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
2021-11-30 19:13:54 s 1 -167394.87 2 +168890.18 7800.0 C57
2021-11-30 19:23:54 S 05 47 58.006 +25 15 11.52 V C57
2021-11-30 19:23:54 s 1 -167455.01 1 +168149.98 7330.0 C57
2021-11-30 19:33:54 S 05 47 57.730 +25 14 58.85 V C57
2021-11-30 19:33:54 s 1 -167513.55 2 +167408.19 250.0 C57
2021-11-30 19:53:54 S 05 47 57.475 +25 14 36.60 V C57
2021-11-30 19:53:54 s 1 -167625.79 9 +165919.79 6080.0 C57
2021-11-30 20:03:54 S 05 47 57.506 +25 14 25.26 V C57
2021-11-30 20:03:54 s 1 -167679.48 7 +165173.18 8910.0 C57
2021-11-30 20:13:54 S 05 47 57.449 +25 14 10.14 V C57
2021-11-30 20:13:54 s 1 -167731.53 7 +164424.96 4970.0 C57
2021-11-30 20:23:54 S 05 47 57.365 +25 14 00.42 V C57
2021-11-30 20:23:54 s 1 -167781.94 1 +163675.13 4220.0 C57
2021-11-30 20:33:54 S 05 47 57.230 +25 13 47.53 V C57
2021-11-30 20:33:54 s 1 -167830.68 8 +162923.69 6620.0 C57
2021-11-30 20:43:54 S 05 47 56.966 +25 13 36.80 V C57
2021-11-30 20:43:54 s 1 -167877.76 9 +162170.63 2120.0 C57
2021-11-30 20:53:54 S 05 47 56.930 +25 13 22.94 V C57
2021-11-30 20:53:54 s 1 -167923.17 3 +161415.96 700.0 C57
2021-11-30 21:03:54 S 05 47 56.647 +25 13 12.58 V C57
2021-11-30 21:03:54 s 1 -167966.89 1 +160659.67 2300.0 C57
2021-11-30 21:13:54 S 05 47 56.657 +25 12 58.97 V C57
2021-11-30 21:13:54 s 1 -168008.91 1 +159901.76 6890.0 C57
2021-11-30 21:23:54 S 05 47 56.566 +25 12 48.06 V C57
2021-11-30 21:23:54 s 1 -168049.22 4 +159142.23 4420.0 C57
2021-11-30 21:33:54 S 05 47 56.352 +25 12 35.89 V C57
2021-11-30 21:33:54 s 1 -168087.82 0 +158381.08 4860.0 C57
2021-11-30 21:43:54 S 05 47 56.345 +25 12 22.75 V C57
2021-11-30 21:43:54 s 1 -168124.68 7 +157618.30 8160.0 C57
2021-11-30 21:53:54 S 05 47 56.376 +25 12 12.64 V C57
2021-11-30 21:53:54 s 1 -168159.81 6 +156853.89 4290.0 C57
2021-11-30 22:03:54 S 05 47 56.095 +25 11 57.95 V C57
2021-11-30 22:03:54 s 1 -168193.19 6 +156087.86 3190.0 C57
2021-11-30 22:13:54 S 05 47 56.057 +25 11 47.62 V C57
2021-11-30 22:13:54 s 1 -168224.81 5 +155320.19 4820.0 C57
2021-11-30 22:23:54 S 05 47 56.009 +25 11 37.32 V C57
2021-11-30 22:23:54 s 1 -168254.66 4 +154550.89 9150.0 C57
2021-11-30 22:33:54 S 05 47 55.807 +25 11 24.47 V C57
2021-11-30 22:33:54 s 1 -168282.73 1 +153779.96 6120.0 C57
2021-11-30 22:43:54 S 05 47 55.740 +25 11 11.90 V C57
2021-11-30 22:43:54 s 1 -168309.00 5 +153007.39 5700.0 C57
2021-11-30 22:53:54 S 05 47 55.500 +25 11 01.79 V C57
2021-11-30 22:53:54 s 1 -168333.47 6 +152233.19 7840.0 C57
2021-11-30 23:03:54 S 05 47 55.430 +25 10 46.42 V C57
2021-11-30 23:03:54 s 1 -168356.13 1 +151457.34 2490.0 C57
2021-11-30 23:13:54 S 05 47 55.378 +25 10 34.75 V C57
2021-11-30 23:13:54 s 1 -168376.96 0 +150679.86 9610.0 C57
2021-11-30 23:23:54 S 05 47 55.289 +25 10 21.68 V C57
2021-11-30 23:23:54 s 1 -168395.95 2 +149900.73 9160.0 C57
2021-11-30 23:33:54 S 05 47 55.181 +25 10 12.00 V C57