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
2023-07-14 01:07:17 C 10 35 31.442 -33 04 42.42 V W68
2023-07-14 01:22:51 C 10 35 28.526 -33 04 55.16 V W68
2023-07-15 18:04:13 C 10 27 54.950 -33 37 59.70 V M22
2023-07-15 18:08:16 C 10 27 54.194 -33 38 02.72 V M22
2023-07-15 18:18:52 C 10 27 52.219 -33 38 10.18 V M22
2023-07-16 23:12:13 C 10 22 31.778 -33 59 23.42 V W68
2023-07-16 23:16:07 C 10 22 31.034 -33 59 26.05 V W68
2023-07-16 23:24:01 C 10 22 29.554 -33 59 31.20 V W68
2023-07-16 23:25:59 C 10 22 29.146 -33 59 32.46 V W68
2023-07-16 23:39:12 C 10 22 26.690 -33 59 41.46 V W68
2023-07-16 23:39:51 C 10 22 26.566 -33 59 41.64 V W68
2023-07-17 00:04:30 C 10 22 21.958 -33 59 57.91 V W68
2023-10-03 12:02:09 C 08 24 14.360 +05 32 15.68 V 703
2023-10-03 12:07:13 C 08 24 14.670 +05 32 24.40 V 703
2023-10-03 12:12:17 C 08 24 15.008 +05 32 33.00 V 703
2023-10-03 12:17:21 C 08 24 15.325 +05 32 41.75 V 703
2023-10-13 08:28:48 C 08 40 44.112 +12 06 41.62 V W68
2023-10-13 08:34:48 C 08 40 44.530 +12 06 51.66 V W68
2023-10-13 08:59:53 C 08 40 46.291 +12 07 33.06 V W68
2023-10-13 09:12:33 C 08 40 47.088 +12 07 54.30 V W68
2023-10-13 14:06:02 C 08 41 08.400 +12 15 39.55 X F52
2023-10-13 14:43:00 C 08 41 10.968 +12 16 39.94 X F52
2023-10-13 15:01:30 C 08 41 12.245 +12 17 10.11 X F52
2023-10-16 14:27:50 C 08 46 20.938 +14 12 46.15 V T05
2023-10-16 14:32:25 C 08 46 21.264 +14 12 53.53 V T05
2023-10-16 15:04:22 C 08 46 23.458 +14 13 45.41 V T05
2023-10-16 15:25:13 C 08 46 24.902 +14 14 18.85 V T05
2023-10-18 14:45:15 C 08 49 49.445 +15 30 25.42 V T05
2023-10-18 15:10:31 C 08 49 51.202 +15 31 07.00 V T05
2023-10-18 15:16:45 C 08 49 51.598 +15 31 16.57 V T05
2023-10-18 15:31:56 C 08 49 52.610 +15 31 41.30 V T05
2023-10-24 12:59:32 C 08 59 56.808 +19 18 10.30 V T05
2023-10-24 13:04:11 C 08 59 57.103 +19 18 17.64 V T05
2023-10-24 13:12:05 C 08 59 57.650 +19 18 30.82 V T05
2023-10-24 13:39:29 C 08 59 59.532 +19 19 15.06 V T05
2023-10-25 08:23:21 C 09 01 17.971 +19 49 25.68 V W68
2023-10-25 08:29:12 C 09 01 18.360 +19 49 35.08 V W68
2023-10-25 08:40:24 C 09 01 19.123 +19 49 53.00 V W68
2023-10-28 14:13:28 C 09 06 39.521 +21 54 14.44 V T05
2023-10-28 14:18:44 C 09 06 39.775 +21 54 21.92 V T05
2023-10-28 14:27:22 C 09 06 40.423 +21 54 35.68 V T05
2023-10-28 14:43:11 C 09 06 41.402 +21 55 02.24 V T05
2023-10-30 13:52:16 C 09 09 51.607 +23 11 07.04 V T05
2023-10-30 13:57:40 C 09 09 51.972 +23 11 15.54 V T05
2023-10-30 14:10:20 C 09 09 52.764 +23 11 36.56 V T05
2023-10-30 14:24:44 C 09 09 53.674 +23 11 59.89 V T05
2023-11-01 13:32:26 C 09 12 59.470 +24 28 27.05 V T05
2023-11-01 13:36:34 C 09 12 59.714 +24 28 33.49 V T05
2023-11-01 13:44:36 C 09 13 00.276 +24 28 46.96 V T05
2023-11-01 14:08:21 C 09 13 01.675 +24 29 26.12 V T05
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)