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
2023-05-03 22:00:56 C 16 09 25.810 +05 49 30.86 V M22
2023-05-03 22:11:25 C 16 09 24.910 +05 49 28.27 V M22
2023-05-08 06:26:00 C 15 59 33.785 +05 15 14.72 V W68
2023-05-08 06:30:35 C 15 59 33.286 +05 15 13.10 V W68
2023-05-08 06:38:32 C 15 59 32.426 +05 15 09.94 V W68
2023-05-08 07:28:51 C 15 59 26.938 +05 14 49.34 V W68
2023-05-09 23:40:34 C 15 55 03.214 +04 57 10.76 V M22
2023-05-10 00:29:18 C 15 54 57.449 +04 56 47.80 V M22
2023-05-10 00:33:54 C 15 54 56.914 +04 56 45.56 V M22
2023-05-10 00:41:48 C 15 54 55.982 +04 56 41.75 V M22
2023-05-10 01:33:58 C 15 54 49.85 +04 56 14.6 Z M49
2023-05-10 01:39:34 C 15 54 49.19 +04 56 11.9 Z M49
2023-05-10 02:18:53 C 15 54 44.54 +04 55 53.0 Z M49
2023-05-10 02:23:28 C 15 54 44.00 +04 55 50.9 Z M49
2023-05-10 03:08:21 C 15 54 38.71 +04 55 29.1 Z M49
2023-05-10 03:12:11 C 15 54 38.25 +04 55 27.2 Z M49
2023-05-10 10:24:18 C 15 53 48.703 +04 51 41.29 V 703
2023-05-10 10:26:04 C 15 53 48.498 +04 51 40.68 V 703
2023-05-10 10:27:50 C 15 53 48.250 +04 51 39.89 V 703
2023-05-10 10:29:37 C 15 53 48.044 +04 51 38.70 V 703
2023-05-11 01:49:16 B 15 51 59.59 +04 44 10.2 Z M49
2023-05-11 01:50:00 B 15 51 59.50 +04 44 09.7 Z M49
2023-05-11 02:30:42 B 15 51 54.47 +04 43 48.3 Z M49
2023-05-11 02:31:21 B 15 51 54.40 +04 43 48.0 Z M49
2023-05-11 03:07:12 B 15 51 49.97 +04 43 29.2 Z M49
2023-05-11 03:12:18 B 15 51 49.37 +04 43 26.7 Z M49
2023-05-11 04:19:11 C 15 51 42.482 +04 42 53.96 V W68
2023-05-11 04:22:27 C 15 51 42.079 +04 42 52.45 V W68
2023-05-11 04:27:42 C 15 51 41.431 +04 42 49.43 V W68
2023-05-11 04:36:54 C 15 51 40.279 +04 42 44.89 V W68
2023-05-11 10:18:16 C 15 50 58.200 +04 39 25.13 V 703
2023-05-11 10:20:02 C 15 50 58.031 +04 39 24.62 V 703
2023-05-11 10:21:47 C 15 50 57.808 +04 39 23.76 V 703
2023-05-11 10:23:33 C 15 50 57.556 +04 39 22.46 V 703
2023-05-11 21:20:19 C 15 49 37.93 +04 33 20.1 X G02
2023-05-11 21:23:55 C 15 49 37.47 +04 33 18.1 X G02
2023-05-11 21:27:28 C 15 49 37.01 +04 33 16.2 X G02
2023-05-13 09:36:54 C 15 44 58.074 +04 11 57.01 V 703
2023-05-13 09:38:40 C 15 44 57.844 +04 11 56.15 V 703
2023-05-13 09:40:26 C 15 44 57.570 +04 11 54.96 V 703
2023-05-13 09:42:13 C 15 44 57.181 +04 11 53.38 V 703
2023-05-14 07:38:52 C 15 41 59.525 +03 57 57.17 V W68
2023-05-14 07:44:08 C 15 41 58.783 +03 57 53.57 V W68
2023-05-14 07:54:01 C 15 41 57.384 +03 57 47.05 V W68
2023-05-14 08:08:31 C 15 41 55.342 +03 57 37.19 V W68
2023-05-14 10:49:23 C 15 41 33.162 +03 55 28.70 V 703
2023-05-14 10:53:10 C 15 41 32.626 +03 55 25.93 V 703
2023-05-14 10:56:56 C 15 41 32.089 +03 55 23.66 V 703
2023-05-14 11:00:41 C 15 41 31.571 +03 55 20.93 V 703
2023-05-15 04:14:57 C 15 39 07.20 +03 43 29.9 q X33
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)