IAA RAS IAA Minor Planet Database

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 16:23:54 s 1 -158003.68 7 +61682.293 6770.0 – C57
2021-12-01 16:33:54 S 05 47 46.886 +24 49 36.95 – V C57
2021-12-01 16:33:54 s 1 -157747.06 6 +60733.573 3880.0 – C57
2021-12-01 16:43:54 S 05 47 46.949 +24 49 23.41 – V C57
2021-12-01 16:43:54 s 1 -157486.59 2 +59783.364 5460.0 – C57
2021-12-01 16:53:54 S 05 47 46.985 +24 49 12.22 – V C57
2021-12-01 16:53:54 s 1 -157222.23 4 +58831.676 1410.0 – C57
2021-12-01 17:03:54 S 05 47 46.908 +24 48 59.72 – V C57
2021-12-01 17:03:54 s 1 -156953.96 2 +57878.517 1580.0 – C57
2021-12-01 17:13:54 S 05 47 46.956 +24 48 48.28 – V C57
2021-12-01 17:13:54 s 1 -156681.74 2 +56923.898 5870.0 – C57
2021-12-01 17:23:54 S 05 47 47.006 +24 48 36.79 – V C57
2021-12-01 17:23:54 s 1 -156405.54 3 +55967.827 4140.0 – C57
2021-12-01 17:33:54 S 05 47 46.848 +24 48 23.00 – V C57
2021-12-01 17:33:54 s 1 -156125.33 1 +55010.315 6270.0 – C57
2021-12-01 17:43:54 S 05 47 46.735 +24 48 12.17 – V C57
2021-12-01 17:43:54 s 1 -155841.07 3 +54051.372 2120.0 – C57
2021-12-01 17:53:54 S 05 47 46.766 +24 48 00.58 – V C57
2021-12-01 17:53:54 s 1 -155552.73 7 +53091.009 1570.0 – C57
2021-12-01 18:03:54 S 05 47 46.774 +24 47 47.22 – V C57
2021-12-01 18:03:54 s 1 -155260.28 8 +52129.236 4480.0 – C57
2021-12-01 18:13:54 S 05 47 46.644 +24 47 35.59 – V C57
2021-12-01 18:13:54 s 1 -154963.69 1 +51166.065 730.0 – C57
2021-12-01 18:23:54 S 05 47 46.634 +24 47 24.07 – V C57
2021-12-01 18:23:54 s 1 -154662.91 4 +50201.507 180.0 – C57
2021-12-01 18:33:54 S 05 47 46.514 +24 47 10.32 – V C57
2021-12-01 18:33:54 s 1 -154357.92 0 +49235.576 2690.0 – C57
2021-12-01 18:43:54 S 05 47 46.622 +24 46 58.76 – V C57
2021-12-01 18:43:54 s 1 -154048.67 4 +48268.282 8120.0 – C57
2021-12-01 18:53:54 S 05 47 46.538 +24 46 45.80 – V C57
2021-12-01 18:53:54 s 1 -153735.14 1 +47299.638 6350.0 – C57
2021-12-01 19:03:54 S 05 47 46.457 +24 46 35.33 – V C57
2021-12-01 19:03:54 s 1 -153417.28 5 +46329.659 7220.0 – C57
2021-12-01 19:13:54 S 05 47 46.469 +24 46 21.65 – V C57
2021-12-01 19:13:54 s 1 -153095.06 9 +45358.356 600.0 – C57
2021-12-01 19:23:54 S 05 47 46.478 +24 46 09.84 – V C57
2021-12-01 19:23:54 s 1 -152768.45 6 +44385.745 6350.0 – C57
2021-12-01 19:33:54 S 05 47 46.375 +24 45 58.43 – V C57
2021-12-01 19:33:54 s 1 -152437.41 0 +43411.840 4310.0 – C57
2021-12-01 19:43:54 S 05 47 46.387 +24 45 45.86 – V C57
2021-12-01 19:43:54 s 1 -152101.89 3 +42436.655 4360.0 – C57
2021-12-01 19:53:54 S 05 47 46.253 +24 45 34.16 – V C57
2021-12-01 19:53:54 s 1 -151761.86 7 +41460.206 6330.0 – C57
2021-12-01 20:03:54 S 05 47 46.318 +24 45 20.52 – V C57
2021-12-01 20:03:54 s 1 -151417.29 3 +40482.507 90.0 – C57
2021-12-01 20:13:54 S 05 47 46.334 +24 45 08.57 – V C57
2021-12-01 20:13:54 s 1 -151068.13 3 +39503.576 5470.0 – C57
2021-12-01 20:23:54 S 05 47 46.327 +24 44 55.10 – V C57
2021-12-01 20:23:54 s 1 -150714.34 8 +38523.429 2340.0 – C57
2021-12-01 20:33:54 S 05 47 46.222 +24 44 44.95 – V C57