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 11:13:56 S 09 09 14.830 +19 42 41.54 V C57
2021-11-04 11:13:56 s 1 -162276.82 6 +187753.15 9890.0 C57
2021-11-04 11:23:56 S 09 09 15.406 +19 43 02.32 V C57
2021-11-04 11:23:56 s 1 -162385.46 8 +187052.30 2420.0 C57
2021-11-04 11:33:56 S 09 09 15.466 +19 43 31.01 V C57
2021-11-04 11:33:56 s 1 -162492.69 2 +186349.82 9700.0 C57
2021-11-04 11:43:56 S 09 09 15.706 +19 43 54.08 V C57
2021-11-04 11:43:56 s 1 -162598.49 1 +185645.72 1720.0 C57
2021-11-04 11:53:56 S 09 09 16.020 +19 44 16.48 V C57
2021-11-04 11:53:56 s 1 -162702.85 7 +184939.99 8440.0 C57
2021-11-04 12:03:56 S 09 09 15.830 +19 44 46.10 V C57
2021-11-04 12:03:56 s 1 -162805.78 2 +184232.62 9840.0 C57
2021-11-04 12:13:56 S 09 09 16.375 +19 45 10.40 V C57
2021-11-04 12:13:56 s 1 -162907.25 6 +183523.63 5880.0 C57
2021-11-04 12:23:56 S 09 09 16.490 +19 45 34.16 V C57
2021-11-04 12:23:56 s 1 -163007.27 1 +182813.00 6530.0 C57
2021-11-04 12:33:56 S 09 09 16.790 +19 45 59.76 V C57
2021-11-04 12:33:56 s 1 -163105.82 0 +182100.74 1770.0 C57
2021-11-04 12:43:56 S 09 09 16.891 +19 46 23.41 V C57
2021-11-04 12:43:56 s 1 -163202.89 3 +181386.83 1550.0 C57
2021-11-04 12:53:56 S 09 09 16.843 +19 46 51.06 V C57
2021-11-04 12:53:56 s 1 -163298.44 4 +180671.29 5900.0 C57
2021-11-04 13:03:56 S 09 09 17.450 +19 47 14.68 V C57
2021-11-04 13:03:56 s 1 -163390.70 5 +179954.36 6820.0 C57
2021-11-04 13:13:56 S 09 09 17.674 +19 47 38.58 V C57
2021-11-04 13:13:56 s 1 -163483.40 9 +179235.51 9940.0 C57
2021-11-04 13:23:56 S 09 09 17.650 +19 48 05.98 V C57
2021-11-04 13:23:56 s 1 -163574.48 9 +178515.02 7600.0 C57
2021-11-04 13:33:56 S 09 09 17.834 +19 48 28.66 V C57
2021-11-04 13:33:56 s 1 -163664.04 9 +177792.89 9660.0 C57
2021-11-04 13:43:56 S 09 09 18.242 +19 48 55.44 V C57
2021-11-04 13:43:56 s 1 -163752.08 1 +177069.10 6080.0 C57
2021-11-04 13:53:56 S 09 09 18.408 +19 49 17.58 V C57
2021-11-04 13:53:56 s 1 -163838.57 4 +176343.66 6820.0 C57
2021-11-04 14:03:56 S 09 09 18.766 +19 49 43.43 V C57
2021-11-04 14:03:56 s 1 -163923.52 0 +175616.56 1850.0 C57
2021-11-04 14:13:56 S 09 09 18.886 +19 50 07.48 V C57
2021-11-04 14:13:56 s 1 -164006.91 0 +174887.80 1140.0 C57
2021-11-04 14:23:56 S 09 09 19.087 +19 50 35.66 V C57
2021-11-04 14:23:56 s 1 -164088.73 4 +174157.38 4650.0 C57
2021-11-04 14:33:56 S 09 09 19.217 +19 50 59.14 V C57
2021-11-04 14:33:56 s 1 -164168.98 3 +173425.29 2360.0 C57
2021-11-04 14:43:56 S 09 09 19.418 +19 51 24.23 V C57
2021-11-04 14:43:56 s 1 -164247.64 8 +172691.54 4220.0 C57
2021-11-04 14:53:56 S 09 09 19.730 +19 51 48.20 V C57
2021-11-04 14:53:56 s 1 -164324.71 8 +171956.12 200.0 C57
2021-11-04 15:03:56 S 09 09 20.028 +19 52 11.32 V C57
2021-11-04 15:03:56 s 1 -164400.18 5 +171219.02 260.0 C57
2021-11-04 15:13:56 S 09 09 20.074 +19 52 37.24 V C57
2021-11-04 15:13:56 s 1 -164474.03 9 +170480.26 4380.0 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)