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
2019-12-31 05:14:23 S 06 36 23.642 +85 11 36.92 – V C57
2019-12-31 05:14:23 s 1 -67623.525 0 +405968.15 7430.0 – C57
2019-12-31 05:44:23 S 06 36 33.485 +85 10 51.24 – V C57
2019-12-31 05:44:23 s 1 -68554.573 0 +405805.06 3020.0 – C57
2019-12-31 06:14:23 S 06 36 41.069 +85 10 09.91 – V C57
2019-12-31 06:14:23 s 1 -69484.437 0 +405634.55 8980.0 – C57
2019-12-31 06:44:23 S 06 36 49.822 +85 09 24.37 – V C57
2019-12-31 06:44:23 s 1 -70413.097 0 +405456.61 5370.0 – C57
2019-12-31 07:14:23 S 06 36 58.961 +85 08 40.60 – V C57
2019-12-31 07:14:23 s 1 -71340.536 0 +405271.25 2200.0 – C57
2019-12-31 07:44:23 S 06 37 06.665 +85 07 56.24 – V C57
2019-12-31 07:44:23 s 1 -72266.737 0 +405078.47 9530.0 – C57
2019-12-31 08:14:23 S 06 37 15.089 +85 07 11.32 – V C57
2019-12-31 08:14:23 s 1 -73191.683 0 +404878.27 7380.0 – C57
2019-12-31 08:44:23 S 06 37 24.199 +85 06 28.22 – V C57
2019-12-31 08:44:23 s 1 -74115.356 0 +404670.66 5800.0 – C57
2019-12-31 09:14:23 S 06 37 32.251 +85 05 43.40 – V C57
2019-12-31 09:14:23 s 1 -75037.738 0 +404455.63 4810.0 – C57
2019-12-31 09:44:23 S 06 37 39.962 +85 04 59.70 – V C57
2019-12-31 09:44:23 s 1 -75958.812 0 +404233.18 4450.0 – C57
2019-12-31 10:14:23 S 06 37 49.099 +85 04 14.59 – V C57
2019-12-31 10:14:23 s 1 -76878.560 0 +404003.32 4760.0 – C57
2019-12-31 10:44:23 S 06 37 57.293 +85 03 30.38 – V C57
2019-12-31 10:44:23 s 1 -77796.964 0 +403766.05 5780.0 – C57
2019-12-31 11:14:23 S 06 38 05.134 +85 02 45.74 – V C57
2019-12-31 11:14:23 s 1 -78714.007 0 +403521.37 2460.0 – C57
2019-12-31 11:44:23 S 06 38 13.498 +85 02 00.24 – V C57
2019-12-31 11:44:23 s 1 -79629.671 0 +403269.27 9930.0 – C57
2019-12-31 12:14:23 S 06 38 22.051 +85 01 16.86 – V C57
2019-12-31 12:14:23 s 1 -80543.938 0 +403009.76 6590.0 – C57
2019-12-31 12:44:23 S 06 38 29.177 +85 00 31.00 – V C57
2019-12-31 12:44:23 s 1 -81456.790 0 +402742.85 2390.0 – C57
2019-12-31 13:14:23 S 06 38 36.977 +84 59 47.47 – V C57
2019-12-31 13:14:23 s 1 -82368.209 0 +402468.52 7320.0 – C57
2019-12-31 13:44:23 S 06 38 45.869 +84 59 01.28 – V C57
2019-12-31 13:44:23 s 1 -83278.177 0 +402186.78 1320.0 – C57
2019-12-31 14:14:23 S 06 38 53.170 +84 58 16.14 – V C57
2019-12-31 14:14:23 s 1 -84186.677 0 +401897.63 4370.0 – C57
2019-12-31 14:44:23 S 06 39 00.588 +84 57 32.47 – V C57
2019-12-31 14:44:23 s 1 -85093.689 0 +401601.07 6430.0 – C57
2019-12-31 15:14:23 S 06 39 09.878 +84 56 46.32 – V C57
2019-12-31 15:14:23 s 1 -85999.197 0 +401297.10 7470.0 – C57
2019-12-31 15:44:23 S 06 39 17.102 +84 56 02.11 – V C57
2019-12-31 15:44:23 s 1 -86903.180 0 +400985.71 7440.0 – C57
2019-12-31 16:14:23 S 06 39 24.679 +84 55 15.35 – V C57
2019-12-31 16:14:23 s 1 -87805.622 0 +400666.91 6310.0 – C57
2019-12-31 16:44:23 S 06 39 32.784 +84 54 31.10 – V C57
2019-12-31 16:44:23 s 1 -88706.504 0 +400340.70 4040.0 – C57
2019-12-31 17:14:23 S 06 39 40.572 +84 53 46.21 – V C57
2019-12-31 17:14:23 s 1 -89605.808 0 +400007.08 610.0 – C57