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
2021-12-20 08:30:30 C 05 36 54.17 +13 41 14.8 X U55
2021-12-20 09:03:30 C 05 36 52.77 +13 40 12.5 X U55
2021-12-23 04:16:58 C 05 34 34.19 +11 33 19.4 q W29
2021-12-23 04:20:59 C 05 34 34.04 +11 33 11.7 q W29
2021-12-23 04:27:46 C 05 34 33.75 +11 32 58.6 q W29
2021-12-23 12:33:25 C 05 34 15.53 +11 17 30.0 V T05
2021-12-23 12:40:03 C 05 34 15.26 +11 17 17.0 V T05
2021-12-23 12:49:58 C 05 34 14.86 +11 16 57.7 V T05
2021-12-23 13:07:52 C 05 34 14.13 +11 16 22.7 V T05
2021-12-25 16:28:19 C 05 32 29.61 +09 35 52.7 V D29
2021-12-25 16:58:52 C 05 32 28.35 +09 34 52.2 V D29
2021-12-25 17:29:25 C 05 32 27.13 +09 33 51.2 V D29
2021-12-26 04:13:16 C 05 32 07.00 +09 12 30.9 Z V41
2021-12-26 04:24:35 C 05 32 06.56 +09 12 08.6 Z V41
2021-12-26 04:42:42 C 05 32 05.84 +09 11 32.7 Z V41
2021-12-26 04:56:15 C 05 32 05.30 +09 11 06.2 Z V41
2021-12-26 12:02:19 C 05 31 50.30 +08 57 39.8 q E89
2021-12-26 12:04:07 C 05 31 50.25 +08 57 36.6 q E89
2021-12-26 12:05:53 C 05 31 50.17 +08 57 32.6 q E89
2021-12-27 14:27:38 C 05 30 58.36 +08 04 18.7 V D29
2021-12-27 14:47:59 C 05 30 57.53 +08 03 37.9 V D29
2021-12-27 15:08:21 C 05 30 56.71 +08 02 57.1 V D29
2021-12-30 12:27:51 C 05 28 44.83 +05 43 46.6 q E89
2021-12-30 12:30:48 C 05 28 44.70 +05 43 40.0 q E89
2021-12-30 12:34:59 C 05 28 44.56 +05 43 31.6 q E89
2021-12-30 12:38:58 C 05 28 44.44 +05 43 23.8 q E89
2021-12-30 15:25:41 C 05 28 39.83 +05 37 09.5 V D29
2021-12-30 15:26:57 C 05 28 39.79 +05 37 07.1 V D29
2021-12-30 15:46:02 C 05 28 39.07 +05 36 28.3 V D29
2021-12-30 15:47:19 C 05 28 39.01 +05 36 25.7 V D29
2021-12-30 16:06:24 C 05 28 38.30 +05 35 47.0 V D29
2021-12-30 16:07:41 C 05 28 38.25 +05 35 44.4 V D29
2021-12-30 16:15:50 C 05 28 37.94 +05 35 27.8 V D29
2021-12-30 16:36:12 C 05 28 37.18 +05 34 46.0 V D29
2021-12-30 16:56:34 C 05 28 36.43 +05 34 05.2 V D29
2022-01-01 21:19:34 C 05 27 07.76 +03 47 57.1 V 130
2022-01-01 21:21:06 C 05 27 07.70 +03 47 54.1 V 130
2022-01-01 21:22:38 C 05 27 07.66 +03 47 51.0 V 130
2022-01-01 21:24:09 C 05 27 07.60 +03 47 47.9 V 130
2022-01-01 23:04:10 C 05 27 04.39 +03 44 26.7 16.1 q 122
2022-01-01 23:21:32 C 05 27 03.81 +03 43 51.6 16.0 q 122
2022-01-01 23:39:01 C 05 27 03.23 +03 43 16.3 16.0 q 122
2022-01-03 05:08:42 C 05 26 17.76 +02 43 46.3 Z V41
2022-01-03 05:29:04 C 05 26 17.13 +02 43 04.9 Z V41
2022-01-03 06:18:50 C 05 26 15.54 +02 41 24.6 Z V41
2022-01-03 10:56:10 C 05 26 07.41 +02 32 09.5 V U68
2022-01-03 10:58:16 C 05 26 08.88 +02 32 45.4 q E89
2022-01-03 11:00:59 C 05 26 07.29 +02 32 00.1 V U68
2022-01-03 11:03:00 C 05 26 08.73 +02 32 36.2 q E89
2022-01-03 11:28:56 C 05 26 06.50 +02 31 03.7 V U68