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
2020-01-19 18:44:23 S 07 22 54.094 +69 20 58.06 – V C57
2020-01-19 18:44:23 s 1 -181653.90 6 +54785.994 9070.0 – C57
2020-01-19 19:14:23 S 07 22 55.051 +69 19 38.14 – V C57
2020-01-19 19:14:23 s 1 -180418.44 3 +52186.147 40.0 – C57
2020-01-19 19:44:23 S 07 22 56.359 +69 18 16.09 – V C57
2020-01-19 19:44:23 s 1 -179148.74 7 +49576.419 1360.0 – C57
2020-01-19 20:14:23 S 07 22 57.686 +69 16 53.51 – V C57
2020-01-19 20:14:23 s 1 -177844.00 2 +46957.012 1710.0 – C57
2020-01-19 20:44:22 S 07 22 58.918 +69 15 32.51 – V C57
2020-01-19 20:44:22 s 1 -176503.36 4 +44328.145 9690.0 – C57
2020-01-19 21:14:23 S 07 23 00.254 +69 14 08.30 – V C57
2020-01-19 21:14:23 s 1 -175125.95 8 +41690.061 3880.0 – C57
2020-01-19 21:44:23 S 07 23 01.550 +69 12 47.56 – V C57
2020-01-19 21:44:23 s 1 -173710.88 0 +39043.022 2760.0 – C57
2020-01-19 22:14:22 S 07 23 02.897 +69 11 22.16 – V C57
2020-01-19 22:14:22 s 1 -172257.19 3 +36387.318 4790.0 – C57
2020-01-19 22:44:23 S 07 23 04.224 +69 10 01.09 – V C57
2020-01-19 22:44:23 s 1 -170763.92 5 +33723.263 8360.0 – C57
2020-01-19 23:14:23 S 07 23 05.542 +69 08 38.33 – V C57
2020-01-19 23:14:23 s 1 -169230.07 2 +31051.202 1770.0 – C57
2020-01-19 23:44:22 S 07 23 06.895 +69 07 15.38 – V C57
2020-01-19 23:44:22 s 1 -167654.59 0 +28371.509 3280.0 – C57
2020-01-20 00:14:23 S 07 23 08.251 +69 05 54.46 – V C57
2020-01-20 00:14:23 s 1 -166036.40 1 +25684.593 1070.0 – C57
2020-01-20 00:44:23 S 07 23 09.698 +69 04 28.31 – V C57
2020-01-20 00:44:23 s 1 -164374.38 5 +22990.900 3240.0 – C57
2020-01-20 01:14:22 S 07 23 11.165 +69 03 08.17 – V C57
2020-01-20 01:14:22 s 1 -162667.38 3 +20290.916 7830.0 – C57
2020-01-20 01:44:23 S 07 23 12.578 +69 01 44.04 – V C57
2020-01-20 01:44:23 s 1 -160914.19 1 +17585.168 2780.0 – C57
2020-01-20 02:14:23 S 07 23 14.110 +69 00 21.10 – V C57
2020-01-20 02:14:23 s 1 -159113.56 5 +14874.233 5950.0 – C57
2020-01-20 02:44:22 S 07 23 15.658 +68 58 58.51 – V C57
2020-01-20 02:44:22 s 1 -157264.21 3 +12158.738 5100.0 – C57
2020-01-20 03:14:23 S 07 23 17.306 +68 57 32.22 – V C57
2020-01-20 03:14:23 s 1 -155364.79 5 + 9439.365 7930.0 – C57
2020-01-20 03:44:23 S 07 23 18.905 +68 56 12.08 – V C57
2020-01-20 03:44:23 s 1 -153413.92 6 + 6716.856 2000.0 – C57
2020-01-20 04:14:22 S 07 23 20.498 +68 54 46.04 – V C57
2020-01-20 04:14:22 s 1 -151410.16 7 + 3992.020 4800.0 – C57
2020-01-20 04:31:28 C 07 24 58.29 +68 50 26.1 – V 703
2020-01-20 04:39:16 C 07 24 58.45 +68 50 07.7 – V 703
2020-01-20 04:44:23 S 07 23 22.104 +68 53 22.92 – V C57
2020-01-20 04:44:23 s 1 -149352.03 0 + 1265.737 3690.0 – C57
2020-01-20 04:47:02 C 07 24 58.55 +68 49 49.2 – V 703
2020-01-20 04:54:49 C 07 24 58.67 +68 49 30.9 – V 703
2020-01-20 05:14:23 S 07 23 23.818 +68 51 59.94 – V C57
2020-01-20 05:14:23 s 1 -147237.97 4 - 1461.036 5940.0 – C57
2020-01-20 05:44:22 S 07 23 25.596 +68 50 34.30 – V C57
2020-01-20 05:44:22 s 1 -145066.40 4 - 4187.256 8700.0 – C57