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
2021-12-01 04:33:54 s 1 -168006.17 1 +124925.43 110.0 C57
2021-12-01 04:43:54 S 05 47 52.286 +25 03 59.94 V C57
2021-12-01 04:43:54 s 1 -167959.70 1 +124093.04 700.0 C57
2021-12-01 04:53:54 S 05 47 52.042 +25 03 46.69 V C57
2021-12-01 04:53:54 s 1 -167910.95 5 +123258.96 1960.0 C57
2021-12-01 05:03:54 S 05 47 51.958 +25 03 35.53 V C57
2021-12-01 05:03:54 s 1 -167859.91 8 +122423.20 3840.0 C57
2021-12-01 05:13:54 S 05 47 51.766 +25 03 20.16 V C57
2021-12-01 05:13:54 s 1 -167806.57 4 +121585.76 6280.0 C57
2021-12-01 05:23:54 S 05 47 51.523 +25 03 12.17 V C57
2021-12-01 05:23:54 s 1 -167750.90 8 +120746.64 9210.0 C57
2021-12-01 06:13:54 S 05 47 51.403 +25 02 10.86 V C57
2021-12-01 06:13:54 s 1 -167437.17 8 +116525.75 9040.0 C57
2021-12-01 06:23:54 S 05 47 51.403 +25 01 55.81 V C57
2021-12-01 06:23:54 s 1 -167367.23 8 +115676.52 3590.0 C57
2021-12-01 06:33:54 S 05 47 51.163 +25 01 45.26 V C57
2021-12-01 06:33:54 s 1 -167294.86 2 +114825.61 8180.0 C57
2021-12-01 06:43:54 S 05 47 51.067 +25 01 32.41 V C57
2021-12-01 06:43:54 s 1 -167220.03 1 +113973.01 2750.0 C57
2021-12-01 06:53:54 S 05 47 51.036 +25 01 21.36 V C57
2021-12-01 06:53:54 s 1 -167142.73 0 +113118.72 7220.0 C57
2021-12-01 07:03:54 S 05 47 50.820 +25 01 09.52 V C57
2021-12-01 07:03:54 s 1 -167062.94 1 +112262.75 1530.0 C57
2021-12-01 07:13:54 S 05 47 50.911 +25 00 56.56 V C57
2021-12-01 07:13:54 s 1 -166980.64 6 +111405.10 5600.0 C57
2021-12-01 07:23:54 S 05 47 50.746 +25 00 45.83 V C57
2021-12-01 07:23:54 s 1 -166895.82 8 +110545.76 9380.0 C57
2021-12-01 07:33:54 S 05 47 50.590 +25 00 33.12 V C57
2021-12-01 07:33:54 s 1 -166808.46 9 +109684.74 2780.0 C57
2021-12-01 07:43:54 S 05 47 50.551 +25 00 20.05 V C57
2021-12-01 07:43:54 s 1 -166718.55 2 +108822.03 5740.0 C57
2021-12-01 07:53:54 S 05 47 50.431 +25 00 07.74 V C57
2021-12-01 07:53:54 s 1 -166626.05 7 +107957.64 8180.0 C57
2021-12-01 08:03:54 S 05 47 50.400 +24 59 57.77 V C57
2021-12-01 08:03:54 s 1 -166530.96 6 +107091.56 40.0 C57
2021-12-01 08:13:54 S 05 47 50.374 +24 59 43.37 V C57
2021-12-01 08:13:54 s 1 -166433.26 2 +106223.81 1240.0 C57
2021-12-01 08:23:54 S 05 47 50.266 +24 59 31.81 V C57
2021-12-01 08:23:54 s 1 -166332.92 6 +105354.37 1700.0 C57
2021-12-01 08:33:54 S 05 47 50.155 +24 59 18.85 V C57
2021-12-01 08:33:54 s 1 -166229.93 8 +104483.25 1360.0 C57
2021-12-01 09:33:54 S 05 47 49.985 +24 58 09.70 V C57
2021-12-01 09:33:54 s 1 -165555.25 2 +99221.291 8040.0 C57
2021-12-01 10:23:54 S 05 47 49.133 +24 57 07.24 V C57
2021-12-01 10:23:54 s 1 -164916.50 0 +94790.294 2150.0 C57
2021-12-01 10:33:54 S 05 47 49.226 +24 56 53.20 V C57
2021-12-01 10:33:54 s 1 -164780.15 5 +93899.092 6020.0 C57
2021-12-01 10:43:54 S 05 47 49.128 +24 56 41.06 V C57
2021-12-01 10:43:54 s 1 -164640.89 7 +93006.226 8050.0 C57
2021-12-01 10:53:54 S 05 47 49.145 +24 56 31.27 V C57