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
2021-11-05 15:33:56 S 09 09 49.896 +20 53 12.05 V C57
2021-11-05 15:33:56 s 1 -150489.68 4 +43985.554 4990.0 C57
2021-11-05 15:43:56 S 09 09 50.078 +20 53 34.44 V C57
2021-11-05 15:43:56 s 1 -150150.18 0 +42995.608 1060.0 C57
2021-11-05 15:53:56 S 09 09 50.417 +20 54 00.22 V C57
2021-11-05 15:53:56 s 1 -149805.90 3 +42004.292 9870.0 C57
2021-11-05 16:03:56 S 09 09 50.395 +20 54 25.31 V C57
2021-11-05 16:03:56 s 1 -149456.81 1 +41011.623 1280.0 C57
2021-11-05 16:13:56 S 09 09 50.827 +20 54 51.23 V C57
2021-11-05 16:13:56 s 1 -149102.86 1 +40017.619 5120.0 C57
2021-11-05 16:23:56 S 09 09 50.945 +20 55 14.38 V C57
2021-11-05 16:23:56 s 1 -148744.00 9 +39022.296 1260.0 C57
2021-11-05 16:33:56 S 09 09 51.317 +20 55 38.60 V C57
2021-11-05 16:33:56 s 1 -148380.21 2 +38025.674 9520.0 C57
2021-11-05 16:43:56 S 09 09 51.422 +20 56 04.81 V C57
2021-11-05 16:43:56 s 1 -148011.42 6 +37027.769 9760.0 C57
2021-11-05 16:53:56 S 09 09 51.694 +20 56 29.58 V C57
2021-11-05 16:53:56 s 1 -147637.60 7 +36028.603 1820.0 C57
2021-11-05 17:03:56 S 09 09 52.010 +20 56 52.94 V C57
2021-11-05 17:03:56 s 1 -147258.70 8 +35028.194 5540.0 C57
2021-11-05 17:13:56 S 09 09 52.224 +20 57 19.55 V C57
2021-11-05 17:13:56 s 1 -146874.68 5 +34026.563 760.0 C57
2021-11-05 17:43:56 S 09 09 52.560 +20 58 30.72 V C57
2021-11-05 17:43:56 s 1 -145691.40 4 +31014.552 3760.0 C57
2021-11-05 17:53:56 S 09 09 52.937 +20 58 57.00 V C57
2021-11-05 17:53:56 s 1 -145286.41 6 +30008.250 3330.0 C57
2021-11-05 19:13:56 S 09 09 54.732 +21 02 17.41 V C57
2021-11-05 19:13:56 s 1 -141849.40 5 +21919.993 9220.0 C57
2021-11-05 19:23:56 S 09 09 54.994 +21 02 40.31 V C57
2021-11-05 19:23:56 s 1 -141394.38 3 +20904.636 8460.0 C57
2021-11-05 19:33:56 S 09 09 55.274 +21 03 06.23 V C57
2021-11-05 19:33:56 s 1 -140933.54 5 +19888.416 6770.0 C57
2021-11-05 20:33:56 S 09 09 56.458 +21 05 37.39 V C57
2021-11-05 20:33:56 s 1 -138043.35 4 +13774.783 6220.0 C57
2021-11-05 20:43:56 S 09 09 56.714 +21 06 00.00 V C57
2021-11-05 20:43:56 s 1 -137540.27 9 +12753.452 2600.0 C57
2021-11-05 20:53:56 S 09 09 57.067 +21 06 24.48 V C57
2021-11-05 20:53:56 s 1 -137030.94 7 +11731.536 6480.0 C57
2021-11-05 21:03:56 S 09 09 57.295 +21 06 48.31 V C57
2021-11-05 21:03:56 s 1 -136515.30 0 +10709.076 7680.0 C57
2021-11-05 21:13:56 S 09 09 57.540 +21 07 13.94 V C57
2021-11-05 21:13:56 s 1 -135993.27 9 + 9686.110 5970.0 C57
2021-11-05 21:23:56 S 09 09 57.677 +21 07 40.12 V C57
2021-11-05 21:23:56 s 1 -135464.82 6 + 8662.682 1170.0 C57
2021-11-05 21:33:56 S 09 09 57.662 +21 08 13.74 V C57
2021-11-05 21:33:56 s 1 -134929.88 2 + 7638.835 3060.0 C57
2021-11-05 21:43:56 S 09 09 57.876 +21 08 32.21 V C57
2021-11-05 21:43:56 s 1 -134388.38 7 + 6614.612 1440.0 C57
2021-11-05 21:53:56 S 09 09 58.207 +21 08 47.33 V C57
2021-11-05 21:53:56 s 1 -133840.28 0 + 5590.059 6080.0 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)