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
2024-01-17 06:58:24 s 1 -35447.087 0 -152068.36 5420.0 C57
2024-01-17 07:18:24 S 07 36 58.349 +68 00 43.27 V C57
2024-01-17 07:18:24 s 1 -33996.477 0 -152606.48 2730.0 C57
2024-01-17 07:38:24 S 07 36 54.602 +68 00 40.57 V C57
2024-01-17 07:38:24 s 1 -32540.868 0 -153122.12 6730.0 C57
2024-01-17 08:18:24 S 07 36 48.998 +68 00 44.82 V C57
2024-01-17 08:18:24 s 1 -29615.937 0 -154087.69 8700.0 C57
2024-01-17 08:38:24 S 07 36 45.024 +68 00 45.36 V C57
2024-01-17 08:38:24 s 1 -28147.008 0 -154537.35 1940.0 C57
2024-01-17 08:58:24 S 07 36 41.309 +68 00 50.11 V C57
2024-01-17 08:58:24 s 1 -26674.166 0 -154965.47 4840.0 C57
2024-01-17 09:18:24 S 07 36 37.860 +68 00 45.11 V C57
2024-01-17 09:18:24 s 1 -25197.614 0 -155372.00 5240.0 C57
2024-01-17 09:38:24 S 07 36 35.059 +68 00 49.46 V C57
2024-01-17 09:38:24 s 1 -23717.543 0 -155756.77 700.0 C57
2024-01-17 09:58:24 S 07 36 32.393 +68 00 48.35 V C57
2024-01-17 09:58:24 s 1 -22234.260 0 -156120.37 470.0 C57
2024-01-20 10:43:57 C 07 23 57.569 +68 04 17.83 V T08
2024-01-20 10:49:36 C 07 23 56.686 +68 04 16.36 V T08
2024-01-20 10:57:57 C 07 23 55.106 +68 04 16.43 V T08
2024-01-20 11:48:38 C 07 23 46.109 +68 04 13.44 V T08
2024-02-03 09:29:52 C 06 40 58.061 +66 28 20.10 V T05
2024-02-03 09:34:26 C 06 40 57.595 +66 28 18.52 V T05
2024-02-03 09:42:15 C 06 40 57.031 +66 28 15.31 V T05
2024-02-03 10:01:14 C 06 40 55.169 +66 28 06.67 V T05
2024-02-07 09:03:56 C 06 34 04.678 +65 43 03.86 V T05
2024-02-07 09:08:03 C 06 34 04.368 +65 43 01.99 V T05
2024-02-07 09:16:34 C 06 34 03.948 +65 42 57.78 V T05
2024-02-07 09:32:14 C 06 34 02.753 +65 42 49.82 V T05
2024-03-28 03:00:32 C 07 00 45.407 +55 19 30.90 V G96
2024-03-28 03:08:51 C 07 00 45.918 +55 19 27.12 V G96
2024-03-28 03:17:10 C 07 00 46.451 +55 19 23.09 V G96
2024-03-28 03:25:30 C 07 00 47.016 +55 19 18.44 V G96
2024-04-19 06:13:01 C 07 38 42.234 +51 09 11.28 X F51
2024-04-19 06:32:47 C 07 38 43.740 +51 09 01.66 X F51
2024-04-19 06:52:38 C 07 38 45.202 +51 08 52.50 X F51
2024-04-19 07:12:27 C 07 38 46.648 +51 08 42.86 X F51
2025-03-10 11:54:11 C 16 37 43.648 +01 13 06.78 V G96
2025-03-10 12:01:47 C 16 37 44.008 +01 13 06.64 V G96
2025-03-10 12:09:24 C 16 37 44.386 +01 13 06.42 V G96
2025-03-10 12:17:01 C 16 37 44.728 +01 13 06.10 V G96
2025-03-24 15:12:43 C 16 52 44.242 +01 02 50.28 V T08
2025-03-24 15:18:12 C 16 52 44.417 +01 02 49.67 V T08
2025-03-24 15:22:19 C 16 52 44.570 +01 02 49.88 V T08
2025-03-24 15:26:27 C 16 52 44.736 +01 02 49.20 V T08
2025-03-28 11:49:15 C 16 56 13.512 +00 59 00.24 V T08
2025-03-28 11:53:53 C 16 56 13.709 +00 58 59.23 V T08
2025-03-28 11:57:53 C 16 56 13.814 +00 58 59.34 V T08
2025-03-28 12:41:07 C 16 56 15.307 +00 58 57.04 V T08
2025-03-29 14:10:33 C 16 57 09.206 +00 57 41.90 X F51
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)