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
2022-01-03 23:43:54 s 1 +117139.85 5 +332754.33 7520.0 C57
2022-01-04 00:03:55 S 07 07 04.882 +67 37 16.64 V C57
2022-01-04 00:03:55 s 1 +116542.99 2 +333442.77 7330.0 C57
2022-01-04 00:13:55 S 07 07 02.338 +67 37 23.56 V C57
2022-01-04 00:13:55 s 1 +116243.98 3 +333785.41 180.0 C57
2022-01-04 00:23:55 S 07 07 00.463 +67 37 25.39 V C57
2022-01-04 00:23:55 s 1 +115944.59 1 +334126.99 1670.0 C57
2022-01-04 00:33:54 S 07 06 58.361 +67 37 29.06 V C57
2022-01-04 00:33:54 s 1 +115644.82 5 +334467.54 1840.0 C57
2022-01-04 01:03:55 S 07 06 51.348 +67 37 38.89 V C57
2022-01-04 01:03:55 s 1 +114743.25 4 +335482.83 4260.0 C57
2022-01-04 01:13:54 S 07 06 49.013 +67 37 42.46 V C57
2022-01-04 01:13:54 s 1 +114441.97 9 +335819.15 9080.0 C57
2022-01-04 01:23:55 S 07 06 45.658 +67 37 44.44 V C57
2022-01-04 01:23:55 s 1 +114140.33 1 +336154.42 2570.0 C57
2022-01-04 01:33:55 S 07 06 45.089 +67 37 51.17 V C57
2022-01-04 01:33:55 s 1 +113838.31 9 +336488.67 4780.0 C57
2022-01-04 01:43:55 S 07 06 42.430 +67 37 50.09 V C57
2022-01-04 01:43:55 s 1 +113535.93 2 +336821.85 5670.0 C57
2022-01-04 01:53:55 S 07 06 39.358 +67 37 55.27 V C57
2022-01-04 01:53:55 s 1 +113233.17 7 +337153.98 5250.0 C57
2022-01-04 02:13:55 S 07 06 34.526 +67 38 00.92 V C57
2022-01-04 02:13:55 s 1 +112626.57 8 +337815.12 590.0 C57
2022-01-04 02:23:54 S 07 06 33.127 +67 38 03.37 V C57
2022-01-04 02:23:54 s 1 +112322.73 0 +338144.11 6320.0 C57
2022-01-04 02:33:55 S 07 06 30.374 +67 38 11.54 V C57
2022-01-04 02:33:55 s 1 +112018.52 7 +338472.08 810.0 C57
2022-01-04 02:43:54 S 07 06 27.442 +67 38 17.95 V C57
2022-01-04 02:43:54 s 1 +111713.95 8 +338798.99 4020.0 C57
2022-01-04 02:53:55 S 07 06 25.435 +67 38 20.69 V C57
2022-01-04 02:53:55 s 1 +111409.03 0 +339124.86 5960.0 C57
2022-01-04 03:03:55 S 07 06 23.863 +67 38 24.47 V C57
2022-01-04 03:03:55 s 1 +111103.75 2 +339449.70 6670.0 C57
2022-01-04 03:13:55 S 07 06 21.026 +67 38 26.38 V C57
2022-01-04 03:13:55 s 1 +110798.11 3 +339773.48 6120.0 C57
2022-01-04 03:23:55 S 07 06 18.826 +67 38 34.33 V C57
2022-01-04 03:23:55 s 1 +110492.12 0 +340096.22 4330.0 C57
2022-01-04 03:33:54 S 07 06 16.853 +67 38 34.69 V C57
2022-01-04 03:33:54 s 1 +110185.78 0 +340417.94 1330.0 C57
2022-01-04 03:43:55 S 07 06 15.290 +67 38 36.10 V C57
2022-01-04 03:43:55 s 1 +109879.08 4 +340738.61 7080.0 C57
2022-01-04 03:53:54 S 07 06 12.151 +67 38 39.66 V C57
2022-01-04 03:53:54 s 1 +109572.03 8 +341058.23 1610.0 C57
2022-01-04 04:03:55 S 07 06 10.102 +67 38 45.06 V C57
2022-01-04 04:03:55 s 1 +109264.65 0 +341376.83 4950.0 C57
2022-01-04 04:23:55 S 07 06 05.311 +67 38 50.21 V C57
2022-01-04 04:23:55 s 1 +108648.82 5 +342010.90 7970.0 C57
2022-01-04 04:33:55 S 07 06 02.659 +67 38 49.85 V C57
2022-01-04 04:33:55 s 1 +108340.40 2 +342326.40 7710.0 C57
2022-01-04 04:53:55 S 07 05 58.445 +67 39 02.38 V 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)