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
2021-11-24 19:53:55 S 05 49 36.070 +27 43 22.04 – V C57
2021-11-24 19:53:55 s 1 +87242.727 0 +354197.74 9650.0 – C57
2021-11-24 20:03:55 S 05 49 36.098 +27 43 11.32 – V C57
2021-11-24 20:03:55 s 1 +86917.235 0 +354432.09 7890.0 – C57
2021-11-24 20:13:55 S 05 49 35.902 +27 43 05.27 – V C57
2021-11-24 20:13:55 s 1 +86591.488 0 +354665.39 5330.0 – C57
2021-11-24 20:23:55 S 05 49 35.878 +27 42 55.30 – V C57
2021-11-24 20:23:55 s 1 +86265.487 0 +354897.65 1950.0 – C57
2021-11-24 20:33:55 S 05 49 36.089 +27 42 48.20 – V C57
2021-11-24 20:33:55 s 1 +85939.233 0 +355128.87 7760.0 – C57
2021-11-24 20:43:55 S 05 49 35.942 +27 42 36.18 – V C57
2021-11-24 20:43:55 s 1 +85612.728 0 +355359.05 2770.0 – C57
2021-11-24 20:53:55 S 05 49 35.678 +27 42 31.10 – V C57
2021-11-24 20:53:55 s 1 +85285.972 0 +355588.18 6990.0 – C57
2021-11-24 21:03:55 S 05 49 35.570 +27 42 23.36 – V C57
2021-11-24 21:03:55 s 1 +84958.967 0 +355816.28 410.0 – C57
2021-11-24 21:23:55 S 05 49 35.592 +27 42 04.86 – V C57
2021-11-24 21:23:55 s 1 +84304.216 0 +356269.35 4900.0 – C57
2021-11-24 21:43:55 S 05 49 35.592 +27 41 44.99 – V C57
2021-11-24 21:43:55 s 1 +83648.483 0 +356718.26 6280.0 – C57
2021-11-24 22:33:55 S 05 49 35.114 +27 41 03.26 – V C57
2021-11-24 22:33:55 s 1 +82004.925 0 +357822.38 6350.0 – C57
2021-11-24 23:33:55 S 05 49 34.735 +27 40 08.62 – V C57
2021-11-24 23:33:55 s 1 +80024.861 0 +359113.14 9870.0 – C57
2021-11-24 23:53:55 S 05 49 34.651 +27 39 51.37 – V C57
2021-11-24 23:53:55 s 1 +79362.992 0 +359535.12 1920.0 – C57
2021-11-25 00:03:55 S 05 49 34.558 +27 39 45.43 – V C57
2021-11-25 00:03:55 s 1 +79031.716 0 +359744.56 1880.0 – C57
2021-11-25 00:23:55 S 05 49 34.313 +27 39 26.03 – V C57
2021-11-25 00:23:55 s 1 +78368.489 0 +360160.35 9680.0 – C57
2021-11-25 00:33:55 S 05 49 34.322 +27 39 19.84 – V C57
2021-11-25 00:33:55 s 1 +78036.540 0 +360366.70 7540.0 – C57
2021-11-25 00:43:55 S 05 49 34.380 +27 39 09.40 – V C57
2021-11-25 00:43:55 s 1 +77704.369 0 +360572.01 4700.0 – C57
2021-11-25 01:13:55 S 05 49 33.869 +27 38 45.20 – V C57
2021-11-25 01:13:55 s 1 +76706.534 0 +361181.78 2100.0 – C57
2021-11-25 01:23:55 S 05 49 34.126 +27 38 36.28 – V C57
2021-11-25 01:23:55 s 1 +76373.487 0 +361382.98 6540.0 – C57
2021-11-25 01:33:55 S 05 49 33.910 +27 38 24.72 – V C57
2021-11-25 01:33:55 s 1 +76040.223 0 +361583.15 320.0 – C57
2021-11-25 01:43:55 S 05 49 33.833 +27 38 19.46 – V C57
2021-11-25 01:43:55 s 1 +75706.743 0 +361782.29 3430.0 – C57
2021-11-25 02:03:55 S 05 49 33.516 +27 37 59.02 – V C57
2021-11-25 02:03:55 s 1 +75039.145 0 +362177.50 7670.0 – C57
2021-11-25 02:13:55 S 05 49 33.727 +27 37 51.46 – V C57
2021-11-25 02:13:55 s 1 +74705.028 0 +362373.56 8820.0 – C57
2021-11-25 02:23:55 S 05 49 33.533 +27 37 41.88 – V C57
2021-11-25 02:23:55 s 1 +74370.700 0 +362568.59 9320.0 – C57
2021-11-25 02:43:55 S 05 49 33.470 +27 37 25.28 – V C57
2021-11-25 02:43:55 s 1 +73701.419 0 +362955.58 8390.0 – C57