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
2022-01-06 18:03:54 S 06 52 08.568 +67 53 12.73 V C57
2022-01-06 18:03:54 s 1 -19043.839 0 +392270.29 8820.0 C57
2022-01-06 18:23:54 S 06 52 03.749 +67 53 20.98 V C57
2022-01-06 18:23:54 s 1 -19762.724 0 +392194.12 8380.0 C57
2022-01-06 18:33:54 S 06 52 00.941 +67 53 21.23 V C57
2022-01-06 18:33:54 s 1 -20122.117 0 +392154.66 2490.0 C57
2022-01-06 18:43:54 S 06 51 58.704 +67 53 15.25 V C57
2022-01-06 18:43:54 s 1 -20481.475 0 +392114.29 6170.0 C57
2022-01-06 18:53:54 S 06 51 56.618 +67 53 21.37 V C57
2022-01-06 18:53:54 s 1 -20840.799 0 +392073.00 9390.0 C57
2022-01-06 19:13:54 S 06 51 53.340 +67 53 19.86 V C57
2022-01-06 19:13:54 s 1 -21559.336 0 +391987.67 4470.0 C57
2022-01-06 20:53:54 S 06 51 30.216 +67 53 35.81 V C57
2022-01-06 20:53:54 s 1 -25149.626 0 +391506.00 1580.0 C57
2022-01-06 21:13:54 S 06 51 26.033 +67 53 34.51 V C57
2022-01-06 21:13:54 s 1 -25867.156 0 +391398.67 5130.0 C57
2022-01-06 21:23:54 S 06 51 24.166 +67 53 36.96 V C57
2022-01-06 21:23:54 s 1 -26225.849 0 +391343.63 1150.0 C57
2022-01-06 21:33:54 S 06 51 21.730 +67 53 42.25 V C57
2022-01-06 21:33:54 s 1 -26584.494 0 +391287.67 6650.0 C57
2022-01-06 21:43:54 S 06 51 19.094 +67 53 45.92 V C57
2022-01-06 21:43:54 s 1 -26943.089 0 +391230.79 1640.0 C57
2022-01-06 21:53:54 S 06 51 16.747 +67 53 42.76 V C57
2022-01-06 21:53:54 s 1 -27301.633 0 +391172.99 6110.0 C57
2022-01-06 22:03:54 S 06 51 14.066 +67 53 48.37 V C57
2022-01-06 22:03:54 s 1 -27660.126 0 +391114.28 60.0 C57
2022-01-06 22:13:54 S 06 51 12.727 +67 53 49.31 V C57
2022-01-06 22:13:54 s 1 -28018.566 0 +391054.65 3480.0 C57
2022-01-06 22:43:54 S 06 51 05.962 +67 53 45.89 V C57
2022-01-06 22:43:54 s 1 -29093.565 0 +390870.26 540.0 C57
2022-01-06 23:13:54 S 06 50 59.366 +67 53 47.40 V C57
2022-01-06 23:13:54 s 1 -30168.062 0 +390677.62 2730.0 C57
2022-01-06 23:23:54 S 06 50 57.218 +67 53 52.69 V C57
2022-01-06 23:23:54 s 1 -30526.111 0 +390611.57 2350.0 C57
2022-01-06 23:53:54 S 06 50 49.694 +67 53 55.90 V C57
2022-01-06 23:53:54 s 1 -31599.902 0 +390407.91 7860.0 C57
2022-01-07 00:03:54 S 06 50 48.370 +67 53 53.81 V C57
2022-01-07 00:03:54 s 1 -31957.710 0 +390338.19 5230.0 C57
2022-01-07 00:13:54 S 06 50 45.958 +67 53 57.05 V C57
2022-01-07 00:13:54 s 1 -32315.455 0 +390267.55 2030.0 C57
2022-01-07 00:23:54 S 06 50 42.953 +67 53 58.56 V C57
2022-01-07 00:23:54 s 1 -32673.136 0 +390196.00 8250.0 C57
2022-01-07 00:33:54 S 06 50 41.683 +67 53 56.54 V C57
2022-01-07 00:33:54 s 1 -33030.753 0 +390123.52 3890.0 C57
2022-01-07 00:43:54 S 06 50 39.118 +67 54 00.04 V C57
2022-01-07 00:43:54 s 1 -33388.305 0 +390050.13 8940.0 C57
2022-01-07 00:53:54 S 06 50 37.063 +67 53 56.18 V C57
2022-01-07 00:53:54 s 1 -33745.790 0 +389975.82 3400.0 C57
2022-01-07 01:03:54 S 06 50 34.934 +67 54 01.08 V C57
2022-01-07 01:03:54 s 1 -34103.208 0 +389900.59 7270.0 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)