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 06:33:54 s 1 -158769.22 9 +220611.46 8020.0 C57
2021-11-30 06:43:54 S 05 48 07.207 +25 30 08.39 V C57
2021-11-30 06:43:54 s 1 -158927.95 7 +219987.10 8460.0 C57
2021-11-30 06:53:54 S 05 48 06.878 +25 29 58.63 V C57
2021-11-30 06:53:54 s 1 -159085.63 1 +219361.30 4480.0 C57
2021-11-30 07:03:54 S 05 48 06.886 +25 29 47.29 V C57
2021-11-30 07:03:54 s 1 -159242.24 6 +218734.04 6050.0 C57
2021-11-30 07:13:54 S 05 48 06.811 +25 29 35.12 V C57
2021-11-30 07:13:54 s 1 -159397.79 6 +218105.33 3160.0 C57
2021-11-30 07:23:54 S 05 48 06.641 +25 29 21.77 V C57
2021-11-30 07:23:54 s 1 -159552.27 6 +217475.17 5770.0 C57
2021-11-30 07:33:54 S 05 48 06.588 +25 29 09.17 V C57
2021-11-30 07:33:54 s 1 -159705.68 1 +216843.55 3870.0 C57
2021-11-30 07:43:54 S 05 48 06.302 +25 29 02.54 V C57
2021-11-30 07:43:54 s 1 -159858.00 4 +216210.47 7440.0 C57
2021-11-30 07:53:54 S 05 48 06.362 +25 28 46.60 V C57
2021-11-30 07:53:54 s 1 -160009.24 1 +215575.92 6440.0 C57
2021-11-30 08:03:54 S 05 48 06.079 +25 28 35.04 V C57
2021-11-30 08:03:54 s 1 -160159.38 5 +214939.92 870.0 C57
2021-11-30 08:13:54 S 05 48 06.096 +25 28 23.70 V C57
2021-11-30 08:13:54 s 1 -160308.43 1 +214302.45 690.0 C57
2021-11-30 08:23:54 S 05 48 05.842 +25 28 13.73 V C57
2021-11-30 08:23:54 s 1 -160456.37 4 +213663.52 5890.0 C57
2021-11-30 08:33:54 S 05 48 05.844 +25 27 58.82 V C57
2021-11-30 08:33:54 s 1 -160603.20 7 +213023.11 6430.0 C57
2021-11-30 08:43:54 S 05 48 05.599 +25 27 48.71 V C57
2021-11-30 08:43:54 s 1 -160748.92 4 +212381.24 2310.0 C57
2021-11-30 08:53:54 S 05 48 05.638 +25 27 35.35 V C57
2021-11-30 08:53:54 s 1 -160893.52 0 +211737.89 3480.0 C57
2021-11-30 09:03:54 S 05 48 05.405 +25 27 23.44 V C57
2021-11-30 09:03:54 s 1 -161036.99 0 +211093.07 9940.0 C57
2021-11-30 09:13:54 S 05 48 05.206 +25 27 12.89 V C57
2021-11-30 09:13:54 s 1 -161179.32 6 +210446.77 1650.0 C57
2021-11-30 09:23:54 S 05 48 05.083 +25 27 01.12 V C57
2021-11-30 09:23:54 s 1 -161320.52 3 +209798.99 8590.0 C57
2021-11-30 09:33:54 S 05 48 04.973 +25 26 50.35 V C57
2021-11-30 09:33:54 s 1 -161460.57 6 +209149.74 730.0 C57
2021-11-30 09:43:54 S 05 48 04.956 +25 26 36.92 V C57
2021-11-30 09:43:54 s 1 -161599.47 7 +208498.99 8060.0 C57
2021-11-30 09:53:54 S 05 48 04.836 +25 26 27.35 V C57
2021-11-30 09:53:54 s 1 -161737.22 1 +207846.77 550.0 C57
2021-11-30 10:03:54 S 05 48 04.702 +25 26 13.96 V C57
2021-11-30 10:03:54 s 1 -161873.80 3 +207193.06 8170.0 C57
2021-11-30 10:13:54 S 05 48 04.450 +25 26 03.88 V C57
2021-11-30 10:13:54 s 1 -162009.21 4 +206537.86 900.0 C57
2021-11-30 10:23:54 S 05 48 04.363 +25 25 50.48 V C57
2021-11-30 10:23:54 s 1 -162143.45 1 +205881.16 8720.0 C57
2021-11-30 10:33:54 S 05 48 03.965 +25 25 37.24 V C57
2021-11-30 10:33:54 s 1 -162276.50 5 +205222.98 1590.0 C57
2021-11-30 10:53:54 S 05 48 04.092 +25 25 17.58 V C57