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
2020-01-18 15:14:23 S 07 22 06.511 +70 33 55.26 – V C57
2020-01-18 15:14:23 s 1 -212765.17 4 +180725.24 480.0 – C57
2020-01-18 15:44:23 S 07 22 07.092 +70 32 38.04 – V C57
2020-01-18 15:44:23 s 1 -212663.49 1 +178734.16 1370.0 – C57
2020-01-18 16:14:23 S 07 22 07.889 +70 31 20.86 – V C57
2020-01-18 16:14:23 s 1 -212549.11 1 +176732.49 6110.0 – C57
2020-01-18 16:44:23 S 07 22 08.501 +70 30 01.66 – V C57
2020-01-18 16:44:23 s 1 -212421.85 6 +174720.21 4450.0 – C57
2020-01-18 17:14:23 S 07 22 09.036 +70 28 45.95 – V C57
2020-01-18 17:14:23 s 1 -212281.54 2 +172697.27 6110.0 – C57
2020-01-18 17:44:23 S 07 22 09.852 +70 27 25.67 – V C57
2020-01-18 17:44:23 s 1 -212127.98 2 +170663.64 820.0 – C57
2020-01-18 18:14:23 S 07 22 10.524 +70 26 08.59 – V C57
2020-01-18 18:14:23 s 1 -211960.98 2 +168619.28 8300.0 – C57
2020-01-18 18:44:23 S 07 22 11.095 +70 24 51.73 – V C57
2020-01-18 18:44:23 s 1 -211780.34 7 +166564.16 8260.0 – C57
2020-01-18 19:14:23 S 07 22 11.868 +70 23 32.78 – V C57
2020-01-18 19:14:23 s 1 -211585.87 7 +164498.23 400.0 – C57
2020-01-18 21:14:23 S 07 22 14.698 +70 18 19.87 – V C57
2020-01-18 21:14:23 s 1 -210665.45 6 +156125.84 4560.0 – C57
2020-01-18 21:44:23 S 07 22 15.401 +70 17 02.51 – V C57
2020-01-18 21:44:23 s 1 -210398.62 8 +154005.40 2890.0 – C57
2020-01-18 22:14:23 S 07 22 16.034 +70 15 46.01 – V C57
2020-01-18 22:14:23 s 1 -210116.65 8 +151873.94 1450.0 – C57
2020-01-18 23:14:23 S 07 22 17.633 +70 13 07.82 – V C57
2020-01-18 23:14:23 s 1 -209506.34 1 +147577.89 7900.0 – C57
2020-01-18 23:44:23 S 07 22 18.271 +70 11 47.22 – V C57
2020-01-18 23:44:23 s 1 -209177.50 5 +145413.22 5040.0 – C57
2020-01-19 00:14:23 S 07 22 18.989 +70 10 30.07 – V C57
2020-01-19 00:14:23 s 1 -208832.54 6 +143237.42 950.0 – C57
2020-01-19 00:44:23 S 07 22 19.841 +70 09 09.97 – V C57
2020-01-19 00:44:23 s 1 -208471.20 4 +141050.45 5250.0 – C57
2020-01-19 01:14:23 S 07 22 20.618 +70 07 50.99 – V C57
2020-01-19 01:14:23 s 1 -208093.21 4 +138852.29 7540.0 – C57
2020-01-19 01:44:23 S 07 22 21.374 +70 06 33.88 – V C57
2020-01-19 01:44:23 s 1 -207698.30 1 +136642.91 7400.0 – C57
2020-01-19 02:14:23 S 07 22 22.114 +70 05 12.98 – V C57
2020-01-19 02:14:23 s 1 -207286.18 5 +134422.28 4410.0 – C57
2020-01-19 02:44:23 S 07 22 23.026 +70 03 55.01 – V C57
2020-01-19 02:44:23 s 1 -206856.57 8 +132190.38 8140.0 – C57
2020-01-19 03:44:23 S 07 22 23.172 +70 01 19.78 – V C57
2020-01-19 03:44:23 s 1 -205943.70 2 +127692.65 3940.0 – C57
2020-01-19 04:14:23 S 07 22 25.313 +69 59 57.26 – V C57
2020-01-19 04:14:23 s 1 -205459.81 9 +125426.79 5080.0 – C57
2020-01-19 04:44:23 S 07 22 26.112 +69 58 31.76 – V C57
2020-01-19 04:44:23 s 1 -204957.21 7 +123149.55 1080.0 – C57
2020-01-19 05:14:23 S 07 22 27.079 +69 57 18.14 – V C57
2020-01-19 05:14:23 s 1 -204435.56 8 +120860.94 1430.0 – C57
2020-01-19 05:44:23 S 07 22 27.595 +69 56 02.18 – V C57
2020-01-19 05:44:23 s 1 -203894.53 5 +118560.93 5630.0 – C57