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
2019-12-27 16:44:23 S 05 56 35.263 +86 57 32.58 – V C57
2019-12-27 16:44:23 s 1 +91367.914 0 +318850.59 2040.0 – C57
2019-12-27 17:14:23 S 05 56 58.493 +86 57 01.37 – V C57
2019-12-27 17:14:23 s 1 +90531.158 0 +320129.72 8810.0 – C57
2019-12-27 17:44:23 S 05 57 20.402 +86 56 31.16 – V C57
2019-12-27 17:44:23 s 1 +89691.210 0 +321397.90 4950.0 – C57
2019-12-27 18:14:23 S 05 57 40.538 +86 56 00.53 – V C57
2019-12-27 18:14:23 s 1 +88848.128 0 +322655.19 610.0 – C57
2019-12-27 18:44:23 S 05 58 04.320 +86 55 29.32 – V C57
2019-12-27 18:44:23 s 1 +88001.965 0 +323901.65 5930.0 – C57
2019-12-27 19:14:23 S 05 58 24.067 +86 54 58.75 – V C57
2019-12-27 19:14:23 s 1 +87152.776 0 +325137.31 1050.0 – C57
2019-12-27 19:44:23 S 05 58 46.752 +86 54 27.04 – V C57
2019-12-27 19:44:23 s 1 +86300.614 0 +326362.24 6120.0 – C57
2019-12-27 20:14:23 S 05 59 07.152 +86 53 56.40 – V C57
2019-12-27 20:14:23 s 1 +85445.532 0 +327576.47 1260.0 – C57
2019-12-27 20:44:23 S 05 59 28.200 +86 53 24.83 – V C57
2019-12-27 20:44:23 s 1 +84587.580 0 +328780.07 6630.0 – C57
2019-12-27 21:14:23 S 05 59 49.651 +86 52 53.44 – V C57
2019-12-27 21:14:23 s 1 +83726.809 0 +329973.09 2350.0 – C57
2019-12-27 21:44:23 S 06 00 09.278 +86 52 22.19 – V C57
2019-12-27 21:44:23 s 1 +82863.269 0 +331155.56 8560.0 – C57
2019-12-27 22:14:23 S 06 00 31.721 +86 51 50.33 – V C57
2019-12-27 22:14:23 s 1 +81997.010 0 +332327.53 5390.0 – C57
2019-12-27 22:44:23 S 06 00 51.122 +86 51 18.83 – V C57
2019-12-27 22:44:23 s 1 +81128.079 0 +333489.06 2950.0 – C57
2019-12-27 23:14:23 S 06 01 11.964 +86 50 46.64 – V C57
2019-12-27 23:14:23 s 1 +80256.524 0 +334640.19 1390.0 – C57
2019-12-27 23:44:23 S 06 01 32.676 +86 50 15.68 – V C57
2019-12-27 23:44:23 s 1 +79382.392 0 +335780.97 830.0 – C57
2019-12-28 00:14:23 S 06 01 52.061 +86 49 43.18 – V C57
2019-12-28 00:14:23 s 1 +78505.730 0 +336911.43 1380.0 – C57
2019-12-28 00:44:23 S 06 02 13.471 +86 49 11.78 – V C57
2019-12-28 00:44:23 s 1 +77626.582 0 +338031.63 3170.0 – C57
2019-12-28 01:14:23 S 06 02 32.112 +86 48 40.00 – V C57
2019-12-28 01:14:23 s 1 +76744.994 0 +339141.61 6320.0 – C57
2019-12-28 01:44:23 S 06 02 52.363 +86 48 06.41 – V C57
2019-12-28 01:44:23 s 1 +75861.010 0 +340241.42 940.0 – C57
2019-12-28 02:14:23 S 06 03 12.473 +86 47 35.30 – V C57
2019-12-28 02:14:23 s 1 +74974.673 0 +341331.09 7160.0 – C57
2019-12-28 02:44:23 S 06 03 31.574 +86 47 01.93 – V C57
2019-12-28 02:44:23 s 1 +74086.027 0 +342410.67 5080.0 – C57
2019-12-28 03:44:23 S 06 04 10.687 +86 45 57.20 – V C57
2019-12-28 03:44:23 s 1 +72301.974 0 +344539.71 6480.0 – C57
2019-12-28 04:14:23 S 06 04 29.681 +86 45 24.73 – V C57
2019-12-28 04:14:23 s 1 +71406.651 0 +345589.26 180.0 – C57
2019-12-28 05:14:23 S 06 05 08.066 +86 44 18.82 – V C57
2019-12-28 05:14:23 s 1 +69609.613 0 +347658.61 4130.0 – C57
2019-12-28 05:44:23 S 06 05 27.936 +86 43 46.09 – V C57
2019-12-28 05:44:23 s 1 +68707.979 0 +348678.50 4590.0 – C57