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
2021-12-14 13:01:26 C 08 42 52.51 +58 39 02.8 V T08
2021-12-14 13:08:45 C 08 42 51.48 +58 39 16.1 V T08
2021-12-16 09:41:09 C 08 36 28.14 +59 58 09.9 V 703
2021-12-16 09:49:28 C 08 36 26.82 +59 58 24.3 V 703
2021-12-16 09:57:22 C 08 36 25.59 +59 58 37.9 V 703
2021-12-16 10:05:09 C 08 36 24.35 +59 58 50.8 V 703
2021-12-16 12:30:04 C 08 36 02.79 +60 03 00.6 V T05
2021-12-16 12:33:22 C 08 36 02.20 +60 03 06.5 V T05
2021-12-16 12:37:19 C 08 36 01.61 +60 03 13.2 V T05
2021-12-16 12:44:34 C 08 36 00.44 +60 03 25.3 V T05
2021-12-18 11:34:29 C 08 28 33.87 +61 19 57.5 V T08
2021-12-18 11:40:29 C 08 28 32.85 +61 20 07.6 V T08
2021-12-18 11:57:40 C 08 28 29.79 +61 20 34.8 V T08
2021-12-18 12:09:03 C 08 28 27.81 +61 20 52.9 V T08
2021-12-21 00:35:45 C 08 17 49.94 +62 49 41.8 X K87
2021-12-21 00:38:55 C 08 17 49.32 +62 49 46.2 X K87
2021-12-21 00:42:04 C 08 17 48.75 +62 49 50.8 X K87
2021-12-26 11:08:33 C 07 51 32.75 +65 21 51.4 V T08
2021-12-26 11:11:13 C 07 51 32.10 +65 21 54.0 V T08
2021-12-26 11:15:52 C 07 51 31.12 +65 21 58.4 V T08
2021-12-26 11:31:49 C 07 51 27.54 +65 22 13.7 V T08
2022-01-01 12:33:55 S 07 20 23.282 +67 08 03.12 V C57
2022-01-01 12:33:55 s 1 +180100.22 0 +135927.63 380.0 C57
2022-01-01 15:23:55 S 07 19 47.263 +67 09 46.15 V C57
2022-01-01 15:23:55 s 1 +180294.68 5 +149131.99 330.0 C57
2022-01-01 17:53:55 S 07 19 14.678 +67 11 11.51 V C57
2022-01-01 17:53:55 s 1 +180041.87 4 +160436.16 2310.0 C57
2022-01-01 18:13:55 S 07 19 10.169 +67 11 29.22 V C57
2022-01-01 18:13:55 s 1 +179979.93 9 +161918.96 6050.0 C57
2022-01-01 18:33:55 S 07 19 06.288 +67 11 38.69 V C57
2022-01-01 18:33:55 s 1 +179911.58 8 +163396.04 3660.0 C57
2022-01-01 18:53:55 S 07 19 01.488 +67 11 53.12 V C57
2022-01-01 18:53:55 s 1 +179836.88 9 +164867.40 5410.0 C57
2022-01-01 19:13:55 S 07 18 56.890 +67 12 03.92 V C57
2022-01-01 19:13:55 s 1 +179755.91 0 +166333.05 1610.0 C57
2022-01-01 19:23:55 S 07 18 54.576 +67 12 10.51 V C57
2022-01-01 19:23:55 s 1 +179713.08 6 +167063.74 5220.0 C57
2022-01-01 19:33:55 S 07 18 52.522 +67 12 17.14 V C57
2022-01-01 19:33:55 s 1 +179668.71 7 +167793.00 2540.0 C57
2022-01-01 21:53:55 S 07 18 21.612 +67 13 33.92 V C57
2022-01-01 21:53:55 s 1 +178889.78 1 +177853.81 4480.0 C57
2022-01-01 23:33:55 S 07 18 00.235 +67 14 30.95 V C57
2022-01-01 23:33:55 s 1 +178160.71 3 +184871.11 620.0 C57
2022-01-01 23:43:55 S 07 17 57.598 +67 14 36.96 V C57
2022-01-01 23:43:55 s 1 +178080.22 6 +185565.15 1590.0 C57
2022-01-02 01:43:55 S 07 17 30.742 +67 15 46.40 V C57
2022-01-02 01:43:55 s 1 +177010.96 0 +193785.33 6230.0 C57
2022-01-02 02:13:55 S 07 17 24.593 +67 16 01.06 V C57
2022-01-02 02:13:55 s 1 +176714.59 6 +195809.30 7930.0 C57
2022-01-02 02:33:55 S 07 17 20.232 +67 16 12.14 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)