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
2020-01-15 10:14:23 s 1 -138565.81 6 +379026.71 6540.0 – C57
2020-01-15 10:44:23 S 07 21 02.318 +73 39 48.82 – V C57
2020-01-15 10:44:23 s 1 -139397.59 2 +378354.99 2540.0 – C57
2020-01-15 11:14:23 S 07 21 02.714 +73 38 39.62 – V C57
2020-01-15 11:14:23 s 1 -140226.59 3 +377675.82 6700.0 – C57
2020-01-15 11:44:23 S 07 21 02.959 +73 37 30.32 – V C57
2020-01-15 11:44:23 s 1 -141052.79 4 +376989.20 8970.0 – C57
2020-01-15 12:14:23 S 07 21 03.401 +73 36 21.78 – V C57
2020-01-15 12:14:23 s 1 -141876.17 1 +376295.12 9320.0 – C57
2020-01-15 12:44:23 S 07 21 03.624 +73 35 12.66 – V C57
2020-01-15 12:44:23 s 1 -142696.70 0 +375593.57 7700.0 – C57
2020-01-15 13:14:23 S 07 21 04.075 +73 34 05.05 – V C57
2020-01-15 13:14:23 s 1 -143514.35 7 +374884.55 4090.0 – C57
2020-01-15 13:44:23 S 07 21 04.382 +73 32 54.20 – V C57
2020-01-15 13:44:23 s 1 -144329.11 7 +374168.06 8440.0 – C57
2020-01-15 14:14:23 S 07 21 04.644 +73 31 46.24 – V C57
2020-01-15 14:14:23 s 1 -145140.95 5 +373444.08 730.0 – C57
2020-01-15 14:44:23 S 07 21 04.985 +73 30 37.58 – V C57
2020-01-15 14:44:23 s 1 -145949.84 7 +372712.62 900.0 – C57
2020-01-15 15:14:23 S 07 21 05.268 +73 29 27.78 – V C57
2020-01-15 15:14:23 s 1 -146755.76 7 +371973.66 8930.0 – C57
2020-01-15 15:44:23 S 07 21 05.638 +73 28 19.31 – V C57
2020-01-15 15:44:23 s 1 -147558.69 1 +371227.20 4780.0 – C57
2020-01-15 16:14:23 S 07 21 05.818 +73 27 08.50 – V C57
2020-01-15 16:14:23 s 1 -148358.59 3 +370473.24 8410.0 – C57
2020-01-15 16:44:23 S 07 21 06.343 +73 26 01.25 – V C57
2020-01-15 16:44:23 s 1 -149155.44 7 +369711.75 9770.0 – C57
2020-01-15 17:14:23 S 07 21 06.595 +73 24 49.32 – V C57
2020-01-15 17:14:23 s 1 -149949.22 7 +368942.75 8840.0 – C57
2020-01-15 17:44:23 S 07 21 07.008 +73 23 41.28 – V C57
2020-01-15 17:44:23 s 1 -150739.90 8 +368166.22 5580.0 – C57
2020-01-15 18:14:23 S 07 21 07.183 +73 22 31.98 – V C57
2020-01-15 18:14:23 s 1 -151527.46 3 +367382.15 9930.0 – C57
2020-01-15 18:44:23 S 07 21 07.536 +73 21 20.95 – V C57
2020-01-15 18:44:23 s 1 -152311.86 6 +366590.54 1880.0 – C57
2020-01-15 19:14:23 S 07 21 07.930 +73 20 13.78 – V C57
2020-01-15 19:14:23 s 1 -153093.09 1 +365791.38 1360.0 – C57
2020-01-15 19:44:23 S 07 21 08.122 +73 19 02.96 – V C57
2020-01-15 19:44:23 s 1 -153871.11 0 +364984.66 8360.0 – C57
2020-01-15 19:53:36 C 07 21 26.10 +72 55 04.6 – V Z80
2020-01-15 20:14:23 S 07 21 08.609 +73 17 53.52 – V C57
2020-01-15 20:14:23 s 1 -154645.89 7 +364170.38 2820.0 – C57
2020-01-15 20:26:36 C 07 21 27.20 +72 53 50.4 – V Z80
2020-01-15 20:44:23 S 07 21 08.827 +73 16 43.54 – V C57
2020-01-15 20:44:23 s 1 -155417.42 4 +363348.52 4710.0 – C57
2020-01-15 20:59:56 C 07 21 28.10 +72 52 36.7 – V Z80
2020-01-15 21:14:23 S 07 21 09.286 +73 15 33.84 – V C57
2020-01-15 21:14:23 s 1 -156185.66 4 +362519.08 3980.0 – C57
2020-01-15 21:33:16 C 07 21 29.02 +72 51 22.2 – V Z80
2020-01-15 21:44:23 S 07 21 09.401 +73 14 25.01 – V C57