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
2021-11-13 04:53:55 S 09 15 49.858 +28 43 20.21 V C57
2021-11-13 04:53:55 s 1 +11423.959 0 +379332.15 690.0 C57
2021-11-13 05:03:56 S 09 15 49.891 +28 43 43.07 V C57
2021-11-13 05:03:56 s 1 +11068.825 0 +379348.98 5280.0 C57
2021-11-13 05:23:56 S 09 15 50.213 +28 44 36.10 V C57
2021-11-13 05:23:56 s 1 +10358.471 0 +379379.68 4410.0 C57
2021-11-13 05:33:55 S 09 15 50.112 +28 45 05.08 V C57
2021-11-13 05:33:55 s 1 +10003.251 0 +379393.53 8950.0 C57
2021-11-13 05:43:56 S 09 15 50.482 +28 45 29.27 V C57
2021-11-13 05:53:55 S 09 15 50.609 +28 45 57.31 V C57
2021-11-13 06:03:56 S 09 15 51.106 +28 46 22.76 V C57
2021-11-13 06:13:56 S 09 15 50.846 +28 46 48.04 V C57
2021-11-13 06:23:55 S 09 15 51.079 +28 47 16.19 V C57
2021-11-13 06:33:56 S 09 15 50.738 +28 47 37.28 V C57
2021-11-13 07:23:55 S 09 15 51.874 +28 49 48.22 V C57
2021-11-13 07:33:55 S 09 15 52.154 +28 50 17.20 V C57
2021-11-13 07:43:56 S 09 15 52.332 +28 50 41.68 V C57
2021-11-13 07:53:55 S 09 15 52.481 +28 51 08.46 V C57
2021-11-13 08:03:56 S 09 15 52.428 +28 51 34.09 V C57
2021-11-13 08:13:55 S 09 15 52.546 +28 52 00.84 V C57
2021-11-13 08:43:56 S 09 15 53.222 +28 53 18.20 V C57
2021-11-13 08:53:55 S 09 15 53.242 +28 53 42.86 V C57
2021-11-13 09:03:55 S 09 15 53.282 +28 54 07.02 V C57
2021-11-13 09:13:56 S 09 15 53.489 +28 54 37.30 V C57
2021-11-13 09:23:55 S 09 15 53.638 +28 55 01.60 V C57
2021-11-13 09:33:56 S 09 15 53.916 +28 55 28.99 V C57
2021-11-13 09:43:55 S 09 15 54.007 +28 55 52.79 V C57
2021-11-13 09:53:56 S 09 15 54.086 +28 56 22.13 V C57
2021-11-13 10:03:55 S 09 15 53.959 +28 56 45.38 V C57
2021-11-13 10:23:55 S 09 15 54.343 +28 57 35.93 V C57
2021-11-13 10:33:55 S 09 15 54.586 +28 58 03.83 V C57
2021-11-13 10:43:56 S 09 15 54.866 +28 58 28.06 V C57
2021-11-13 10:53:55 S 09 15 54.684 +28 58 53.90 V C57
2021-11-13 11:13:55 S 09 15 55.032 +28 59 47.22 V C57
2021-11-13 11:23:56 S 09 15 55.334 +29 00 14.58 V C57
2021-11-13 11:33:55 S 09 15 55.579 +29 00 36.79 V C57
2021-11-13 11:43:56 S 09 15 55.531 +29 01 04.22 V C57
2021-11-13 11:53:55 S 09 15 55.721 +29 01 31.58 V C57
2021-11-13 12:03:55 S 09 15 56.042 +29 01 56.75 V C57
2021-11-13 12:13:56 S 09 15 55.918 +29 02 24.11 V C57
2021-11-13 12:23:55 S 09 15 56.122 +29 02 49.70 V C57
2021-11-13 12:33:56 S 09 15 56.352 +29 03 15.19 V C57
2021-11-13 12:43:55 S 09 15 56.395 +29 03 40.72 V C57
2021-11-13 12:53:56 S 09 15 56.376 +29 04 07.28 V C57
2021-11-13 13:03:55 S 09 15 56.669 +29 04 34.50 V C57
2021-11-13 13:13:56 S 09 15 56.765 +29 04 59.45 V C57
2021-11-13 13:23:55 S 09 15 56.957 +29 05 25.55 V C57
2021-11-14 10:55:03 C 09 15 18.45 +29 55 33.2 U I41
2021-11-14 10:56:23 C 09 15 18.46 +29 55 36.8 U I41
2021-11-14 11:47:53 C 09 15 19.07 +29 57 50.9 U I41
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)