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
2021-11-29 12:23:54 s 1 -136165.02 6 +280380.34 1460.0 C57
2021-11-29 12:33:54 S 05 48 21.756 +25 51 01.62 V C57
2021-11-29 12:33:54 s 1 -136412.54 5 +279903.27 8410.0 C57
2021-11-29 12:43:54 S 05 48 21.566 +25 50 51.47 V C57
2021-11-29 12:43:54 s 1 -136659.44 0 +279424.93 2680.0 C57
2021-11-29 12:53:54 S 05 48 21.451 +25 50 41.17 V C57
2021-11-29 12:53:54 s 1 -136905.70 9 +278945.39 4390.0 C57
2021-11-29 13:03:54 S 05 48 21.290 +25 50 29.51 V C57
2021-11-29 13:03:54 s 1 -137151.42 3 +278467.24 560.0 C57
2021-11-29 13:13:54 S 05 48 21.151 +25 50 17.27 V C57
2021-11-29 13:13:54 s 1 -137396.42 2 +277984.94 6250.0 C57
2021-11-29 13:23:54 S 05 48 21.154 +25 50 06.11 V C57
2021-11-29 13:23:54 s 1 -137640.78 9 +277501.54 9680.0 C57
2021-11-29 13:33:54 S 05 48 20.851 +25 49 55.67 V C57
2021-11-29 13:33:54 s 1 -137884.51 7 +277016.87 370.0 C57
2021-11-29 13:43:54 S 05 48 20.870 +25 49 43.90 V C57
2021-11-29 13:43:54 s 1 -138127.60 3 +276530.92 8310.0 C57
2021-11-29 13:53:54 S 05 48 20.561 +25 49 36.34 V C57
2021-11-29 13:53:54 s 1 -138370.04 4 +276043.70 3480.0 C57
2021-11-29 14:03:54 S 05 48 20.707 +25 49 20.35 V C57
2021-11-29 14:03:54 s 1 -138611.83 6 +275555.20 5880.0 C57
2021-11-29 14:13:54 S 05 48 20.417 +25 49 09.91 V C57
2021-11-29 14:13:54 s 1 -138852.97 7 +275065.43 5480.0 C57
2021-11-29 14:23:54 S 05 48 20.062 +25 48 59.26 V C57
2021-11-29 14:23:54 s 1 -139093.46 4 +274574.37 2280.0 C57
2021-11-29 14:33:54 S 05 48 20.093 +25 48 46.55 V C57
2021-11-29 14:33:54 s 1 -139333.29 4 +274082.04 6270.0 C57
2021-11-29 14:43:54 S 05 48 19.930 +25 48 35.39 V C57
2021-11-29 14:43:54 s 1 -139572.46 4 +273588.42 7420.0 C57
2021-11-29 14:53:54 S 05 48 19.646 +25 48 23.83 V C57
2021-11-29 14:53:54 s 1 -139810.97 0 +273093.52 5740.0 C57
2021-11-29 15:03:54 S 05 48 19.632 +25 48 15.55 V C57
2021-11-29 15:03:54 s 1 -140048.81 0 +272597.33 1210.0 C57
2021-11-29 15:13:54 S 05 48 19.464 +25 48 00.94 V C57
2021-11-29 15:13:54 s 1 -140285.98 1 +272099.85 3820.0 C57
2021-11-29 15:23:54 S 05 48 19.411 +25 47 47.44 V C57
2021-11-29 15:23:54 s 1 -140522.47 9 +271601.09 3540.0 C57
2021-11-29 15:33:54 S 05 48 19.195 +25 47 37.50 V C57
2021-11-29 15:33:54 s 1 -140758.30 1 +271101.04 380.0 C57
2021-11-29 15:43:54 S 05 48 19.078 +25 47 25.91 V C57
2021-11-29 15:43:54 s 1 -140993.44 5 +270599.69 4320.0 C57
2021-11-29 15:53:54 S 05 48 19.078 +25 47 15.83 V C57
2021-11-29 15:53:54 s 1 -141227.90 7 +270097.06 5340.0 C57
2021-11-29 16:03:54 S 05 48 18.955 +25 47 05.06 V C57
2021-11-29 16:03:54 s 1 -141461.68 4 +269593.13 3430.0 C57
2021-11-29 16:13:54 S 05 48 18.605 +25 46 51.28 V C57
2021-11-29 16:13:54 s 1 -141694.77 2 +269087.90 8580.0 C57
2021-11-29 16:23:54 S 05 48 18.506 +25 46 40.55 V C57
2021-11-29 16:23:54 s 1 -141927.16 9 +268581.37 780.0 C57
2021-11-29 16:33:54 S 05 48 18.346 +25 46 31.37 V C57