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
2021-11-12 14:33:55 S 09 15 35.921 +28 06 07.34 V C57
2021-11-12 14:33:55 s 1 +41750.869 0 +374162.72 8380.0 C57
2021-11-12 14:43:56 S 09 15 36.010 +28 06 34.74 V C57
2021-11-12 14:43:56 s 1 +41401.831 0 +374265.22 5890.0 C57
2021-11-12 14:53:55 S 09 15 36.358 +28 06 58.57 V C57
2021-11-12 14:53:55 s 1 +41052.681 0 +374366.72 3100.0 C57
2021-11-12 15:03:56 S 09 15 36.509 +28 07 22.04 V C57
2021-11-12 15:03:56 s 1 +40703.420 0 +374467.22 30.0 C57
2021-11-12 15:13:56 S 09 15 36.629 +28 07 50.56 V C57
2021-11-12 15:13:56 s 1 +40354.050 0 +374566.71 6660.0 C57
2021-11-12 15:23:56 S 09 15 36.876 +28 08 17.74 V C57
2021-11-12 15:23:56 s 1 +40004.570 0 +374665.21 3020.0 C57
2021-11-12 15:33:56 S 09 15 37.152 +28 08 43.69 V C57
2021-11-12 15:33:56 s 1 +39654.983 0 +374762.70 9090.0 C57
2021-11-12 15:43:56 S 09 15 37.226 +28 09 06.77 V C57
2021-11-12 15:43:56 s 1 +39305.288 0 +374859.20 4890.0 C57
2021-11-12 15:53:56 S 09 15 37.349 +28 09 36.43 V C57
2021-11-12 15:53:56 s 1 +38955.488 0 +374954.69 410.0 C57
2021-11-12 16:03:55 S 09 15 37.519 +28 10 00.30 V C57
2021-11-12 16:03:55 s 1 +38605.583 0 +375049.18 5670.0 C57
2021-11-12 16:13:56 S 09 15 37.596 +28 10 22.80 V C57
2021-11-12 16:13:56 s 1 +38255.573 0 +375142.68 660.0 C57
2021-11-12 16:23:55 S 09 15 37.699 +28 10 51.35 V C57
2021-11-12 16:23:55 s 1 +37905.461 0 +375235.17 5390.0 C57
2021-11-12 16:33:56 S 09 15 37.985 +28 11 17.16 V C57
2021-11-12 16:33:56 s 1 +37555.246 0 +375326.67 9860.0 C57
2021-11-12 16:43:56 S 09 15 38.086 +28 11 39.59 V C57
2021-11-12 16:43:56 s 1 +37204.931 0 +375417.16 4070.0 C57
2021-11-12 16:53:56 S 09 15 38.578 +28 12 11.81 V C57
2021-11-12 16:53:56 s 1 +36854.515 0 +375506.66 8040.0 C57
2021-11-12 17:03:56 S 09 15 38.722 +28 12 33.88 V C57
2021-11-12 17:03:56 s 1 +36504.000 0 +375595.16 1760.0 C57
2021-11-12 17:13:56 S 09 15 38.563 +28 12 56.16 V C57
2021-11-12 17:13:56 s 1 +36153.387 0 +375682.65 5230.0 C57
2021-11-12 17:23:56 S 09 15 39.178 +28 13 27.59 V C57
2021-11-12 17:23:56 s 1 +35802.677 0 +375769.15 8470.0 C57
2021-11-12 17:33:55 S 09 15 38.945 +28 13 55.49 V C57
2021-11-12 17:33:55 s 1 +35451.871 0 +375854.65 1470.0 C57
2021-11-12 17:43:56 S 09 15 39.199 +28 14 22.63 V C57
2021-11-12 17:43:56 s 1 +35100.970 0 +375939.16 4230.0 C57
2021-11-12 18:03:56 S 09 15 40.094 +28 15 13.28 V C57
2021-11-12 18:03:56 s 1 +34398.885 0 +376105.17 9080.0 C57
2021-11-12 18:53:56 S 09 15 40.490 +28 17 21.08 V C57
2021-11-12 18:53:56 s 1 +32642.075 0 +376502.73 7400.0 C57
2021-11-12 19:03:55 S 09 15 40.668 +28 17 49.16 V C57
2021-11-12 19:03:55 s 1 +32290.447 0 +376579.25 8440.0 C57
2021-11-12 19:13:56 S 09 15 40.596 +28 18 15.66 V C57
2021-11-12 19:13:56 s 1 +31938.732 0 +376654.77 9280.0 C57
2021-11-12 19:23:55 S 09 15 41.011 +28 18 41.36 V C57
2021-11-12 19:23:55 s 1 +31586.932 0 +376729.29 9920.0 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)