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
2021-10-30 14:13:57 S 09 06 03.170 +14 50 40.85 V C57
2021-10-30 14:13:57 s 1 +53250.391 0 +365722.87 1920.0 C57
2021-10-30 14:23:57 S 09 06 03.605 +14 51 03.28 V C57
2021-10-30 14:23:57 s 1 +52895.251 0 +365852.82 4450.0 C57
2021-10-30 14:33:57 S 09 06 03.876 +14 51 29.95 V C57
2021-10-30 14:33:57 s 1 +52539.971 0 +365981.73 6590.0 C57
2021-10-30 14:43:57 S 09 06 04.267 +14 51 51.37 V C57
2021-10-30 14:43:57 s 1 +52184.552 0 +366109.59 8330.0 C57
2021-10-30 14:53:57 S 09 06 04.265 +14 52 14.66 V C57
2021-10-30 14:53:57 s 1 +51828.995 0 +366236.40 9680.0 C57
2021-10-30 15:03:57 S 09 06 04.949 +14 52 44.18 V C57
2021-10-30 15:03:57 s 1 +51473.302 0 +366362.17 650.0 C57
2021-10-30 15:13:57 S 09 06 05.522 +14 53 05.10 V C57
2021-10-30 15:13:57 s 1 +51117.473 0 +366486.90 1230.0 C57
2021-10-30 15:23:57 S 09 06 05.558 +14 53 35.02 V C57
2021-10-30 15:23:57 s 1 +50761.509 0 +366610.58 1430.0 C57
2021-10-30 15:33:57 S 09 06 05.856 +14 53 57.52 V C57
2021-10-30 15:33:57 s 1 +50405.412 0 +366733.21 1260.0 C57
2021-10-30 15:43:57 S 09 06 06.365 +14 54 20.74 V C57
2021-10-30 15:43:57 s 1 +50049.183 0 +366854.80 720.0 C57
2021-10-30 15:53:57 S 09 06 06.708 +14 54 50.26 V C57
2021-10-30 15:53:57 s 1 +49692.822 0 +366975.35 9810.0 C57
2021-10-30 16:03:57 S 09 06 06.943 +14 55 13.80 V C57
2021-10-30 16:03:57 s 1 +49336.332 0 +367094.85 8530.0 C57
2021-10-30 16:13:57 S 09 06 07.337 +14 55 38.78 V C57
2021-10-30 16:13:57 s 1 +48979.712 0 +367213.31 6890.0 C57
2021-10-30 16:23:57 S 09 06 07.598 +14 56 05.50 V C57
2021-10-30 16:23:57 s 1 +48622.964 0 +367330.72 4900.0 C57
2021-10-30 16:33:57 S 09 06 07.925 +14 56 27.46 V C57
2021-10-30 16:33:57 s 1 +48266.090 0 +367447.09 2560.0 C57
2021-10-30 16:43:57 S 09 06 08.256 +14 56 53.56 V C57
2021-10-30 16:43:57 s 1 +47909.090 0 +367562.42 9860.0 C57
2021-10-30 16:53:57 S 09 06 08.544 +14 57 14.87 V C57
2021-10-30 16:53:57 s 1 +47551.965 0 +367676.71 6830.0 C57
2021-10-30 17:03:57 S 09 06 09.132 +14 57 45.22 V C57
2021-10-30 17:03:57 s 1 +47194.717 0 +367789.95 3450.0 C57
2021-10-30 17:13:57 S 09 06 09.223 +14 58 07.61 V C57
2021-10-30 17:13:57 s 1 +46837.346 0 +367902.15 9730.0 C57
2021-10-30 17:23:57 S 09 06 09.650 +14 58 33.10 V C57
2021-10-30 17:23:57 s 1 +46479.854 0 +368013.31 5680.0 C57
2021-10-30 17:33:57 S 09 06 09.900 +14 58 58.26 V C57
2021-10-30 17:33:57 s 1 +46122.241 0 +368123.43 1300.0 C57
2021-10-30 17:43:57 S 09 06 10.507 +14 59 20.87 V C57
2021-10-30 17:43:57 s 1 +45764.509 0 +368232.50 6590.0 C57
2021-10-30 17:53:57 S 09 06 10.514 +14 59 48.88 V C57
2021-10-30 17:53:57 s 1 +45406.660 0 +368340.54 1560.0 C57
2021-10-30 18:13:57 S 09 06 11.182 +15 00 33.48 V C57
2021-10-30 18:13:57 s 1 +44690.610 0 +368553.48 560.0 C57
2021-10-30 18:23:57 S 09 06 11.628 +15 01 03.29 V C57
2021-10-30 18:23:57 s 1 +44332.412 0 +368658.39 4580.0 C57
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)