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
2019-12-08 16:44:24 s 1 -180875.66 4 +200477.24 2050.0 – C57
2019-12-08 17:14:24 S 22 27 04.414 +84 18 01.58 – V C57
2019-12-08 17:14:24 s 1 -180969.35 9 +198489.15 7140.0 – C57
2019-12-08 17:44:24 S 22 27 08.849 +84 18 25.56 – V C57
2019-12-08 17:44:24 s 1 -181051.37 2 +196488.22 6270.0 – C57
2019-12-08 18:14:24 S 22 27 12.406 +84 18 49.39 – V C57
2019-12-08 18:14:24 s 1 -181121.51 5 +194474.38 8970.0 – C57
2019-12-08 18:44:24 S 22 27 17.069 +84 19 14.20 – V C57
2019-12-08 18:44:24 s 1 -181179.59 7 +192447.57 4780.0 – C57
2019-12-08 19:14:24 S 22 27 20.712 +84 19 38.24 – V C57
2019-12-08 19:14:24 s 1 -181225.42 3 +190407.72 3220.0 – C57
2019-12-08 19:44:24 S 22 27 25.810 +84 20 03.41 – V C57
2019-12-08 19:44:24 s 1 -181258.79 1 +188354.75 3810.0 – C57
2019-12-08 20:14:24 S 22 27 29.170 +84 20 26.77 – V C57
2019-12-08 20:14:24 s 1 -181279.49 7 +186288.59 6040.0 – C57
2019-12-08 20:44:24 S 22 27 34.325 +84 20 52.55 – V C57
2019-12-08 20:44:24 s 1 -181287.32 9 +184209.19 9400.0 – C57
2019-12-08 21:14:24 S 22 27 37.886 +84 21 16.27 – V C57
2019-12-08 21:14:24 s 1 -181282.07 0 +182116.45 3360.0 – C57
2019-12-08 21:44:24 S 22 27 42.715 +84 21 41.80 – V C57
2019-12-08 21:44:24 s 1 -181263.50 1 +180010.32 7380.0 – C57
2019-12-08 22:14:24 S 22 27 47.318 +84 22 05.99 – V C57
2019-12-08 22:14:24 s 1 -181231.39 2 +177890.71 910.0 – C57
2019-12-08 22:44:24 S 22 27 51.881 +84 22 30.83 – V C57
2019-12-08 22:44:24 s 1 -181185.51 2 +175757.56 3370.0 – C57
2019-12-08 23:14:24 S 22 27 57.070 +84 22 56.03 – V C57
2019-12-08 23:14:24 s 1 -181125.62 1 +173610.79 4180.0 – C57
2019-12-09 00:14:24 S 22 28 06.209 +84 23 45.24 – V C57
2019-12-09 00:14:24 s 1 -180962.81 7 +169276.09 8430.0 – C57
2019-12-09 00:44:24 S 22 28 10.042 +84 24 09.72 – V C57
2019-12-09 00:44:24 s 1 -180859.39 3 +167088.02 610.0 – C57
2019-12-09 01:14:24 S 22 28 15.509 +84 24 35.89 – V C57
2019-12-09 01:14:24 s 1 -180740.93 6 +164886.03 8630.0 – C57
2019-12-09 01:44:24 S 22 28 20.208 +84 25 01.45 – V C57
2019-12-09 01:44:24 s 1 -180607.17 2 +162670.05 1810.0 – C57
2019-12-09 02:14:24 S 22 28 24.946 +84 25 25.75 – V C57
2019-12-09 02:14:24 s 1 -180457.82 2 +160440.00 9470.0 – C57
2019-12-09 02:44:24 S 22 28 30.499 +84 25 52.57 – V C57
2019-12-09 02:44:24 s 1 -180292.59 6 +158195.81 900.0 – C57
2019-12-09 03:14:24 S 22 28 34.682 +84 26 17.70 – V C57
2019-12-09 03:14:24 s 1 -180111.19 9 +155937.39 5360.0 – C57
2019-12-09 03:44:24 S 22 28 40.090 +84 26 43.01 – V C57
2019-12-09 03:44:24 s 1 -179913.32 5 +153664.68 2100.0 – C57
2019-12-09 04:14:24 S 22 28 45.098 +84 27 08.68 – V C57
2019-12-09 04:14:24 s 1 -179698.66 0 +151377.60 350.0 – C57
2019-12-09 05:27:40 C 22 31 37.44 +84 41 17.7 – V T08
2019-12-09 05:33:23 C 22 31 37.06 +84 41 21.4 – V T08
2019-12-09 05:41:44 C 22 31 36.75 +84 41 27.3 – V T08
2019-12-09 05:44:24 S 22 28 59.938 +84 28 25.93 – V C57
2019-12-09 05:44:24 s 1 -178950.64 6 +144429.37 5980.0 – C57