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
2021-11-05 00:03:56 S 09 09 30.372 +20 14 37.75 V C57
2021-11-05 00:03:56 s 1 -165791.18 5 +128876.67 7040.0 C57
2021-11-05 00:13:56 S 09 09 31.109 +20 14 58.88 V C57
2021-11-05 00:13:56 s 1 -165760.88 0 +128044.57 8330.0 C57
2021-11-05 00:33:56 S 09 09 31.320 +20 15 52.56 V C57
2021-11-05 00:33:56 s 1 -165693.34 9 +126375.03 5560.0 C57
2021-11-05 00:53:56 S 09 09 32.148 +20 16 40.55 V C57
2021-11-05 00:53:56 s 1 -165616.48 5 +124698.38 8600.0 C57
2021-11-05 01:13:56 S 09 09 32.246 +20 17 31.42 V C57
2021-11-05 01:13:56 s 1 -165530.15 8 +123014.62 6970.0 C57
2021-11-05 02:03:56 S 09 09 33.072 +20 19 35.29 V C57
2021-11-05 02:03:56 s 1 -165272.05 1 +118774.07 3060.0 C57
2021-11-05 02:23:56 S 09 09 33.922 +20 20 21.66 V C57
2021-11-05 02:23:56 s 1 -165151.53 2 +117065.36 6260.0 C57
2021-11-05 02:33:56 S 09 09 34.049 +20 20 51.14 V C57
2021-11-05 02:33:56 s 1 -165087.49 9 +116208.33 4060.0 C57
2021-11-05 02:53:56 S 09 09 34.006 +20 21 40.82 V C57
2021-11-05 02:53:56 s 1 -164951.79 7 +114488.92 1720.0 C57
2021-11-05 03:03:56 S 09 09 34.481 +20 22 09.88 V C57
2021-11-05 03:03:56 s 1 -164880.09 1 +113626.54 1440.0 C57
2021-11-05 04:23:56 S 09 09 36.019 +20 25 20.14 V C57
2021-11-05 04:23:56 s 1 -164211.42 2 +106663.16 1890.0 C57
2021-11-05 06:03:56 S 09 09 38.302 +20 29 31.49 V C57
2021-11-05 06:03:56 s 1 -163126.64 7 +97798.361 5610.0 C57
2021-11-05 06:13:56 S 09 09 38.143 +20 29 53.09 V C57
2021-11-05 06:13:56 s 1 -163002.22 5 +96902.092 2780.0 C57
2021-11-05 06:53:56 S 09 09 39.403 +20 31 31.04 V C57
2021-11-05 06:53:56 s 1 -162474.43 1 +93299.283 1680.0 C57
2021-11-05 07:33:56 S 09 09 40.051 +20 33 17.71 V C57
2021-11-05 07:33:56 s 1 -161897.34 6 +89668.187 870.0 C57
2021-11-05 07:43:56 S 09 09 40.740 +20 33 43.56 V C57
2021-11-05 07:43:56 s 1 -161745.19 3 +88756.009 6940.0 C57
2021-11-05 08:03:56 S 09 09 40.810 +20 34 29.57 V C57
2021-11-05 08:03:56 s 1 -161431.25 6 +86926.386 4000.0 C57
2021-11-05 08:13:56 S 09 09 41.170 +20 34 57.61 V C57
2021-11-05 08:13:56 s 1 -161269.42 1 +86008.946 4800.0 C57
2021-11-05 08:23:56 S 09 09 40.769 +20 35 20.33 V C57
2021-11-05 08:23:56 s 1 -161104.30 8 +85089.759 3670.0 C57
2021-11-05 08:33:56 S 09 09 41.383 +20 35 39.37 V C57
2021-11-05 08:33:56 s 1 -160935.89 1 +84168.826 500.0 C57
2021-11-05 08:43:56 S 09 09 41.515 +20 36 11.02 V C57
2021-11-05 08:43:56 s 1 -160764.14 4 +83246.152 5210.0 C57
2021-11-05 08:53:56 S 09 09 41.419 +20 36 31.36 V C57
2021-11-05 08:53:56 s 1 -160589.03 9 +82321.740 7690.0 C57
2021-11-05 09:03:56 S 09 09 41.810 +20 36 59.51 V C57
2021-11-05 09:03:56 s 1 -160410.55 2 +81395.593 7870.0 C57
2021-11-05 09:13:56 S 09 09 42.197 +20 37 25.79 V C57
2021-11-05 09:13:56 s 1 -160228.65 3 +80467.716 5630.0 C57
2021-11-05 09:23:56 S 09 09 41.914 +20 37 47.64 V C57
2021-11-05 09:23:56 s 1 -160043.31 7 +79538.112 880.0 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)