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
2023-03-30 08:16:42 C 16 32 00.115 +05 39 11.63 V W68
2023-03-31 07:34:14 C 16 32 16.834 +05 41 56.58 V W68
2023-03-31 07:38:09 C 16 32 16.865 +05 41 56.83 V W68
2023-03-31 07:43:25 C 16 32 16.903 +05 41 57.84 V W68
2023-03-31 08:08:03 C 16 32 17.105 +05 42 01.04 V W68
2023-04-01 13:53:46 C 16 32 35.165 +05 45 23.02 U F51
2023-04-01 14:12:06 C 16 32 35.289 +05 45 25.20 U F51
2023-04-01 14:30:28 C 16 32 35.406 +05 45 27.33 U F51
2023-04-01 14:48:45 C 16 32 35.531 +05 45 29.52 U F51
2023-04-02 06:30:32 C 16 32 43.822 +05 47 26.09 V W68
2023-04-02 06:35:49 C 16 32 43.838 +05 47 26.48 V W68
2023-04-02 06:37:10 C 16 32 43.889 +05 47 26.99 V W68
2023-04-02 06:39:50 C 16 32 43.942 +05 47 27.46 V W68
2023-04-02 07:05:46 C 16 32 44.038 +05 47 30.48 V W68
2023-04-02 07:07:46 C 16 32 44.074 +05 47 30.73 V W68
2023-04-02 07:10:24 C 16 32 44.069 +05 47 31.20 V W68
2023-04-02 07:13:41 C 16 32 44.102 +05 47 31.52 V W68
2023-04-08 01:30:20 C 16 33 06.62 +06 02 33.1 X C95
2023-04-08 02:10:19 C 16 33 06.40 +06 02 36.6 X C95
2023-04-14 02:19:34 B 16 31 45.17 +06 15 21.8 V L65
2023-04-14 02:26:46 B 16 31 45.01 +06 15 22.5 V L65
2023-04-14 02:33:58 B 16 31 44.92 +06 15 23.0 V L65
2023-04-14 06:33:24 C 16 31 41.138 +06 15 54.36 V W68
2023-04-14 06:37:20 C 16 31 41.066 +06 15 54.79 V W68
2023-04-14 06:41:55 C 16 31 40.951 +06 15 54.68 V W68
2023-04-14 06:49:49 C 16 31 40.834 +06 15 55.01 V W68
2023-04-16 00:43:19 C 16 30 52.918 +06 18 37.19 V M22
2023-04-16 00:46:02 C 16 30 52.860 +06 18 37.33 V M22
2023-04-16 01:30:03 C 16 30 51.802 +06 18 39.89 V M22
2023-04-16 02:06:29 C 16 30 50.923 +06 18 41.87 V M22
2023-04-18 23:48:56 C 16 29 04.874 +06 21 46.12 V M22
2023-04-19 00:27:28 C 16 29 03.619 +06 21 47.38 V M22
2023-04-19 00:35:16 C 16 29 03.370 +06 21 47.48 V M22
2023-04-19 00:40:15 C 16 29 03.214 +06 21 47.63 V M22
2023-04-20 05:54:57 C 16 28 08.206 +06 22 26.83 V W68
2023-04-20 05:57:32 C 16 28 08.100 +06 22 26.83 V W68
2023-04-20 06:29:22 C 16 28 06.962 +06 22 27.48 V W68
2023-04-20 06:35:53 C 16 28 06.718 +06 22 27.84 V W68
2023-04-20 11:08:02 C 16 27 57.236 +06 22 19.20 V 703
2023-04-20 11:15:40 C 16 27 56.948 +06 22 19.34 V 703
2023-04-20 11:23:18 C 16 27 56.657 +06 22 19.38 V 703
2023-04-20 11:30:56 C 16 27 56.390 +06 22 19.78 V 703
2023-04-21 18:51:13 C 16 26 48.97 +06 22 28.0 V D29
2023-04-21 18:52:29 C 16 26 48.91 +06 22 28.2 V D29
2023-04-21 19:11:35 C 16 26 48.13 +06 22 28.0 V D29
2023-04-21 19:12:51 C 16 26 48.08 +06 22 27.8 V D29
2023-04-21 19:31:57 C 16 26 47.29 +06 22 27.9 V D29
2023-04-21 19:33:13 C 16 26 47.24 +06 22 27.9 V D29
2023-04-22 00:06:34 B 16 26 37.08 +06 22 21.8 V L65
2023-04-22 00:13:46 B 16 26 36.80 +06 22 22.7 V L65
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)