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 15:03:54 s 1 -165398.11 2 +186880.36 3650.0 C57
2021-11-30 15:13:54 S 05 48 00.871 +25 20 09.20 V C57
2021-11-30 15:13:54 s 1 -165495.34 3 +186179.56 7120.0 C57
2021-11-30 15:23:54 S 05 48 00.703 +25 19 57.76 V C57
2021-11-30 15:23:54 s 1 -165591.19 0 +185477.20 4840.0 C57
2021-11-30 15:33:54 S 05 48 00.514 +25 19 45.73 V C57
2021-11-30 15:33:54 s 1 -165685.64 5 +184773.29 6770.0 C57
2021-11-30 15:43:54 S 05 48 00.226 +25 19 34.03 V C57
2021-11-30 15:43:54 s 1 -165778.70 0 +184067.83 2870.0 C57
2021-11-30 15:53:54 S 05 48 00.346 +25 19 22.91 V C57
2021-11-30 15:53:54 s 1 -165870.34 7 +183360.81 3130.0 C57
2021-11-30 16:03:54 S 05 48 00.247 +25 19 08.62 V C57
2021-11-30 16:03:54 s 1 -165960.57 8 +182652.22 7490.0 C57
2021-11-30 16:13:54 S 05 48 00.115 +25 18 56.99 V C57
2021-11-30 16:13:54 s 1 -166049.38 5 +181942.08 5940.0 C57
2021-11-30 16:23:54 S 05 48 00.161 +25 18 45.32 V C57
2021-11-30 16:23:54 s 1 -166136.76 0 +181230.37 8440.0 C57
2021-11-30 16:33:54 S 05 47 59.974 +25 18 33.59 V C57
2021-11-30 16:33:54 s 1 -166222.69 5 +180517.10 4960.0 C57
2021-11-30 16:43:54 S 05 47 59.664 +25 18 22.61 V C57
2021-11-30 16:43:54 s 1 -166307.18 1 +179802.26 5460.0 C57
2021-11-30 16:53:54 S 05 47 59.760 +25 18 08.89 V C57
2021-11-30 16:53:54 s 1 -166390.21 1 +179085.85 9920.0 C57
2021-11-30 17:03:54 S 05 47 59.520 +25 17 57.16 V C57
2021-11-30 17:03:54 s 1 -166471.77 5 +178367.87 8280.0 C57
2021-11-30 17:13:54 S 05 47 59.414 +25 17 46.97 V C57
2021-11-30 17:13:54 s 1 -166551.86 6 +177648.31 540.0 C57
2021-11-30 17:23:54 S 05 47 59.184 +25 17 34.44 V C57
2021-11-30 17:23:54 s 1 -166630.47 5 +176927.18 6640.0 C57
2021-11-30 17:33:54 S 05 47 59.153 +25 17 22.09 V C57
2021-11-30 17:33:54 s 1 -166707.59 4 +176204.47 6560.0 C57
2021-11-30 17:43:54 S 05 47 59.100 +25 17 10.50 V C57
2021-11-30 17:43:54 s 1 -166783.21 3 +175480.19 250.0 C57
2021-11-30 17:53:54 S 05 47 59.018 +25 17 00.10 V C57
2021-11-30 17:53:54 s 1 -166857.32 5 +174754.32 7690.0 C57
2021-11-30 18:03:54 S 05 47 58.786 +25 16 46.45 V C57
2021-11-30 18:03:54 s 1 -166929.92 0 +174026.86 8850.0 C57
2021-11-30 18:13:54 S 05 47 58.834 +25 16 35.36 V C57
2021-11-30 18:13:54 s 1 -167000.99 0 +173297.82 3670.0 C57
2021-11-30 18:23:54 S 05 47 58.579 +25 16 23.88 V C57
2021-11-30 18:23:54 s 1 -167070.52 5 +172567.19 2140.0 C57
2021-11-30 18:33:54 S 05 47 58.536 +25 16 10.38 V C57
2021-11-30 18:33:54 s 1 -167138.51 8 +171834.98 4210.0 C57
2021-11-30 18:43:54 S 05 47 58.541 +25 16 00.73 V C57
2021-11-30 18:43:54 s 1 -167204.95 8 +171101.17 9850.0 C57
2021-11-30 18:53:54 S 05 47 58.282 +25 15 45.47 V C57
2021-11-30 18:53:54 s 1 -167269.83 6 +170365.77 9020.0 C57
2021-11-30 19:03:54 S 05 47 58.102 +25 15 35.42 V C57
2021-11-30 19:03:54 s 1 -167333.14 4 +169628.77 1680.0 C57
2021-11-30 19:13:54 S 05 47 57.972 +25 15 21.67 V C57