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
2022-01-05 01:33:55 s 1 +67185.156 0 +374008.86 7750.0 C57
2022-01-05 01:43:54 S 07 01 13.502 +67 45 26.14 V C57
2022-01-05 01:43:54 s 1 +66843.628 0 +374197.76 550.0 C57
2022-01-05 01:53:55 S 07 01 11.326 +67 45 30.02 V C57
2022-01-05 01:53:55 s 1 +66501.912 0 +374385.70 2830.0 C57
2022-01-05 02:23:54 S 07 01 05.009 +67 45 36.00 V C57
2022-01-05 02:23:54 s 1 +65475.659 0 +374943.75 6560.0 C57
2022-01-05 03:03:55 S 07 00 55.169 +67 45 45.94 V C57
2022-01-05 03:03:55 s 1 +64104.773 0 +375674.36 4460.0 C57
2022-01-05 03:23:55 S 07 00 51.010 +67 45 54.68 V C57
2022-01-05 03:23:55 s 1 +63418.252 0 +376033.88 450.0 C57
2022-01-05 03:33:54 S 07 00 49.130 +67 45 54.40 V C57
2022-01-05 03:33:54 s 1 +63074.730 0 +376212.21 7730.0 C57
2022-01-05 04:23:54 S 07 00 37.795 +67 46 09.48 V C57
2022-01-05 04:23:54 s 1 +61354.497 0 +377089.43 7050.0 C57
2022-01-05 04:33:55 S 07 00 33.948 +67 46 13.62 V C57
2022-01-05 04:33:55 s 1 +61009.938 0 +377262.01 1540.0 C57
2022-01-05 04:43:54 S 07 00 32.942 +67 46 14.27 V C57
2022-01-05 04:43:54 s 1 +60665.207 0 +377433.62 5580.0 C57
2022-01-05 05:23:54 S 07 00 23.587 +67 46 22.08 V C57
2022-01-05 05:23:54 s 1 +59284.613 0 +378110.49 7310.0 C57
2022-01-05 05:33:54 S 07 00 21.682 +67 46 26.11 V C57
2022-01-05 05:33:54 s 1 +58939.054 0 +378277.33 9170.0 C57
2022-01-05 05:43:54 S 07 00 18.778 +67 46 29.71 V C57
2022-01-05 05:43:54 s 1 +58593.329 0 +378443.21 600.0 C57
2022-01-05 05:53:54 S 07 00 16.519 +67 46 30.90 V C57
2022-01-05 05:53:54 s 1 +58247.441 0 +378608.12 1600.0 C57
2022-01-05 06:23:54 S 07 00 10.423 +67 46 42.10 V C57
2022-01-05 06:23:54 s 1 +57208.818 0 +379097.15 2160.0 C57
2022-01-05 07:33:55 S 06 59 54.617 +67 46 57.50 V C57
2022-01-05 07:33:55 s 1 +54779.875 0 +380204.89 9600.0 C57
2022-01-05 07:43:54 S 06 59 51.355 +67 47 01.36 V C57
2022-01-05 07:43:54 s 1 +54432.269 0 +380359.32 6280.0 C57
2022-01-05 07:53:54 S 06 59 49.488 +67 47 00.56 V C57
2022-01-05 07:53:54 s 1 +54084.512 0 +380512.80 2590.0 C57
2022-01-05 08:03:54 S 06 59 46.817 +67 47 02.94 V C57
2022-01-05 08:03:54 s 1 +53736.609 0 +380665.35 8550.0 C57
2022-01-05 08:13:54 S 06 59 44.602 +67 47 03.70 V C57
2022-01-05 08:13:54 s 1 +53388.555 0 +380816.94 4140.0 C57
2022-01-05 08:33:54 S 06 59 40.349 +67 47 09.20 V C57
2022-01-05 08:33:54 s 1 +52692.008 0 +381117.27 4260.0 C57
2022-01-05 08:43:54 S 06 59 38.582 +67 47 13.16 V C57
2022-01-05 08:43:54 s 1 +52343.514 0 +381266.00 8800.0 C57
2022-01-05 08:53:54 S 06 59 35.969 +67 47 20.11 V C57
2022-01-05 08:53:54 s 1 +51994.876 0 +381413.79 2990.0 C57
2022-01-05 09:03:55 S 06 59 34.200 +67 47 19.46 V C57
2022-01-05 09:03:55 s 1 +51646.097 0 +381560.64 6860.0 C57
2022-01-05 09:13:54 S 06 59 31.010 +67 47 23.17 V C57
2022-01-05 09:13:54 s 1 +51297.173 0 +381706.53 380.0 C57
2022-01-05 09:23:54 S 06 59 29.590 +67 47 21.98 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)