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
2015-12-08 16:37:57 C 00 49 12.70 +14 05 30.8 q 246
2015-12-08 16:40:17 C 00 49 13.11 +14 05 48.3 q 246
2015-12-08 16:40:33 C 00 49 13.15 +14 05 50.2 q 246
2015-12-08 16:40:45 C 00 49 13.18 +14 05 51.7 q 246
2015-12-08 16:41:16 C 00 49 13.28 +14 05 55.6 q 246
2015-12-08 17:58:11 C 00 49 26.80 +14 15 34.9 q K73
2015-12-08 19:00:21 C 00 49 37.58 +14 23 16.5 q K73
2015-12-08 19:59:40 C 00 49 48.10 +14 30 29.4 q 046
2015-12-08 20:02:26 C 00 49 48.59 +14 30 49.9 q 046
2015-12-08 20:04:56 C 00 49 49.03 +14 31 08.1 q 046
2015-12-08 20:07:53 C 00 49 49.57 +14 31 29.7 q 046
2015-12-08 20:11:29 C 00 49 50.19 +14 31 56.5 q 046
2015-12-08 23:23:23 C 00 50 27.53 +14 55 26.2 u H21
2015-12-08 23:25:21 C 00 50 27.87 +14 55 40.4 u H21
2015-12-08 23:27:18 C 00 50 28.20 +14 55 54.6 u H21
2015-12-08 23:29:16 C 00 50 28.54 +14 56 08.9 u H21
2015-12-08 23:31:13 C 00 50 28.88 +14 56 23.1 u H21
2015-12-08 23:33:10 C 00 50 29.22 +14 56 37.4 u H21
2015-12-08 23:35:07 C 00 50 29.56 +14 56 51.6 u H21
2015-12-08 23:37:04 C 00 50 29.89 +14 57 05.5 u H21
2015-12-08 23:39:01 C 00 50 30.23 +14 57 19.9 u H21
2015-12-08 23:41:10 C 00 50 30.60 +14 57 35.5 u H21
2015-12-08 23:43:07 C 00 50 30.93 +14 57 49.6 u H21
2015-12-08 23:44:52 C 00 50 31.25 +14 58 02.4 u H21
2015-12-08 23:46:49 C 00 50 31.58 +14 58 16.5 u H21
2015-12-09 23:25:43 C 00 54 42.66 +17 40 42.5 u H21
2015-12-09 23:27:40 C 00 54 42.96 +17 40 55.0 u H21
2015-12-09 23:29:38 C 00 54 43.27 +17 41 08.0 u H21
2015-12-09 23:31:36 C 00 54 43.59 +17 41 20.7 u H21
2015-12-09 23:33:33 C 00 54 43.91 +17 41 33.6 u H21
2015-12-09 23:35:31 C 00 54 44.23 +17 41 46.4 u H21
2015-12-09 23:37:28 C 00 54 44.55 +17 41 59.2 u H21
2015-12-09 23:39:26 C 00 54 44.85 +17 42 11.9 u H21
2015-12-09 23:41:24 C 00 54 45.19 +17 42 24.7 u H21
2015-12-09 23:43:20 C 00 54 45.49 +17 42 37.3 u H21
2015-12-09 23:45:17 C 00 54 45.81 +17 42 50.2 u H21
2015-12-09 23:47:15 C 00 54 46.13 +17 43 02.9 u H21
2015-12-09 23:49:12 C 00 54 46.43 +17 43 15.2 u H21
2015-12-10 19:08:42 C 00 57 59.45 +19 43 22.6 o 046
2015-12-10 19:12:24 C 00 58 00.01 +19 43 44.9 o 046
2015-12-10 19:13:36 C 00 58 00.25 +19 43 52.0 o 046
2015-12-10 19:16:01 C 00 58 00.58 +19 44 06.6 o 046
2015-12-10 19:20:39 C 00 58 01.32 +19 44 34.2 o 046
2015-12-10 19:22:11 C 00 58 01.54 +19 44 43.0 o 046
2015-12-10 19:24:47 C 00 58 01.97 +19 44 58.6 o 046
2015-12-10 19:57:25 C 00 58 07.16 +19 48 14.5 c A24
2015-12-10 19:57:49 C 00 58 07.21 +19 48 16.8 c A24
2015-12-10 20:58:30 C 00 58 16.58 +19 54 15.2 c A24
2015-12-10 20:58:52 C 00 58 16.64 +19 54 17.2 c A24
2015-12-10 23:35:45 C 00 58 44.38 +20 09 41.9 u H21
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)