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
2025-05-25 00:42:20 B 16 17 21.66 -17 02 29.3 q X33
2025-05-25 00:44:53 B 16 17 21.15 -17 02 37.4 q X33
2025-05-25 00:47:26 B 16 17 20.61 -17 02 46.2 q X33
2025-05-26 13:58:26 B 16 09 16.771 -19 08 24.14 Z P14
2025-05-26 14:28:26 B 16 09 09.588 -19 10 11.42 Z P14
2025-05-26 14:58:30 B 16 09 02.345 -19 11 58.96 Z P14
2025-05-27 00:07:28 C 16 06 52.716 -19 45 33.05 V R17
2025-05-27 00:08:06 C 16 06 52.562 -19 45 35.24 V R17
2025-05-27 00:28:00 C 16 06 47.580 -19 46 48.11 V R17
2025-05-27 00:28:38 C 16 06 47.434 -19 46 50.38 V R17
2025-05-27 00:48:39 C 16 06 42.413 -19 48 03.60 V R17
2025-05-27 00:49:10 C 16 06 42.293 -19 48 05.47 V R17
2025-05-27 01:09:04 C 16 06 37.306 -19 49 18.19 V R17
2025-05-27 01:09:43 C 16 06 37.150 -19 49 20.60 V R17
2025-05-28 23:15:49 B 15 54 34.044 -22 47 57.44 q J51
2025-05-28 23:23:41 B 15 54 31.709 -22 48 29.88 q J51
2025-05-28 23:31:33 B 15 54 29.393 -22 49 02.06 q J51
2025-05-30 07:51:26 C 15 44 40.812 -25 05 24.07 V W68
2025-05-30 07:55:30 C 15 44 39.480 -25 05 41.78 V W68
2025-05-30 08:04:31 C 15 44 36.552 -25 06 20.70 V W68
2025-05-30 08:19:01 C 15 44 31.817 -25 07 23.38 V W68
2025-05-31 04:30:22 C 15 37 50.472 -26 37 52.28 V W68
2025-05-31 04:35:28 C 15 37 48.646 -26 38 15.50 V W68
2025-05-31 04:43:23 C 15 37 45.826 -26 38 51.43 V W68
2025-05-31 04:58:02 C 15 37 40.594 -26 39 58.00 V W68
2025-05-31 22:01:23 C 15 31 35.714 -27 58 54.95 V M22
2025-05-31 22:05:57 C 15 31 33.982 -27 59 16.26 V M22
2025-05-31 22:20:09 C 15 31 28.582 -28 00 22.72 V M22
2025-05-31 22:28:13 C 15 31 25.507 -28 01 00.59 V M22
2025-06-01 21:48:35 C 15 22 26.383 -29 52 33.06 V M22
2025-06-01 21:57:19 C 15 22 22.762 -29 53 15.40 V M22
2025-06-01 22:01:53 C 15 22 20.870 -29 53 37.43 V M22
2025-06-01 22:17:50 C 15 22 14.256 -29 54 54.61 V M22
2025-06-03 00:41:43 B 15 11 06.37 -32 05 18.1 X X76
2025-06-03 00:46:47 B 15 11 04.08 -32 05 43.7 X X76
2025-06-03 00:51:51 B 15 11 01.75 -32 06 09.0 X X76
2025-06-04 04:31:30 C 14 58 05.333 -34 25 02.89 V W68
2025-06-04 05:06:34 C 14 57 47.705 -34 27 58.68 V W68
2025-06-04 05:24:20 C 14 57 38.765 -34 29 27.49 V W68
2025-06-04 05:29:43 C 14 57 36.060 -34 29 54.49 V W68
2025-06-04 20:38:43 C 14 49 59.026 -35 46 43.97 V M22
2025-06-04 20:43:55 C 14 49 56.254 -35 47 10.36 V M22
2025-06-04 20:53:14 C 14 49 51.293 -35 47 57.41 V M22
2025-06-04 21:10:18 C 14 49 42.182 -35 49 23.66 V M22
2025-06-05 20:21:19 C 14 37 10.570 -37 46 21.72 V M22
2025-06-05 20:25:27 C 14 37 08.174 -37 46 42.49 V M22
2025-06-05 20:34:48 C 14 37 02.779 -37 47 29.26 V M22
2025-06-05 21:24:59 C 14 36 33.766 -37 51 39.60 V M22
2025-06-11 03:09:18 C 13 11 07.042 -47 01 32.45 V W68
2025-06-11 03:13:54 C 13 11 03.389 -47 01 47.57 V W68
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)