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
2002-03-20 13:17:40 C 10 07 20.77 +04 42 01.8 367
2002-03-20 13:20:00 C 10 07 20.90 +04 42 16.7 367
2002-03-20 13:22:20 C 10 07 21.01 +04 42 32.6 367
2002-03-20 20:42:56 C 10 07 55.48 +05 31 16.3 c 938
2002-03-20 20:50:02 C 10 07 55.87 +05 32 03.5 c 938
2002-03-20 20:52:29 C 10 07 56.06 +05 32 19.8 c 938
2002-03-20 20:54:56 C 10 07 56.20 +05 32 36.7 c 938
2002-03-20 20:57:29 C 10 07 56.31 +05 32 53.1 c 938
2002-03-20 20:59:58 C 10 07 56.46 +05 33 10.2 c 938
2002-03-20 21:55:59 C 10 07 59.69 +05 39 30.3 c 938
2002-03-20 21:58:26 C 10 07 59.92 +05 39 46.0 c 938
2002-03-20 22:00:52 C 10 07 59.99 +05 40 02.5 c 938
2002-03-20 22:03:23 C 10 08 00.12 +05 40 19.6 c 938
2002-03-20 22:05:51 C 10 08 00.42 +05 40 36.2 c 938
2002-03-22 20:25:49 C 10 12 01.35 +11 21 55.9 c 157
2002-03-22 20:27:31 C 10 12 01.49 +11 22 09.5 c 157
2002-03-22 20:29:12 C 10 12 01.62 +11 22 22.8 c 157
2002-03-22 20:30:53 C 10 12 01.71 +11 22 36.0 c 157
2002-03-22 20:32:34 C 10 12 01.88 +11 22 49.9 c 157
2002-03-22 21:40:05 C 10 12 07.40 +11 31 48.6 a 233
2002-03-22 21:44:04 C 10 12 07.71 +11 32 21.1 a 233
2002-03-22 21:48:04 C 10 12 08.04 +11 32 53.2 a 233
2002-03-22 21:52:05 C 10 12 08.35 +11 33 24.5 a 233
2002-03-22 21:56:05 C 10 12 08.67 +11 33 56.4 a 233
2002-03-22 22:00:05 C 10 12 09.09 +11 34 28.9 a 233
2002-03-22 22:04:04 C 10 12 09.26 +11 35 00.6 a 233
2002-03-22 22:08:04 C 10 12 09.64 +11 35 32.4 a 233
2002-03-22 22:13:01 C 10 12 10.06 +11 36 11.8 a 233
2002-03-22 22:16:05 C 10 12 10.42 +11 36 38.1 a 233
2002-03-23 05:34:35 C 10 12 56.51 +12 36 19.7 14.6 d 644
2002-03-23 06:04:34 C 10 12 58.96 +12 40 27.7 14.8 d 644
2002-03-23 06:34:57 C 10 13 01.43 +12 44 38.4 14.7 d 644
2002-03-24 06:05:56 C 10 15 40.12 +16 06 47.7 c 926
2002-03-24 06:08:16 C 10 15 40.28 +16 07 06.7 c 926
2002-03-24 06:09:20 C 10 15 40.38 +16 07 15.0 c 926
2002-03-24 06:10:23 C 10 15 40.58 +16 07 25.8 c 926
2002-03-24 21:47:55 C 10 17 39.56 +18 29 51.9 c 203
2002-03-24 22:25:00 C 10 17 43.74 +18 35 38.4 c 203
2002-03-24 22:48:55 C 10 17 46.30 +18 39 22.4 c 203
2002-03-25 04:51:47 C 10 18 38.84 +19 36 56.8 c 670
2002-03-25 05:27:37 C 10 18 42.83 +19 42 40.3 c 670
2002-03-25 07:15:38 C 10 18 55.21 +19 59 54.9 c 670
2002-03-25 21:04:01 C 10 20 58.19 +22 14 56.5 c 560
2002-03-25 21:08:28 C 10 20 58.77 +22 15 42.1 c 560
2002-03-25 21:11:15 C 10 20 59.17 +22 16 08.6 c 560
2002-03-25 21:13:02 C 10 20 59.39 +22 16 26.1 c 560
2002-03-25 21:15:46 C 10 20 59.67 +22 16 54.1 c 560
2002-03-25 21:17:47 C 10 20 59.97 +22 17 13.6 c 560
2002-03-25 21:20:05 C 10 21 00.27 +22 17 36.3 c 560
2002-03-26 20:28:56 C 10 24 50.58 +26 15 44.8 c 938