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
2019-12-22 10:44:24 s 1 -185707.73 7 +149752.71 7320.0 C57
2019-12-22 11:14:24 S 06 12 35.587 +65 04 13.40 V C57
2019-12-22 11:14:24 s 1 -185423.67 6 +147472.58 6400.0 C57
2019-12-22 11:44:24 S 06 12 27.718 +65 04 22.55 V C57
2019-12-22 11:44:24 s 1 -185122.14 7 +145178.64 790.0 C57
2019-12-22 12:14:24 S 06 12 20.110 +65 04 34.21 V C57
2019-12-22 12:14:24 s 1 -184802.81 7 +142870.81 9750.0 C57
2019-12-22 14:14:24 S 06 11 48.463 +65 05 13.38 V C57
2019-12-22 14:14:24 s 1 -183340.51 2 +133499.26 6040.0 C57
2019-12-22 14:44:24 S 06 11 40.798 +65 05 22.99 V C57
2019-12-22 14:44:24 s 1 -182926.85 2 +131120.99 6180.0 C57
2019-12-22 15:14:24 S 06 11 32.734 +65 05 31.45 V C57
2019-12-22 15:14:24 s 1 -182493.18 2 +128728.43 6040.0 C57
2019-12-22 15:44:24 S 06 11 25.349 +65 05 42.50 V C57
2019-12-22 15:44:24 s 1 -182039.09 5 +126321.53 4730.0 C57
2019-12-22 16:14:24 S 06 11 17.323 +65 05 52.04 V C57
2019-12-22 16:14:24 s 1 -181564.17 0 +123900.23 1300.0 C57
2019-12-22 16:44:24 S 06 11 09.749 +65 06 03.02 V C57
2019-12-22 16:44:24 s 1 -181067.97 0 +121464.47 4790.0 C57
2019-12-22 17:14:24 S 06 11 02.177 +65 06 10.73 V C57
2019-12-22 17:14:24 s 1 -180550.04 8 +119014.18 4220.0 C57
2019-12-22 17:44:24 S 06 10 54.514 +65 06 19.01 V C57
2019-12-22 17:44:24 s 1 -180009.94 0 +116549.32 8540.0 C57
2019-12-22 18:14:24 S 06 10 46.445 +65 06 30.24 V C57
2019-12-22 18:14:24 s 1 -179447.16 6 +114069.83 6700.0 C57
2019-12-22 18:44:24 S 06 10 39.161 +65 06 37.51 V C57
2019-12-22 18:44:24 s 1 -178861.23 3 +111575.67 7580.0 C57
2019-12-22 19:14:24 S 06 10 31.231 +65 06 45.43 V C57
2019-12-22 19:14:24 s 1 -178251.62 8 +109066.78 60.0 C57
2019-12-22 19:44:24 S 06 10 23.690 +65 06 56.02 V C57
2019-12-22 19:44:24 s 1 -177617.82 3 +106543.13 2950.0 C57
2019-12-22 20:14:24 S 06 10 15.893 +65 07 03.18 V C57
2019-12-22 20:14:24 s 1 -176959.27 1 +104004.67 5030.0 C57
2019-12-22 20:44:24 S 06 10 08.683 +65 07 12.00 V C57
2019-12-22 20:44:24 s 1 -176275.40 6 +101451.37 5020.0 C57
2019-12-22 21:14:24 S 06 10 00.821 +65 07 20.57 V C57
2019-12-22 21:14:24 s 1 -175565.64 3 +98883.208 1620.0 C57
2019-12-22 21:44:24 S 06 09 52.956 +65 07 29.39 V C57
2019-12-22 21:44:24 s 1 -174829.37 5 +96300.144 3450.0 C57
2019-12-22 22:14:24 S 06 09 46.092 +65 07 31.26 V C57
2019-12-22 22:14:24 s 1 -174065.97 4 +93702.164 9110.0 C57
2019-12-22 23:14:24 S 06 09 30.254 +65 07 52.07 V C57
2019-12-22 23:14:24 s 1 -172455.14 3 +88461.414 5950.0 C57
2019-12-22 23:44:24 S 06 09 22.956 +65 08 00.56 V C57
2019-12-22 23:44:24 s 1 -171606.34 0 +85818.638 4020.0 C57
2019-12-23 00:14:24 S 06 09 15.494 +65 08 07.94 V C57
2019-12-23 00:14:24 s 1 -170727.65 2 +83160.939 9690.0 C57
2019-12-23 00:44:24 S 06 09 07.752 +65 08 16.58 V C57
2019-12-23 00:44:24 s 1 -169818.32 6 +80488.335 1230.0 C57
2019-12-23 01:14:24 S 06 09 00.564 +65 08 23.42 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)