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
2003-11-24 19:20:45 C 03 47 10.23 +29 30 35.2 c 113
2003-11-24 19:22:49 C 03 47 10.06 +29 30 33.4 c 113
2003-11-30 05:27:16 C 03 39 36.18 +27 28 47.5 15.0 d H72
2003-11-30 05:31:56 C 03 39 35.92 +27 28 42.9 14.7 d H72
2003-11-30 05:36:36 C 03 39 35.62 +27 28 38.4 16.6 d H72
2003-11-30 05:41:16 C 03 39 35.39 +27 28 33.3 16.9 d H72
2003-12-04 06:27:26 C 03 34 03.65 +25 45 47.6 17.4 c 704
2003-12-04 06:45:06 C 03 34 02.60 +25 45 28.1 17.7 c 704
2003-12-04 07:02:38 C 03 34 01.52 +25 45 08.3 17.8 c 704
2003-12-04 07:20:13 C 03 34 00.46 +25 44 48.9 17.8 c 704
2003-12-04 07:37:41 C 03 33 59.40 +25 44 29.3 17.8 c 704
2003-12-12 21:05:04 C 03 23 37.60 +21 41 38.0 126
2003-12-12 21:09:32 C 03 23 37.43 +21 41 32.5 126
2003-12-12 21:21:14 C 03 23 36.97 +21 41 18.3 126
2003-12-12 21:22:39 C 03 23 36.90 +21 41 16.6 126
2003-12-12 21:28:35 C 03 23 36.68 +21 41 09.3 126
2003-12-13 17:43:03 C 03 22 45.32 +21 16 04.0 c 104
2003-12-13 17:50:30 C 03 22 44.98 +21 15 54.9 c 104
2003-12-13 17:59:40 C 03 22 44.56 +21 15 43.5 c 104
2003-12-13 18:08:59 C 03 22 44.14 +21 15 32.3 c 104
2003-12-15 21:56:25 C 03 20 39.89 +20 11 00.7 126
2003-12-15 21:59:44 C 03 20 39.73 +20 10 56.1 126
2003-12-15 22:02:54 C 03 20 39.58 +20 10 52.2 126
2003-12-15 22:07:48 C 03 20 39.36 +20 10 46.0 126
2003-12-15 22:10:51 C 03 20 39.25 +20 10 43.0 126
2003-12-15 22:16:13 C 03 20 39.03 +20 10 35.9 126
2003-12-16 18:08:08 C 03 19 56.54 +19 45 42.6 c 113
2003-12-16 18:09:43 C 03 19 56.46 +19 45 40.4 c 113
2003-12-16 18:11:18 C 03 19 56.42 +19 45 38.8 c 113
2003-12-16 18:12:54 C 03 19 56.36 +19 45 36.5 c 113
2003-12-16 18:14:29 C 03 19 56.29 +19 45 34.5 c 113
2003-12-16 18:58:48 C 03 19 54.67 +19 44 40.3 r 151
2003-12-16 19:00:08 C 03 19 54.59 +19 44 38.2 r 151
2003-12-16 19:00:50 C 03 19 54.57 +19 44 37.3 r 151
2003-12-16 19:02:19 C 03 19 54.50 +19 44 35.9 r 151
2003-12-16 19:03:06 C 03 19 54.45 +19 44 34.8 r 151
2003-12-16 19:03:50 C 03 19 54.47 +19 44 33.4 r 151
2003-12-16 19:04:40 C 03 19 54.41 +19 44 33.0 r 151
2003-12-16 19:07:12 C 03 19 54.30 +19 44 29.4 r 151
2003-12-17 04:14:19 C 03 19 34.88 +19 33 12.6 d 703
2003-12-17 04:35:42 C 03 19 34.03 +19 32 46.1 d 703
2003-12-17 04:57:07 C 03 19 33.19 +19 32 19.3 d 703
2003-12-17 05:18:24 C 03 19 32.34 +19 31 52.9 d 703
2003-12-17 05:20:26 C 03 19 32.47 +19 31 47.5 17.0 c 644
2003-12-17 05:50:21 C 03 19 31.29 +19 31 10.1 17.1 c 644
2003-12-17 06:20:13 C 03 19 30.11 +19 30 32.7 17.0 c 644
2003-12-18 02:02:21 C 03 18 51.86 +19 05 52.4 c 691
2003-12-18 02:40:37 C 03 18 50.42 +19 05 05.1 c 691
2003-12-18 03:19:19 C 03 18 49.06 +19 04 17.5 c 691
2003-12-19 04:20:45 C 03 18 01.61 +18 33 02.3 16.7 d H72