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
2021-10-28 02:23:57 S 09 03 46.567 +12 21 26.50 V C57
2021-10-28 02:23:57 s 1 +160814.41 0 +247708.30 8330.0 C57
2021-10-28 02:33:57 S 09 03 46.980 +12 21 51.70 V C57
2021-10-28 02:33:57 s 1 +160610.23 3 +248250.89 8410.0 C57
2021-10-28 02:43:57 S 09 03 47.436 +12 22 16.21 V C57
2021-10-28 02:43:57 s 1 +160405.20 8 +248792.17 5680.0 C57
2021-10-28 02:53:57 S 09 03 48.005 +12 22 40.15 V C57
2021-10-28 02:53:57 s 1 +160199.33 7 +249332.12 140.0 C57
2021-10-28 03:03:57 S 09 03 48.454 +12 23 04.99 V C57
2021-10-28 03:03:57 s 1 +159992.62 7 +249870.76 1820.0 C57
2021-10-28 03:13:57 S 09 03 48.773 +12 23 32.17 V C57
2021-10-28 03:13:57 s 1 +159785.07 9 +250408.07 720.0 C57
2021-10-28 03:23:57 S 09 03 49.037 +12 23 53.48 V C57
2021-10-28 03:23:57 s 1 +159576.69 8 +250944.08 6860.0 C57
2021-10-28 03:33:57 S 09 03 49.740 +12 24 19.55 V C57
2021-10-28 03:33:57 s 1 +159367.48 7 +251478.77 250.0 C57
2021-10-28 03:43:57 S 09 03 49.985 +12 24 42.55 V C57
2021-10-28 03:43:57 s 1 +159157.45 1 +252012.15 900.0 C57
2021-10-28 04:13:57 S 09 03 51.214 +12 25 55.81 V C57
2021-10-28 04:13:57 s 1 +158522.42 6 +253604.42 6570.0 C57
2021-10-28 04:23:57 S 09 03 51.706 +12 26 23.50 V C57
2021-10-28 04:23:57 s 1 +158309.12 4 +254132.56 6410.0 C57
2021-10-28 04:43:57 S 09 03 52.476 +12 27 14.65 V C57
2021-10-28 04:43:57 s 1 +157880.10 3 +255184.92 8070.0 C57
2021-10-28 04:53:57 S 09 03 53.038 +12 27 41.11 V C57
2021-10-28 04:53:57 s 1 +157664.39 1 +255709.15 9920.0 C57
2021-10-28 05:03:57 S 09 03 53.568 +12 28 08.51 V C57
2021-10-28 05:03:57 s 1 +157447.88 2 +256232.07 9130.0 C57
2021-10-28 05:23:57 S 09 03 54.192 +12 28 57.04 V C57
2021-10-28 05:23:57 s 1 +157012.48 9 +257274.02 9690.0 C57
2021-10-28 05:33:57 S 09 03 54.766 +12 29 20.44 V C57
2021-10-28 05:33:57 s 1 +156793.61 3 +257793.05 1060.0 C57
2021-10-28 06:03:57 S 09 03 55.721 +12 30 32.29 V C57
2021-10-28 06:03:57 s 1 +156132.30 4 +259342.36 9700.0 C57
2021-10-28 06:13:57 S 09 03 56.064 +12 30 54.54 V C57
2021-10-28 06:13:57 s 1 +155910.32 0 +259856.21 790.0 C57
2021-10-28 11:23:57 S 09 04 09.302 +12 43 49.51 V C57
2021-10-28 11:23:57 s 1 +148664.10 2 +275151.39 9410.0 C57
2021-10-28 13:03:57 S 09 04 12.953 +12 47 57.16 V C57
2021-10-28 13:03:57 s 1 +146187.46 6 +279828.75 4580.0 C57
2021-10-28 14:03:57 S 09 04 15.506 +12 50 34.76 V C57
2021-10-28 14:03:57 s 1 +144668.87 3 +282574.27 5570.0 C57
2021-10-28 14:13:57 S 09 04 16.286 +12 50 51.97 V C57
2021-10-28 14:13:57 s 1 +144413.59 8 +283027.55 6830.0 C57
2021-10-28 14:32:41 C 09 03 18.17 +12 48 30.2 V T05
2021-10-28 14:37:26 C 09 03 18.30 +12 48 42.2 V T05
2021-10-28 14:42:47 C 09 03 18.45 +12 48 55.4 V T05
2021-10-28 15:03:57 S 09 04 18.048 +12 52 56.60 V C57
2021-10-28 15:03:57 s 1 +143127.94 8 +285275.48 2640.0 C57
2021-10-28 15:30:40 C 09 03 20.07 +12 50 55.2 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)