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
2021-05-30 08:49:13 C 13 57 04.50 +05 55 09.8 V T08
2021-05-30 09:06:31 C 13 57 01.77 +05 54 49.5 V T08
2021-05-30 11:41:33 C 13 56 39.062 +05 52 01.02 V P07
2021-05-30 11:41:40 C 13 56 39.007 +05 52 00.66 V P07
2021-05-30 12:44:18 C 13 56 29.170 +05 50 47.72 V P07
2021-05-30 12:45:34 C 13 56 28.990 +05 50 46.07 V P07
2021-05-30 13:56:11 C 13 56 17.858 +05 49 23.63 V P07
2021-05-30 16:13:30 C 13 55 56.294 +05 46 42.28 V P07
2021-05-30 17:23:56 C 13 55 45.300 +05 45 18.90 V P07
2021-05-31 02:13:24 C 13 54 25.64 +05 34 36.3 V W46
2021-05-31 02:30:00 C 13 54 23.04 +05 34 16.6 V W46
2021-05-31 02:52:17 C 13 54 19.56 +05 33 50.1 V W46
2021-05-31 07:54:29 C 13 53 32.90 +05 27 49.0 V 703
2021-05-31 08:01:46 C 13 53 31.78 +05 27 40.5 V 703
2021-05-31 08:09:04 C 13 53 30.66 +05 27 31.5 V 703
2021-05-31 08:16:21 C 13 53 29.52 +05 27 22.9 V 703
2021-05-31 22:58:13 C 13 51 16.10 +05 09 33.1 V 160
2021-05-31 23:01:16 C 13 51 15.64 +05 09 29.4 V 160
2021-05-31 23:04:19 C 13 51 15.16 +05 09 25.7 V 160
2021-06-01 09:58:43 C 13 49 36.24 +04 56 08.1 V T05
2021-06-01 10:05:19 C 13 49 35.22 +04 55 59.9 V T05
2021-06-01 10:34:50 C 13 49 30.66 +04 55 23.3 V T05
2021-06-01 10:49:39 C 13 49 28.38 +04 55 04.9 V T05
2021-06-01 20:07:05 C 13 48 05.38 +04 43 25.6 V G17
2021-06-01 20:14:46 C 13 48 04.20 +04 43 16.3 V G17
2021-06-01 20:16:43 C 13 48 03.95 +04 43 15.1 V K73
2021-06-01 20:22:26 C 13 48 03.02 +04 43 06.4 V G17
2021-06-01 20:24:00 C 13 48 02.70 +04 43 06.2 V K73
2021-06-01 21:07:12 C 13 47 55.95 +04 42 11.3 V K73
2021-06-02 22:34:31 C 13 44 07.56 +04 09 52.0 V 160
2021-06-02 22:37:57 C 13 44 07.05 +04 09 47.4 V 160
2021-06-02 22:41:18 C 13 44 06.54 +04 09 43.1 V 160
2021-06-02 23:39:32 C 13 43 57.73 +04 08 28.5 V L63
2021-06-02 23:48:28 C 13 43 56.38 +04 08 16.7 V L63
2021-06-02 23:57:59 C 13 43 54.94 +04 08 04.4 V L63
2021-06-03 10:03:23 C 13 42 25.14 +03 55 07.4 V T08
2021-06-03 10:11:20 C 13 42 23.94 +03 54 57.2 V T08
2021-06-03 10:18:00 C 13 42 22.92 +03 54 48.3 V T08
2021-06-03 10:51:03 C 13 42 17.93 +03 54 05.2 V T08
2021-06-05 08:04:52 C 13 35 41.43 +02 53 57.2 V T05
2021-06-05 08:09:29 C 13 35 40.75 +02 53 51.0 V T05
2021-06-05 08:17:25 C 13 35 39.56 +02 53 40.2 V T05
2021-06-05 08:32:44 C 13 35 37.27 +02 53 19.3 V T05
2021-06-06 06:10:25 C 13 32 30.56 +02 23 39.9 V 703
2021-06-06 06:17:57 C 13 32 29.43 +02 23 29.4 V 703
2021-06-06 06:25:31 C 13 32 28.36 +02 23 19.4 V 703
2021-06-06 06:33:03 C 13 32 27.24 +02 23 08.4 V 703
2021-06-07 07:59:32 C 13 28 51.09 +01 47 44.2 V T08
2021-06-07 08:04:12 C 13 28 50.41 +01 47 37.7 V T08
2021-06-07 08:14:52 C 13 28 48.87 +01 47 22.6 V T08
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)