162149 (1998 YQ11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3965435601 ± 1.34e-08
Semi-major axis (a)1.8743296252 AU ± 8.23e-10
Inclination (i)11.93086553° ± 2.10e-06
Long. of Asc. Node (Ω)256.53991892° ± 5.78e-06
Arg. of Perihelion (ω)245.80635025° ± 8.14e-06
Mean Anomaly (M)166.32474788° ± 2.28e-06
Mean Motion (n)0.3840991285°/day ± 2.53e-10
Perihelion dist (q)1.13107628 AU ± 2.51e-08
Aphelion dist (Q)2.61758297 AU ± 2.51e-08
Orbital Period2.56607269 yr ± 1.69e-09
Physical Parameters
H (abs. magnitude)17.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.466″
Uncertainty0
Orbit TypeAmor
MOID0.229168 AU
Observations Used2182
Oppositions16
Arc Total1998-2025
First Observation Used1998-12-23
Last Observation Used2025-06-04
Observations (3437)
Date Type RA Dec Mag Band Observatory
2022-05-07 13:10:05 C 10 40 15.53 -16 34 06.8 q Q68
2022-05-08 08:42:12 C 10 43 00.72 -16 26 09.4 q E89
2022-05-08 09:05:25 C 10 43 03.83 -16 25 59.8 q E89
2022-05-08 09:23:03 C 10 43 06.25 -16 25 52.5 q E89
2022-05-08 09:43:24 C 10 43 09.02 -16 25 44.1 q E89
2022-05-09 20:32:32 C 10 47 59.407 -16 12 15.91 V A16
2022-05-09 20:53:57 C 10 48 02.314 -16 12 06.88 V A16
2022-05-09 21:14:11 C 10 48 05.035 -16 11 58.31 V A16
2022-05-10 04:23:21 C 10 49 04.242 -16 09 10.26 V 703
2022-05-10 04:38:48 C 10 49 06.341 -16 09 05.22 V 703
2022-05-10 04:46:31 C 10 49 07.457 -16 09 03.06 V 703
2022-05-15 02:08:40 C 11 04 56.273 -15 26 25.40 V W68
2022-05-15 02:14:33 C 11 04 56.974 -15 26 23.78 V W68
2022-05-15 02:24:20 C 11 04 58.241 -15 26 20.69 V W68
2022-05-15 02:45:02 C 11 05 00.926 -15 26 14.24 V W68
2022-05-19 04:18:46 C 11 17 39.161 -14 55 59.59 U I41
2022-05-19 05:32:48 C 11 17 48.331 -14 55 37.70 U I41
2022-05-23 05:12:05 C 11 29 45.319 -14 29 57.05 V 703
2022-05-23 05:20:20 C 11 29 46.280 -14 29 54.10 V 703
2022-05-23 05:28:35 C 11 29 47.306 -14 29 52.98 V 703
2022-05-23 05:36:51 C 11 29 48.260 -14 29 49.85 V 703
2022-05-26 01:06:13 C 11 37 59.952 -14 13 59.92 V W68
2022-05-26 01:11:28 C 11 38 00.545 -14 13 59.16 V W68
2022-05-26 01:22:40 C 11 38 01.848 -14 13 56.28 V W68
2022-05-26 01:38:48 C 11 38 03.756 -14 13 53.15 V W68
2022-05-26 02:11:17 C 11 38 07.558 -14 13 46.02 V W68
2022-05-26 02:16:51 C 11 38 08.201 -14 13 43.90 V W68
2022-05-26 02:27:42 C 11 38 09.499 -14 13 42.17 V W68
2022-05-26 02:43:58 C 11 38 11.381 -14 13 38.17 V W68
2022-05-27 01:57:13 C 11 40 57.864 -14 08 45.49 V W68
2022-05-27 02:01:57 C 11 40 58.421 -14 08 44.84 V W68
2022-05-27 02:12:58 C 11 40 59.695 -14 08 42.04 V W68
2022-05-27 02:31:22 C 11 41 01.814 -14 08 37.97 V W68
2022-05-27 04:37:19 C 11 41 16.876 -14 08 25.15 V 703
2022-05-27 04:45:23 C 11 41 17.833 -14 08 23.42 V 703
2022-05-27 04:53:26 C 11 41 18.805 -14 08 21.98 V 703
2022-05-27 05:01:29 C 11 41 19.788 -14 08 18.38 V 703
2022-05-31 04:37:28 C 11 52 30.594 -13 50 48.91 V 703
2022-05-31 04:44:53 C 11 52 31.422 -13 50 48.44 V 703
2022-05-31 04:52:17 C 11 52 32.138 -13 50 47.33 V 703
2022-05-31 04:59:42 C 11 52 33.060 -13 50 46.90 V 703
2022-06-01 04:11:55 C 11 55 12.839 -13 47 08.66 V G96
2022-06-01 04:20:06 C 11 55 13.742 -13 47 07.37 V G96
2022-06-01 04:28:15 C 11 55 14.660 -13 47 06.18 V G96
2022-06-01 04:36:26 C 11 55 15.578 -13 47 04.78 V G96
2023-07-12 07:54:49 C 22 56 15.53 +09 45 49.0 u H21
2023-07-12 08:03:03 C 22 56 15.41 +09 45 51.0 u H21
2023-09-04 10:43:56 C 22 09 50.877 +09 27 31.96 X F51
2023-09-04 11:00:18 C 22 09 50.053 +09 27 27.36 X F51
2023-09-04 11:15:42 C 22 09 49.279 +09 27 22.95 X F51