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
2019-04-16 07:16:59 C 15 31 34.86 +16 28 34.8 V 703
2019-04-16 07:25:22 C 15 31 34.32 +16 28 37.3 V 703
2019-04-16 11:30:30 C 15 31 18.59 +16 29 50.1 V T08
2019-04-16 11:44:32 C 15 31 17.66 +16 29 53.8 V T08
2019-04-16 11:49:20 C 15 31 17.35 +16 29 55.3 V T08
2019-04-16 11:54:12 C 15 31 17.02 +16 29 57.2 V T08
2019-04-22 11:29:10 C 15 20 53.91 +17 05 25.3 V T05
2019-04-22 11:53:40 C 15 20 51.79 +17 05 30.0 V T05
2019-04-22 12:06:00 C 15 20 50.87 +17 05 32.9 V T05
2019-04-22 12:19:32 C 15 20 49.70 +17 05 34.8 V T05
2019-04-24 11:16:04 C 15 16 54.23 +17 14 12.2 V T08
2019-04-24 11:36:01 C 15 16 52.43 +17 14 15.5 V T08
2019-04-24 11:40:00 C 15 16 52.06 +17 14 16.3 V T08
2019-04-24 11:49:12 C 15 16 51.26 +17 14 17.9 V T08
2019-04-24 11:49:52 C 15 16 51.20 +17 14 18.0 V T08
2019-04-24 12:03:30 C 15 16 49.98 +17 14 20.5 V T08
2019-04-24 12:04:14 C 15 16 49.92 +17 14 20.5 V T08
2019-04-24 12:19:20 C 15 16 48.56 +17 14 22.7 V T08
2019-04-25 09:45:02 C 15 14 55.66 +17 17 39.9 V 703
2019-04-25 09:52:34 C 15 14 55.01 +17 17 40.6 V 703
2019-04-25 10:00:06 C 15 14 54.27 +17 17 41.8 V 703
2019-04-25 10:07:38 C 15 14 53.65 +17 17 43.0 V 703
2019-04-28 08:59:10 C 15 08 18.27 +17 25 44.7 V G96
2019-04-28 09:06:31 C 15 08 17.55 +17 25 45.3 V G96
2019-04-28 09:13:52 C 15 08 16.81 +17 25 45.8 V G96
2019-04-28 09:21:14 C 15 08 16.08 +17 25 46.4 V G96
2019-04-29 08:33:13 C 15 05 59.45 +17 27 19.9 V 703
2019-04-29 08:40:45 C 15 05 58.69 +17 27 19.5 V 703
2019-04-29 08:48:18 C 15 05 57.83 +17 27 21.1 V 703
2019-04-29 08:55:51 C 15 05 57.14 +17 27 20.4 V 703
2019-04-30 11:33:32 C 15 03 16.01 +17 28 26.0 V T05
2019-04-30 11:39:28 C 15 03 15.39 +17 28 26.1 V T05
2019-04-30 11:43:25 C 15 03 14.94 +17 28 26.1 V T05
2019-04-30 11:57:44 C 15 03 13.44 +17 28 26.8 V T05
2019-04-30 12:09:24 C 15 03 12.23 +17 28 26.9 V T05
2019-04-30 12:10:03 C 15 03 12.12 +17 28 27.0 V T05
2019-05-02 10:50:44 C 14 58 19.29 +17 28 19.6 V T08
2019-05-02 11:15:46 C 14 58 16.54 +17 28 19.0 V T08
2019-05-02 11:20:23 C 14 58 16.02 +17 28 18.8 V T08
2019-05-02 11:26:02 C 14 58 15.38 +17 28 18.6 V T08
2019-05-02 11:28:54 C 14 58 15.09 +17 28 18.6 V T08
2019-05-02 11:42:24 C 14 58 13.59 +17 28 17.9 V T08
2019-05-04 07:43:17 C 14 53 25.90 +17 25 40.2 V 703
2019-05-04 07:50:52 C 14 53 25.06 +17 25 39.5 V 703
2019-05-04 07:58:28 C 14 53 24.17 +17 25 39.0 V 703
2019-05-04 08:06:03 C 14 53 23.30 +17 25 38.3 V 703
2019-05-04 11:19:18 C 14 53 01.78 +17 25 23.2 V T05
2019-05-04 11:46:49 C 14 52 58.64 +17 25 20.8 V T05
2019-05-04 11:59:22 C 14 52 57.19 +17 25 19.6 V T05
2019-05-04 12:13:23 C 14 52 55.60 +17 25 18.0 V T05
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)