163191 (2002 EQ9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4652830384 ± 1.74e-08
Semi-major axis (a)1.8345635816 AU ± 1.06e-09
Inclination (i)16.28894314° ± 7.56e-06
Long. of Asc. Node (Ω)179.09235209° ± 2.98e-06
Arg. of Perihelion (ω)44.37462731° ± 8.44e-06
Mean Anomaly (M)169.55857659° ± 3.98e-06
Mean Motion (n)0.3966551745°/day ± 3.44e-10
Perihelion dist (q)0.98097226 AU ± 3.19e-08
Aphelion dist (Q)2.68815490 AU ± 3.19e-08
Orbital Period2.48484413 yr ± 2.15e-09
Physical Parameters
H (abs. magnitude)19.43
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.433″
Uncertainty0
Orbit TypeApollo
MOID0.062098 AU
Observations Used403
Oppositions13
Arc Total2002-2023
First Observation Used2002-01-12
Last Observation Used2023-12-08
Observations (443)
Date Type RA Dec Mag Band Observatory
2002-03-26 20:34:20 C 10 24 51.51 +26 16 43.8 c 938
2002-03-26 20:39:42 C 10 24 52.25 +26 17 41.1 c 938
2002-03-26 20:45:08 C 10 24 52.99 +26 18 40.2 c 938
2002-03-26 20:50:30 C 10 24 53.84 +26 19 35.6 c 938
2002-03-27 05:51:50 C 10 26 28.45 +27 56 16.3 c 926
2002-03-27 05:53:47 C 10 26 28.80 +27 56 40.4 c 926
2002-03-27 05:54:47 C 10 26 28.90 +27 56 51.1 c 926
2002-03-27 21:05:09 C 10 29 27.69 +30 42 11.7 c 113
2002-03-27 21:05:53 C 10 29 27.81 +30 42 19.9 c 113
2002-03-27 21:06:35 C 10 29 27.92 +30 42 27.7 c 113
2002-03-27 21:07:19 C 10 29 28.06 +30 42 35.4 c 113
2002-03-27 21:08:02 C 10 29 28.19 +30 42 44.4 c 113
2002-03-27 21:08:47 C 10 29 28.28 +30 42 52.5 c 113
2002-03-27 21:09:30 C 10 29 28.48 +30 43 00.3 c 113
2002-03-27 21:10:14 C 10 29 28.59 +30 43 08.7 c 113
2002-03-27 21:10:56 C 10 29 28.73 +30 43 15.9 c 113
2002-03-27 21:11:40 C 10 29 28.86 +30 43 24.5 c 113
2002-03-27 21:32:24 C 10 29 32.84 +30 47 24.5 c 560
2002-03-27 21:34:05 C 10 29 33.15 +30 47 42.0 c 560
2002-03-27 21:35:36 C 10 29 33.44 +30 47 58.7 c 560
2002-03-28 19:22:42 C 10 34 25.14 +34 53 42.9 c 540
2002-03-28 19:24:17 C 10 34 25.49 +34 54 00.9 c 540
2002-03-28 19:25:47 C 10 34 25.81 +34 54 18.7 c 540
2002-03-28 19:27:22 C 10 34 26.16 +34 54 36.6 c 540
2002-03-28 19:28:48 C 10 34 26.45 +34 54 53.3 c 540
2002-03-29 06:58:34 C 10 37 09.56 +37 07 36.7 c 649
2002-03-29 07:00:29 C 10 37 10.00 +37 07 58.2 c 649
2002-03-29 07:01:29 C 10 37 10.23 +37 08 09.5 c 649
2002-03-29 21:47:00 C 10 41 13.49 +39 59 52.8 c 636
2002-03-29 21:49:02 C 10 41 14.15 +40 00 21.0 c 636
2002-03-29 21:51:06 C 10 41 14.64 +40 00 44.7 c 636
2002-03-29 22:28:48 C 10 41 23.95 +40 08 15.1 c 203
2002-03-29 23:24:07 C 10 41 38.24 +40 18 59.5 c 203
2002-03-30 00:13:27 C 10 41 51.19 +40 28 30.9 c 203
2002-03-31 13:03:19 C 10 54 06.16 +47 40 54.8 c 379
2002-03-31 13:07:44 C 10 54 07.67 +47 41 45.9 c 379
2002-03-31 13:12:12 C 10 54 09.15 +47 42 38.2 c 379
2002-03-31 19:28:50 C 10 56 39.52 +48 55 00.4 151
2002-03-31 19:31:47 C 10 56 40.61 +48 55 34.8 151
2002-03-31 19:37:04 C 10 56 42.54 +48 56 36.5 151
2002-03-31 19:39:08 C 10 56 43.33 +48 57 01.0 151
2002-03-31 19:43:41 C 10 56 44.99 +48 57 54.2 151
2002-03-31 19:46:16 C 10 56 45.93 +48 58 24.3 151
2002-03-31 21:20:37 C 10 57 20.63 +49 16 48.4 c 203
2002-03-31 21:26:36 C 10 57 22.85 +49 17 57.7 c 203
2002-03-31 21:29:59 C 10 57 23.83 +49 18 36.5 c 560
2002-03-31 21:34:04 C 10 57 25.29 +49 19 24.1 c 560
2002-03-31 21:36:50 C 10 57 26.33 +49 19 56.0 c 560
2002-03-31 22:13:36 C 10 57 40.19 +49 27 01.5 c 203
2002-03-31 22:58:11 C 10 57 56.78 +49 35 33.9 c 203