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
2021-10-30 10:03:57 S 09 05 54.677 +14 40 14.95 V C57
2021-10-30 10:03:57 s 1 +62080.067 0 +362133.38 7690.0 C57
2021-10-30 10:13:57 S 09 05 54.919 +14 40 40.22 V C57
2021-10-30 10:13:57 s 1 +61728.796 0 +362289.57 1450.0 C57
2021-10-30 10:23:57 S 09 05 55.313 +14 41 05.75 V C57
2021-10-30 10:23:57 s 1 +61377.357 0 +362444.71 4720.0 C57
2021-10-30 10:33:57 S 09 05 55.726 +14 41 33.79 V C57
2021-10-30 10:33:57 s 1 +61025.750 0 +362598.79 7490.0 C57
2021-10-30 10:43:57 S 09 05 56.042 +14 41 56.08 V C57
2021-10-30 10:43:57 s 1 +60673.977 0 +362751.82 9770.0 C57
2021-10-30 10:53:57 S 09 05 56.398 +14 42 19.94 V C57
2021-10-30 10:53:57 s 1 +60322.040 0 +362903.79 1580.0 C57
2021-10-30 11:03:57 S 09 05 56.810 +14 42 43.49 V C57
2021-10-30 11:03:57 s 1 +59969.938 0 +363054.72 2900.0 C57
2021-10-30 11:13:57 S 09 05 57.103 +14 43 12.04 V C57
2021-10-30 11:13:57 s 1 +59617.673 0 +363204.59 3740.0 C57
2021-10-30 11:23:57 S 09 05 57.305 +14 43 36.88 V C57
2021-10-30 11:23:57 s 1 +59265.247 0 +363353.42 4110.0 C57
2021-10-30 11:33:57 S 09 05 57.722 +14 44 01.61 V C57
2021-10-30 11:33:57 s 1 +58912.661 0 +363501.19 4010.0 C57
2021-10-30 11:43:57 S 09 05 58.121 +14 44 23.82 V C57
2021-10-30 11:43:57 s 1 +58559.915 0 +363647.91 3450.0 C57
2021-10-30 11:53:57 S 09 05 58.486 +14 44 51.00 V C57
2021-10-30 11:53:57 s 1 +58207.011 0 +363793.58 2430.0 C57
2021-10-30 12:03:57 S 09 05 58.930 +14 45 16.99 V C57
2021-10-30 12:03:57 s 1 +57853.951 0 +363938.21 950.0 C57
2021-10-30 12:13:57 S 09 05 59.242 +14 45 39.06 V C57
2021-10-30 12:13:57 s 1 +57500.734 0 +364081.78 9010.0 C57
2021-10-30 12:23:57 S 09 05 59.561 +14 46 05.95 V C57
2021-10-30 12:23:57 s 1 +57147.363 0 +364224.30 6630.0 C57
2021-10-30 12:33:57 S 09 05 59.813 +14 46 29.17 V C57
2021-10-30 12:33:57 s 1 +56793.838 0 +364365.77 3810.0 C57
2021-10-30 12:43:57 S 09 06 00.374 +14 46 54.37 V C57
2021-10-30 12:43:57 s 1 +56440.160 0 +364506.20 540.0 C57
2021-10-30 12:53:57 S 09 06 00.475 +14 47 18.35 V C57
2021-10-30 12:53:57 s 1 +56086.332 0 +364645.58 6830.0 C57
2021-10-30 13:03:57 S 09 06 00.778 +14 47 44.59 V C57
2021-10-30 13:03:57 s 1 +55732.353 0 +364783.90 2690.0 C57
2021-10-30 13:13:57 S 09 06 01.270 +14 48 07.49 V C57
2021-10-30 13:13:57 s 1 +55378.225 0 +364921.19 8130.0 C57
2021-10-30 13:23:57 S 09 06 01.507 +14 48 33.05 V C57
2021-10-30 13:23:57 s 1 +55023.949 0 +365057.42 3130.0 C57
2021-10-30 13:33:57 S 09 06 01.975 +14 49 00.12 V C57
2021-10-30 13:33:57 s 1 +54669.526 0 +365192.60 7720.0 C57
2021-10-30 13:43:57 S 09 06 02.251 +14 49 24.17 V C57
2021-10-30 13:43:57 s 1 +54314.958 0 +365326.74 1880.0 C57
2021-10-30 13:53:57 S 09 06 02.347 +14 49 48.00 V C57
2021-10-30 13:53:57 s 1 +53960.245 0 +365459.83 5640.0 C57
2021-10-30 14:03:57 S 09 06 02.940 +14 50 09.85 V C57
2021-10-30 14:03:57 s 1 +53605.389 0 +365591.88 8980.0 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)