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
2021-11-12 01:13:56 S 09 15 20.921 +27 31 24.60 V C57
2021-11-12 01:13:56 s 1 +69221.109 0 +362697.34 6240.0 C57
2021-11-12 01:23:56 S 09 15 21.101 +27 31 51.10 V C57
2021-11-12 01:23:56 s 1 +68884.359 0 +362880.77 9740.0 C57
2021-11-12 01:33:56 S 09 15 21.163 +27 32 13.85 V C57
2021-11-12 01:33:56 s 1 +68547.413 0 +363063.18 2640.0 C57
2021-11-12 01:43:56 S 09 15 21.576 +27 32 46.82 V C57
2021-11-12 01:43:56 s 1 +68210.271 0 +363244.56 4930.0 C57
2021-11-12 01:53:56 S 09 15 21.838 +27 33 09.86 V C57
2021-11-12 01:53:56 s 1 +67872.936 0 +363424.92 6620.0 C57
2021-11-12 02:03:56 S 09 15 22.066 +27 33 33.91 V C57
2021-11-12 02:03:56 s 1 +67535.408 0 +363604.25 7710.0 C57
2021-11-12 02:13:56 S 09 15 22.135 +27 33 59.18 V C57
2021-11-12 02:13:56 s 1 +67197.689 0 +363782.56 8220.0 C57
2021-11-12 02:23:56 S 09 15 22.332 +27 34 27.23 V C57
2021-11-12 02:23:56 s 1 +66859.779 0 +363959.85 8140.0 C57
2021-11-12 02:33:56 S 09 15 22.433 +27 34 53.94 V C57
2021-11-12 02:33:56 s 1 +66521.680 0 +364136.12 7480.0 C57
2021-11-12 02:43:56 S 09 15 22.889 +27 35 19.75 V C57
2021-11-12 02:43:56 s 1 +66183.392 0 +364311.37 6240.0 C57
2021-11-12 02:53:56 S 09 15 22.834 +27 35 42.86 V C57
2021-11-12 02:53:56 s 1 +65844.918 0 +364485.59 4420.0 C57
2021-11-12 03:03:56 S 09 15 23.167 +27 36 12.46 V C57
2021-11-12 03:03:56 s 1 +65506.257 0 +364658.80 2040.0 C57
2021-11-12 03:13:56 S 09 15 23.203 +27 36 40.72 V C57
2021-11-12 03:13:56 s 1 +65167.412 0 +364830.98 9090.0 C57
2021-11-12 03:23:56 S 09 15 23.686 +27 37 06.06 V C57
2021-11-12 03:23:56 s 1 +64828.382 0 +365002.14 5580.0 C57
2021-11-12 03:33:56 S 09 15 23.698 +27 37 31.08 V C57
2021-11-12 03:33:56 s 1 +64489.171 0 +365172.29 1510.0 C57
2021-11-12 03:43:56 S 09 15 23.765 +27 37 54.98 V C57
2021-11-12 03:43:56 s 1 +64149.777 0 +365341.41 6890.0 C57
2021-11-12 03:53:56 S 09 15 24.283 +27 38 24.65 V C57
2021-11-12 03:53:56 s 1 +63810.203 0 +365509.52 1720.0 C57
2021-11-12 04:03:56 S 09 15 24.341 +27 38 49.52 V C57
2021-11-12 04:03:56 s 1 +63470.449 0 +365676.60 6000.0 C57
2021-11-12 04:13:56 S 09 15 24.454 +27 39 13.68 V C57
2021-11-12 04:13:56 s 1 +63130.518 0 +365842.67 9740.0 C57
2021-11-12 04:23:56 S 09 15 24.446 +27 39 38.74 V C57
2021-11-12 04:23:56 s 1 +62790.409 0 +366007.72 2940.0 C57
2021-11-12 04:33:56 S 09 15 24.708 +27 40 04.01 V C57
2021-11-12 04:33:56 s 1 +62450.124 0 +366171.75 5610.0 C57
2021-11-12 04:43:56 S 09 15 25.166 +27 40 30.54 V C57
2021-11-12 04:43:56 s 1 +62109.664 0 +366334.77 7750.0 C57
2021-11-12 04:53:56 S 09 15 25.205 +27 40 55.13 V C57
2021-11-12 04:53:56 s 1 +61769.030 0 +366496.77 9370.0 C57
2021-11-12 05:03:56 S 09 15 25.445 +27 41 20.22 V C57
2021-11-12 05:03:56 s 1 +61428.223 0 +366657.75 460.0 C57
2021-11-12 05:13:56 S 09 15 25.613 +27 41 50.93 V C57
2021-11-12 05:13:56 s 1 +61087.244 0 +366817.71 1040.0 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)