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
2019-06-05 22:13:47 C 13 21 40.32 +08 55 12.9 q 160
2019-06-05 22:16:45 C 13 21 40.02 +08 55 09.3 q 160
2019-06-05 22:19:42 C 13 21 39.73 +08 55 06.0 q 160
2019-06-08 07:05:35 C 13 16 17.92 +07 48 31.8 V 703
2019-06-08 07:12:46 C 13 16 17.26 +07 48 23.0 V 703
2019-06-08 07:19:56 C 13 16 16.59 +07 48 14.4 V 703
2019-06-08 07:27:08 C 13 16 15.92 +07 48 05.6 V 703
2019-06-08 07:52:53 C 13 16 13.96 +07 47 37.8 V T05
2019-06-08 07:56:51 C 13 16 13.56 +07 47 33.4 V T05
2019-06-08 08:06:26 C 13 16 12.65 +07 47 21.9 V T05
2019-06-08 08:23:50 C 13 16 11.02 +07 47 00.7 V T05
2019-06-08 21:17:36 C 13 15 00.94 +07 31 25.6 V A16
2019-06-08 21:27:50 C 13 15 00.01 +07 31 12.8 V A16
2019-06-08 21:48:16 C 13 14 58.14 +07 30 48.3 V A16
2019-06-10 06:52:22 C 13 12 03.33 +06 50 38.2 V T08
2019-06-10 07:01:45 C 13 12 02.49 +06 50 26.4 V T08
2019-06-10 07:05:45 C 13 12 02.15 +06 50 21.4 V T08
2019-06-10 07:20:00 C 13 12 00.87 +06 50 03.6 V T08
2019-06-13 12:35:09 S 13 05 39.36 +05 13 18.2 L C51
2019-06-13 15:43:28 S 13 05 24.63 +05 09 18.2 L C51
2019-06-13 18:51:58 S 13 05 09.96 +05 05 18.0 L C51
2019-06-13 20:26:02 S 13 05 02.63 +05 03 17.0 L C51
2019-06-13 22:00:17 S 13 04 55.29 +05 01 16.4 L C51
2019-06-13 23:34:32 S 13 04 48.11 +04 59 16.1 L C51
2019-06-14 01:08:36 S 13 04 40.83 +04 57 14.0 L C51
2019-06-16 08:27:57 C 13 00 34.45 +03 45 30.9 V T05
2019-06-16 08:31:56 C 13 00 34.15 +03 45 26.0 V T05
2019-06-16 08:39:57 C 13 00 33.56 +03 45 15.1 V T05
2019-06-16 08:54:56 C 13 00 32.45 +03 44 55.7 V T05
2019-06-18 06:54:31 C 12 57 22.79 +02 44 20.4 V T08
2019-06-18 06:59:12 C 12 57 22.48 +02 44 14.1 V T08
2019-06-18 07:07:53 C 12 57 21.89 +02 44 02.6 V T08
2019-06-18 07:22:04 C 12 57 20.93 +02 43 44.5 V T08
2019-06-20 06:50:27 C 12 54 18.38 +01 40 20.5 V T05
2019-06-20 06:55:05 C 12 54 18.07 +01 40 14.5 V T05
2019-06-20 07:05:12 C 12 54 17.42 +01 40 00.8 V T05
2019-06-20 07:19:27 C 12 54 16.50 +01 39 41.4 V T05
2019-06-22 07:46:12 C 12 51 23.78 +00 34 15.5 V T08
2019-06-22 07:50:55 C 12 51 23.47 +00 34 09.5 V T08
2019-06-22 07:58:55 C 12 51 22.99 +00 33 58.4 V T08
2019-06-22 08:13:38 C 12 51 22.17 +00 33 38.3 V T08
2019-06-23 05:29:40 C 12 50 10.71 +00 04 39.2 V 703
2019-06-23 05:37:45 C 12 50 10.19 +00 04 28.1 V 703
2019-06-23 05:45:53 C 12 50 09.73 +00 04 16.9 V 703
2019-06-23 05:53:59 C 12 50 09.33 +00 04 05.5 V 703
2019-06-26 04:23:15 C 12 46 30.49 -01 32 38.3 V 703
2019-06-26 04:31:34 C 12 46 30.09 -01 32 49.2 V 703
2019-06-26 04:39:51 C 12 46 29.62 -01 33 00.8 V 703
2019-06-26 04:48:10 C 12 46 29.25 -01 33 12.0 V 703
2019-06-26 06:35:09 C 12 46 24.20 -01 35 37.4 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)