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
2019-05-20 08:20:37 C 14 06 51.56 +15 04 30.4 V T05
2019-05-20 08:39:55 C 14 06 49.09 +15 04 17.7 V T05
2019-05-24 07:14:58 C 13 55 11.10 +13 55 01.4 V 703
2019-05-24 07:22:37 C 13 55 10.15 +13 54 55.2 V 703
2019-05-24 07:30:16 C 13 55 09.20 +13 54 49.2 V 703
2019-05-24 07:37:54 C 13 55 08.27 +13 54 42.8 V 703
2019-05-26 08:14:01 C 13 49 19.11 +13 14 11.9 V T08
2019-05-26 08:15:21 C 13 49 18.98 +13 14 10.9 V T08
2019-05-26 08:27:43 C 13 49 17.44 +13 14 00.0 V T08
2019-05-26 08:28:24 C 13 49 17.36 +13 13 59.1 V T08
2019-05-26 08:47:31 C 13 49 15.02 +13 13 42.9 V T08
2019-05-26 08:55:56 C 13 49 14.00 +13 13 35.5 V T08
2019-05-26 09:01:57 C 13 49 13.26 +13 13 29.9 V T08
2019-05-28 06:21:59 C 13 43 54.76 +12 32 42.3 V 703
2019-05-28 06:29:28 C 13 43 53.89 +12 32 35.0 V 703
2019-05-28 06:36:58 C 13 43 53.01 +12 32 28.2 V 703
2019-05-28 06:44:28 C 13 43 52.10 +12 32 20.9 V 703
2019-05-28 07:31:36 C 13 43 47.12 +12 31 40.3 V T05
2019-05-28 07:47:59 C 13 43 45.15 +12 31 24.8 V T05
2019-05-28 08:08:04 C 13 43 42.77 +12 31 06.2 V T05
2019-05-28 08:27:35 C 13 43 40.42 +12 30 47.4 V T05
2019-05-30 08:14:50 C 13 38 14.54 +11 44 55.2 V T08
2019-05-30 08:31:53 C 13 38 12.57 +11 44 38.2 V T08
2019-05-30 08:46:48 C 13 38 10.85 +11 44 23.5 V T08
2019-05-30 09:01:53 C 13 38 09.12 +11 44 08.2 V T08
2019-05-31 09:01:35 C 13 35 29.597 +11 20 02.96 U F52
2019-05-31 09:16:21 C 13 35 27.926 +11 19 47.89 U F52
2019-05-31 09:31:11 C 13 35 26.250 +11 19 32.68 U F52
2019-05-31 09:46:01 C 13 35 24.573 +11 19 17.50 U F52
2019-05-31 22:25:17 C 13 34 01.78 +11 06 14.3 q 160
2019-05-31 22:28:06 C 13 34 01.47 +11 06 11.2 q 160
2019-05-31 22:31:00 C 13 34 01.15 +11 06 08.3 q 160
2019-06-01 06:07:47 C 13 33 11.70 +10 58 17.1 V G96
2019-06-01 06:15:59 C 13 33 10.78 +10 58 08.5 V G96
2019-06-01 06:24:11 C 13 33 09.87 +10 57 59.9 V G96
2019-06-01 06:25:11 C 13 33 09.75 +10 57 59.0 V 703
2019-06-01 06:32:25 C 13 33 08.96 +10 57 51.3 V G96
2019-06-01 06:33:24 C 13 33 08.83 +10 57 50.7 V 703
2019-06-01 06:41:37 C 13 33 07.91 +10 57 41.6 V 703
2019-06-01 06:49:51 C 13 33 07.04 +10 57 33.3 V 703
2019-06-01 21:45:19 C 13 31 31.19 +10 41 51.2 q 160
2019-06-01 21:48:17 C 13 31 30.86 +10 41 48.0 q 160
2019-06-01 21:51:15 C 13 31 30.54 +10 41 44.8 q 160
2019-06-03 08:40:43 C 13 27 51.10 +10 04 22.5 V T08
2019-06-03 08:49:52 C 13 27 50.12 +10 04 12.5 V T08
2019-06-03 09:06:50 C 13 27 48.30 +10 03 53.9 V T08
2019-06-05 06:09:21 C 13 23 14.97 +09 13 37.8 V 703
2019-06-05 06:17:31 C 13 23 14.13 +09 13 28.3 V 703
2019-06-05 06:25:40 C 13 23 13.29 +09 13 18.4 V 703
2019-06-05 06:33:49 C 13 23 12.44 +09 13 09.0 V 703
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)