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
2002-03-16 22:13:55 C 10 02 28.53 -03 25 17.8 c 113
2002-03-16 22:14:50 C 10 02 28.57 -03 25 13.7 c 113
2002-03-16 22:15:44 C 10 02 28.57 -03 25 09.6 c 113
2002-03-16 22:16:38 C 10 02 28.60 -03 25 04.9 c 113
2002-03-16 22:17:31 C 10 02 28.63 -03 25 00.8 c 113
2002-03-17 06:00:44 C 10 02 48.76 -02 47 44.5 15.8 c 704
2002-03-17 06:19:22 C 10 02 49.27 -02 46 13.6 16.2 c 704
2002-03-17 06:38:13 C 10 02 49.80 -02 44 41.8 16.3 c 704
2002-03-17 06:56:52 C 10 02 50.32 -02 43 10.9 16.1 c 704
2002-03-17 07:16:26 C 10 02 50.88 -02 41 35.1 16.2 c 704
2002-03-17 10:39:44 C 10 03 03.53 -02 23 38.3 16.2 m 422
2002-03-17 10:40:24 C 10 03 03.54 -02 23 35.1 16.3 m 422
2002-03-17 10:41:26 C 10 03 03.58 -02 23 29.9 16.4 m 422
2002-03-17 12:21:10 C 10 03 07.62 -02 16 32.7 367
2002-03-17 12:23:38 C 10 03 07.71 -02 16 20.4 367
2002-03-17 12:25:59 C 10 03 07.77 -02 16 08.6 367
2002-03-17 12:28:28 C 10 03 07.84 -02 15 56.3 367
2002-03-17 12:30:59 C 10 03 07.90 -02 15 44.2 367
2002-03-18 14:24:30 C 10 04 23.39 -00 00 00.3 379
2002-03-18 14:27:54 C 10 04 23.50 +00 00 17.9 379
2002-03-18 14:32:33 C 10 04 23.67 +00 00 43.2 379
2002-03-18 14:34:35 C 10 04 23.75 +00 00 55.4 379
2002-03-18 14:36:56 C 10 04 23.83 +00 01 07.7 379
2002-03-18 19:22:54 C 10 04 42.73 +00 27 22.6 c 118
2002-03-18 19:24:49 C 10 04 42.79 +00 27 33.4 c 118
2002-03-18 19:27:09 C 10 04 42.88 +00 27 46.6 c 118
2002-03-19 13:10:03 C 10 05 43.95 +02 10 44.5 379
2002-03-19 13:15:36 C 10 05 44.22 +02 11 18.2 379
2002-03-19 13:16:54 C 10 05 44.27 +02 11 25.0 379
2002-03-19 13:25:13 C 10 05 44.62 +02 12 14.5 379
2002-03-19 13:30:33 C 10 05 44.87 +02 12 47.3 379
2002-03-19 13:47:52 C 10 05 45.96 +02 14 30.5 300
2002-03-19 13:49:33 C 10 05 46.08 +02 14 40.2 300
2002-03-19 13:51:14 C 10 05 46.14 +02 14 50.2 300
2002-03-19 13:52:54 C 10 05 46.21 +02 15 00.0 300
2002-03-19 13:54:35 C 10 05 46.24 +02 15 10.9 300
2002-03-19 14:21:23 C 10 05 48.73 +02 19 18.6 c 322
2002-03-19 14:24:25 C 10 05 48.83 +02 19 37.3 c 322
2002-03-19 14:39:06 C 10 05 49.47 +02 21 05.6 c 322
2002-03-19 14:42:56 C 10 05 49.67 +02 21 28.7 c 322
2002-03-20 01:31:20 C 10 06 34.39 +03 26 38.3 d 761
2002-03-20 02:14:09 C 10 06 36.49 +03 31 08.4 d 761
2002-03-20 02:38:11 C 10 06 37.61 +03 33 39.5 d 761
2002-03-20 11:56:06 C 10 07 16.21 +04 33 08.1 379
2002-03-20 12:04:09 C 10 07 16.59 +04 34 01.1 379
2002-03-20 12:52:11 C 10 07 19.07 +04 39 14.8 379
2002-03-20 12:58:01 C 10 07 19.38 +04 39 52.9 379
2002-03-20 13:01:43 C 10 07 19.56 +04 40 17.5 379
2002-03-20 13:12:59 C 10 07 20.53 +04 41 31.1 367
2002-03-20 13:15:19 C 10 07 20.64 +04 41 46.6 367