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
2019-06-26 06:39:48 C 12 46 23.96 -01 35 44.1 V T08
2019-06-26 06:47:13 C 12 46 23.61 -01 35 54.1 V T08
2019-06-26 06:52:36 C 12 46 23.35 -01 36 01.7 V T08
2019-06-26 07:03:15 C 12 46 22.76 -01 36 16.3 V T08
2019-06-30 08:22:52 C 12 42 04.02 -03 51 35.6 V T08
2019-06-30 08:27:33 C 12 42 03.80 -03 51 42.2 V T08
2019-06-30 08:35:35 C 12 42 03.50 -03 51 53.2 V T08
2019-07-02 06:35:03 C 12 40 17.57 -04 56 25.3 V T05
2019-07-02 06:39:01 C 12 40 17.40 -04 56 30.7 V T05
2019-07-02 06:46:31 C 12 40 17.11 -04 56 41.2 V T05
2019-07-02 07:02:00 C 12 40 16.47 -04 57 02.9 V T05
2019-07-03 03:58:39 C 12 39 31.37 -05 26 35.0 V G96
2019-07-03 04:06:55 C 12 39 31.06 -05 26 46.7 V G96
2019-07-03 04:15:10 C 12 39 30.75 -05 26 58.3 V G96
2019-07-03 04:23:26 C 12 39 30.44 -05 27 09.9 V G96
2019-07-04 03:57:42 C 12 38 41.99 -06 00 26.8 V 703
2019-07-04 04:05:37 C 12 38 41.70 -06 00 37.1 V 703
2019-07-04 04:13:30 C 12 38 41.42 -06 00 48.6 V 703
2019-07-04 04:21:25 C 12 38 41.13 -06 00 59.9 V 703
2019-07-04 06:32:35 C 12 38 36.82 -06 04 03.0 V T08
2019-07-04 06:37:15 C 12 38 36.67 -06 04 09.7 V T08
2019-07-04 06:45:22 C 12 38 36.36 -06 04 21.4 V T08
2019-07-04 07:00:06 C 12 38 35.85 -06 04 41.8 V T08
2019-07-06 06:28:11 C 12 37 05.76 -07 11 58.1 V T08
2019-07-06 06:32:52 C 12 37 05.69 -07 12 04.4 V T08
2019-07-06 06:40:32 C 12 37 05.37 -07 12 15.3 V T08
2019-07-06 06:54:54 C 12 37 04.93 -07 12 35.9 V T08
2019-07-12 06:04:44 C 12 33 22.77 -10 37 15.0 V T08
2019-07-12 06:12:34 C 12 33 22.60 -10 37 26.7 V T08
2019-07-12 06:29:37 C 12 33 22.15 -10 37 50.8 V T08
2019-07-12 06:33:39 C 12 33 22.03 -10 37 56.9 V T08
2019-10-23 15:05:21 C 09 25 21.20 -18 18 50.7 V T08
2019-10-23 15:10:06 C 09 25 20.93 -18 18 34.0 V T08
2019-10-23 15:18:42 C 09 25 20.43 -18 18 03.9 V T08
2019-10-23 15:26:02 C 09 25 19.99 -18 17 38.7 V T08
2019-10-28 14:31:36 C 09 19 42.83 -10 56 22.5 V T08
2019-10-28 14:36:47 C 09 19 42.57 -10 56 02.2 V T08
2019-10-28 14:45:35 C 09 19 42.13 -10 55 27.9 V T08
2019-10-28 15:02:24 C 09 19 41.30 -10 54 22.5 V T08
2019-11-01 11:16:18 C 09 15 50.40 -04 40 36.8 V 703
2019-11-01 11:23:20 C 09 15 50.07 -04 40 07.8 V 703
2019-11-01 11:30:22 C 09 15 49.77 -04 39 38.2 V 703
2019-11-01 11:37:26 C 09 15 49.43 -04 39 08.1 V 703
2019-11-01 14:27:53 C 09 15 42.65 -04 27 06.0 V T08
2019-11-01 14:32:35 C 09 15 42.42 -04 26 46.2 V T08
2019-11-01 14:40:20 C 09 15 42.06 -04 26 13.6 V T08
2019-11-01 14:56:44 C 09 15 41.28 -04 25 04.7 V T08
2019-11-01 15:41:01 C 09 15 39.15 -04 21 58.4 V T08
2019-11-03 13:04:34 C 09 13 49.00 -01 07 45.9 V T05
2019-11-03 13:09:04 C 09 13 48.79 -01 07 26.5 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)