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
2025-11-26 09:44:50 C 10 01 34.403 +41 22 19.99 V 703
2025-11-26 09:48:03 C 10 01 34.536 +41 22 24.06 V 703
2025-11-26 09:51:17 C 10 01 34.648 +41 22 28.81 V 703
2025-11-26 09:54:30 C 10 01 34.820 +41 22 33.85 V 703
2025-11-28 12:20:18 C 10 03 28.638 +42 33 29.56 V 703
2025-11-28 12:23:54 C 10 03 28.753 +42 33 34.31 V 703
2025-11-28 12:27:43 C 10 03 28.775 +42 33 39.53 V 703
2025-11-28 12:31:52 C 10 03 28.958 +42 33 47.09 V 703
2025-11-28 13:08:01 C 10 03 30.708 +42 34 39.50 V T08
2025-11-28 13:11:18 C 10 03 30.833 +42 34 43.75 V T08
2025-11-28 13:15:56 C 10 03 31.042 +42 34 50.52 V T08
2025-11-28 13:40:41 C 10 03 31.790 +42 35 25.87 V T08
2025-11-28 20:56:09 C 10 03 46.884 +42 45 39.96 W O18
2025-11-28 21:37:21 C 10 03 48.181 +42 46 39.07 W O18
2025-11-29 14:16:40 C 10 04 21.797 +43 10 23.88 V T08
2025-11-29 14:19:18 C 10 04 21.900 +43 10 28.20 V T08
2025-11-29 14:33:21 C 10 04 22.253 +43 10 48.86 V T08
2025-11-29 14:48:29 C 10 04 22.769 +43 11 10.14 V T08
2025-11-30 03:25:36 C 10 04 47.378 +43 29 07.80 V R17
2025-11-30 03:45:58 C 10 04 47.971 +43 29 37.21 V R17
2025-11-30 04:06:23 C 10 04 48.559 +43 30 06.80 V R17
2025-11-30 04:26:45 C 10 04 49.121 +43 30 36.36 V R17
2025-11-30 08:48:20 C 10 04 57.616 +43 36 48.24 V 703
2025-11-30 08:51:36 C 10 04 57.608 +43 36 53.21 V 703
2025-11-30 08:58:06 C 10 04 57.803 +43 37 02.71 V 703
2025-11-30 19:20:53 C 10 05 16.598 +43 51 54.09 W O18
2025-11-30 20:15:19 C 10 05 18.118 +43 53 13.28 W O18
2025-12-01 19:15:19 C 10 05 57.465 +44 26 18.94 W O18
2025-12-01 20:09:30 C 10 05 58.812 +44 27 38.27 W O18
2025-12-03 02:17:40 C 10 06 44.981 +45 11 16.51 V R17
2025-12-03 02:38:03 C 10 06 45.434 +45 11 46.97 V R17
2025-12-03 02:58:25 C 10 06 45.888 +45 12 16.16 V R17
2025-12-03 03:18:47 C 10 06 46.330 +45 12 46.66 V R17
2025-12-08 13:43:24 C 10 08 49.001 +48 24 08.40 X F52
2025-12-08 13:52:01 C 10 08 49.030 +48 24 21.45 X F52
2025-12-08 14:00:34 C 10 08 49.061 +48 24 34.06 X F52
2025-12-08 14:09:04 C 10 08 49.090 +48 24 46.86 X F52
2025-12-09 02:18:03 C 10 08 54.202 +48 42 40.97 V R17
2025-12-09 02:38:26 C 10 08 54.266 +48 43 11.57 V R17
2025-12-09 02:58:48 C 10 08 54.326 +48 43 42.10 V R17
2025-12-09 03:19:11 C 10 08 54.358 +48 44 12.91 V R17
2025-12-10 12:43:51 C 10 09 00.341 +49 33 41.80 V T08
2025-12-10 12:54:04 C 10 09 00.350 +49 33 57.31 V T08
2025-12-10 12:59:21 C 10 09 00.314 +49 34 05.20 V T08
2025-12-10 13:13:58 C 10 09 00.262 +49 34 27.23 V T08
2025-12-11 10:07:01 C 10 08 58.844 +50 05 21.23 V 703
2025-12-11 10:10:22 C 10 08 58.830 +50 05 26.27 V 703
2025-12-11 10:13:42 C 10 08 58.870 +50 05 31.27 V 703
2025-12-11 10:17:02 C 10 08 58.812 +50 05 35.66 V 703
2025-12-11 12:44:18 C 10 08 58.582 +50 09 15.48 V T08
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)