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
2013-12-15 20:48:58 S 23 48 42.314 -02 31 06.42 L C51
2013-12-15 22:23:46 S 23 49 03.758 -02 22 31.22 L C51
2013-12-15 22:23:57 S 23 49 03.809 -02 22 30.50 L C51
2013-12-15 22:39:57 C 23 49 07.47 -02 21 21.7 q I15
2013-12-15 22:42:30 C 23 49 08.04 -02 21 07.8 q I15
2013-12-15 22:45:02 C 23 49 08.60 -02 20 54.4 q I15
2013-12-15 23:58:45 S 23 49 25.210 -02 13 56.39 L C51
2013-12-16 00:58:30 C 23 49 38.77 -02 08 48.1 q 448
2013-12-16 01:04:31 C 23 49 40.07 -02 08 15.4 q 448
2013-12-16 01:10:52 C 23 49 41.46 -02 07 41.3 q 448
2013-12-16 01:16:25 C 23 49 42.68 -02 07 11.2 q 448
2013-12-16 01:21:27 C 23 49 43.79 -02 06 43.9 q 448
2013-12-16 01:33:44 S 23 49 46.594 -02 05 22.85 L C51
2013-12-16 03:08:32 S 23 50 07.922 -01 56 51.32 L C51
2013-12-16 03:08:43 S 23 50 07.954 -01 56 50.50 L C51
2013-12-17 17:37:00 C 23 58 32.68 +01 24 19.2 q L22
2013-12-17 17:38:05 C 23 58 32.94 +01 24 24.2 q L22
2013-12-17 17:39:11 C 23 58 33.12 +01 24 30.5 q L22
2013-12-17 17:40:17 C 23 58 33.42 +01 24 35.3 q L22
2013-12-17 17:41:23 C 23 58 33.58 +01 24 40.8 q L22
2013-12-17 17:42:29 C 23 58 33.82 +01 24 46.3 q L22
2013-12-17 17:43:34 C 23 58 34.13 +01 24 53.8 q L22
2013-12-17 17:44:40 C 23 58 34.38 +01 25 00.3 q L22
2013-12-17 17:45:46 C 23 58 34.39 +01 25 03.1 q L22
2013-12-17 17:46:52 C 23 58 34.69 +01 25 08.3 q L22
2013-12-17 18:40:46 C 23 58 46.31 +01 29 42.9 c A53
2013-12-17 18:48:52 C 23 58 47.97 +01 30 24.2 c A53
2013-12-17 18:57:13 C 23 58 49.71 +01 31 07.0 c A53
2013-12-17 19:05:19 C 23 58 51.45 +01 31 48.1 c A53
2013-12-17 19:16:38 C 23 58 53.74 +01 32 44.8 c A53
2013-12-19 02:02:57 C 00 05 19.03 +04 04 45.1 u H21
2013-12-19 02:05:39 C 00 05 19.57 +04 04 58.1 u H21
2013-12-19 02:08:20 C 00 05 20.11 +04 05 11.1 u H21
2013-12-19 02:11:40 C 00 05 20.77 +04 05 27.0 u H21
2013-12-19 02:15:16 C 00 05 21.50 +04 05 44.4 u H21
2013-12-19 02:18:52 C 00 05 22.20 +04 06 01.8 u H21
2013-12-21 17:54:55 C 00 17 54.50 +08 54 44.2 q A06
2013-12-21 17:59:39 C 00 17 55.37 +08 55 04.4 q A06
2013-12-21 18:04:22 C 00 17 56.22 +08 55 24.5 q A06
2013-12-26 03:34:33 C 00 36 50.71 +15 42 00.6 q 703
2013-12-26 03:44:41 C 00 36 52.39 +15 42 35.8 q 703
2013-12-26 03:54:50 C 00 36 54.05 +15 43 11.3 q 703
2013-12-29 17:50:36 C 00 50 57.80 +20 14 56.5 c A24
2013-12-29 17:51:38 C 00 50 57.94 +20 14 58.8 c A24
2013-12-29 18:54:17 C 00 51 07.57 +20 17 59.6 c A24
2013-12-29 18:55:18 C 00 51 07.72 +20 18 02.4 c A24
2013-12-31 18:18:19 C 00 58 27.71 +22 28 11.7 c A24
2013-12-31 18:19:20 C 00 58 27.90 +22 28 14.9 c A24
2013-12-31 18:35:14 C 00 58 30.22 +22 28 56.4 c A24
2013-12-31 18:36:16 C 00 58 30.34 +22 28 58.7 c A24
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)