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
2022-01-07 01:43:54 S 06 50 25.344 +67 54 10.04 V C57
2022-01-07 01:43:54 s 1 -35532.193 0 +389590.50 6740.0 C57
2022-01-07 01:53:54 S 06 50 23.930 +67 54 07.16 V C57
2022-01-07 01:53:54 s 1 -35889.263 0 +389510.68 7590.0 C57
2022-01-07 02:23:54 S 06 50 17.318 +67 54 08.89 V C57
2022-01-07 02:23:54 s 1 -36960.034 0 +389265.71 6410.0 C57
2022-01-07 02:33:54 S 06 50 14.050 +67 54 07.96 V C57
2022-01-07 02:33:54 s 1 -37316.809 0 +389182.22 4770.0 C57
2022-01-07 03:03:54 S 06 50 09.084 +67 54 14.33 V C57
2022-01-07 03:03:54 s 1 -38386.676 0 +388926.22 6020.0 C57
2022-01-07 03:23:54 S 06 50 04.253 +67 54 18.83 V C57
2022-01-07 03:23:54 s 1 -39099.529 0 +388750.96 6980.0 C57
2022-01-07 03:33:54 S 06 50 02.306 +67 54 20.84 V C57
2022-01-07 03:33:54 s 1 -39455.836 0 +388661.96 1480.0 C57
2022-01-07 03:43:54 S 06 49 58.639 +67 54 20.99 V C57
2022-01-07 03:43:54 s 1 -39812.061 0 +388572.03 5320.0 C57
2022-01-07 04:23:54 S 06 49 51.410 +67 54 20.59 V C57
2022-01-07 04:23:54 s 1 -41236.134 0 +388203.13 4050.0 C57
2022-01-07 04:33:54 S 06 49 48.024 +67 54 22.61 V C57
2022-01-07 04:33:54 s 1 -41591.940 0 +388108.60 4560.0 C57
2022-01-07 05:03:39 C 06 49 28.88 +67 43 40.1 V 703
2022-01-07 05:11:30 C 06 49 27.15 +67 43 40.8 V 703
2022-01-07 05:13:54 S 06 49 40.435 +67 54 22.61 V C57
2022-01-07 05:13:54 s 1 -43014.292 0 +387721.31 9730.0 C57
2022-01-07 05:19:21 C 06 49 25.47 +67 43 41.5 V 703
2022-01-07 05:27:11 C 06 49 23.80 +67 43 42.9 V 703
2022-01-07 05:43:54 S 06 49 32.690 +67 54 28.76 V C57
2022-01-07 05:43:54 s 1 -44080.114 0 +387421.17 8800.0 C57
2022-01-07 05:53:54 S 06 49 30.746 +67 54 23.22 V C57
2022-01-07 05:53:54 s 1 -44435.203 0 +387319.29 3750.0 C57
2022-01-07 06:23:54 S 06 49 23.554 +67 54 24.44 V C57
2022-01-07 06:23:54 s 1 -45499.907 0 +387008.10 4300.0 C57
2022-01-07 07:03:54 S 06 49 16.087 +67 54 35.86 V C57
2022-01-07 07:03:54 s 1 -46918.159 0 +386580.30 8210.0 C57
2022-01-07 07:43:54 S 06 49 06.871 +67 54 33.62 V C57
2022-01-07 07:43:54 s 1 -48334.812 0 +386137.75 260.0 C57
2022-01-07 11:33:54 S 06 48 17.522 +67 54 48.49 V C57
2022-01-07 11:33:54 s 1 -56446.621 0 +383306.56 1310.0 C57
2022-01-07 12:13:54 S 06 48 07.442 +67 54 56.92 V C57
2022-01-07 12:13:54 s 1 -57850.953 0 +382764.26 6440.0 C57
2022-01-07 19:33:35 C 06 46 31.64 +67 44 48.5 Z Z93
2022-01-07 19:33:35 C 06 46 31.65 +67 44 48.4 q Z93
2022-01-07 19:45:46 C 06 46 29.12 +67 44 49.1 Z Z93
2022-01-07 19:45:47 C 06 46 29.17 +67 44 49.5 q Z93
2022-01-07 19:59:31 C 06 46 26.39 +67 44 50.4 Z Z93
2022-01-07 19:59:32 C 06 46 26.44 +67 44 51.1 q Z93
2022-01-08 16:57:02 C 06 42 15.06 +67 45 46.6 q C97
2022-01-08 16:58:14 C 06 42 14.23 +67 45 48.8 q C97
2022-01-09 10:48:03 C 06 38 44.68 +67 45 46.7 V T05
2022-01-09 10:52:41 C 06 38 43.75 +67 45 46.3 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)