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
2019-12-16 19:14:24 S 22 45 58.433 +86 52 05.88 – V C57
2019-12-16 19:14:24 s 1 -12162.156 0 +398279.60 1490.0 – C57
2019-12-16 19:44:24 S 22 46 12.622 +86 52 26.69 – V C57
2019-12-16 19:44:24 s 1 -13143.623 0 +398491.39 2030.0 – C57
2019-12-16 20:14:24 S 22 46 28.363 +86 52 47.68 – V C57
2019-12-16 20:14:24 s 1 -14124.809 0 +398695.02 520.0 – C57
2019-12-16 20:44:24 S 22 46 44.198 +86 53 08.52 – V C57
2019-12-16 20:44:24 s 1 -15105.694 0 +398890.50 7000.0 – C57
2019-12-16 21:14:24 S 22 47 00.202 +86 53 29.69 – V C57
2019-12-16 21:14:24 s 1 -16086.256 0 +399077.86 1530.0 – C57
2019-12-16 21:44:24 S 22 47 14.614 +86 53 49.13 – V C57
2019-12-16 21:44:24 s 1 -17066.477 0 +399257.09 4150.0 – C57
2019-12-16 22:14:24 S 22 47 31.054 +86 54 10.26 – V C57
2019-12-16 22:14:24 s 1 -18046.334 0 +399428.20 4900.0 – C57
2019-12-16 22:44:24 S 22 47 47.134 +86 54 30.78 – V C57
2019-12-16 22:44:24 s 1 -19025.808 0 +399591.22 3830.0 – C57
2019-12-16 23:14:24 S 22 48 02.472 +86 54 51.19 – V C57
2019-12-16 23:14:24 s 1 -20004.879 0 +399746.13 1000.0 – C57
2019-12-16 23:44:24 S 22 48 18.684 +86 55 12.43 – V C57
2019-12-16 23:44:24 s 1 -20983.526 0 +399892.96 6450.0 – C57
2019-12-17 00:14:24 S 22 48 35.854 +86 55 32.52 – V C57
2019-12-17 00:14:24 s 1 -21961.729 0 +400031.71 220.0 – C57
2019-12-17 00:44:24 S 22 48 52.702 +86 55 54.12 – V C57
2019-12-17 00:44:24 s 1 -22939.468 0 +400162.40 2360.0 – C57
2019-12-17 01:14:24 S 22 49 08.633 +86 56 14.89 – V C57
2019-12-17 01:14:24 s 1 -23916.723 0 +400285.02 2920.0 – C57
2019-12-17 01:44:24 S 22 49 25.030 +86 56 35.12 – V C57
2019-12-17 01:44:24 s 1 -24893.474 0 +400399.60 1950.0 – C57
2019-12-17 02:14:24 S 22 49 42.727 +86 56 56.18 – V C57
2019-12-17 02:14:24 s 1 -25869.701 0 +400506.13 9480.0 – C57
2019-12-17 02:44:24 S 22 50 00.264 +86 57 16.16 – V C57
2019-12-17 02:44:24 s 1 -26845.384 0 +400604.62 5570.0 – C57
2019-12-17 03:14:24 S 22 50 16.834 +86 57 37.19 – V C57
2019-12-17 03:14:24 s 1 -27820.503 0 +400695.09 260.0 – C57
2019-12-17 03:44:24 S 22 50 33.113 +86 57 57.28 – V C57
2019-12-17 03:44:24 s 1 -28795.039 0 +400777.54 3600.0 – C57
2019-12-17 04:14:24 S 22 50 51.233 +86 58 18.59 – V C57
2019-12-17 04:14:24 s 1 -29768.971 0 +400851.97 5640.0 – C57
2019-12-17 04:44:24 S 22 51 09.094 +86 58 39.25 – V C57
2019-12-17 04:44:24 s 1 -30742.279 0 +400918.41 6410.0 – C57
2019-12-17 05:14:24 S 22 51 26.971 +86 59 00.24 – V C57
2019-12-17 05:14:24 s 1 -31714.945 0 +400976.84 5970.0 – C57
2019-12-17 05:44:24 S 22 51 44.090 +86 59 21.08 – V C57
2019-12-17 05:44:24 s 1 -32686.948 0 +401027.28 4350.0 – C57
2019-12-17 06:14:24 S 22 52 02.074 +86 59 41.46 – V C57
2019-12-17 06:14:24 s 1 -33658.269 0 +401069.74 1610.0 – C57
2019-12-17 10:44:24 S 22 54 49.262 +87 02 47.98 – V C57
2019-12-17 10:44:24 s 1 -42366.225 0 +401093.61 3710.0 – C57
2019-12-17 11:14:24 S 22 55 09.079 +87 03 08.82 – V C57
2019-12-17 11:14:24 s 1 -43329.647 0 +401056.56 2180.0 – C57