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
2021-10-31 07:43:57 S 09 06 37.985 +15 34 17.83 V C57
2021-10-31 07:43:57 s 1 +15398.044 0 +373690.65 4720.0 C57
2021-10-31 08:03:57 S 09 06 38.772 +15 35 08.99 V C57
2021-10-31 08:03:57 s 1 +14669.991 0 +373731.61 3320.0 C57
2021-10-31 08:13:57 S 09 06 38.686 +15 35 33.47 V C57
2021-10-31 08:13:57 s 1 +14305.921 0 +373750.54 2360.0 C57
2021-10-31 08:23:57 S 09 06 38.911 +15 35 57.91 V C57
2021-10-31 08:23:57 s 1 +13941.824 0 +373768.44 1410.0 C57
2021-10-31 08:33:57 S 09 06 39.300 +15 36 27.61 V C57
2021-10-31 08:33:57 s 1 +13577.700 0 +373785.31 450.0 C57
2021-10-31 08:43:57 S 09 06 40.008 +15 36 50.18 V C57
2021-10-31 08:43:57 s 1 +13213.550 0 +373801.14 9500.0 C57
2021-10-31 08:53:57 S 09 06 40.308 +15 37 14.74 V C57
2021-10-31 08:53:57 s 1 +12849.376 0 +373815.93 8540.0 C57
2021-10-31 09:03:57 S 09 06 40.598 +15 37 41.16 V C57
2021-10-31 09:03:57 s 1 +12485.179 0 +373829.69 7580.0 C57
2021-10-31 09:13:57 S 09 06 40.560 +15 38 04.09 V C57
2021-10-31 09:13:57 s 1 +12120.959 0 +373842.42 6600.0 C57
2021-10-31 09:23:57 S 09 06 41.242 +15 38 28.36 V C57
2021-10-31 09:23:57 s 1 +11756.718 0 +373854.12 5610.0 C57
2021-10-31 09:33:57 S 09 06 41.227 +15 38 53.59 V C57
2021-10-31 09:33:57 s 1 +11392.456 0 +373864.78 4600.0 C57
2021-10-31 09:53:57 S 09 06 42.036 +15 39 42.26 V C57
2021-10-31 09:53:57 s 1 +10663.875 0 +373883.00 2510.0 C57
2021-10-31 10:03:57 S 09 06 42.439 +15 40 08.98 V C57
2021-10-31 10:03:57 s 1 +10299.558 0 +373890.56 1420.0 C57
2021-10-31 10:13:57 S 09 06 42.758 +15 40 34.43 V C57
2021-10-31 10:23:57 S 09 06 43.015 +15 40 59.59 V C57
2021-10-31 10:33:57 S 09 06 43.162 +15 41 23.86 V C57
2021-10-31 10:43:57 S 09 06 43.618 +15 41 47.26 V C57
2021-10-31 10:53:57 S 09 06 44.026 +15 42 08.32 V C57
2021-10-31 11:03:57 S 09 06 44.206 +15 42 38.41 V C57
2021-10-31 11:53:57 S 09 06 45.113 +15 44 22.27 V C57
2021-10-31 12:13:57 S 09 06 46.654 +15 45 32.18 V C57
2021-10-31 12:23:57 S 09 06 46.793 +15 46 00.08 V C57
2021-10-31 12:33:57 S 09 06 47.174 +15 46 19.96 V C57
2021-10-31 12:43:57 S 09 06 47.491 +15 46 50.02 V C57
2021-10-31 12:53:57 S 09 06 47.688 +15 47 12.34 V C57
2021-10-31 13:03:57 S 09 06 48.017 +15 47 38.29 V C57
2021-10-31 13:23:57 S 09 06 48.684 +15 48 23.40 V C57
2021-10-31 13:33:56 S 09 06 49.066 +15 48 52.88 V C57
2021-10-31 13:43:57 S 09 06 49.582 +15 49 18.08 V C57
2021-10-31 13:53:57 S 09 06 49.541 +15 49 42.38 V C57
2021-10-31 14:03:57 S 09 06 49.826 +15 50 04.99 V C57
2021-10-31 14:13:57 S 09 06 50.057 +15 50 33.29 V C57
2021-10-31 14:23:57 S 09 06 50.839 +15 50 57.88 V C57
2021-10-31 14:33:57 S 09 06 50.935 +15 51 22.93 V C57
2021-10-31 14:43:57 S 09 06 51.242 +15 51 48.60 V C57
2021-10-31 14:53:57 S 09 06 51.545 +15 52 11.32 V C57
2021-10-31 15:03:56 S 09 06 51.595 +15 52 37.56 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)