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
2022-01-04 04:53:55 s 1 +107722.52 1 +342954.26 3580.0 C57
2022-01-04 05:03:54 S 07 05 55.922 +67 39 03.31 V C57
2022-01-04 05:03:54 s 1 +107413.07 6 +343266.65 9770.0 C57
2022-01-04 05:13:55 S 07 05 53.501 +67 39 03.35 V C57
2022-01-04 05:13:55 s 1 +107103.28 9 +343578.00 4770.0 C57
2022-01-04 05:33:55 S 07 05 49.867 +67 39 11.16 V C57
2022-01-04 05:33:55 s 1 +106482.71 1 +344197.61 1300.0 C57
2022-01-04 05:43:54 S 07 05 47.381 +67 39 19.01 V C57
2022-01-04 05:43:54 s 1 +106171.92 0 +344505.87 2820.0 C57
2022-01-04 05:53:55 S 07 05 44.563 +67 39 23.00 V C57
2022-01-04 05:53:55 s 1 +105860.79 5 +344813.09 3200.0 C57
2022-01-04 06:13:54 S 07 05 40.104 +67 39 31.07 V C57
2022-01-04 06:13:54 s 1 +105237.56 3 +345424.47 560.0 C57
2022-01-04 06:23:55 S 07 05 38.124 +67 39 33.37 V C57
2022-01-04 06:23:55 s 1 +104925.45 1 +345728.60 7540.0 C57
2022-01-04 06:43:55 S 07 05 33.542 +67 39 41.80 V C57
2022-01-04 06:43:55 s 1 +104300.25 7 +346333.82 8160.0 C57
2022-01-04 06:53:54 S 07 05 30.691 +67 39 46.55 V C57
2022-01-04 06:53:54 s 1 +103987.17 1 +346634.87 1780.0 C57
2022-01-04 07:03:55 S 07 05 29.628 +67 39 45.86 V C57
2022-01-04 07:03:55 s 1 +103673.76 8 +346934.93 4330.0 C57
2022-01-04 07:13:54 S 07 05 26.640 +67 39 48.60 V C57
2022-01-04 07:13:54 s 1 +103360.04 0 +347233.94 5760.0 C57
2022-01-04 07:33:55 S 07 05 22.118 +67 39 56.23 V C57
2022-01-04 07:33:55 s 1 +102731.63 1 +347828.90 5360.0 C57
2022-01-04 07:43:54 S 07 05 20.465 +67 39 59.26 V C57
2022-01-04 07:43:54 s 1 +102416.95 0 +348124.84 3530.0 C57
2022-01-04 07:53:55 S 07 05 17.105 +67 40 03.58 V C57
2022-01-04 07:53:55 s 1 +102101.95 1 +348419.76 620.0 C57
2022-01-04 08:03:54 S 07 05 15.319 +67 40 03.32 V C57
2022-01-04 08:03:54 s 1 +101786.64 5 +348713.68 6670.0 C57
2022-01-04 08:23:54 S 07 05 10.022 +67 40 16.00 V C57
2022-01-04 08:23:54 s 1 +101155.08 7 +349298.41 5540.0 C57
2022-01-04 08:33:55 S 07 05 08.988 +67 40 17.11 V C57
2022-01-04 08:33:55 s 1 +100838.84 8 +349589.27 8410.0 C57
2022-01-04 08:43:54 S 07 05 05.813 +67 40 20.35 V C57
2022-01-04 08:43:54 s 1 +100522.29 5 +349879.09 220.0 C57
2022-01-04 08:53:55 S 07 05 04.178 +67 40 19.13 V C57
2022-01-04 08:53:55 s 1 +100205.43 5 +350167.89 990.0 C57
2022-01-04 09:03:55 S 07 05 01.721 +67 40 24.71 V C57
2022-01-04 09:03:55 s 1 +99888.275 0 +350455.69 740.0 C57
2022-01-04 09:13:54 S 07 04 59.803 +67 40 28.42 V C57
2022-01-04 09:13:54 s 1 +99570.805 0 +350742.46 9450.0 C57
2022-01-04 09:23:55 S 07 04 57.218 +67 40 33.71 V C57
2022-01-04 09:23:55 s 1 +99253.032 0 +351028.22 7130.0 C57
2022-01-04 09:33:54 S 07 04 54.641 +67 40 34.90 V C57
2022-01-04 09:33:54 s 1 +98934.963 0 +351312.97 3810.0 C57
2022-01-04 09:43:55 S 07 04 52.344 +67 40 37.56 V C57
2022-01-04 09:43:55 s 1 +98616.589 0 +351596.70 9470.0 C57
2022-01-04 10:03:55 S 07 04 48.168 +67 40 45.95 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)