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 05:13:55 S 05 49 40.750 +27 55 41.48 V C57
2021-11-24 05:13:55 s 1 +114727.41 0 +329424.30 5640.0 C57
2021-11-24 05:23:55 S 05 49 40.529 +27 55 32.63 V C57
2021-11-24 05:23:55 s 1 +114429.79 5 +329752.72 5880.0 C57
2021-11-24 05:33:55 S 05 49 40.445 +27 55 27.12 V C57
2021-11-24 05:33:55 s 1 +114131.79 7 +330080.04 4820.0 C57
2021-11-24 06:03:55 S 05 49 40.202 +27 55 01.06 V C57
2021-11-24 06:03:55 s 1 +113235.52 6 +331055.44 3970.0 C57
2021-11-24 06:13:55 S 05 49 40.382 +27 54 51.01 V C57
2021-11-24 06:13:55 s 1 +112936.01 5 +331378.38 7820.0 C57
2021-11-24 06:23:55 S 05 49 40.126 +27 54 44.14 V C57
2021-11-24 06:23:55 s 1 +112636.13 0 +331700.22 410.0 C57
2021-11-24 06:43:55 S 05 49 40.183 +27 54 22.79 V C57
2021-11-24 06:43:55 s 1 +112035.24 4 +332340.63 1830.0 C57
2021-11-24 06:53:55 S 05 49 40.226 +27 54 15.66 V C57
2021-11-24 06:53:55 s 1 +111734.24 6 +332659.20 680.0 C57
2021-11-24 07:03:55 S 05 49 40.075 +27 54 09.50 V C57
2021-11-24 07:03:55 s 1 +111432.88 1 +332976.67 8290.0 C57
2021-11-24 07:13:55 S 05 49 40.032 +27 54 01.01 V C57
2021-11-24 07:13:55 s 1 +111131.14 9 +333293.06 4680.0 C57
2021-11-24 07:23:55 S 05 49 40.020 +27 53 56.98 V C57
2021-11-24 07:23:55 s 1 +110829.05 2 +333608.35 9840.0 C57
2021-11-24 07:33:55 S 05 49 39.984 +27 53 47.18 V C57
2021-11-24 07:33:55 s 1 +110526.59 3 +333922.56 3780.0 C57
2021-11-24 07:43:55 S 05 49 40.145 +27 53 38.15 V C57
2021-11-24 07:43:55 s 1 +110223.77 3 +334235.67 6520.0 C57
2021-11-24 07:53:55 S 05 49 39.823 +27 53 29.40 V C57
2021-11-24 07:53:55 s 1 +109920.59 2 +334547.70 8040.0 C57
2021-11-24 08:03:55 S 05 49 39.991 +27 53 21.48 V C57
2021-11-24 08:03:55 s 1 +109617.05 4 +334858.65 8370.0 C57
2021-11-24 08:13:55 S 05 49 39.718 +27 53 15.29 V C57
2021-11-24 08:13:55 s 1 +109313.15 9 +335168.50 7500.0 C57
2021-11-24 08:23:55 S 05 49 39.444 +27 53 05.39 V C57
2021-11-24 08:23:55 s 1 +109008.90 8 +335477.27 5450.0 C57
2021-11-24 08:33:55 S 05 49 39.814 +27 52 54.80 V C57
2021-11-24 08:33:55 s 1 +108704.30 4 +335784.96 2210.0 C57
2021-11-24 08:43:55 S 05 49 39.912 +27 52 48.83 V C57
2021-11-24 08:43:55 s 1 +108399.34 9 +336091.56 7800.0 C57
2021-11-24 08:53:55 S 05 49 39.562 +27 52 39.86 V C57
2021-11-24 08:53:55 s 1 +108094.04 3 +336397.08 2220.0 C57
2021-11-24 09:03:55 S 05 49 39.605 +27 52 30.86 V C57
2021-11-24 09:03:55 s 1 +107788.38 8 +336701.51 5470.0 C57
2021-11-24 09:23:55 S 05 49 39.533 +27 52 14.88 V C57
2021-11-24 09:23:55 s 1 +107176.03 7 +337307.13 8500.0 C57
2021-11-24 09:43:55 S 05 49 39.540 +27 51 57.49 V C57
2021-11-24 09:43:55 s 1 +106562.31 0 +337908.44 6940.0 C57
2021-11-24 09:53:55 S 05 49 39.499 +27 51 47.27 V C57
2021-11-24 09:53:55 s 1 +106254.93 3 +338207.47 4460.0 C57
2021-11-24 10:03:55 S 05 49 39.343 +27 51 41.69 V C57
2021-11-24 10:03:55 s 1 +105947.21 7 +338505.42 840.0 C57