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
2023-11-03 13:01:20 C 09 16 01.668 +25 45 59.65 V T05
2023-11-03 13:05:32 C 09 16 01.903 +25 46 06.64 V T05
2023-11-03 13:13:29 C 09 16 02.407 +25 46 19.78 V T05
2023-11-03 13:27:52 C 09 16 03.266 +25 46 43.64 V T05
2023-11-07 12:15:12 C 09 21 48.679 +28 23 25.51 V 703
2023-11-07 12:21:08 C 09 21 49.014 +28 23 35.30 V 703
2023-11-07 12:27:04 C 09 21 49.324 +28 23 45.17 V 703
2023-11-07 12:33:00 C 09 21 49.662 +28 23 55.14 V 703
2023-11-07 20:35:00 S 09 22 17.10 +28 37 24.3 L C51
2023-11-08 02:47:14 S 09 22 38.61 +28 47 46.6 L C51
2023-11-08 05:53:32 S 09 22 49.40 +28 52 58.0 L C51
2023-11-08 07:26:30 S 09 22 54.68 +28 55 33.9 L C51
2023-11-08 07:26:41 S 09 22 54.74 +28 55 33.5 L C51
2023-11-08 10:32:48 S 09 23 05.40 +29 00 45.5 L C51
2023-11-08 11:00:28 C 09 23 07.962 +29 01 27.26 V 703
2023-11-08 11:09:09 C 09 23 08.401 +29 01 42.13 V 703
2023-11-08 11:26:32 C 09 23 09.370 +29 02 11.40 V 703
2023-11-08 12:05:13 S 09 23 10.67 +29 03 19.8 L C51
2023-11-08 13:38:55 S 09 23 16.07 +29 05 57.6 L C51
2023-11-08 16:45:02 S 09 23 26.65 +29 11 09.8 L C51
2023-11-08 16:45:13 S 09 23 26.67 +29 11 10.1 L C51
2023-11-08 19:51:20 S 09 23 37.25 +29 16 22.3 L C51
2023-11-08 22:57:27 S 09 23 47.80 +29 21 34.8 L C51
2023-11-09 13:50:37 C 09 24 39.029 +29 46 35.87 V T05
2023-11-09 13:54:31 C 09 24 39.238 +29 46 41.16 V T05
2023-11-09 13:55:10 C 09 24 39.290 +29 46 42.64 V T05
2023-11-09 14:09:21 C 09 24 40.013 +29 47 08.02 V T05
2023-11-09 14:16:21 C 09 24 40.361 +29 47 19.72 V T05
2023-11-09 14:17:00 C 09 24 40.402 +29 47 20.65 V T05
2023-11-11 12:07:24 C 09 27 09.605 +31 04 57.18 V 703
2023-11-11 12:15:05 C 09 27 10.004 +31 05 10.36 V 703
2023-11-11 12:22:49 C 09 27 10.436 +31 05 23.21 V 703
2023-11-11 12:30:33 C 09 27 10.782 +31 05 36.60 V 703
2023-11-11 13:43:28 C 09 27 15.072 +31 07 42.35 V T05
2023-11-11 13:48:01 C 09 27 15.290 +31 07 50.30 V T05
2023-11-11 13:55:55 C 09 27 15.667 +31 08 03.62 V T05
2023-11-11 14:10:43 C 09 27 16.392 +31 08 29.18 V T05
2023-11-13 13:34:38 C 09 29 42.149 +32 29 37.75 V T05
2023-11-13 13:39:11 C 09 29 42.403 +32 29 45.78 V T05
2023-11-13 13:47:03 C 09 29 42.734 +32 29 59.24 V T05
2023-11-13 14:01:29 C 09 29 43.406 +32 30 24.44 V T05
2023-11-17 13:37:51 C 09 34 07.380 +35 16 42.35 V T05
2023-11-17 13:42:24 C 09 34 07.529 +35 16 50.27 V T05
2023-11-17 14:04:18 C 09 34 08.362 +35 17 28.97 V T05
2023-11-17 14:14:27 C 09 34 08.772 +35 17 47.36 V T05
2023-11-18 13:53:50 C 09 35 07.315 +35 59 27.64 V T05
2023-11-18 13:59:03 C 09 35 07.452 +35 59 36.92 V T05
2023-11-18 14:16:28 C 09 35 08.102 +36 00 08.17 V T05
2023-11-18 14:26:54 C 09 35 08.491 +36 00 26.32 V T05
2023-11-20 14:23:34 C 09 36 57.847 +37 25 32.09 V T05
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)