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
2021-10-23 10:03:57 S 08 58 24.787 +07 38 48.66 V C57
2021-10-23 10:03:57 s 1 -169214.87 4 +86591.923 7790.0 C57
2021-10-23 10:13:57 S 08 58 24.658 +07 39 17.28 V C57
2021-10-23 10:13:57 s 1 -169058.24 7 +85696.729 900.0 C57
2021-10-23 10:43:57 S 08 58 25.805 +07 40 23.41 V C57
2021-10-23 10:43:57 s 1 -168569.64 5 +83001.680 4910.0 C57
2021-10-23 11:53:57 S 08 58 28.310 +07 43 18.48 V C57
2021-10-23 11:53:57 s 1 -167317.42 3 +76658.529 3000.0 C57
2021-10-23 12:03:57 S 08 58 28.663 +07 43 46.24 V C57
2021-10-23 12:03:57 s 1 -167125.36 8 +75746.179 2540.0 C57
2021-10-23 12:23:57 S 08 58 28.867 +07 44 31.24 V C57
2021-10-23 12:23:57 s 1 -166731.13 8 +73916.890 6350.0 C57
2021-10-23 12:33:57 S 08 58 29.323 +07 44 59.17 V C57
2021-10-23 12:33:57 s 1 -166528.91 2 +72999.962 450.0 C57
2021-10-23 12:43:57 S 08 58 29.681 +07 45 15.08 V C57
2021-10-23 12:43:57 s 1 -166323.24 6 +72081.519 2570.0 C57
2021-10-23 12:53:57 S 08 58 29.647 +07 45 48.10 V C57
2021-10-23 12:53:57 s 1 -166114.11 3 +71161.567 2610.0 C57
2021-10-23 13:23:57 S 08 58 30.034 +07 47 10.68 V C57
2021-10-23 13:23:57 s 1 -165465.65 2 +68392.723 9400.0 C57
2021-10-23 13:33:57 S 08 58 31.375 +07 47 20.72 V C57
2021-10-23 13:33:57 s 1 -165242.38 9 +67466.800 260.0 C57
2021-10-23 13:43:57 S 08 58 31.157 +07 47 53.05 V C57
2021-10-23 13:43:57 s 1 -165015.52 7 +66539.401 8580.0 C57
2021-10-23 13:53:57 S 08 58 31.670 +07 48 17.24 V C57
2021-10-23 13:53:57 s 1 -164785.03 7 +65610.533 4290.0 C57
2021-10-23 14:03:57 S 08 58 32.107 +07 48 36.86 V C57
2021-10-23 14:03:57 s 1 -164550.89 3 +64680.204 7280.0 C57
2021-10-23 14:24:52 C 08 58 47.08 +07 51 02.2 V T05
2021-10-23 14:34:09 C 08 58 47.37 +07 51 25.2 V T05
2021-10-23 14:38:46 C 08 58 47.53 +07 51 36.6 V T05
2021-10-23 14:43:57 S 08 58 32.179 +07 50 10.39 V C57
2021-10-23 14:43:57 s 1 -163577.20 8 +60944.430 200.0 C57
2021-10-23 15:03:57 S 08 58 33.348 +07 51 08.78 V C57
2021-10-23 15:03:57 s 1 -163067.69 9 +59067.984 2870.0 C57
2021-10-23 15:07:57 C 08 58 48.51 +07 52 48.9 V T05
2021-10-23 15:13:57 S 08 58 33.667 +07 51 26.21 V C57
2021-10-23 15:13:57 s 1 -162807.17 6 +58127.653 4150.0 C57
2021-10-23 15:23:57 S 08 58 33.790 +07 51 56.38 V C57
2021-10-23 15:23:57 s 1 -162542.76 7 +57185.927 1940.0 C57
2021-10-23 15:33:57 S 08 58 34.212 +07 52 20.57 V C57
2021-10-23 15:33:57 s 1 -162274.44 2 +56242.818 6120.0 C57
2021-10-23 15:43:57 S 08 58 34.711 +07 52 44.83 V C57
2021-10-23 15:43:57 s 1 -162002.17 0 +55298.335 6600.0 C57
2021-10-23 15:53:57 S 08 58 34.834 +07 53 08.30 V C57
2021-10-23 15:53:57 s 1 -161725.92 1 +54352.488 3270.0 C57
2021-10-23 16:03:57 S 08 58 34.906 +07 53 34.58 V C57
2021-10-23 16:03:57 s 1 -161445.66 4 +53405.288 6020.0 C57
2021-10-23 16:13:57 S 08 58 35.278 +07 53 59.39 V C57
2021-10-23 16:13:57 s 1 -161161.36 7 +52456.746 4750.0 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)