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
2022-01-05 09:23:54 s 1 +50948.107 0 +381851.47 3570.0 C57
2022-01-05 09:33:54 S 06 59 26.352 +67 47 32.32 V C57
2022-01-05 09:33:54 s 1 +50598.903 0 +381995.48 6440.0 C57
2022-01-05 09:43:54 S 06 59 24.672 +67 47 25.19 V C57
2022-01-05 09:43:54 s 1 +50249.557 0 +382138.53 8990.0 C57
2022-01-05 09:53:54 S 06 59 22.582 +67 47 33.72 V C57
2022-01-05 09:53:54 s 1 +49900.072 0 +382280.63 1210.0 C57
2022-01-05 10:03:54 S 06 59 19.992 +67 47 34.80 V C57
2022-01-05 10:03:54 s 1 +49550.452 0 +382421.80 3130.0 C57
2022-01-05 10:33:55 S 06 59 12.362 +67 47 45.96 V C57
2022-01-05 10:33:55 s 1 +48500.770 0 +382839.61 7040.0 C57
2022-01-05 10:43:54 S 06 59 10.814 +67 47 41.60 V C57
2022-01-05 10:43:54 s 1 +48150.606 0 +382976.98 7750.0 C57
2022-01-05 11:13:54 S 06 59 03.943 +67 47 56.26 V C57
2022-01-05 11:13:54 s 1 +47099.322 0 +383383.44 8120.0 C57
2022-01-05 11:23:54 S 06 59 02.011 +67 47 51.29 V C57
2022-01-05 11:23:54 s 1 +46748.632 0 +383517.04 7680.0 C57
2022-01-05 11:33:54 S 06 58 59.683 +67 47 55.32 V C57
2022-01-05 11:33:54 s 1 +46397.814 0 +383649.70 6960.0 C57
2022-01-05 11:43:54 S 06 58 57.372 +67 47 55.25 V C57
2022-01-05 11:43:54 s 1 +46046.867 0 +383781.41 5970.0 C57
2022-01-05 11:53:54 S 06 58 54.379 +67 48 02.05 V C57
2022-01-05 11:53:54 s 1 +45695.792 0 +383912.18 4710.0 C57
2022-01-05 12:03:54 S 06 58 52.733 +67 48 03.42 V C57
2022-01-05 12:03:54 s 1 +45344.592 0 +384042.02 3200.0 C57
2022-01-05 12:13:54 S 06 58 50.777 +67 48 06.23 V C57
2022-01-05 12:13:54 s 1 +44993.266 0 +384170.90 1410.0 C57
2022-01-05 12:23:54 S 06 58 48.269 +67 48 05.83 V C57
2022-01-05 12:23:54 s 1 +44641.814 0 +384298.83 9380.0 C57
2022-01-05 12:33:54 S 06 58 46.769 +67 48 13.39 V C57
2022-01-05 12:33:54 s 1 +44290.241 0 +384425.84 7090.0 C57
2022-01-05 13:03:54 S 06 58 38.964 +67 48 18.72 V C57
2022-01-05 13:03:54 s 1 +43234.786 0 +384801.20 8760.0 C57
2022-01-05 13:13:54 S 06 58 36.370 +67 48 14.98 V C57
2022-01-05 13:13:54 s 1 +42882.727 0 +384924.43 5510.0 C57
2022-01-05 13:23:54 S 06 58 34.752 +67 48 21.10 V C57
2022-01-05 13:23:54 s 1 +42530.548 0 +385046.72 2020.0 C57
2022-01-05 13:33:54 S 06 58 32.926 +67 48 23.90 V C57
2022-01-05 13:33:54 s 1 +42178.253 0 +385168.09 8320.0 C57
2022-01-05 14:13:54 S 06 58 23.198 +67 48 30.56 V C57
2022-01-05 14:13:54 s 1 +40767.907 0 +385644.11 1280.0 C57
2022-01-05 14:33:54 S 06 58 18.770 +67 48 39.46 V C57
2022-01-05 14:33:54 s 1 +40062.051 0 +385876.50 1510.0 C57
2022-01-05 14:43:54 S 06 58 15.984 +67 48 36.65 V C57
2022-01-05 14:43:54 s 1 +39708.955 0 +385991.28 6320.0 C57
2022-01-05 14:53:54 S 06 58 13.963 +67 48 40.03 V C57
2022-01-05 14:53:54 s 1 +39355.748 0 +386105.12 940.0 C57
2022-01-05 15:03:54 S 06 58 12.180 +67 48 38.74 V C57
2022-01-05 15:03:54 s 1 +39002.433 0 +386218.03 5370.0 C57
2022-01-05 15:23:54 S 06 58 06.466 +67 48 44.32 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)