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
2022-03-15 01:49:05 C 07 16 51.101 -24 46 07.28 V W68
2022-03-15 02:05:02 C 07 16 53.369 -24 46 06.42 V W68
2022-03-16 02:10:26 C 07 20 30.341 -24 45 13.93 V W68
2022-03-16 02:15:18 C 07 20 31.025 -24 45 13.54 V W68
2022-03-16 02:24:25 C 07 20 32.321 -24 45 12.89 V W68
2022-03-16 02:40:25 C 07 20 34.644 -24 45 11.56 V W68
2022-03-19 02:56:07 C 07 31 38.170 -24 39 18.18 V W68
2022-03-19 03:01:36 C 07 31 38.993 -24 39 17.60 V W68
2022-03-19 03:12:08 C 07 31 40.572 -24 39 16.06 V W68
2022-03-19 03:26:39 C 07 31 42.749 -24 39 13.90 V W68
2022-04-03 10:50:09 C 08 31 19.62 -23 00 57.2 q E89
2022-04-03 10:56:50 C 08 31 20.75 -23 00 54.5 q E89
2022-04-05 01:08:37 C 08 37 43.627 -22 45 24.88 V W68
2022-04-05 01:12:55 C 08 37 44.321 -22 45 23.11 V W68
2022-04-05 01:31:35 C 08 37 47.340 -22 45 15.05 V W68
2022-04-05 01:59:02 C 08 37 51.763 -22 45 03.31 V W68
2022-04-09 01:34:59 C 08 53 48.610 -22 02 59.28 V W68
2022-04-09 01:39:34 C 08 53 49.351 -22 02 57.05 V W68
2022-04-09 02:01:35 C 08 53 52.884 -22 02 46.72 V W68
2022-04-09 02:11:23 C 08 53 54.468 -22 02 42.00 V W68
2022-04-12 01:14:24 C 09 05 42.523 -21 29 13.31 V W68
2022-04-12 01:18:20 C 09 05 43.171 -21 29 11.90 V W68
2022-04-12 01:55:45 C 09 05 49.152 -21 28 53.44 V W68
2022-04-12 02:05:07 C 09 05 50.662 -21 28 49.04 V W68
2022-04-12 02:54:18 C 09 05 59.406 -21 28 46.49 V 703
2022-04-12 03:02:43 C 09 06 00.796 -21 28 42.71 V 703
2022-04-12 03:11:09 C 09 06 02.164 -21 28 39.61 V 703
2022-04-12 03:19:35 C 09 06 03.420 -21 28 35.51 V 703
2022-04-13 01:25:32 C 09 09 42.206 -21 17 30.34 V W68
2022-04-13 01:30:58 C 09 09 43.066 -21 17 27.74 V W68
2022-04-13 01:45:13 C 09 09 45.338 -21 17 20.54 V W68
2022-04-13 02:05:12 C 09 09 48.509 -21 17 10.93 V W68
2022-04-14 20:18:28 C 09 16 45.03 -20 56 26.9 V M21
2022-04-14 20:22:25 C 09 16 45.65 -20 56 25.0 V M21
2022-04-14 20:26:24 C 09 16 46.28 -20 56 23.0 V M21
2022-04-16 02:31:40 C 09 21 41.330 -20 41 20.87 V W68
2022-04-16 02:35:43 C 09 21 41.990 -20 41 18.53 V W68
2022-04-16 03:14:57 C 09 21 48.185 -20 40 58.37 V W68
2022-04-16 03:26:23 C 09 21 50.011 -20 40 52.32 V W68
2022-04-16 04:04:53 C 09 21 57.029 -20 40 55.31 U I41
2022-04-16 04:05:33 C 09 21 57.130 -20 40 54.98 U I41
2022-04-16 05:03:23 C 09 22 06.259 -20 40 25.72 U I41
2022-04-16 05:04:04 C 09 22 06.360 -20 40 25.28 U I41
2022-04-19 03:57:17 C 09 33 34.783 -20 04 40.69 V 703
2022-04-19 04:05:27 C 09 33 36.050 -20 04 36.59 V 703
2022-04-19 04:13:37 C 09 33 37.328 -20 04 32.63 V 703
2022-04-19 04:21:48 C 09 33 38.596 -20 04 28.31 V 703
2022-04-20 03:52:28 C 09 37 23.918 -19 52 11.75 V W68
2022-04-20 03:56:39 C 09 37 24.588 -19 52 09.59 V W68
2022-04-20 04:05:23 C 09 37 25.961 -19 52 04.73 V W68