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
2019-12-14 18:14:24 S 22 29 45.828 +86 19 03.54 – V C57
2019-12-14 18:14:24 s 1 +81516.058 0 +335392.96 9050.0 – C57
2019-12-14 18:44:24 S 22 29 52.034 +86 19 23.95 – V C57
2019-12-14 18:44:24 s 1 +80631.236 0 +336491.58 4710.0 – C57
2019-12-14 19:14:24 S 22 29 56.839 +86 19 43.86 – V C57
2019-12-14 19:14:24 s 1 +79743.781 0 +337579.81 1340.0 – C57
2019-12-14 19:44:24 S 22 30 02.333 +86 20 03.41 – V C57
2019-12-14 19:44:24 s 1 +78853.738 0 +338657.68 9060.0 – C57
2019-12-14 20:14:24 S 22 30 08.105 +86 20 23.57 – V C57
2019-12-14 20:14:24 s 1 +77961.155 0 +339725.24 7980.0 – C57
2019-12-14 20:44:24 S 22 30 13.049 +86 20 42.25 – V C57
2019-12-14 20:44:24 s 1 +77066.076 0 +340782.52 8200.0 – C57
2019-12-14 21:14:24 S 22 30 20.299 +86 21 02.09 – V C57
2019-12-14 21:14:24 s 1 +76168.548 0 +341829.57 9850.0 – C57
2019-12-14 21:44:24 S 22 30 24.758 +86 21 22.00 – V C57
2019-12-14 21:44:24 s 1 +75268.615 0 +342866.42 3040.0 – C57
2019-12-14 22:14:24 S 22 30 31.908 +86 21 41.58 – V C57
2019-12-14 22:14:24 s 1 +74366.321 0 +343893.11 7860.0 – C57
2019-12-14 22:44:24 S 22 30 36.881 +86 22 01.56 – V C57
2019-12-14 22:44:24 s 1 +73461.709 0 +344909.68 4440.0 – C57
2019-12-14 23:14:24 S 22 30 44.352 +86 22 21.90 – V C57
2019-12-14 23:14:24 s 1 +72554.822 0 +345916.15 2870.0 – C57
2019-12-14 23:44:24 S 22 30 49.529 +86 22 40.87 – V C57
2019-12-14 23:44:24 s 1 +71645.703 0 +346912.58 3250.0 – C57
2019-12-15 00:14:24 S 22 30 56.525 +86 23 00.64 – V C57
2019-12-15 00:14:24 s 1 +70734.393 0 +347898.99 5700.0 – C57
2019-12-15 00:44:24 S 22 31 02.285 +86 23 20.00 – V C57
2019-12-15 00:44:24 s 1 +69820.934 0 +348875.42 300.0 – C57
2019-12-15 01:14:24 S 22 31 09.070 +86 23 40.42 – V C57
2019-12-15 01:14:24 s 1 +68905.367 0 +349841.90 7170.0 – C57
2019-12-15 01:44:24 S 22 31 15.588 +86 24 00.36 – V C57
2019-12-15 01:44:24 s 1 +67987.731 0 +350798.48 6400.0 – C57
2019-12-15 02:14:24 S 22 31 21.938 +86 24 20.20 – V C57
2019-12-15 02:14:24 s 1 +67068.068 0 +351745.17 8080.0 – C57
2019-12-15 02:44:24 S 22 31 28.949 +86 24 40.61 – V C57
2019-12-15 02:44:24 s 1 +66146.416 0 +352682.02 2320.0 – C57
2019-12-15 03:14:24 S 22 31 35.570 +86 24 59.94 – V C57
2019-12-15 03:14:24 s 1 +65222.814 0 +353609.06 9200.0 – C57
2019-12-15 03:44:24 S 22 31 43.339 +86 25 19.88 – V C57
2019-12-15 03:44:24 s 1 +64297.301 0 +354526.32 8820.0 – C57
2019-12-15 04:14:24 S 22 31 49.246 +86 25 39.07 – V C57
2019-12-15 04:14:24 s 1 +63369.914 0 +355433.83 1280.0 – C57
2019-12-15 04:44:24 S 22 31 57.156 +86 25 59.34 – V C57
2019-12-15 04:44:24 s 1 +62440.692 0 +356331.63 6660.0 – C57
2019-12-15 05:14:24 S 22 32 03.406 +86 26 19.07 – V C57
2019-12-15 05:14:24 s 1 +61509.672 0 +357219.74 5050.0 – C57
2019-12-15 05:44:24 S 22 32 11.597 +86 26 39.59 – V C57
2019-12-15 05:44:24 s 1 +60576.890 0 +358098.20 6550.0 – C57
2019-12-15 06:14:24 S 22 32 18.048 +86 26 59.57 – V C57
2019-12-15 06:14:24 s 1 +59642.382 0 +358967.04 1230.0 – C57