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
2021-11-22 14:13:55 S 05 49 43.106 +28 25 39.86 V C57
2021-11-22 14:13:55 s 1 +169241.36 6 +220298.01 80.0 C57
2021-11-22 14:23:55 S 05 49 43.044 +28 25 34.93 V C57
2021-11-22 14:23:55 s 1 +169098.04 8 +220911.94 350.0 C57
2021-11-22 14:33:55 S 05 49 43.099 +28 25 26.22 V C57
2021-11-22 14:33:55 s 1 +168953.67 0 +221524.49 6840.0 C57
2021-11-22 14:43:55 S 05 49 42.979 +28 25 18.98 V C57
2021-11-22 14:43:55 s 1 +168808.23 6 +222135.67 9570.0 C57
2021-11-22 15:03:55 S 05 49 43.171 +28 25 05.81 V C57
2021-11-22 15:03:55 s 1 +168514.22 3 +223353.91 3830.0 C57
2021-11-22 15:23:55 S 05 49 43.265 +28 24 50.26 V C57
2021-11-22 15:23:55 s 1 +168216.05 0 +224566.66 3280.0 C57
2021-11-22 15:33:55 S 05 49 43.296 +28 24 43.42 V C57
2021-11-22 15:33:55 s 1 +168065.41 5 +225170.99 7500.0 C57
2021-11-22 15:43:55 S 05 49 43.114 +28 24 35.39 V C57
2021-11-22 15:43:55 s 1 +167913.75 5 +225773.95 8070.0 C57
2021-11-22 15:53:55 S 05 49 43.438 +28 24 28.30 V C57
2021-11-22 15:53:55 s 1 +167761.07 5 +226375.54 5000.0 C57
2021-11-22 16:13:55 S 05 49 43.171 +28 24 16.49 V C57
2021-11-22 16:13:55 s 1 +167452.67 2 +227574.65 8050.0 C57
2021-11-22 16:33:55 S 05 49 43.296 +28 24 00.83 V C57
2021-11-22 16:33:55 s 1 +167140.24 4 +228768.32 6790.0 C57
2021-11-22 16:43:55 S 05 49 43.334 +28 23 55.07 V C57
2021-11-22 16:43:55 s 1 +166982.53 3 +229363.12 5830.0 C57
2021-11-22 17:03:55 S 05 49 43.282 +28 23 37.79 V C57
2021-11-22 17:03:55 s 1 +166664.13 9 +230548.67 3360.0 C57
2021-11-22 17:13:55 S 05 49 43.406 +28 23 29.44 V C57
2021-11-22 17:13:55 s 1 +166503.46 6 +231139.41 1870.0 C57
2021-11-22 17:23:55 S 05 49 43.519 +28 23 26.16 V C57
2021-11-22 17:23:55 s 1 +166341.81 5 +231728.81 6910.0 C57
2021-11-22 17:33:55 S 05 49 43.294 +28 23 16.40 V C57
2021-11-22 17:33:55 s 1 +166179.19 0 +232316.85 8490.0 C57
2021-11-22 17:43:55 S 05 49 43.423 +28 23 12.44 V C57
2021-11-22 17:43:55 s 1 +166015.59 6 +232903.56 6630.0 C57
2021-11-22 17:53:55 S 05 49 43.553 +28 23 02.18 V C57
2021-11-22 17:53:55 s 1 +165851.03 8 +233488.91 1340.0 C57
2021-11-22 18:03:55 S 05 49 43.392 +28 22 55.31 V C57
2021-11-22 18:03:55 s 1 +165685.52 0 +234072.93 2640.0 C57
2021-11-22 18:13:55 S 05 49 43.656 +28 22 45.12 V C57
2021-11-22 18:13:55 s 1 +165519.04 7 +234655.60 550.0 C57
2021-11-22 18:33:55 S 05 49 43.632 +28 22 33.85 V C57
2021-11-22 18:33:55 s 1 +165183.25 1 +235816.92 6260.0 C57
2021-11-22 18:43:55 S 05 49 43.447 +28 22 27.55 V C57
2021-11-22 18:43:55 s 1 +165013.93 7 +236395.58 4090.0 C57
2021-11-22 18:53:55 S 05 49 43.620 +28 22 20.28 V C57
2021-11-22 18:53:55 s 1 +164843.68 6 +236972.90 8590.0 C57
2021-11-22 19:13:55 S 05 49 43.495 +28 22 05.81 V C57
2021-11-22 19:13:55 s 1 +164500.38 7 +238123.55 7670.0 C57
2021-11-22 19:23:55 S 05 49 43.658 +28 21 57.82 V C57
2021-11-22 19:23:55 s 1 +164327.34 8 +238696.87 2270.0 C57