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
2017-02-24 15:26:13 S 16 11 22.50 -21 28 53.0 L C51
2017-02-24 20:09:09 S 16 12 48.31 -21 23 43.4 L C51
2017-02-24 21:43:24 S 16 13 16.97 -21 22 00.6 L C51
2017-02-24 23:17:38 S 16 13 45.50 -21 20 16.3 L C51
2017-02-25 00:52:05 S 16 14 14.18 -21 18 31.8 L C51
2017-02-25 02:26:20 S 16 14 42.70 -21 16 45.9 L C51
2017-02-25 11:52:01 S 16 17 34.315 -21 06 09.68 L C51
2017-02-25 15:00:42 S 16 18 31.522 -21 02 33.61 L C51
2017-02-25 21:17:54 S 16 20 25.997 -20 55 15.06 L C51
2017-02-26 03:34:54 S 16 22 20.290 -20 47 53.74 L C51
2017-08-15 12:15:07 C 22 36 58.299 +11 08 48.38 L F51
2017-08-15 12:31:36 C 22 36 57.322 +11 08 31.71 L F51
2017-08-15 12:48:02 C 22 36 56.361 +11 08 15.13 L F51
2017-08-15 13:04:31 C 22 36 55.393 +11 07 58.36 L F51
2017-09-12 07:29:03 C 22 04 49.551 -00 28 05.22 L F51
2017-09-12 07:45:46 C 22 04 48.969 -00 28 20.89 L F51
2017-09-12 08:02:31 C 22 04 48.393 -00 28 36.49 L F51
2022-08-07 18:57:26 C 23 19 11.21 +13 02 56.5 V D29
2022-08-07 19:17:48 C 23 19 10.31 +13 02 42.3 V D29
2022-08-07 19:38:10 C 23 19 09.44 +13 02 28.7 V D29
2022-08-19 09:57:32 C 23 05 35.383 +09 21 01.99 U F52
2022-08-19 10:14:57 C 23 05 34.394 +09 20 46.56 U F52
2022-08-19 10:32:26 C 23 05 33.403 +09 20 31.03 U F52
2022-08-25 09:43:50 C 22 57 40.324 +07 08 18.07 U F52
2022-08-25 10:01:14 C 22 57 39.301 +07 08 01.51 U F52
2022-08-25 10:18:39 C 22 57 38.271 +07 07 44.81 U F52
2022-08-25 10:36:09 C 22 57 37.248 +07 07 28.32 U F52
2022-09-01 15:27:30 C 22 48 05.68 +04 20 19.9 V D29
2022-09-01 15:47:52 C 22 48 04.61 +04 19 59.7 V D29
2022-09-01 16:08:14 C 22 48 03.43 +04 19 39.5 V D29
2022-09-02 16:10:25 C 22 46 46.38 +03 56 19.5 V D29
2022-09-02 16:32:04 C 22 46 45.21 +03 55 58.5 V D29
2022-09-16 04:45:49 C 22 31 38.096 -01 03 01.26 V G96
2022-09-16 04:53:55 C 22 31 37.805 -01 03 08.68 V G96
2022-09-16 05:02:01 C 22 31 37.430 -01 03 14.87 V G96
2022-09-16 05:10:07 C 22 31 37.139 -01 03 21.74 V G96
2022-09-19 07:48:41 C 22 28 53.773 -02 04 58.66 U F51
2022-09-19 08:06:30 C 22 28 53.122 -02 05 12.95 U F51
2022-09-19 08:24:16 C 22 28 52.467 -02 05 27.34 U F51
2022-09-19 08:42:01 C 22 28 51.812 -02 05 41.68 U F51
2023-12-08 10:45:01 C 04 47 17.471 -03 38 56.31 X F52
2023-12-08 11:03:50 C 04 47 16.383 -03 38 59.39 X F52
2023-12-08 11:22:35 C 04 47 15.281 -03 39 03.02 X F52