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
2002-03-31 23:04:00 C 10 57 59.14 +49 36 34.3 c 198
2002-03-31 23:04:56 C 10 57 59.48 +49 36 44.8 c 198
2002-03-31 23:07:42 C 10 58 00.53 +49 37 17.1 c 198
2002-04-01 01:38:54 C 10 59 11.10 +50 06 10.0 i 726
2002-04-01 01:43:54 C 10 59 13.04 +50 07 09.0 i 726
2002-04-01 01:48:55 C 10 59 15.13 +50 08 07.9 i 726
2002-04-01 01:53:55 C 10 59 17.08 +50 09 06.7 i 726
2002-04-01 01:58:54 C 10 59 19.02 +50 10 04.7 i 726
2002-04-01 02:03:54 C 10 59 20.95 +50 11 02.9 i 726
2002-04-01 02:19:46 C 10 59 27.15 +50 14 08.4 i 726
2002-04-01 02:34:47 C 10 59 32.92 +50 17 02.7 i 726
2002-04-01 02:39:46 C 10 59 34.94 +50 18 00.9 i 726
2002-04-01 02:44:46 C 10 59 36.79 +50 18 59.5 i 726
2002-04-01 12:01:15 C 11 03 38.29 +52 05 31.7 c 379
2002-04-01 12:02:57 C 11 03 38.97 +52 05 51.0 c 379
2002-04-01 13:04:14 C 11 04 04.12 +52 17 29.3 c 379
2002-04-01 13:05:36 C 11 04 04.73 +52 17 45.1 c 379
2002-04-01 20:19:50 C 11 07 31.20 +53 38 57.6 c 587
2002-04-01 20:21:27 C 11 07 31.95 +53 39 15.6 c 587
2002-04-01 20:23:04 C 11 07 32.67 +53 39 33.7 c 587
2002-04-01 20:24:40 C 11 07 33.39 +53 39 52.1 c 587
2002-04-01 20:33:07 C 11 07 35.00 +53 41 36.72 i 071
2002-04-01 20:47:38 C 11 07 41.32 +53 44 23.25 i 071
2002-04-01 20:51:24 C 11 07 42.78 +53 45 01.81 i 071
2002-04-02 06:21:34 C 11 12 28.44 +55 30 49.3 16.1 c 704
2002-04-02 06:39:36 C 11 12 37.08 +55 34 06.2 16.3 c 704
2002-04-02 06:56:55 C 11 12 45.42 +55 37 14.6 16.4 c 704
2002-04-02 07:14:37 C 11 12 53.97 +55 40 26.8 16.1 c 704
2002-04-02 07:32:12 C 11 13 02.54 +55 43 37.1 16.4 c 704
2002-04-02 12:19:50 C 11 15 45.81 +56 36 01.2 355
2002-04-02 12:26:01 C 11 15 48.95 +56 37 08.0 355
2002-04-02 13:07:38 C 11 16 10.01 +56 44 42.3 355
2002-04-02 13:09:34 C 11 16 10.94 +56 45 02.9 355
2002-04-02 13:19:12 C 11 16 16.10 +56 46 48.3 379
2002-04-02 13:50:40 C 11 16 32.19 +56 52 28.6 379
2002-04-02 13:53:28 C 11 16 33.53 +56 52 58.7 379
2002-04-02 19:40:39 C 11 19 57.20 +57 54 51.3 i 071
2002-04-02 19:45:14 C 11 19 59.59 +57 55 40.2 i 071
2002-04-02 19:47:33 C 11 20 01.10 +57 56 05.5 i 071
2002-04-02 19:58:18 C 11 20 08.91 +57 57 45.3 151
2002-04-02 20:01:18 C 11 20 10.51 +57 58 17.4 151
2002-04-02 20:02:53 C 11 20 11.42 +57 58 33.8 151
2002-04-02 20:04:41 C 11 20 12.44 +57 58 53.3 151
2002-04-02 20:06:19 C 11 20 13.29 +57 59 11.1 151
2002-04-02 20:08:00 C 11 20 14.25 +57 59 28.2 151
2002-04-02 20:12:38 C 11 20 16.78 +58 00 19.0 151
2002-04-02 20:14:19 C 11 20 17.71 +58 00 37.7 151
2002-04-03 18:56:58 C 11 35 09.87 +61 54 26.5 151
2002-04-03 19:00:42 C 11 35 12.52 +61 55 04.2 151
2002-04-03 19:02:13 C 11 35 13.56 +61 55 19.6 151