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
2020-02-28 04:13:33 C 05 16 04.30 +56 23 40.7 V G96
2020-02-28 04:21:44 C 05 16 04.94 +56 23 37.7 V G96
2020-03-17 02:41:03 C 05 51 21.88 +54 03 48.7 V G96
2020-03-17 02:48:37 C 05 51 22.53 +54 03 46.6 V G96
2020-03-17 02:56:11 C 05 51 23.18 +54 03 43.8 V G96
2021-01-10 13:05:29 C 14 58 44.08 +07 32 24.6 V G96
2021-01-10 13:11:32 C 14 58 44.44 +07 32 23.6 V G96
2021-01-10 13:17:34 C 14 58 44.78 +07 32 22.8 V G96
2021-01-10 13:23:37 C 14 58 45.18 +07 32 22.1 V G96
2021-02-06 12:56:43 C 15 34 24.47 +06 56 42.8 V G96
2021-02-06 13:03:29 C 15 34 24.78 +06 56 42.7 V G96
2021-02-06 13:10:14 C 15 34 25.14 +06 56 42.5 V G96
2021-02-06 13:16:59 C 15 34 25.42 +06 56 43.2 V G96
2021-03-19 11:04:14 C 16 08 08.00 +09 03 27.5 V G96
2021-03-19 11:11:35 C 16 08 08.08 +09 03 29.1 V G96
2021-03-19 11:18:57 C 16 08 08.15 +09 03 30.7 V G96
2021-03-19 11:26:18 C 16 08 08.24 +09 03 32.5 V G96
2021-03-26 12:43:33 C 16 09 18.28 +09 44 21.8 V T05
2021-03-26 13:02:34 C 16 09 18.25 +09 44 26.6 V T05
2021-03-26 13:06:34 C 16 09 18.29 +09 44 27.7 V T05
2021-03-26 13:14:32 C 16 09 18.21 +09 44 30.4 V T05
2021-03-30 09:20:19 C 16 09 03.82 +10 07 53.5 U I41
2021-03-30 10:12:44 C 16 09 03.39 +10 08 07.1 U I41
2021-04-01 09:25:43 C 16 08 39.75 +10 20 19.0 U I41
2021-04-01 10:03:46 C 16 08 39.29 +10 20 28.8 U I41
2021-04-05 13:58:20 C 16 07 09.18 +10 46 25.5 V T08
2021-04-05 14:03:35 C 16 07 09.10 +10 46 26.7 V T08
2021-04-05 14:45:06 C 16 07 08.15 +10 46 37.6 V T08
2021-04-05 15:22:07 C 16 07 07.36 +10 46 47.0 V T08
2021-04-06 10:36:38 C 16 06 43.62 +10 51 42.4 U I41
2021-04-06 10:39:19 C 16 06 43.56 +10 51 43.1 U I41
2021-04-07 08:37:38 C 16 06 13.62 +10 57 20.8 V G96
2021-04-07 08:46:26 C 16 06 13.38 +10 57 23.1 V G96
2021-04-07 09:02:50 C 16 06 12.96 +10 57 27.3 V G96
2021-04-07 09:11:37 C 16 06 12.73 +10 57 29.6 V G96
2021-04-08 09:36:16 C 16 05 35.66 +11 03 41.6 U I41
2021-04-08 10:05:49 C 16 05 34.80 +11 03 49.2 U I41
2021-04-08 11:07:37 C 16 05 33.40 +11 04 06.7 V T08
2021-04-08 11:10:17 C 16 05 33.32 +11 04 07.4 V T08
2021-04-08 12:00:43 C 16 05 31.80 +11 04 20.6 V T08
2021-04-08 12:08:51 C 16 05 31.61 +11 04 22.5 V T08
2021-04-09 10:15:24 C 16 04 54.24 +11 09 53.7 V 703
2021-04-09 10:23:01 C 16 04 54.02 +11 09 55.9 V 703
2021-04-09 10:30:39 C 16 04 53.76 +11 09 58.1 V 703
2021-04-09 10:38:16 C 16 04 53.57 +11 09 59.5 V 703
2021-04-09 14:36:28 C 16 04 46.36 +11 11 00.6 V T08
2021-04-09 15:08:35 C 16 04 45.32 +11 11 08.6 V T08
2021-04-09 15:13:03 C 16 04 45.15 +11 11 09.7 V T08
2021-04-09 15:18:49 C 16 04 45.02 +11 11 10.6 V T08
2021-04-14 11:14:12 C 16 00 32.97 +11 38 46.4 V 703
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)