IAA RAS IAA Minor Planet Database

18172 (2000 QL7)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5110299298 ± 6.25e-09
Semi-major axis (a)2.4257654377 AU ± 9.50e-10
Inclination (i)17.82779980° ± 1.30e-06
Long. of Asc. Node (Ω)338.42358622° ± 3.04e-06
Arg. of Perihelion (ω)100.76252583° ± 4.20e-06
Mean Anomaly (M)206.68326087° ± 8.97e-07
Mean Motion (n)0.2608789695°/day ± 1.53e-10
Perihelion dist (q)1.18612670 AU ± 1.52e-08
Aphelion dist (Q)3.66540418 AU ± 1.52e-08
Orbital Period3.77809789 yr ± 2.22e-09
Physical Parameters
H (abs. magnitude)15.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.341″
Uncertainty0
Orbit TypeAmor
MOID0.365243 AU
Observations Used4239
Gaia Obs Used36
Oppositions29
Arc Total1977-2024
First Observation Used1977-07-21
Last Observation Used2024-05-09
Observations (6767)
Date Type RA Dec Mag Band Observatory
2019-12-03 20:14:24 S 22 27 08.290 +83 00 28.40 – V C57
2019-12-03 20:14:24 s 1 -15354.423 0 +395074.98 3210.0 – C57
2019-12-03 20:44:24 S 22 27 05.186 +83 00 46.30 – V C57
2019-12-03 20:44:24 s 1 -16315.702 0 +395221.75 6620.0 – C57
2019-12-03 21:14:24 S 22 27 01.886 +83 01 03.18 – V C57
2019-12-03 21:14:24 s 1 -17276.663 0 +395360.34 8690.0 – C57
2019-12-03 21:44:24 S 22 26 58.344 +83 01 20.53 – V C57
2019-12-03 21:44:24 s 1 -18237.286 0 +395490.77 9480.0 – C57
2019-12-03 22:14:24 S 22 26 54.737 +83 01 37.96 – V C57
2019-12-03 22:14:24 s 1 -19197.551 0 +395613.05 9040.0 – C57
2019-12-03 22:44:24 S 22 26 51.523 +83 01 53.90 – V C57
2019-12-03 22:44:24 s 1 -20157.439 0 +395727.18 7410.0 – C57
2019-12-03 23:14:24 S 22 26 48.139 +83 02 11.36 – V C57
2019-12-03 23:14:24 s 1 -21116.931 0 +395833.17 4670.0 – C57
2019-12-03 23:44:24 S 22 26 44.986 +83 02 28.61 – V C57
2019-12-03 23:44:24 s 1 -22076.007 0 +395931.03 850.0 – C57
2019-12-04 00:14:24 S 22 26 42.094 +83 02 46.00 – V C57
2019-12-04 00:14:24 s 1 -23034.648 0 +396020.75 6020.0 – C57
2019-12-04 00:44:24 S 22 26 39.017 +83 03 03.71 – V C57
2019-12-04 00:44:24 s 1 -23992.834 0 +396102.36 220.0 – C57
2019-12-04 01:14:24 S 22 26 36.070 +83 03 20.99 – V C57
2019-12-04 01:14:24 s 1 -24950.546 0 +396175.85 3510.0 – C57
2019-12-04 01:44:24 S 22 26 33.079 +83 03 38.59 – V C57
2019-12-04 01:44:24 s 1 -25907.765 0 +396241.24 5940.0 – C57
2019-12-04 02:14:24 S 22 26 30.307 +83 03 55.15 – V C57
2019-12-04 02:14:24 s 1 -26864.471 0 +396298.52 7560.0 – C57
2019-12-04 02:44:24 S 22 26 27.415 +83 04 12.47 – V C57
2019-12-04 02:44:24 s 1 -27820.646 0 +396347.70 8430.0 – C57
2019-12-04 03:14:24 S 22 26 24.502 +83 04 29.75 – V C57
2019-12-04 03:14:24 s 1 -28776.269 0 +396388.79 8600.0 – C57
2019-12-04 03:44:24 S 22 26 21.504 +83 04 47.17 – V C57
2019-12-04 03:44:24 s 1 -29731.322 0 +396421.79 8110.0 – C57
2019-12-04 04:14:24 S 22 26 18.199 +83 05 04.85 – V C57
2019-12-04 04:14:24 s 1 -30685.786 0 +396446.71 7030.0 – C57
2019-12-04 04:44:24 S 22 26 15.050 +83 05 21.98 – V C57
2019-12-04 04:44:24 s 1 -31639.641 0 +396463.56 5400.0 – C57
2019-12-04 05:14:24 S 22 26 11.683 +83 05 40.13 – V C57
2019-12-04 05:14:24 s 1 -32592.868 0 +396472.33 3280.0 – C57
2019-12-04 05:44:24 S 22 26 08.938 +83 05 56.22 – V C57
2019-12-04 05:44:24 s 1 -33545.449 0 +396473.03 710.0 – C57
2019-12-04 06:14:24 S 22 26 06.067 +83 06 13.79 – V C57
2019-12-04 06:14:24 s 1 -34497.363 0 +396465.67 7750.0 – C57
2019-12-04 06:44:24 S 22 26 03.324 +83 06 31.21 – V C57
2019-12-04 06:44:24 s 1 -35448.591 0 +396450.25 4440.0 – C57
2019-12-04 09:14:24 S 22 25 49.678 +83 07 59.16 – V C57
2019-12-04 09:14:24 s 1 -40193.783 0 +396252.37 4610.0 – C57
2019-12-04 09:44:24 S 22 25 47.323 +83 08 16.66 – V C57
2019-12-04 09:44:24 s 1 -41140.497 0 +396188.66 330.0 – C57
2019-12-04 10:14:24 S 22 25 44.786 +83 08 33.86 – V C57
2019-12-04 10:14:24 s 1 -42086.391 0 +396116.92 6070.0 – C57