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
2017-11-29 22:51:30 C 05 55 11.68 +44 06 19.1 U Z80
2017-11-30 20:06:12 C 05 44 45.25 +46 04 28.1 q 006
2017-11-30 20:08:12 C 05 44 44.27 +46 04 38.8 q 006
2017-11-30 20:10:12 C 05 44 43.28 +46 04 49.4 q 006
2017-11-30 20:12:12 C 05 44 42.30 +46 05 00.0 q 006
2017-11-30 20:14:12 C 05 44 41.34 +46 05 10.6 q 006
2017-11-30 20:16:11 C 05 44 40.34 +46 05 21.2 q 006
2017-11-30 20:18:11 C 05 44 39.37 +46 05 31.7 q 006
2017-11-30 20:20:11 C 05 44 38.38 +46 05 42.5 q 006
2017-12-02 06:48:35 C 05 28 27.64 +48 44 23.8 U 654
2017-12-02 07:20:44 C 05 28 12.51 +48 46 35.9 U 654
2017-12-04 11:04:12 C 05 06 07.17 +51 42 08.1 U T05
2017-12-04 11:19:24 C 05 06 00.77 +51 42 50.4 U T05
2017-12-04 11:20:43 C 05 06 00.21 +51 42 54.2 U T05
2017-12-04 11:37:43 C 05 05 53.05 +51 43 41.0 U T05
2017-12-05 00:40:02 C 05 00 46.25 +52 18 14.5 U J27
2017-12-05 00:45:12 C 05 00 44.17 +52 18 27.6 U J27
2017-12-05 00:48:19 C 05 00 42.92 +52 18 35.4 U J27
2017-12-05 18:11:07 C 04 54 12.69 +52 59 48.6 U K83
2017-12-05 18:13:07 C 04 54 11.96 +52 59 53.4 U K83
2017-12-05 18:14:28 C 04 54 11.42 +52 59 56.6 U K83
2017-12-05 18:18:48 C 04 54 09.83 +53 00 06.7 U K83
2017-12-05 20:14:18 C 04 53 27.05 +53 04 32.8 q 006
2017-12-05 20:15:57 C 04 53 26.31 +53 04 36.5 q 006
2017-12-05 20:17:38 C 04 53 25.70 +53 04 40.9 q 006
2017-12-05 20:20:58 C 04 53 24.39 +53 04 48.2 q 006
2017-12-05 20:22:38 C 04 53 23.87 +53 04 51.9 q 006
2017-12-05 20:24:18 C 04 53 23.20 +53 04 56.3 q 006
2017-12-05 20:25:58 C 04 53 22.55 +53 04 59.7 q 006
2017-12-06 05:56:43 C 04 49 52.80 +53 25 29.5 u H21
2017-12-06 05:58:48 C 04 49 52.03 +53 25 33.7 u H21
2017-12-06 06:00:52 C 04 49 51.26 +53 25 38.0 u H21
2017-12-06 06:02:56 C 04 49 50.48 +53 25 42.2 u H21
2017-12-06 06:05:00 C 04 49 49.71 +53 25 46.4 u H21
2017-12-06 06:07:03 C 04 49 48.94 +53 25 50.6 u H21
2017-12-06 06:09:06 C 04 49 48.18 +53 25 54.8 u H21
2017-12-06 06:11:09 C 04 49 47.41 +53 25 59.0 u H21
2017-12-06 06:13:12 C 04 49 46.65 +53 26 03.3 u H21
2017-12-06 06:15:15 C 04 49 45.88 +53 26 07.3 u H21
2017-12-06 06:17:18 C 04 49 45.11 +53 26 11.6 u H21
2017-12-06 06:19:21 C 04 49 44.34 +53 26 15.8 u H21
2017-12-06 06:21:24 C 04 49 43.58 +53 26 19.9 u H21
2017-12-06 06:23:27 C 04 49 42.81 +53 26 24.1 u H21
2017-12-06 18:54:53 C 04 45 23.47 +53 50 42.9 q 006
2017-12-06 18:56:53 C 04 45 22.74 +53 50 47.8 q 006
2017-12-06 18:58:53 C 04 45 22.11 +53 50 51.5 q 006
2017-12-06 19:00:53 C 04 45 21.36 +53 50 54.9 q 006
2017-12-06 19:02:23 C 04 45 20.80 +53 50 59.6 q 006
2017-12-06 19:04:23 C 04 45 20.09 +53 51 02.4 q 006
2017-12-06 19:06:54 C 04 45 19.20 +53 51 07.0 q 006
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)