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
2021-11-24 15:33:55 S 05 49 37.402 +27 47 02.83 V C57
2021-11-24 15:33:55 s 1 +95611.659 0 +347736.87 2960.0 C57
2021-11-24 15:43:55 S 05 49 37.596 +27 46 56.28 V C57
2021-11-24 15:43:55 s 1 +95293.262 0 +347998.53 4130.0 C57
2021-11-24 15:53:55 S 05 49 37.392 +27 46 43.75 V C57
2021-11-24 15:53:55 s 1 +94974.576 0 +348259.12 4360.0 C57
2021-11-24 16:03:55 S 05 49 37.519 +27 46 34.36 V C57
2021-11-24 16:03:55 s 1 +94655.601 0 +348518.66 3640.0 C57
2021-11-24 16:23:55 S 05 49 37.349 +27 46 21.79 V C57
2021-11-24 16:23:55 s 1 +94016.792 0 +349034.57 9420.0 C57
2021-11-24 16:33:55 S 05 49 37.303 +27 46 12.00 V C57
2021-11-24 16:33:55 s 1 +93696.961 0 +349290.95 5920.0 C57
2021-11-24 16:43:55 S 05 49 37.142 +27 46 05.59 V C57
2021-11-24 16:43:55 s 1 +93376.847 0 +349546.27 1510.0 C57
2021-11-24 16:53:55 S 05 49 37.471 +27 45 54.11 V C57
2021-11-24 16:53:55 s 1 +93056.452 0 +349800.53 6170.0 C57
2021-11-24 17:03:55 S 05 49 37.078 +27 45 47.30 V C57
2021-11-24 17:03:55 s 1 +92735.777 0 +350053.74 9940.0 C57
2021-11-24 17:13:55 S 05 49 37.140 +27 45 37.26 V C57
2021-11-24 17:13:55 s 1 +92414.823 0 +350305.90 2790.0 C57
2021-11-24 17:23:55 S 05 49 36.958 +27 45 31.18 V C57
2021-11-24 17:23:55 s 1 +92093.592 0 +350557.01 4750.0 C57
2021-11-24 17:33:55 S 05 49 36.924 +27 45 22.93 V C57
2021-11-24 17:33:55 s 1 +91772.084 0 +350807.07 5820.0 C57
2021-11-24 17:43:55 S 05 49 36.802 +27 45 11.34 V C57
2021-11-24 17:43:55 s 1 +91450.302 0 +351056.07 5990.0 C57
2021-11-24 17:53:55 S 05 49 36.650 +27 45 01.84 V C57
2021-11-24 17:53:55 s 1 +91128.246 0 +351304.03 5280.0 C57
2021-11-24 18:03:55 S 05 49 37.018 +27 44 53.92 V C57
2021-11-24 18:03:55 s 1 +90805.919 0 +351550.93 3700.0 C57
2021-11-24 18:13:55 S 05 49 36.610 +27 44 46.14 V C57
2021-11-24 18:13:55 s 1 +90483.320 0 +351796.79 1240.0 C57
2021-11-24 18:23:55 S 05 49 36.720 +27 44 38.54 V C57
2021-11-24 18:23:55 s 1 +90160.452 0 +352041.59 7910.0 C57
2021-11-24 18:33:55 S 05 49 36.595 +27 44 30.80 V C57
2021-11-24 18:33:55 s 1 +89837.316 0 +352285.35 3720.0 C57
2021-11-24 18:43:55 S 05 49 36.437 +27 44 20.11 V C57
2021-11-24 18:43:55 s 1 +89513.913 0 +352528.06 8660.0 C57
2021-11-24 18:53:55 S 05 49 36.382 +27 44 12.44 V C57
2021-11-24 18:53:55 s 1 +89190.244 0 +352769.72 2760.0 C57
2021-11-24 19:03:55 S 05 49 36.490 +27 44 03.05 V C57
2021-11-24 19:03:55 s 1 +88866.311 0 +353010.34 6000.0 C57
2021-11-24 19:13:55 S 05 49 36.485 +27 43 53.47 V C57
2021-11-24 19:13:55 s 1 +88542.115 0 +353249.91 8400.0 C57
2021-11-24 19:23:55 S 05 49 36.149 +27 43 51.13 V C57
2021-11-24 19:23:55 s 1 +88217.657 0 +353488.44 9960.0 C57
2021-11-24 19:33:55 S 05 49 36.197 +27 43 38.78 V C57
2021-11-24 19:33:55 s 1 +87892.939 0 +353725.91 680.0 C57
2021-11-24 19:43:55 S 05 49 36.144 +27 43 29.10 V C57
2021-11-24 19:43:55 s 1 +87567.962 0 +353962.35 580.0 C57