-06 11:03:54 S 06 53 41.438 +67 52 22.01 V C57
2022-01-06 11:13:54 S 06 53 39.221 +67 52 21.94 V C57
2022-01-06 11:23:54 S 06 53 37.937 +67 52 27.95 V C57
2022-01-06 11:33:54 S 06 53 35.486 +67 52 26.98 V C57
2022-01-06 11:43:54 S 06 53 32.736 +67 52 27.12 V C57
2022-01-06 11:53:54 S 06 53 30.384 +67 52 27.91 V C57
2022-01-06 12:03:54 S 06 53 28.702 +67 52 29.71 V C57
2022-01-06 12:13:54 S 06 53 25.723 +67 52 30.90 V C57
2022-01-06 12:33:54 S 06 53 21.377 +67 52 29.14 V C57
2022-01-06 12:43:54 S 06 53 19.229 +67 52 34.61 V C57
2022-01-06 13:33:54 S 06 53 07.802 +67 52 47.32 V C57
2022-01-06 13:43:54 S 06 53 06.216 +67 52 42.28 V C57
2022-01-06 13:53:54 S 06 53 04.570 +67 52 44.80 V C57
2022-01-06 13:53:54 s 1 -10049.284 0 +392912.93 2600.0 C57
2022-01-06 14:03:54 S 06 53 02.412 +67 52 47.60 V C57
2022-01-06 14:03:54 s 1 -10409.280 0 +392898.22 7310.0 C57
2022-01-06 14:13:54 S 06 52 58.800 +67 52 48.97 V C57
2022-01-06 14:13:54 s 1 -10769.264 0 +392882.60 1680.0 C57
2022-01-06 15:53:54 S 06 52 36.566 +67 52 58.58 V C57
2022-01-06 15:53:54 s 1 -14368.302 0 +392675.97 5700.0 C57
2022-01-06 16:03:54 S 06 52 35.657 +67 53 03.16 V C57
2022-01-06 16:03:54 s 1 -14728.106 0 +392650.27 6050.0 C57
2022-01-06 16:13:54 S 06 52 31.994 +67 53 00.20 V C57
2022-01-06 16:13:54 s 1 -15087.889 0 +392623.64 6010.0 C57
2022-01-06 16:33:54 S 06 52 28.939 +67 53 03.77 V C57
2022-01-06 16:33:54 s 1 -15807.387 0 +392567.65 4740.0 C57
2022-01-06 17:13:54 S 06 52 18.965 +67 53 09.02 V C57
2022-01-06 17:13:54 s 1 -17246.087 0 +392444.65 7390.0 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)