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
2021-11-16 06:43:55 S 05 46 47.491 +30 06 06.52 V C57
2021-11-16 06:43:55 s 1 -133790.68 5 +285636.87 1250.0 C57
2021-11-16 07:23:55 S 05 46 48.530 +30 05 37.90 V C57
2021-11-16 07:23:55 s 1 -134816.04 5 +283791.05 5040.0 C57
2021-11-16 08:43:55 S 05 46 49.349 +30 04 45.88 V C57
2021-11-16 08:43:55 s 1 -136837.90 7 +280038.88 4870.0 C57
2021-11-16 09:23:55 S 05 46 49.831 +30 04 15.53 V C57
2021-11-16 09:23:55 s 1 -137834.04 9 +278132.35 9520.0 C57
2021-11-16 10:03:55 S 05 46 50.426 +30 03 48.92 V C57
2021-11-16 10:03:55 s 1 -138820.08 5 +276205.40 3040.0 C57
2021-11-16 11:33:55 S 05 46 51.506 +30 02 46.79 V C57
2021-11-16 11:33:55 s 1 -141000.72 8 +271794.61 1810.0 C57
2021-11-16 11:53:55 S 05 46 51.756 +30 02 34.44 V C57
2021-11-16 11:53:55 s 1 -141478.01 4 +270800.23 9680.0 C57
2021-11-16 13:23:55 S 05 46 52.750 +30 01 34.75 V C57
2021-11-16 13:23:55 s 1 -143591.90 1 +266261.06 7740.0 C57
2021-11-16 13:53:55 S 05 46 53.724 +30 01 12.47 V C57
2021-11-16 13:53:55 s 1 -144283.93 0 +264724.44 2760.0 C57
2021-11-16 14:03:55 S 05 46 53.630 +30 00 58.64 V C57
2021-11-16 14:03:55 s 1 -144513.17 7 +264209.60 8650.0 C57
2021-11-16 14:23:55 S 05 46 53.978 +30 00 45.79 V C57
2021-11-16 14:23:55 s 1 -144969.50 9 +263175.96 1700.0 C57
2021-11-16 14:33:55 S 05 46 53.986 +30 00 43.06 V C57
2021-11-16 14:33:55 s 1 -145196.58 6 +262657.17 8830.0 C57
2021-11-16 15:03:55 S 05 46 54.502 +30 00 16.24 V C57
2021-11-16 15:03:55 s 1 -145873.42 2 +261092.83 2460.0 C57
2021-11-16 16:53:55 S 05 46 55.982 +29 59 02.04 V C57
2021-11-16 16:53:55 s 1 -148297.37 8 +255254.33 2720.0 C57
2021-11-16 17:13:55 S 05 46 56.155 +29 58 51.28 V C57
2021-11-16 17:13:55 s 1 -148728.09 2 +254175.35 2460.0 C57
2021-11-16 18:23:55 S 05 46 57.439 +29 57 57.67 V C57
2021-11-16 18:23:55 s 1 -150210.56 0 +250356.33 870.0 C57
2021-11-16 18:33:55 S 05 46 57.310 +29 57 48.85 V C57
2021-11-16 18:33:55 s 1 -150419.11 1 +249805.33 3370.0 C57
2021-11-16 19:13:55 S 05 46 57.751 +29 57 25.45 V C57
2021-11-16 19:13:55 s 1 -151245.08 4 +247587.67 330.0 C57
2021-11-16 19:43:55 S 05 46 58.231 +29 57 07.96 V C57
2021-11-16 19:43:55 s 1 -151855.80 7 +245910.05 7910.0 C57
2021-11-16 20:03:55 S 05 46 58.498 +29 56 49.85 V C57
2021-11-16 20:03:55 s 1 -152258.72 4 +244784.76 5990.0 C57
2021-11-16 20:13:55 S 05 46 58.786 +29 56 43.33 V C57
2021-11-16 20:13:55 s 1 -152458.90 1 +244220.05 4890.0 C57
2021-11-16 20:23:55 S 05 46 58.572 +29 56 38.33 V C57
2021-11-16 20:23:55 s 1 -152658.21 8 +243653.96 350.0 C57
2021-11-16 20:33:55 S 05 46 58.471 +29 56 32.53 V C57
2021-11-16 20:33:55 s 1 -152856.67 1 +243086.49 2340.0 C57
2021-11-16 20:53:55 S 05 46 58.963 +29 56 17.41 V C57
2021-11-16 20:53:55 s 1 -153250.96 6 +241947.39 5860.0 C57
2021-11-16 21:03:55 S 05 46 59.093 +29 56 10.64 V C57
2021-11-16 21:03:55 s 1 -153446.80 0 +241375.76 7370.0 C57