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
2019-12-04 23:14:24 S 22 24 44.587 +83 16 17.76 – V C57
2019-12-04 23:14:24 s 1 -66328.565 0 +391435.45 3930.0 – C57
2019-12-04 23:44:24 S 22 24 42.857 +83 16 35.65 – V C57
2019-12-04 23:44:24 s 1 -67244.983 0 +391147.10 8700.0 – C57
2019-12-05 00:14:24 S 22 24 40.879 +83 16 53.29 – V C57
2019-12-05 00:14:24 s 1 -68160.031 0 +390850.71 2030.0 – C57
2019-12-05 00:44:24 S 22 24 39.053 +83 17 10.90 – V C57
2019-12-05 00:44:24 s 1 -69073.690 0 +390546.29 3880.0 – C57
2019-12-05 01:14:24 S 22 24 36.938 +83 17 29.65 – V C57
2019-12-05 01:14:24 s 1 -69985.938 0 +390233.83 4190.0 – C57
2019-12-05 01:44:24 S 22 24 35.107 +83 17 47.58 – V C57
2019-12-05 01:44:24 s 1 -70896.755 0 +389913.33 2920.0 – C57
2019-12-05 02:14:24 S 22 24 33.468 +83 18 05.94 – V C57
2019-12-05 02:14:24 s 1 -71806.121 0 +389584.78 10.0 – C57
2019-12-05 02:44:24 S 22 24 31.822 +83 18 24.41 – V C57
2019-12-05 02:44:24 s 1 -72714.014 0 +389248.19 5410.0 – C57
2019-12-05 03:14:24 S 22 24 30.307 +83 18 43.38 – V C57
2019-12-05 03:14:24 s 1 -73620.415 0 +388903.54 9080.0 – C57
2019-12-05 03:44:24 S 22 24 29.501 +83 19 02.35 – V C57
2019-12-05 03:44:24 s 1 -74525.301 0 +388550.85 950.0 – C57
2019-12-05 04:14:24 S 22 24 27.562 +83 19 18.88 – V C57
2019-12-05 04:14:24 s 1 -75428.653 0 +388190.09 970.0 – C57
2019-12-05 04:44:24 S 22 24 25.870 +83 19 36.59 – V C57
2019-12-05 04:44:24 s 1 -76330.449 0 +387821.27 9100.0 – C57
2019-12-05 05:14:24 S 22 24 23.791 +83 19 55.31 – V C57
2019-12-05 05:14:24 s 1 -77230.668 0 +387444.39 5280.0 – C57
2019-12-05 05:44:24 S 22 24 22.118 +83 20 13.74 – V C57
2019-12-05 05:44:24 s 1 -78129.288 0 +387059.43 9450.0 – C57
2019-12-05 06:14:24 S 22 24 20.326 +83 20 32.28 – V C57
2019-12-05 06:14:24 s 1 -79026.289 0 +386666.41 1570.0 – C57
2019-12-05 06:44:24 S 22 24 18.554 +83 20 50.75 – V C57
2019-12-05 06:44:24 s 1 -79921.649 0 +386265.30 1590.0 – C57
2019-12-05 08:14:24 S 22 24 13.702 +83 21 45.61 – V C57
2019-12-05 08:14:24 s 1 -82597.667 0 +385013.44 8450.0 – C57
2019-12-05 08:44:24 S 22 24 12.252 +83 22 03.68 – V C57
2019-12-05 08:44:24 s 1 -83486.246 0 +384579.96 9500.0 – C57
2019-12-05 09:14:24 S 22 24 10.889 +83 22 21.86 – V C57
2019-12-05 09:14:24 s 1 -84373.075 0 +384138.38 8170.0 – C57
2019-12-05 09:44:24 S 22 24 09.619 +83 22 41.63 – V C57
2019-12-05 09:44:24 s 1 -85258.132 0 +383688.68 4410.0 – C57
2019-12-05 10:14:24 S 22 24 08.657 +83 22 59.88 – V C57
2019-12-05 10:14:24 s 1 -86141.395 0 +383230.87 8170.0 – C57
2019-12-05 10:44:24 S 22 24 07.435 +83 23 18.85 – V C57
2019-12-05 10:44:24 s 1 -87022.841 0 +382764.93 9390.0 – C57
2019-12-05 11:14:24 S 22 24 06.029 +83 23 37.64 – V C57
2019-12-05 11:14:24 s 1 -87902.449 0 +382290.86 8020.0 – C57
2019-12-05 11:44:24 S 22 24 04.531 +83 23 55.64 – V C57
2019-12-05 11:44:24 s 1 -88780.194 0 +381808.65 4000.0 – C57
2019-12-05 12:14:24 S 22 24 03.065 +83 24 14.36 – V C57
2019-12-05 12:14:24 s 1 -89656.056 0 +381318.30 7280.0 – C57