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
2022-01-09 11:01:55 C 06 38 41.91 +67 45 46.0 V T05
2022-01-09 11:16:28 C 06 38 39.00 +67 45 45.9 V T05
2022-01-09 11:31:37 C 06 38 36.00 +67 45 44.9 V T05
2022-01-09 12:34:04 C 06 38 23.54 +67 45 42.1 V T05
2022-01-10 04:21:35 C 06 35 25.95 +67 45 01.4 V 703
2022-01-10 04:29:25 C 06 35 24.42 +67 45 01.9 V 703
2022-01-10 04:37:14 C 06 35 22.84 +67 45 00.4 V 703
2022-01-10 04:45:04 C 06 35 21.43 +67 45 00.9 V 703
2022-01-11 08:42:02 C 06 30 13.77 +67 42 39.6 V T08
2022-01-11 08:45:22 C 06 30 13.14 +67 42 38.6 V T08
2022-01-11 09:21:06 C 06 30 06.48 +67 42 35.0 V T08
2022-01-11 10:00:37 C 06 29 59.05 +67 42 30.2 V T08
2022-01-13 05:18:21 C 06 22 34.047 +67 35 46.69 U F52
2022-01-13 05:35:41 C 06 22 31.099 +67 35 44.02 U F52
2022-01-13 06:10:19 C 06 22 25.215 +67 35 38.58 U F52
2022-01-13 08:25:41 C 06 22 02.00 +67 35 15.0 V T05
2022-01-13 08:28:59 C 06 22 01.50 +67 35 14.5 V T05
2022-01-13 08:33:42 C 06 22 00.69 +67 35 13.2 V T05
2022-01-13 08:40:58 C 06 21 59.39 +67 35 12.1 V T05
2022-01-15 09:48:58 C 06 14 18.56 +67 23 46.1 V T08
2022-01-15 09:54:03 C 06 14 17.80 +67 23 43.0 V T08
2022-01-15 10:02:02 C 06 14 16.68 +67 23 40.1 V T08
2022-01-15 10:52:54 C 06 14 08.69 +67 23 28.3 V T08
2022-01-22 03:55:53 C 05 54 36.96 +66 25 42.7 V 703
2022-01-22 04:05:01 C 05 54 35.99 +66 25 38.8 V 703
2022-01-22 04:13:58 C 05 54 35.09 +66 25 34.9 V 703
2022-01-22 04:22:49 C 05 54 34.18 +66 25 31.0 V 703
2022-01-25 09:27:38 C 05 48 03.82 +65 50 37.5 V T05
2022-01-25 09:32:15 C 05 48 03.54 +65 50 36.0 V T05
2022-01-25 09:44:52 C 05 48 02.58 +65 50 29.6 V T05
2022-01-25 10:02:04 C 05 48 01.22 +65 50 21.0 V T05
2022-01-26 03:28:44 C 05 46 48.46 +65 42 01.0 V 703
2022-01-26 03:36:45 C 05 46 47.93 +65 41 57.8 V 703
2022-01-26 03:44:47 C 05 46 47.33 +65 41 53.2 V 703
2022-01-26 03:52:50 C 05 46 46.82 +65 41 49.4 V 703
2022-01-26 09:21:13 C 05 46 23.85 +65 39 12.1 V T05
2022-01-26 09:25:51 C 05 46 23.47 +65 39 09.8 V T05
2022-01-26 09:35:44 C 05 46 22.81 +65 39 04.9 V T05
2022-01-26 09:43:41 C 05 46 22.17 +65 39 00.4 V T05
2022-01-26 09:51:38 C 05 46 21.69 +65 38 56.9 V T05
2022-01-26 10:07:32 C 05 46 20.47 +65 38 49.2 V T05
2022-01-30 09:01:27 C 05 41 13.25 +64 51 29.0 V T08
2022-01-30 09:06:06 C 05 41 13.08 +64 51 25.6 V T08
2022-01-30 09:16:45 C 05 41 12.56 +64 51 21.0 V T08
2022-01-30 09:34:43 C 05 41 11.55 +64 51 11.3 V T08
2022-02-03 07:30:46 C 05 38 14.21 +64 02 31.5 V T08
2022-02-03 07:35:25 C 05 38 14.01 +64 02 29.3 V T08
2022-02-03 07:44:05 C 05 38 13.74 +64 02 24.7 V T08
2022-02-03 07:58:42 C 05 38 13.46 +64 02 16.9 V T08
2022-02-04 03:37:42 C 05 37 50.82 +63 51 58.2 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)