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 02:43:56 S 09 13 23.659 +24 27 45.07 V C57
2021-11-09 02:43:56 s 1 +173244.57 9 +184147.69 3890.0 C57
2021-11-09 02:53:56 S 09 13 23.676 +24 28 11.78 V C57
2021-11-09 02:53:56 s 1 +173166.59 5 +184840.36 4910.0 C57
2021-11-09 03:03:56 S 09 13 23.981 +24 28 35.51 V C57
2021-11-09 03:03:56 s 1 +173087.20 1 +185531.52 990.0 C57
2021-11-09 03:13:56 S 09 13 24.662 +24 29 00.42 V C57
2021-11-09 03:13:56 s 1 +173006.40 3 +186221.19 2160.0 C57
2021-11-09 03:23:56 S 09 13 24.847 +24 29 29.44 V C57
2021-11-09 03:23:56 s 1 +172924.21 0 +186909.36 8450.0 C57
2021-11-09 03:33:56 S 09 13 25.310 +24 29 51.86 V C57
2021-11-09 03:33:56 s 1 +172840.62 9 +187596.05 9880.0 C57
2021-11-09 03:43:56 S 09 13 25.579 +24 30 22.46 V C57
2021-11-09 03:43:56 s 1 +172755.66 7 +188281.24 6480.0 C57
2021-11-09 03:53:56 S 09 13 25.802 +24 30 45.58 V C57
2021-11-09 03:53:56 s 1 +172669.33 2 +188964.95 8280.0 C57
2021-11-09 04:03:56 S 09 13 26.906 +24 31 18.52 V C57
2021-11-09 04:03:56 s 1 +172581.63 1 +189647.17 5300.0 C57
2021-11-09 04:13:56 S 09 13 27.038 +24 31 43.43 V C57
2021-11-09 04:13:56 s 1 +172492.57 2 +190327.91 7570.0 C57
2021-11-09 04:23:56 S 09 13 26.885 +24 31 58.12 V C57
2021-11-09 04:23:56 s 1 +172402.16 1 +191007.16 5110.0 C57
2021-11-09 04:33:56 S 09 13 27.941 +24 32 28.82 V C57
2021-11-09 04:33:56 s 1 +172310.40 7 +191684.94 7950.0 C57
2021-11-09 04:43:56 S 09 13 28.066 +24 32 59.03 V C57
2021-11-09 04:43:56 s 1 +172217.31 5 +192361.23 6120.0 C57
2021-11-09 04:53:56 S 09 13 28.339 +24 33 20.95 V C57
2021-11-09 04:53:56 s 1 +172122.89 3 +193036.05 9630.0 C57
2021-11-09 05:03:56 S 09 13 28.646 +24 33 48.92 V C57
2021-11-09 05:03:56 s 1 +172027.14 9 +193709.40 8520.0 C57
2021-11-09 05:13:56 S 09 13 28.646 +24 34 12.68 V C57
2021-11-09 05:13:56 s 1 +171930.08 8 +194381.27 2810.0 C57
2021-11-09 05:23:56 S 09 13 29.150 +24 34 36.84 V C57
2021-11-09 05:23:56 s 1 +171831.71 9 +195051.67 2530.0 C57
2021-11-09 05:33:56 S 09 13 29.556 +24 35 07.30 V C57
2021-11-09 05:33:56 s 1 +171732.04 7 +195720.60 7690.0 C57
2021-11-09 05:43:56 S 09 13 29.623 +24 35 34.22 V C57
2021-11-09 05:43:56 s 1 +171631.08 0 +196388.07 8330.0 C57
2021-11-09 05:53:56 S 09 13 30.324 +24 35 56.62 V C57
2021-11-09 05:53:56 s 1 +171528.82 5 +197054.07 4460.0 C57
2021-11-09 06:03:56 S 09 13 30.694 +24 36 20.77 V C57
2021-11-09 06:03:56 s 1 +171425.28 8 +197718.60 6110.0 C57
2021-11-09 06:43:56 S 09 13 32.042 +24 38 14.24 V C57
2021-11-09 06:43:56 s 1 +170998.45 4 +200362.14 8400.0 C57
2021-11-09 06:53:56 S 09 13 32.304 +24 38 38.44 V C57
2021-11-09 06:53:56 s 1 +170888.60 8 +201019.39 8010.0 C57
2021-11-09 07:03:56 S 09 13 32.678 +24 38 58.88 V C57
2021-11-09 07:03:56 s 1 +170777.51 8 +201675.18 3280.0 C57
2021-11-09 07:13:56 S 09 13 33.041 +24 39 26.35 V C57
2021-11-09 07:13:56 s 1 +170665.19 3 +202329.52 4240.0 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)