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
2020-03-28 21:19:08 C 08 34 15.46 +18 31 08.3 – V 160
2020-03-28 21:22:23 C 08 34 15.62 +18 31 05.4 – V 160
2020-03-31 03:04:12 C 08 37 20.49 +17 43 58.1 – U I41
2020-03-31 04:04:50 C 08 37 23.84 +17 43 06.0 – U I41
2020-03-31 06:56:01 C 08 37 33.34 +17 40 38.1 – U I41
2020-04-01 03:40:13 C 08 38 45.54 +17 23 00.0 – U I41
2020-04-01 04:39:49 C 08 38 48.86 +17 22 09.7 – U I41
2020-04-01 04:41:07 C 08 38 48.93 +17 22 08.6 – U I41
2020-04-01 21:49:10 C 08 39 48.24 +17 07 44.9 – V 160
2020-04-01 21:51:55 C 08 39 48.46 +17 07 42.5 – V 160
2020-04-01 21:55:05 C 08 39 48.65 +17 07 39.5 – V 160
2020-04-05 22:21:21 C 08 45 26.87 +15 49 58.7 – V 160
2020-04-05 22:24:18 C 08 45 27.07 +15 49 57.1 – V 160
2020-04-05 22:27:13 C 08 45 27.28 +15 49 55.4 – V 160
2020-04-06 13:33:16 C 08 46 20.75 +15 38 15.2 – q D29
2020-04-06 13:56:27 C 08 46 22.05 +15 37 57.0 – q D29
2020-04-06 14:19:38 C 08 46 23.37 +15 37 38.7 – q D29
2020-04-07 23:04:32 C 08 48 19.54 +15 12 39.3 – V 204
2020-04-07 23:16:47 C 08 48 20.25 +15 12 29.5 – V 204
2020-04-08 09:38:44 C 08 48 57.10 +15 04 47.0 – V T05
2020-04-08 09:43:23 C 08 48 57.33 +15 04 42.0 – V T05
2020-04-08 09:53:21 C 08 48 57.95 +15 04 34.4 – V T05
2020-04-08 10:13:25 C 08 48 59.09 +15 04 18.9 – V T05
2020-04-08 12:53:14 C 08 49 08.86 +15 02 20.2 – q D29
2020-04-08 13:10:35 C 08 49 09.88 +15 02 06.8 – q D29
2020-04-08 13:26:03 C 08 49 10.83 +15 01 55.2 – q D29
2020-04-08 15:04:20 S 08 49 16.89 +15 00 44.8 – L C51
2020-04-08 18:12:40 S 08 49 27.89 +14 58 23.6 – L C51
2020-04-08 18:12:51 S 08 49 28.02 +14 58 23.2 – L C51
2020-04-08 21:21:10 S 08 49 39.18 +14 56 03.1 – L C51
2020-04-09 05:11:52 S 08 50 07.21 +14 50 13.9 – L C51
2020-04-09 06:26:03 C 08 50 11.58 +14 49 19.1 – V T08
2020-04-09 06:40:47 C 08 50 12.43 +14 49 08.0 – V T08
2020-04-09 06:45:12 C 08 50 12.67 +14 49 04.9 – V T08
2020-04-09 06:54:47 C 08 50 13.22 +14 48 58.0 – V T08
2020-04-09 14:37:00 S 08 50 40.79 +14 43 17.6 – L C51
2020-04-09 16:11:04 S 08 50 46.47 +14 42 10.7 – L C51
2020-04-09 18:56:32 C 08 50 56.31 +14 40 03.8 – V 108
2020-04-09 19:01:55 C 08 50 56.63 +14 40 00.0 – V 108
2020-04-09 19:07:17 C 08 50 56.90 +14 39 54.8 – V 108
2020-04-09 19:07:40 C 08 50 56.98 +14 39 55.2 – V 130
2020-04-09 19:12:00 C 08 50 57.21 +14 39 52.1 – V 130
2020-04-09 19:15:35 C 08 50 57.42 +14 39 49.2 – V 130
2020-04-10 00:01:57 S 08 51 14.50 +14 36 24.2 – L C51
2020-04-10 06:18:35 S 08 51 36.93 +14 31 49.7 – L C51
2020-04-10 07:29:18 C 08 51 41.03 +14 30 56.7 – V T08
2020-04-10 07:33:21 C 08 51 41.25 +14 30 54.2 – V T08
2020-04-10 07:44:50 C 08 51 41.92 +14 30 45.5 – V T08
2020-04-10 08:07:04 C 08 51 43.19 +14 30 29.4 – V T08
2020-04-10 21:40:51 C 08 52 31.82 +14 20 36.8 – V 160