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
2019-12-13 16:14:24 S 22 26 58.920 +86 02 17.20 – V C57
2019-12-13 16:14:24 s 1 +122454.91 6 +262755.13 2420.0 – C57
2019-12-13 16:44:24 S 22 27 01.183 +86 02 36.35 – V C57
2019-12-13 16:44:24 s 1 +121793.37 5 +264464.35 130.0 – C57
2019-12-13 17:14:24 S 22 27 02.412 +86 02 56.26 – V C57
2019-12-13 17:14:24 s 1 +121125.41 0 +266160.19 8830.0 – C57
2019-12-13 17:44:24 S 22 27 03.382 +86 03 14.94 – V C57
2019-12-13 17:44:24 s 1 +120451.13 1 +267842.73 8840.0 – C57
2019-12-13 18:14:24 S 22 27 03.881 +86 03 34.45 – V C57
2019-12-13 18:14:24 s 1 +119770.64 7 +269512.04 450.0 – C57
2019-12-13 18:44:24 S 22 27 06.410 +86 03 53.64 – V C57
2019-12-13 18:44:24 s 1 +119084.06 5 +271168.21 3950.0 – C57
2019-12-13 19:14:24 S 22 27 07.656 +86 04 12.76 – V C57
2019-12-13 19:14:24 s 1 +118391.49 1 +272811.31 9630.0 – C57
2019-12-13 19:44:24 S 22 27 08.698 +86 04 31.44 – V C57
2019-12-13 19:44:24 s 1 +117693.02 6 +274441.41 7780.0 – C57
2019-12-13 20:14:24 S 22 27 10.346 +86 04 50.02 – V C57
2019-12-13 20:14:24 s 1 +116988.77 1 +276058.60 8660.0 – C57
2019-12-13 20:44:24 S 22 27 13.337 +86 05 09.92 – V C57
2019-12-13 20:44:24 s 1 +116278.82 4 +277662.94 2550.0 – C57
2019-12-13 21:14:24 S 22 27 14.460 +86 05 29.04 – V C57
2019-12-13 21:14:24 s 1 +115563.28 3 +279254.51 9710.0 – C57
2019-12-13 21:44:24 S 22 27 16.022 +86 05 48.26 – V C57
2019-12-13 21:44:24 s 1 +114842.24 2 +280833.37 390.0 – C57
2019-12-13 22:14:24 S 22 27 19.214 +86 06 07.96 – V C57
2019-12-13 22:14:24 s 1 +114115.79 5 +282399.61 4850.0 – C57
2019-12-13 22:44:24 S 22 27 21.091 +86 06 27.25 – V C57
2019-12-13 22:44:24 s 1 +113384.03 3 +283953.29 3330.0 – C57
2019-12-13 23:14:24 S 22 27 21.953 +86 06 45.94 – V C57
2019-12-13 23:14:24 s 1 +112647.04 5 +285494.47 6080.0 – C57
2019-12-13 23:44:24 S 22 27 24.857 +86 07 04.58 – V C57
2019-12-13 23:44:24 s 1 +111904.91 9 +287023.23 3330.0 – C57
2019-12-14 00:14:24 S 22 27 28.145 +86 07 24.28 – V C57
2019-12-14 00:14:24 s 1 +111157.74 3 +288539.63 5310.0 – C57
2019-12-14 00:44:24 S 22 27 29.729 +86 07 43.21 – V C57
2019-12-14 00:44:24 s 1 +110405.60 0 +290043.74 2250.0 – C57
2019-12-14 01:14:24 S 22 27 31.982 +86 08 02.76 – V C57
2019-12-14 01:14:24 s 1 +109648.57 4 +291535.62 4370.0 – C57
2019-12-14 01:44:24 S 22 27 35.822 +86 08 22.27 – V C57
2019-12-14 01:44:24 s 1 +108886.74 7 +293015.33 1890.0 – C57
2019-12-14 02:14:24 S 22 27 37.368 +86 08 41.50 – V C57
2019-12-14 02:14:24 s 1 +108120.20 0 +294482.95 5020.0 – C57
2019-12-14 02:44:24 S 22 27 40.008 +86 09 00.65 – V C57
2019-12-14 02:44:24 s 1 +107349.01 1 +295938.52 3980.0 – C57
2019-12-14 03:14:24 S 22 27 43.963 +86 09 19.69 – V C57
2019-12-14 03:14:24 s 1 +106573.25 8 +297382.12 8970.0 – C57
2019-12-14 03:44:24 S 22 27 46.226 +86 09 39.10 – V C57
2019-12-14 03:44:24 s 1 +105793.01 7 +298813.80 180.0 – C57
2019-12-14 04:44:24 S 22 27 53.206 +86 10 17.90 – V C57
2019-12-14 04:44:24 s 1 +104219.37 2 +301641.64 2090.0 – C57