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
2020-01-03 07:44:23 S 06 52 08.897 +83 10 26.76 – V C57
2020-01-03 07:44:23 s 1 -182058.72 4 +297859.75 3270.0 – C57
2020-01-03 08:14:23 S 06 52 13.114 +83 09 32.62 – V C57
2020-01-03 08:14:23 s 1 -182560.10 8 +296527.21 2360.0 – C57
2020-01-03 08:44:23 S 06 52 18.533 +83 08 38.80 – V C57
2020-01-03 08:44:23 s 1 -183056.00 4 +295185.69 3370.0 – C57
2020-01-03 09:14:23 S 06 52 22.774 +83 07 44.54 – V C57
2020-01-03 09:14:23 s 1 -183546.35 7 +293835.17 6180.0 – C57
2020-01-03 09:44:23 S 06 52 27.170 +83 06 50.04 – V C57
2020-01-03 09:44:23 s 1 -184031.10 7 +292475.62 710.0 – C57
2020-01-03 10:14:23 S 06 52 32.280 +83 05 57.66 – V C57
2020-01-03 10:14:23 s 1 -184510.19 6 +291107.03 6850.0 – C57
2020-01-03 10:44:23 S 06 52 37.099 +83 05 00.20 – V C57
2020-01-03 10:44:23 s 1 -184983.56 6 +289729.35 4500.0 – C57
2020-01-03 11:14:23 S 06 52 41.381 +83 04 07.28 – V C57
2020-01-03 11:14:23 s 1 -185451.15 4 +288342.56 3550.0 – C57
2020-01-03 12:14:23 S 06 52 50.873 +83 02 17.45 – V C57
2020-01-03 12:14:23 s 1 -186368.74 3 +285541.54 5430.0 – C57
2020-01-03 12:44:23 S 06 52 54.775 +83 01 25.32 – V C57
2020-01-03 12:44:23 s 1 -186818.61 8 +284127.26 8040.0 – C57
2020-01-03 13:14:23 S 06 52 59.952 +83 00 28.80 – V C57
2020-01-03 13:14:23 s 1 -187262.46 2 +282703.74 1620.0 – C57
2020-01-03 13:44:23 S 06 53 04.714 +82 59 33.90 – V C57
2020-01-03 13:44:23 s 1 -187700.21 0 +281270.98 6050.0 – C57
2020-01-03 14:14:23 S 06 53 08.914 +82 58 40.08 – V C57
2020-01-03 14:14:23 s 1 -188131.79 5 +279828.92 1220.0 – C57
2020-01-03 14:44:23 S 06 53 13.507 +82 57 45.32 – V C57
2020-01-03 14:44:23 s 1 -188557.15 2 +278377.56 7020.0 – C57
2020-01-03 15:14:23 S 06 53 18.566 +82 56 50.10 – V C57
2020-01-03 15:14:23 s 1 -188976.21 0 +276916.84 3320.0 – C57
2020-01-03 15:44:23 S 06 53 22.610 +82 55 55.38 – V C57
2020-01-03 15:44:23 s 1 -189388.90 3 +275446.75 0.0 – C57
2020-01-03 16:14:23 S 06 53 27.055 +82 55 00.23 – V C57
2020-01-03 16:14:23 s 1 -189795.16 0 +273967.25 6950.0 – C57
2020-01-03 16:42:07 C 06 57 35.72 +82 34 55.3 – q C97
2020-01-03 16:44:18 C 06 57 36.08 +82 34 52.1 – q C97
2020-01-03 16:44:23 S 06 53 31.999 +82 54 04.00 – V C57
2020-01-03 16:44:23 s 1 -190194.90 8 +272478.31 4030.0 – C57
2020-01-03 16:46:30 C 06 57 36.34 +82 34 48.2 – q C97
2020-01-03 16:48:41 C 06 57 36.69 +82 34 44.8 – q C97
2020-01-03 17:14:23 S 06 53 36.106 +82 53 09.71 – V C57
2020-01-03 17:14:23 s 1 -190588.07 7 +270979.89 1120.0 – C57
2020-01-03 17:44:23 S 06 53 40.558 +82 52 14.88 – V C57
2020-01-03 17:44:23 s 1 -190974.59 3 +269471.97 8090.0 – C57
2020-01-03 18:14:23 S 06 53 45.571 +82 51 18.68 – V C57
2020-01-03 18:14:23 s 1 -191354.38 0 +267954.51 4820.0 – C57
2020-01-03 18:44:23 S 06 53 49.790 +82 50 24.43 – V C57
2020-01-03 18:44:23 s 1 -191727.36 4 +266427.48 1170.0 – C57
2020-01-03 19:14:23 S 06 53 54.132 +82 49 26.54 – V C57
2020-01-03 19:14:23 s 1 -192093.46 7 +264890.84 7000.0 – C57