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
2021-11-05 09:53:56 S 09 09 42.494 +20 39 02.45 V C57
2021-11-05 09:53:56 s 1 -159466.40 3 +76738.983 580.0 C57
2021-11-05 10:13:56 S 09 09 43.243 +20 39 49.28 V C57
2021-11-05 10:13:56 s 1 -159064.08 9 +74864.345 5990.0 C57
2021-11-05 10:53:56 S 09 09 44.290 +20 41 34.48 V C57
2021-11-05 10:53:56 s 1 -158215.92 4 +71094.728 8560.0 C57
2021-11-05 11:43:56 S 09 09 44.923 +20 43 38.17 V C57
2021-11-05 11:43:56 s 1 -157071.59 1 +66345.052 3630.0 C57
2021-11-05 11:53:56 S 09 09 45.358 +20 44 00.53 V C57
2021-11-05 11:53:56 s 1 -156831.19 5 +65390.162 8780.0 C57
2021-11-05 12:03:56 S 09 09 45.809 +20 44 27.28 V C57
2021-11-05 12:03:56 s 1 -156586.88 2 +64433.637 9710.0 C57
2021-11-05 12:13:56 S 09 09 45.715 +20 44 49.88 V C57
2021-11-05 12:13:56 s 1 -156338.61 8 +63475.485 6290.0 C57
2021-11-05 12:23:56 S 09 09 45.919 +20 45 15.44 V C57
2021-11-05 12:23:56 s 1 -156086.36 9 +62515.714 8430.0 C57
2021-11-05 12:33:56 S 09 09 46.224 +20 45 43.63 V C57
2021-11-05 12:33:56 s 1 -155830.10 3 +61554.333 5980.0 C57
2021-11-05 12:43:56 S 09 09 46.346 +20 46 10.52 V C57
2021-11-05 12:43:56 s 1 -155569.78 5 +60591.350 8840.0 C57
2021-11-05 13:03:56 S 09 09 46.865 +20 46 55.06 V C57
2021-11-05 13:03:56 s 1 -155036.85 7 +58660.614 9970.0 C57
2021-11-05 13:13:56 S 09 09 46.766 +20 47 23.24 V C57
2021-11-05 13:13:56 s 1 -154764.17 6 +57692.881 7990.0 C57
2021-11-05 13:33:56 S 09 09 47.714 +20 48 08.82 V C57
2021-11-05 13:33:56 s 1 -154206.20 6 +55752.732 8330.0 C57
2021-11-05 13:43:56 S 09 09 47.810 +20 48 36.68 V C57
2021-11-05 13:43:56 s 1 -153920.84 3 +54780.337 390.0 C57
2021-11-05 13:53:56 S 09 09 47.909 +20 49 00.08 V C57
2021-11-05 13:53:56 s 1 -153631.18 1 +53806.410 6870.0 C57
2021-11-05 14:03:56 S 09 09 48.252 +20 49 28.56 V C57
2021-11-05 14:03:56 s 1 -153337.18 1 +52830.963 7630.0 C57
2021-11-05 14:13:56 S 09 09 48.302 +20 49 50.81 V C57
2021-11-05 14:13:56 s 1 -153038.80 7 +51854.006 2550.0 C57
2021-11-05 14:23:56 S 09 09 48.370 +20 50 16.04 V C57
2021-11-05 14:23:56 s 1 -152736.01 9 +50875.552 1490.0 C57
2021-11-05 14:28:19 C 09 10 02.91 +20 50 24.2 V T05
2021-11-05 14:33:36 C 09 10 03.06 +20 50 37.7 V T05
2021-11-05 14:33:56 S 09 09 48.720 +20 50 41.06 V C57
2021-11-05 14:33:56 s 1 -152428.78 1 +49895.613 4310.0 C57
2021-11-05 14:43:56 S 09 09 48.756 +20 51 03.78 V C57
2021-11-05 14:43:56 s 1 -152117.05 4 +48914.203 880.0 C57
2021-11-05 14:45:32 C 09 10 03.40 +20 51 08.1 V T05
2021-11-05 14:53:56 S 09 09 49.142 +20 51 34.13 V C57
2021-11-05 14:53:56 s 1 -151800.79 7 +47931.334 1050.0 C57
2021-11-05 15:07:44 C 09 10 04.00 +20 52 04.7 V T05
2021-11-05 15:13:56 S 09 09 49.627 +20 52 18.62 V C57
2021-11-05 15:13:56 s 1 -151154.53 9 +45961.276 1660.0 C57
2021-11-05 15:23:56 S 09 09 49.634 +20 52 44.94 V C57
2021-11-05 15:23:56 s 1 -150824.45 6 +44974.116 1800.0 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)