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
2023-05-22 08:29:54 C 15 11 03.156 +01 04 24.46 V 703
2023-05-22 22:54:00 B 15 08 23.53 +00 47 37.4 Z M45
2023-05-22 22:56:28 B 15 08 23.05 +00 47 34.8 Z M45
2023-05-22 22:58:56 B 15 08 22.58 +00 47 31.8 Z M45
2023-05-24 07:33:57 C 15 02 10.586 +00 07 43.43 V 703
2023-05-24 07:43:37 C 15 02 08.628 +00 07 31.48 V 703
2023-05-24 07:51:11 C 15 02 07.120 +00 07 21.65 V 703
2023-05-24 07:58:43 C 15 02 05.604 +00 07 13.04 V 703
2023-05-24 08:26:13 C 15 02 01.160 +00 06 41.25 X F52
2023-05-24 08:44:05 C 15 01 57.588 +00 06 18.60 X F52
2023-05-24 09:02:00 C 15 01 53.989 +00 05 55.80 X F52
2023-05-24 09:19:50 C 15 01 50.415 +00 05 33.13 X F52
2023-05-24 21:37:48 C 14 59 25.954 -00 09 57.89 V M22
2023-05-24 21:42:32 C 14 59 24.989 -00 10 04.04 V M22
2023-05-24 21:50:28 C 14 59 23.383 -00 10 14.38 V M22
2023-05-24 22:05:09 C 14 59 20.400 -00 10 33.56 V M22
2023-05-25 08:15:51 C 14 57 18.875 -00 24 24.34 V 703
2023-05-25 08:23:32 C 14 57 17.298 -00 24 35.32 V 703
2023-05-25 08:31:14 C 14 57 15.714 -00 24 45.54 V 703
2023-05-25 08:38:56 C 14 57 14.170 -00 24 55.04 V 703
2023-05-25 22:44:16 C 14 54 25.11 -00 44 05.4 q J69
2023-05-25 22:50:16 C 14 54 23.87 -00 44 13.5 q J69
2023-05-25 22:56:16 C 14 54 22.65 -00 44 21.7 q J69
2023-05-25 23:02:16 C 14 54 21.40 -00 44 30.0 q J69
2023-05-25 23:08:16 C 14 54 20.16 -00 44 38.3 q J69
2023-05-27 01:28:17 C 14 48 56.26 -01 21 14.2 834
2023-05-27 02:07:47 C 14 48 47.80 -01 22 11.5 834
2023-05-27 06:45:54 C 14 47 49.528 -01 29 20.44 V 703
2023-05-27 06:53:36 C 14 47 47.886 -01 29 31.92 V 703
2023-05-27 07:01:18 C 14 47 46.212 -01 29 43.08 V 703
2023-05-27 07:09:00 C 14 47 44.574 -01 29 54.31 V 703
2023-05-27 20:20:02 C 14 44 58.84 -01 49 27.7 X G02
2023-05-27 20:24:53 C 14 44 57.80 -01 49 34.9 X G02
2023-05-27 20:29:30 C 14 44 56.81 -01 49 41.7 X G02
2023-05-27 21:11:43 C 14 44 47.635 -01 50 14.03 V M22
2023-05-27 22:02:06 C 14 44 36.672 -01 51 29.38 V M22
2023-05-27 22:06:02 C 14 44 35.820 -01 51 35.24 V M22
2023-05-27 22:30:48 C 14 44 30.430 -01 52 12.32 V M22
2023-05-28 06:37:32 C 14 42 47.056 -02 04 52.93 V 703
2023-05-28 06:39:17 C 14 42 46.645 -02 04 56.14 V 703
2023-05-28 06:41:03 C 14 42 46.296 -02 04 58.44 V 703
2023-05-28 06:42:48 C 14 42 45.882 -02 05 00.92 V 703
2023-05-29 05:14:26 C 14 37 54.894 -02 39 55.87 V 703
2023-05-29 05:22:39 C 14 37 53.000 -02 40 08.22 V 703
2023-05-29 05:30:53 C 14 37 51.164 -02 40 21.18 V 703
2023-05-29 05:39:07 C 14 37 49.314 -02 40 34.14 V 703
2023-05-29 19:58:16 B 14 34 41.26 -03 03 30.4 Z M45
2023-05-29 20:05:40 B 14 34 39.59 -03 03 42.3 Z M45
2023-05-30 12:37:47 C 14 31 00.214 -03 30 17.06 V P07
2023-05-30 13:19:37 C 14 30 50.597 -03 31 26.36 V P07
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)