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
2025-10-05 11:33:09 C 08 28 49.505 +16 36 20.41 V 703
2025-10-05 11:36:22 C 08 28 49.840 +16 36 24.12 V 703
2025-10-05 11:39:35 C 08 28 50.156 +16 36 27.61 V 703
2025-10-05 11:42:48 C 08 28 50.354 +16 36 30.64 V 703
2025-10-05 14:17:41 C 08 29 04.754 +16 39 31.43 V T05
2025-10-05 14:54:39 C 08 29 08.076 +16 40 14.16 V T05
2025-10-05 15:11:27 C 08 29 09.557 +16 40 33.64 V T05
2025-10-08 04:16:04 C 08 34 45.919 +17 50 18.71 V R17
2025-10-08 04:36:28 C 08 34 47.743 +17 50 41.82 V R17
2025-10-08 04:56:48 C 08 34 49.594 +17 51 05.26 V R17
2025-10-08 05:17:12 C 08 34 51.454 +17 51 28.66 V R17
2025-10-09 04:11:49 C 08 36 57.182 +18 17 24.43 V R17
2025-10-09 04:32:11 C 08 36 59.040 +18 17 47.98 V R17
2025-10-09 04:52:33 C 08 37 00.886 +18 18 10.73 V R17
2025-10-09 05:12:55 C 08 37 02.700 +18 18 33.66 V R17
2025-10-18 12:22:52 C 08 57 04.612 +22 27 15.52 V 703
2025-10-18 12:25:50 C 08 57 04.849 +22 27 19.37 V 703
2025-10-18 12:28:48 C 08 57 05.108 +22 27 22.18 V 703
2025-10-18 12:31:46 C 08 57 05.396 +22 27 26.06 V 703
2025-10-19 14:28:04 C 08 59 21.610 +22 56 10.54 V T05
2025-10-19 14:33:21 C 08 59 22.094 +22 56 15.97 V T05
2025-10-19 14:43:19 C 08 59 22.894 +22 56 27.78 V T05
2025-10-19 15:09:43 C 08 59 25.157 +22 56 57.19 V T05
2025-10-20 04:01:28 C 09 00 32.419 +23 11 09.28 V R17
2025-10-20 04:21:50 C 09 00 34.162 +23 11 32.53 V R17
2025-10-20 04:42:12 C 09 00 35.914 +23 11 54.71 V R17
2025-10-20 05:02:35 C 09 00 37.658 +23 12 17.78 V R17
2025-10-20 11:37:56 C 09 01 11.809 +23 19 34.86 V 703
2025-10-20 11:41:15 C 09 01 12.162 +23 19 39.18 V 703
2025-10-20 11:47:54 C 09 01 12.684 +23 19 46.96 V 703
2025-10-21 03:59:55 C 09 02 36.862 +23 37 43.68 V R17
2025-10-21 04:20:18 C 09 02 38.587 +23 38 06.65 V R17
2025-10-21 04:40:39 C 09 02 40.308 +23 38 29.40 V R17
2025-10-21 05:01:02 C 09 02 42.034 +23 38 52.40 V R17
2025-10-26 11:55:03 C 09 13 24.373 +26 00 25.92 V 703
2025-10-26 11:58:22 C 09 13 24.679 +26 00 29.88 V 703
2025-10-26 12:01:42 C 09 13 24.859 +26 00 32.51 V 703
2025-10-26 12:05:01 C 09 13 25.180 +26 00 36.58 V 703
2025-10-27 10:50:21 C 09 15 17.352 +26 26 12.52 V 703
2025-10-27 10:53:43 C 09 15 17.651 +26 26 16.37 V 703
2025-10-27 10:57:05 C 09 15 17.896 +26 26 20.29 V 703
2025-10-27 11:00:27 C 09 15 18.212 +26 26 24.29 V 703
2025-10-29 10:30:20 C 09 19 08.677 +27 20 11.22 V 703
2025-10-29 10:33:39 C 09 19 08.990 +27 20 15.65 V 703
2025-10-29 10:36:58 C 09 19 09.307 +27 20 21.37 V 703
2025-10-29 10:40:17 C 09 19 09.451 +27 20 21.44 V 703
2025-10-29 21:27:55 C 09 20 01.121 +27 32 39.92 W O18
2025-10-29 21:53:43 C 09 20 03.125 +27 33 09.69 W O18
2025-10-30 11:43:44 C 09 21 08.957 +27 48 58.36 V 703
2025-10-30 11:47:01 C 09 21 09.256 +27 49 02.28 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)