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
2021-10-22 10:33:57 S 08 57 47.863 +06 41 08.02 V C57
2021-10-22 10:33:57 s 1 -168179.65 7 +196600.70 880.0 C57
2021-10-22 10:43:57 S 08 57 48.120 +06 41 26.92 V C57
2021-10-22 10:43:57 s 1 -168307.90 3 +195931.54 7360.0 C57
2021-10-22 10:53:57 S 08 57 48.122 +06 41 56.44 V C57
2021-10-22 10:53:57 s 1 -168434.85 1 +195260.86 9200.0 C57
2021-10-22 11:03:57 S 08 57 48.600 +06 42 17.96 V C57
2021-10-22 11:03:57 s 1 -168560.49 4 +194588.66 6400.0 C57
2021-10-22 12:23:57 S 08 57 50.383 +06 45 38.12 V C57
2021-10-22 12:23:57 s 1 -169517.77 8 +189156.10 3580.0 C57
2021-10-22 12:33:57 S 08 57 50.928 +06 46 00.34 V C57
2021-10-22 12:33:57 s 1 -169631.34 9 +188470.13 7800.0 C57
2021-10-22 12:43:57 S 08 57 51.218 +06 46 23.45 V C57
2021-10-22 12:43:57 s 1 -169743.54 1 +187782.63 7120.0 C57
2021-10-22 12:53:57 S 08 57 51.398 +06 46 48.11 V C57
2021-10-22 12:53:57 s 1 -169854.34 8 +187093.59 1520.0 C57
2021-10-22 13:03:57 S 08 57 51.298 +06 47 13.42 V C57
2021-10-22 13:03:57 s 1 -169963.76 2 +186403.00 960.0 C57
2021-10-22 13:13:57 S 08 57 51.790 +06 47 34.19 V C57
2021-10-22 13:13:57 s 1 -170071.77 5 +185710.87 5420.0 C57
2021-10-22 13:23:57 S 08 57 52.277 +06 48 01.51 V C57
2021-10-22 13:23:57 s 1 -170178.37 9 +185017.20 4870.0 C57
2021-10-22 13:27:17 C 08 57 51.74 +06 49 28.9 V T08
2021-10-22 13:33:17 C 08 57 51.91 +06 49 43.7 V T08
2021-10-22 13:33:57 S 08 57 52.493 +06 48 27.32 V C57
2021-10-22 13:33:57 s 1 -170283.56 8 +184321.98 9290.0 C57
2021-10-22 13:41:14 C 08 57 52.17 +06 50 03.5 V T08
2021-10-22 13:43:57 S 08 57 52.562 +06 48 56.52 V C57
2021-10-22 13:43:57 s 1 -170387.33 2 +183625.21 8640.0 C57
2021-10-22 13:53:57 S 08 57 52.853 +06 49 17.54 V C57
2021-10-22 13:53:57 s 1 -170489.66 5 +182926.90 2910.0 C57
2021-10-22 13:57:13 C 08 57 52.73 +06 50 43.0 V T08
2021-10-22 14:03:57 S 08 57 53.071 +06 49 38.60 V C57
2021-10-22 14:03:57 s 1 -170590.55 7 +182227.03 2070.0 C57
2021-10-22 14:13:57 S 08 57 53.616 +06 50 05.42 V C57
2021-10-22 14:13:57 s 1 -170690.00 2 +181525.60 6080.0 C57
2021-10-22 14:23:57 S 08 57 53.426 +06 50 31.31 V C57
2021-10-22 14:23:57 s 1 -170787.99 2 +180822.63 4920.0 C57
2021-10-22 14:33:57 S 08 57 53.563 +06 50 54.31 V C57
2021-10-22 14:33:57 s 1 -170884.51 7 +180118.09 8560.0 C57
2021-10-22 14:43:57 S 08 57 53.880 +06 51 16.85 V C57
2021-10-22 14:43:57 s 1 -170979.57 1 +179412.00 6970.0 C57
2021-10-22 15:03:57 S 08 57 54.547 +06 52 06.53 V C57
2021-10-22 15:03:57 s 1 -171165.22 8 +177995.13 8000.0 C57
2021-10-22 15:13:57 S 08 57 55.018 +06 52 30.07 V C57
2021-10-22 15:13:57 s 1 -171255.81 6 +177284.35 560.0 C57
2021-10-22 15:23:57 S 08 57 55.056 +06 52 54.34 V C57
2021-10-22 15:23:57 s 1 -171344.89 9 +176572.01 7780.0 C57
2021-10-22 15:33:57 S 08 57 55.234 +06 53 21.66 V C57
2021-10-22 15:33:57 s 1 -171432.46 7 +175858.10 9630.0 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)