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
2021-11-09 11:43:56 S 09 13 42.526 +24 51 14.62 V C57
2021-11-09 11:43:56 s 1 +167187.45 5 +219455.08 7060.0 C57
2021-11-09 11:53:56 S 09 13 42.919 +24 51 42.48 V C57
2021-11-09 11:53:56 s 1 +167042.95 3 +220069.55 5760.0 C57
2021-11-09 12:03:56 S 09 13 43.258 +24 52 02.82 V C57
2021-11-09 12:03:56 s 1 +166897.38 3 +220682.61 740.0 C57
2021-11-09 12:13:56 S 09 13 43.370 +24 52 30.54 V C57
2021-11-09 12:13:56 s 1 +166750.75 0 +221294.28 2010.0 C57
2021-11-09 12:23:56 S 09 13 43.966 +24 52 59.16 V C57
2021-11-09 12:23:56 s 1 +166603.05 9 +221904.56 9600.0 C57
2021-11-09 12:33:56 S 09 13 44.011 +24 53 23.03 V C57
2021-11-09 12:33:56 s 1 +166454.31 6 +222513.44 3530.0 C57
2021-11-09 12:43:56 S 09 13 44.522 +24 53 47.00 V C57
2021-11-09 12:43:56 s 1 +166304.52 6 +223120.93 3810.0 C57
2021-11-09 12:53:56 S 09 13 44.878 +24 54 16.06 V C57
2021-11-09 12:53:56 s 1 +166153.69 4 +223727.03 450.0 C57
2021-11-09 13:03:56 S 09 13 45.233 +24 54 41.58 V C57
2021-11-09 13:03:56 s 1 +166001.82 4 +224331.74 3490.0 C57
2021-11-09 13:13:56 S 09 13 45.514 +24 55 05.05 V C57
2021-11-09 13:13:56 s 1 +165848.92 2 +224935.07 2930.0 C57
2021-11-09 13:20:10 C 09 12 47.78 +24 52 26.9 V T05
2021-11-09 13:23:56 S 09 13 45.914 +24 55 34.75 V C57
2021-11-09 13:23:56 s 1 +165694.99 4 +225537.01 8800.0 C57
2021-11-09 13:32:04 C 09 12 48.04 +24 52 57.7 V T05
2021-11-09 13:33:56 S 09 13 46.027 +24 55 59.95 V C57
2021-11-09 13:33:56 s 1 +165540.04 3 +226137.57 1110.0 C57
2021-11-09 13:43:56 S 09 13 46.589 +24 56 22.81 V C57
2021-11-09 13:43:56 s 1 +165384.07 5 +226736.75 9870.0 C57
2021-11-09 13:52:49 C 09 12 48.49 +24 53 51.3 V T05
2021-11-09 13:53:56 S 09 13 46.819 +24 56 55.28 V C57
2021-11-09 13:53:56 s 1 +165227.09 4 +227334.55 5120.0 C57
2021-11-09 14:03:56 S 09 13 47.100 +24 57 17.57 V C57
2021-11-09 14:03:56 s 1 +165069.10 7 +227930.98 6850.0 C57
2021-11-09 14:13:56 S 09 13 47.741 +24 57 42.70 V C57
2021-11-09 14:13:56 s 1 +164910.11 6 +228526.03 5100.0 C57
2021-11-09 14:23:56 S 09 13 48.058 +24 58 12.00 V C57
2021-11-09 14:23:56 s 1 +164750.12 8 +229119.70 9880.0 C57
2021-11-09 14:33:56 S 09 13 48.161 +24 58 35.00 V C57
2021-11-09 14:33:56 s 1 +164589.14 8 +229712.00 1200.0 C57
2021-11-09 14:43:56 S 09 13 48.598 +24 59 02.51 V C57
2021-11-09 14:43:56 s 1 +164427.17 8 +230302.94 9080.0 C57
2021-11-09 14:53:56 S 09 13 48.828 +24 59 28.79 V C57
2021-11-09 14:53:56 s 1 +164264.22 6 +230892.50 3540.0 C57
2021-11-09 15:03:56 S 09 13 49.418 +24 59 53.12 V C57
2021-11-09 15:03:56 s 1 +164100.29 4 +231480.70 4590.0 C57
2021-11-09 15:13:56 S 09 13 49.469 +25 00 20.30 V C57
2021-11-09 15:13:56 s 1 +163935.38 9 +232067.53 2260.0 C57
2021-11-09 15:23:56 S 09 13 49.906 +25 00 46.94 V C57
2021-11-09 15:23:56 s 1 +163769.51 4 +232653.00 6560.0 C57
2021-11-09 15:33:56 S 09 13 50.028 +25 01 13.55 V C57
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)