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
2025-05-19 23:33:15 B 16 37 20.566 -11 32 40.24 V L65
2025-05-19 23:37:26 B 16 37 19.987 -11 32 49.81 V L65
2025-05-19 23:54:14 C 16 37 17.683 -11 33 28.30 Z C23
2025-05-20 15:33:19 C 16 35 09.883 -12 09 26.96 V P07
2025-05-20 15:33:28 C 16 35 09.854 -12 09 27.36 V P07
2025-05-20 17:34:23 C 16 34 51.862 -12 14 16.76 V P07
2025-05-20 18:43:00 C 16 34 41.611 -12 17 01.68 V P07
2025-05-20 18:45:57 C 16 34 41.150 -12 17 08.77 V P07
2025-05-20 20:55:33 C 16 34 21.924 -12 22 19.70 V P07
2025-05-20 20:55:42 C 16 34 21.898 -12 22 19.81 V P07
2025-05-21 01:18:50 C 16 33 45.710 -12 33 28.37 V R17
2025-05-21 01:39:22 C 16 33 42.562 -12 34 18.91 V R17
2025-05-21 01:59:55 C 16 33 39.415 -12 35 09.35 V R17
2025-05-21 02:20:27 C 16 33 36.264 -12 35 59.86 V R17
2025-05-22 15:11:12 C 16 27 53.645 -14 11 19.28 V P07
2025-05-22 16:29:29 C 16 27 40.008 -14 14 54.49 V P07
2025-05-22 17:32:01 C 16 27 29.033 -14 17 46.61 V P07
2025-05-22 19:00:56 C 16 27 13.442 -14 21 51.23 V P07
2025-05-22 20:29:11 C 16 26 57.984 -14 25 54.08 V P07
2025-05-22 22:54:18 C 16 26 35.491 -14 33 14.36 Z C23
2025-05-22 23:33:44 C 16 26 28.514 -14 35 05.39 Z C23
2025-05-23 01:43:38 B 16 26 07.58 -14 40 46.4 q X33
2025-05-23 01:46:11 B 16 26 07.08 -14 40 53.2 q X33
2025-05-23 01:48:44 B 16 26 06.65 -14 41 01.1 q X33
2025-05-23 05:08:46 C 16 25 30.641 -14 50 14.82 V W68
2025-05-23 05:13:23 C 16 25 29.801 -14 50 27.96 V W68
2025-05-23 05:46:11 C 16 25 23.818 -14 52 01.42 V W68
2025-05-23 06:23:58 C 16 25 16.920 -14 53 49.06 V W68
2025-05-23 11:12:12 C 16 24 26.542 -15 08 06.04 V T08
2025-05-23 11:17:38 C 16 24 25.526 -15 08 21.80 V T08
2025-05-23 11:50:27 C 16 24 19.397 -15 09 56.81 V T08
2025-05-23 11:56:22 C 16 24 18.325 -15 10 14.50 X F51
2025-05-23 12:04:21 C 16 24 16.802 -15 10 36.98 V T08
2025-05-23 12:32:40 C 16 24 11.549 -15 11 59.58 X F51
2025-05-23 22:08:27 C 16 22 28.402 -15 39 50.26 V M22
2025-05-23 22:23:38 C 16 22 25.474 -15 40 35.76 V M22
2025-05-23 22:26:57 C 16 22 24.833 -15 40 45.77 V M22
2025-05-23 22:31:32 C 16 22 23.954 -15 40 59.41 V M22
2025-05-24 01:11:24 C 16 21 54.180 -15 49 31.84 V R17
2025-05-24 01:31:58 C 16 21 50.162 -15 50 33.86 V R17
2025-05-24 01:52:30 C 16 21 46.147 -15 51 35.75 V R17
2025-05-24 02:13:03 C 16 21 42.122 -15 52 37.81 V R17
2025-05-24 23:07:02 C 16 17 38.866 -16 57 09.86 V M22
2025-05-24 23:08:20 C 16 17 38.597 -16 57 13.97 V M22
2025-05-24 23:13:32 C 16 17 37.502 -16 57 30.67 V M22
2025-05-24 23:54:21 C 16 17 28.918 -16 59 41.28 V M22
2025-05-25 00:18:05 C 16 17 23.933 -17 00 57.17 V M22
2025-05-25 00:25:43 B 16 17 23.753 -17 01 57.65 W J51
2025-05-25 00:31:07 B 16 17 22.591 -17 02 13.67 W J51
2025-05-25 00:36:43 B 16 17 21.434 -17 02 30.26 W J51
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)