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
2019-12-13 06:29:56 C 07 14 15.26 +60 52 23.1 u H21
2019-12-13 06:31:53 C 07 14 14.73 +60 52 26.5 u H21
2019-12-13 06:33:51 C 07 14 14.18 +60 52 29.7 u H21
2019-12-13 06:35:48 C 07 14 13.65 +60 52 33.1 u H21
2019-12-13 06:37:46 C 07 14 13.12 +60 52 36.4 u H21
2019-12-13 06:39:44 C 07 14 12.59 +60 52 40.1 u H21
2019-12-13 06:41:41 C 07 14 12.02 +60 52 43.5 u H21
2019-12-13 06:43:38 C 07 14 11.51 +60 52 46.9 u H21
2019-12-13 06:45:35 C 07 14 10.99 +60 52 50.0 u H21
2019-12-13 06:47:32 C 07 14 10.45 +60 52 53.5 u H21
2019-12-13 06:49:29 C 07 14 09.89 +60 52 56.8 u H21
2019-12-13 06:51:33 C 07 14 09.35 +60 53 00.4 u H21
2019-12-19 04:19:34 C 06 35 21.17 +63 58 38.7 V 703
2019-12-19 04:27:27 C 06 35 18.90 +63 58 46.6 V 703
2019-12-19 04:35:19 C 06 35 16.81 +63 58 53.8 V 703
2019-12-19 04:43:12 C 06 35 14.55 +63 58 59.5 V 703
2019-12-19 04:53:11 C 06 35 11.63 +63 59 11.5 V 703
2019-12-19 06:18:24 C 06 34 47.34 +64 00 34.6 V 703
2019-12-19 06:26:11 C 06 34 45.17 +64 00 43.3 V 703
2019-12-19 12:06:16 C 06 33 09.68 +64 05 51.4 V T05
2019-12-19 12:11:56 C 06 33 08.04 +64 05 56.3 V T05
2019-12-19 12:21:25 C 06 33 05.31 +64 06 04.2 V T05
2019-12-19 12:37:42 C 06 33 00.64 +64 06 18.4 V T05
2019-12-20 02:14:24 S 06 28 27.348 +64 33 52.85 V C57
2019-12-20 02:14:24 s 1 -150576.99 0 +332790.50 40.0 C57
2019-12-20 05:44:24 S 06 27 26.851 +64 36 21.67 V C57
2019-12-20 05:44:24 s 1 -155199.48 9 +325158.21 5510.0 C57
2019-12-20 06:14:24 S 06 27 17.443 +64 36 42.48 V C57
2019-12-20 06:14:24 s 1 -155842.73 4 +324032.43 4000.0 C57
2019-12-20 06:44:24 S 06 27 09.286 +64 37 02.82 V C57
2019-12-20 06:44:24 s 1 -156481.57 2 +322897.73 5590.0 C57
2019-12-20 07:14:24 S 06 26 59.794 +64 37 23.99 V C57
2019-12-20 07:14:24 s 1 -157115.96 0 +321754.08 170.0 C57
2019-12-20 08:14:24 S 06 26 43.260 +64 38 06.25 V C57
2019-12-20 08:14:24 s 1 -158371.20 5 +319439.82 7950.0 C57
2019-12-20 08:44:24 S 06 26 34.502 +64 38 24.83 V C57
2019-12-20 08:44:24 s 1 -158991.97 1 +318269.17 950.0 C57
2019-12-20 09:14:24 S 06 26 25.805 +64 38 45.82 V C57
2019-12-20 09:14:24 s 1 -159608.10 5 +317089.48 6580.0 C57
2019-12-20 09:44:24 S 06 26 17.186 +64 39 05.65 V C57
2019-12-20 09:44:24 s 1 -160219.55 9 +315900.71 4730.0 C57
2019-12-20 10:14:24 S 06 26 08.676 +64 39 25.20 V C57
2019-12-20 10:14:24 s 1 -160826.28 6 +314702.85 5300.0 C57
2019-12-20 11:14:24 S 06 25 51.655 +64 40 04.87 V C57
2019-12-20 11:14:24 s 1 -162025.36 6 +312279.74 3310.0 C57
2019-12-20 11:44:24 S 06 25 43.042 +64 40 24.67 V C57
2019-12-20 11:44:24 s 1 -162617.62 1 +311054.45 540.0 C57
2019-12-20 12:14:24 S 06 25 34.327 +64 40 44.51 V C57
2019-12-20 12:14:24 s 1 -163204.95 2 +309819.95 9790.0 C57
2019-12-20 12:44:24 S 06 25 25.750 +64 41 04.27 V 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)