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
2020-01-16 10:14:23 s 1 -174910.36 4 +338261.30 6920.0 – C57
2020-01-16 10:44:23 S 07 21 18.338 +72 43 50.70 – V C57
2020-01-16 10:44:23 s 1 -175578.55 4 +337223.41 9070.0 – C57
2020-01-16 11:14:23 S 07 21 18.749 +72 42 36.29 – V C57
2020-01-16 11:14:23 s 1 -176242.58 1 +336177.65 7330.0 – C57
2020-01-16 11:44:23 S 07 21 19.046 +72 41 27.31 – V C57
2020-01-16 11:44:23 s 1 -176902.40 9 +335123.99 1640.0 – C57
2020-01-16 12:14:23 S 07 21 19.457 +72 40 15.49 – V C57
2020-01-16 12:14:23 s 1 -177558.00 2 +334062.42 1970.0 – C57
2020-01-16 13:44:23 S 07 21 20.525 +72 36 40.03 – V C57
2020-01-16 13:44:23 s 1 -179499.77 4 +330832.21 7110.0 – C57
2020-01-16 14:14:23 S 07 21 20.827 +72 35 30.44 – V C57
2020-01-16 14:14:23 s 1 -180138.06 3 +329738.88 900.0 – C57
2020-01-16 14:44:23 S 07 21 21.216 +72 34 16.86 – V C57
2020-01-16 14:44:23 s 1 -180771.93 1 +328637.58 420.0 – C57
2020-01-16 15:14:23 S 07 21 21.499 +72 33 06.30 – V C57
2020-01-16 15:14:23 s 1 -181401.33 8 +327528.28 5630.0 – C57
2020-01-16 15:44:23 S 07 21 22.042 +72 31 54.01 – V C57
2020-01-16 15:44:23 s 1 -182026.24 5 +326410.98 6470.0 – C57
2020-01-16 16:14:23 S 07 21 22.349 +72 30 42.19 – V C57
2020-01-16 16:14:23 s 1 -182646.61 4 +325285.65 2880.0 – C57
2020-01-16 16:44:23 S 07 21 22.627 +72 29 31.56 – V C57
2020-01-16 16:44:23 s 1 -183262.40 4 +324152.29 4800.0 – C57
2020-01-16 17:14:23 S 07 21 23.102 +72 28 18.08 – V C57
2020-01-16 17:14:23 s 1 -183873.57 5 +323010.87 2170.0 – C57
2020-01-16 17:44:23 S 07 21 23.306 +72 27 07.34 – V C57
2020-01-16 17:44:23 s 1 -184480.08 7 +321861.38 4950.0 – C57
2020-01-16 18:14:23 S 07 21 23.878 +72 25 52.75 – V C57
2020-01-16 18:14:23 s 1 -185081.89 7 +320703.80 3060.0 – C57
2020-01-16 18:44:23 S 07 21 24.163 +72 24 43.49 – V C57
2020-01-16 18:44:23 s 1 -185678.96 4 +319538.12 6450.0 – C57
2020-01-16 19:14:23 S 07 21 24.569 +72 23 31.31 – V C57
2020-01-16 19:14:23 s 1 -186271.24 7 +318364.33 5060.0 – C57
2020-01-16 19:44:23 S 07 21 24.886 +72 22 18.16 – V C57
2020-01-16 19:44:23 s 1 -186858.70 2 +317182.40 8830.0 – C57
2020-01-16 20:14:23 S 07 21 25.265 +72 21 07.52 – V C57
2020-01-16 20:14:23 s 1 -187441.28 6 +315992.31 7690.0 – C57
2020-01-16 20:44:23 S 07 21 25.670 +72 19 51.71 – V C57
2020-01-16 20:44:23 s 1 -188018.95 5 +314794.06 1590.0 – C57
2020-01-16 21:14:23 S 07 21 25.939 +72 18 42.37 – V C57
2020-01-16 21:14:23 s 1 -188591.66 6 +313587.63 460.0 – C57
2020-01-16 21:44:23 S 07 21 26.398 +72 17 28.25 – V C57
2020-01-16 21:44:23 s 1 -189159.37 3 +312372.99 4240.0 – C57
2020-01-16 22:14:23 S 07 21 26.743 +72 16 16.32 – V C57
2020-01-16 22:14:23 s 1 -189722.03 2 +311150.13 2860.0 – C57
2020-01-16 22:44:23 S 07 21 27.094 +72 15 05.11 – V C57
2020-01-16 22:44:23 s 1 -190279.59 6 +309919.03 6260.0 – C57
2020-01-16 23:14:23 S 07 21 27.523 +72 13 50.23 – V C57
2020-01-16 23:14:23 s 1 -190832.02 0 +308679.68 4370.0 – C57
2020-01-17 00:14:23 S 07 21 28.385 +72 11 25.80 – V C57