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 10:13:55 S 05 49 39.365 +27 51 32.83 V C57
2021-11-24 10:13:55 s 1 +105639.16 3 +338802.29 6100.0 C57
2021-11-24 10:23:55 S 05 49 39.024 +27 51 27.22 V C57
2021-11-24 10:23:55 s 1 +105330.77 2 +339098.09 230.0 C57
2021-11-24 10:33:55 S 05 49 39.079 +27 51 20.95 V C57
2021-11-24 10:33:55 s 1 +105022.04 6 +339392.81 3260.0 C57
2021-11-24 10:53:55 S 05 49 39.065 +27 50 57.48 V C57
2021-11-24 10:53:55 s 1 +104403.59 4 +339979.02 5990.0 C57
2021-11-24 11:03:55 S 05 49 39.178 +27 50 47.87 V C57
2021-11-24 11:03:55 s 1 +104093.87 2 +340270.51 5700.0 C57
2021-11-24 11:13:55 S 05 49 39.118 +27 50 40.81 V C57
2021-11-24 11:13:55 s 1 +103783.82 0 +340560.93 4320.0 C57
2021-11-24 11:23:55 S 05 49 38.834 +27 50 32.28 V C57
2021-11-24 11:23:55 s 1 +103473.44 0 +340850.28 1860.0 C57
2021-11-24 11:43:55 S 05 49 38.635 +27 50 17.38 V C57
2021-11-24 11:43:55 s 1 +102851.70 3 +341425.75 3700.0 C57
2021-11-24 12:23:55 S 05 49 38.498 +27 49 45.34 V C57
2021-11-24 12:23:55 s 1 +101604.36 2 +342563.84 4570.0 C57
2021-11-24 12:33:55 S 05 49 38.741 +27 49 41.38 V C57
2021-11-24 12:33:55 s 1 +101291.72 9 +342845.69 4660.0 C57
2021-11-24 12:43:55 S 05 49 38.443 +27 49 24.60 V C57
2021-11-24 12:43:55 s 1 +100978.78 0 +343126.47 3700.0 C57
2021-11-24 12:53:55 S 05 49 38.518 +27 49 17.83 V C57
2021-11-24 12:53:55 s 1 +100665.51 6 +343406.19 1700.0 C57
2021-11-24 13:13:55 S 05 49 38.525 +27 49 02.60 V C57
2021-11-24 13:13:55 s 1 +100038.05 0 +343962.41 4620.0 C57
2021-11-24 13:23:55 S 05 49 38.201 +27 48 52.06 V C57
2021-11-24 13:23:55 s 1 +99723.851 0 +344238.93 9540.0 C57
2021-11-24 13:33:55 S 05 49 38.184 +27 48 43.09 V C57
2021-11-24 13:33:55 s 1 +99409.343 0 +344514.37 3450.0 C57
2021-11-24 13:43:55 S 05 49 38.071 +27 48 37.01 V C57
2021-11-24 13:43:55 s 1 +99094.528 0 +344788.76 6350.0 C57
2021-11-24 13:53:55 S 05 49 38.071 +27 48 26.24 V C57
2021-11-24 13:53:55 s 1 +98779.406 0 +345062.08 8240.0 C57
2021-11-24 14:03:55 S 05 49 37.944 +27 48 18.61 V C57
2021-11-24 14:03:55 s 1 +98463.979 0 +345334.33 9130.0 C57
2021-11-24 14:13:55 S 05 49 37.822 +27 48 11.88 V C57
2021-11-24 14:13:55 s 1 +98148.250 0 +345605.53 9020.0 C57
2021-11-24 14:23:55 S 05 49 37.990 +27 47 59.10 V C57
2021-11-24 14:23:55 s 1 +97832.218 0 +345875.66 7920.0 C57
2021-11-24 14:43:55 S 05 49 37.805 +27 47 47.40 V C57
2021-11-24 14:43:55 s 1 +97199.254 0 +346412.73 2780.0 C57
2021-11-24 14:53:55 S 05 49 37.810 +27 47 35.34 V C57
2021-11-24 14:53:55 s 1 +96882.325 0 +346679.68 8750.0 C57
2021-11-24 15:03:55 S 05 49 37.838 +27 47 27.60 V C57
2021-11-24 15:03:55 s 1 +96565.100 0 +346945.57 3740.0 C57
2021-11-24 15:13:55 S 05 49 37.594 +27 47 20.69 V C57
2021-11-24 15:13:55 s 1 +96247.580 0 +347210.39 7770.0 C57
2021-11-24 15:23:55 S 05 49 37.462 +27 47 12.19 V C57
2021-11-24 15:23:55 s 1 +95929.766 0 +347474.16 850.0 C57