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 00:03:55 S 05 49 41.892 +27 59 51.22 V C57
2021-11-24 00:03:55 s 1 +123754.53 7 +318694.35 4600.0 C57
2021-11-24 00:23:55 S 05 49 41.702 +27 59 37.43 V C57
2021-11-24 00:23:55 s 1 +123184.28 1 +319418.93 9820.0 C57
2021-11-24 00:43:55 S 05 49 41.671 +27 59 21.95 V C57
2021-11-24 00:43:55 s 1 +122612.28 6 +320139.02 9100.0 C57
2021-11-24 00:53:55 S 05 49 41.717 +27 59 14.28 V C57
2021-11-24 00:53:55 s 1 +122325.64 1 +320497.38 6530.0 C57
2021-11-24 01:23:55 S 05 49 41.532 +27 58 49.84 V C57
2021-11-24 01:23:55 s 1 +121463.13 9 +321565.76 80.0 C57
2021-11-24 01:33:55 S 05 49 41.438 +27 58 39.40 V C57
2021-11-24 01:33:55 s 1 +121174.78 8 +321919.66 1700.0 C57
2021-11-24 01:53:55 S 05 49 41.290 +27 58 23.59 V C57
2021-11-24 01:53:55 s 1 +120596.82 1 +322624.09 650.0 C57
2021-11-24 02:03:55 S 05 49 41.407 +27 58 13.62 V C57
2021-11-24 02:03:55 s 1 +120307.20 9 +322974.64 7980.0 C57
2021-11-24 02:13:55 S 05 49 41.309 +27 58 10.31 V C57
2021-11-24 02:13:55 s 1 +120017.18 1 +323324.07 3900.0 C57
2021-11-24 02:23:55 S 05 49 41.364 +27 57 59.40 V C57
2021-11-24 02:23:55 s 1 +119726.73 8 +323672.39 8410.0 C57
2021-11-24 02:33:55 S 05 49 41.218 +27 57 51.41 V C57
2021-11-24 02:33:55 s 1 +119435.88 1 +324019.59 1520.0 C57
2021-11-24 02:43:55 S 05 49 41.134 +27 57 43.06 V C57
2021-11-24 02:43:55 s 1 +119144.61 4 +324365.69 3230.0 C57
2021-11-24 02:53:55 S 05 49 41.210 +27 57 35.32 V C57
2021-11-24 02:53:55 s 1 +118852.93 6 +324710.67 3550.0 C57
2021-11-24 03:03:55 S 05 49 41.280 +27 57 28.40 V C57
2021-11-24 03:03:55 s 1 +118560.85 1 +325054.55 2480.0 C57
2021-11-24 03:13:55 S 05 49 41.018 +27 57 21.96 V C57
2021-11-24 03:13:55 s 1 +118268.35 9 +325397.31 40.0 C57
2021-11-24 03:23:55 S 05 49 41.023 +27 57 12.78 V C57
2021-11-24 03:23:55 s 1 +117975.46 4 +325738.97 6230.0 C57
2021-11-24 03:33:55 S 05 49 40.987 +27 57 03.20 V C57
2021-11-24 03:33:55 s 1 +117682.16 5 +326079.52 1050.0 C57
2021-11-24 03:43:55 S 05 49 40.975 +27 56 53.20 V C57
2021-11-24 03:43:55 s 1 +117388.46 6 +326418.97 4520.0 C57
2021-11-24 03:53:55 S 05 49 40.961 +27 56 46.82 V C57
2021-11-24 03:53:55 s 1 +117094.36 7 +326757.30 6630.0 C57
2021-11-24 04:03:55 S 05 49 40.992 +27 56 35.95 V C57
2021-11-24 04:03:55 s 1 +116799.87 1 +327094.54 7400.0 C57
2021-11-24 04:13:55 S 05 49 40.630 +27 56 29.29 V C57
2021-11-24 04:13:55 s 1 +116504.97 9 +327430.67 6830.0 C57
2021-11-24 04:33:55 S 05 49 40.769 +27 56 14.57 V C57
2021-11-24 04:33:55 s 1 +115914.01 5 +328099.62 1700.0 C57
2021-11-24 04:43:55 S 05 49 40.855 +27 56 06.50 V C57
2021-11-24 04:43:55 s 1 +115617.94 6 +328432.44 7150.0 C57
2021-11-24 04:53:55 S 05 49 40.771 +27 55 56.60 V C57
2021-11-24 04:53:55 s 1 +115321.48 7 +328764.16 1290.0 C57
2021-11-24 05:03:55 S 05 49 40.663 +27 55 49.33 V C57
2021-11-24 05:03:55 s 1 +115024.64 2 +329094.78 4120.0 C57