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
2021-11-04 07:03:56 S 09 09 09.595 +19 32 17.66 V C57
2021-11-04 07:03:56 s 1 -159123.06 3 +204753.65 7760.0 C57
2021-11-04 07:13:56 S 09 09 09.912 +19 32 41.28 V C57
2021-11-04 07:13:56 s 1 -159264.63 5 +204092.64 2140.0 C57
2021-11-04 07:23:56 S 09 09 10.142 +19 33 04.75 V C57
2021-11-04 07:23:56 s 1 -159404.97 6 +203430.06 1950.0 C57
2021-11-04 07:33:56 S 09 09 10.320 +19 33 31.68 V C57
2021-11-04 07:33:56 s 1 -159544.08 0 +202765.91 7180.0 C57
2021-11-04 07:43:56 S 09 09 10.510 +19 33 58.64 V C57
2021-11-04 07:43:56 s 1 -159681.93 9 +202100.18 7800.0 C57
2021-11-04 07:53:56 S 09 09 10.706 +19 34 21.04 V C57
2021-11-04 07:53:56 s 1 -159818.54 6 +201432.89 3790.0 C57
2021-11-04 08:03:56 S 09 09 11.138 +19 34 47.35 V C57
2021-11-04 08:03:56 s 1 -159953.89 6 +200764.02 5120.0 C57
2021-11-04 08:13:56 S 09 09 11.071 +19 35 08.05 V C57
2021-11-04 08:13:56 s 1 -160087.98 0 +200093.57 1760.0 C57
2021-11-04 08:23:56 S 09 09 11.405 +19 35 39.73 V C57
2021-11-04 08:23:56 s 1 -160220.79 1 +199421.55 3680.0 C57
2021-11-04 08:33:56 S 09 09 11.767 +19 36 00.54 V C57
2021-11-04 08:33:56 s 1 -160352.32 3 +198747.94 880.0 C57
2021-11-04 08:43:56 S 09 09 11.969 +19 36 26.14 V C57
2021-11-04 08:43:56 s 1 -160482.56 9 +198072.74 3310.0 C57
2021-11-04 08:53:56 S 09 09 12.103 +19 36 47.56 V C57
2021-11-04 08:53:56 s 1 -160611.52 1 +197395.96 940.0 C57
2021-11-04 09:03:56 S 09 09 12.338 +19 37 17.18 V C57
2021-11-04 09:03:56 s 1 -160739.17 2 +196717.59 3770.0 C57
2021-11-04 09:13:56 S 09 09 12.528 +19 37 40.66 V C57
2021-11-04 09:13:56 s 1 -160865.51 4 +196037.63 1750.0 C57
2021-11-04 09:23:56 S 09 09 12.962 +19 38 05.71 V C57
2021-11-04 09:23:56 s 1 -160990.54 0 +195356.08 4860.0 C57
2021-11-04 09:33:56 S 09 09 13.087 +19 38 30.26 V C57
2021-11-04 09:33:56 s 1 -161114.24 4 +194672.93 3080.0 C57
2021-11-04 09:43:56 S 09 09 13.178 +19 38 57.08 V C57
2021-11-04 09:43:56 s 1 -161236.61 6 +193988.18 6380.0 C57
2021-11-04 09:53:56 S 09 09 13.373 +19 39 18.86 V C57
2021-11-04 09:53:56 s 1 -161357.65 1 +193301.83 4720.0 C57
2021-11-04 10:03:56 S 09 09 13.642 +19 39 43.34 V C57
2021-11-04 10:03:56 s 1 -161477.33 9 +192613.88 8080.0 C57
2021-11-04 10:13:56 S 09 09 13.949 +19 40 11.46 V C57
2021-11-04 10:13:56 s 1 -161595.67 5 +191924.32 6440.0 C57
2021-11-04 10:23:56 S 09 09 14.028 +19 40 33.67 V C57
2021-11-04 10:23:56 s 1 -161712.64 9 +191233.16 9770.0 C57
2021-11-04 10:33:56 S 09 09 13.913 +19 41 00.96 V C57
2021-11-04 10:33:56 s 1 -161828.25 4 +190540.38 8030.0 C57
2021-11-04 10:43:56 S 09 09 14.460 +19 41 25.44 V C57
2021-11-04 10:43:56 s 1 -161942.48 2 +189846.00 1210.0 C57
2021-11-04 10:53:56 S 09 09 14.650 +19 41 53.41 V C57
2021-11-04 10:53:56 s 1 -162055.32 5 +189150.00 9260.0 C57
2021-11-04 11:03:56 S 09 09 14.880 +19 42 15.30 V C57
2021-11-04 11:03:56 s 1 -162166.77 6 +188452.39 2170.0 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)