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 01:23:57 S 09 05 36.271 +14 18 34.52 V C57
2021-10-30 01:23:57 s 1 +80084.449 0 +352552.48 5990.0 C57
2021-10-30 01:33:57 S 09 05 36.922 +14 19 03.14 V C57
2021-10-30 01:33:57 s 1 +79743.594 0 +352763.89 1270.0 C57
2021-10-30 01:53:57 S 09 05 37.253 +14 19 55.13 V C57
2021-10-30 01:53:57 s 1 +79061.190 0 +353183.51 9700.0 C57
2021-10-30 02:03:57 S 09 05 38.150 +14 20 09.38 V C57
2021-10-30 02:03:57 s 1 +78719.642 0 +353391.71 2850.0 C57
2021-10-30 02:13:57 S 09 05 38.203 +14 20 46.00 V C57
2021-10-30 02:13:57 s 1 +78377.867 0 +353598.84 5300.0 C57
2021-10-30 02:23:57 S 09 05 38.395 +14 21 05.72 V C57
2021-10-30 02:23:57 s 1 +78035.865 0 +353804.90 7050.0 C57
2021-10-30 02:33:57 S 09 05 38.933 +14 21 30.67 V C57
2021-10-30 02:33:57 s 1 +77693.637 0 +354009.88 8110.0 C57
2021-10-30 02:43:57 S 09 05 39.058 +14 21 57.56 V C57
2021-10-30 02:43:57 s 1 +77351.185 0 +354213.80 8480.0 C57
2021-10-30 02:53:57 S 09 05 39.636 +14 22 23.48 V C57
2021-10-30 02:53:57 s 1 +77008.509 0 +354416.65 8170.0 C57
2021-10-30 03:03:57 S 09 05 40.025 +14 22 48.11 V C57
2021-10-30 03:03:57 s 1 +76665.612 0 +354618.44 7170.0 C57
2021-10-30 03:13:57 S 09 05 40.402 +14 23 12.88 V C57
2021-10-30 03:13:57 s 1 +76322.495 0 +354819.15 5500.0 C57
2021-10-30 03:23:57 S 09 05 40.639 +14 23 37.57 V C57
2021-10-30 03:23:57 s 1 +75979.158 0 +355018.79 3160.0 C57
2021-10-30 03:33:57 S 09 05 40.752 +14 24 01.94 V C57
2021-10-30 03:33:57 s 1 +75635.603 0 +355217.37 150.0 C57
2021-10-30 03:43:57 S 09 05 41.479 +14 24 26.14 V C57
2021-10-30 03:43:57 s 1 +75291.831 0 +355414.88 6480.0 C57
2021-10-30 03:53:57 S 09 05 41.873 +14 24 51.34 V C57
2021-10-30 03:53:57 s 1 +74947.844 0 +355611.33 2150.0 C57
2021-10-30 04:13:57 S 09 05 42.041 +14 25 40.30 V C57
2021-10-30 04:13:57 s 1 +74259.228 0 +356001.02 1530.0 C57
2021-10-30 04:23:57 S 09 05 42.888 +14 26 04.96 V C57
2021-10-30 04:23:57 s 1 +73914.602 0 +356194.26 5250.0 C57
2021-10-30 04:33:57 S 09 05 43.325 +14 26 33.61 V C57
2021-10-30 04:33:57 s 1 +73569.766 0 +356386.45 8330.0 C57
2021-10-30 04:43:57 S 09 05 43.159 +14 26 55.82 V C57
2021-10-30 04:43:57 s 1 +73224.720 0 +356577.56 770.0 C57
2021-10-30 04:53:57 S 09 05 43.709 +14 27 26.60 V C57
2021-10-30 04:53:57 s 1 +72879.466 0 +356767.62 2580.0 C57
2021-10-30 05:03:57 S 09 05 44.064 +14 27 49.03 V C57
2021-10-30 05:03:57 s 1 +72534.005 0 +356956.60 3760.0 C57
2021-10-30 05:13:57 S 09 05 44.357 +14 28 14.81 V C57
2021-10-30 05:13:57 s 1 +72188.339 0 +357144.53 4310.0 C57
2021-10-30 05:23:57 S 09 05 44.518 +14 28 35.54 V C57
2021-10-30 05:23:57 s 1 +71842.469 0 +357331.39 4250.0 C57
2021-10-30 05:33:57 S 09 05 44.933 +14 29 01.25 V C57
2021-10-30 05:33:57 s 1 +71496.395 0 +357517.19 3570.0 C57
2021-10-30 05:43:57 S 09 05 45.804 +14 29 25.44 V C57
2021-10-30 05:43:57 s 1 +71150.120 0 +357701.93 2280.0 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)