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
2020-03-12 16:36:25 C 08 13 08.34 +25 23 14.9 17.6 q C97
2020-03-12 16:38:35 C 08 13 08.36 +25 23 11.4 17.2 q C97
2020-03-12 16:40:48 C 08 13 08.48 +25 23 08.0 17.3 q C97
2020-03-12 20:04:12 C 08 13 19.02 +25 18 48.1 – V J69
2020-03-12 20:14:52 C 08 13 19.56 +25 18 35.2 – V J69
2020-03-12 20:25:32 C 08 13 20.04 +25 18 21.3 – V J69
2020-03-15 22:24:12 C 08 17 11.00 +23 49 01.1 – V 160
2020-03-15 22:27:07 C 08 17 11.13 +23 48 57.4 – V 160
2020-03-15 22:30:02 C 08 17 11.30 +23 48 53.8 – V 160
2020-03-16 05:14:26 C 08 17 32.77 +23 41 06.2 – V 703
2020-03-16 05:22:02 C 08 17 33.15 +23 40 57.4 – V 703
2020-03-16 05:29:38 C 08 17 33.53 +23 40 48.4 – V 703
2020-03-16 05:37:14 C 08 17 33.90 +23 40 39.6 – V 703
2020-03-16 22:23:09 C 08 18 27.09 +23 21 19.1 – V 160
2020-03-16 22:26:09 C 08 18 27.23 +23 21 15.6 – V 160
2020-03-16 22:29:09 C 08 18 27.39 +23 21 12.2 – V 160
2020-03-17 12:12:55 C 08 19 11.64 +23 05 40.1 – q D29
2020-03-17 12:33:17 C 08 19 12.66 +23 05 17.1 – q D29
2020-03-17 12:53:39 C 08 19 13.68 +23 04 54.2 – q D29
2020-03-18 16:53:25 C 08 20 43.50 +22 33 45.7 17.5 q C97
2020-03-18 16:55:36 C 08 20 43.62 +22 33 43.4 17.5 q C97
2020-03-18 16:57:47 C 08 20 43.75 +22 33 40.5 17.7 q C97
2020-03-18 16:59:57 C 08 20 43.84 +22 33 38.5 17.5 q C97
2020-03-18 18:49:58 C 08 20 49.93 +22 31 32.6 – V 108
2020-03-18 19:06:48 C 08 20 50.88 +22 31 14.8 – V 108
2020-03-18 19:09:28 C 08 20 50.98 +22 31 12.3 – V 108
2020-03-19 20:36:53 C 08 22 13.07 +22 03 34.3 – V 160
2020-03-19 20:40:01 C 08 22 13.23 +22 03 30.9 – V 160
2020-03-19 20:43:09 C 08 22 13.39 +22 03 27.6 – V 160
2020-03-23 09:14:09 C 08 26 50.43 +20 36 04.4 – V T05
2020-03-23 09:18:53 C 08 26 50.67 +20 35 59.9 – V T05
2020-03-23 09:28:16 C 08 26 51.18 +20 35 50.0 – V T05
2020-03-23 21:30:25 C 08 27 31.34 +20 23 49.7 – V 160
2020-03-23 21:33:20 C 08 27 31.52 +20 23 46.8 – V 160
2020-03-24 03:48:37 C 08 27 52.64 +20 17 40.1 – V G96
2020-03-24 03:56:49 C 08 27 53.01 +20 17 31.7 – V G96
2020-03-24 04:05:01 C 08 27 53.45 +20 17 23.5 – V G96
2020-03-24 04:13:15 C 08 27 53.89 +20 17 15.4 – V G96
2020-03-24 04:54:40 C 08 27 56.07 +20 16 34.6 – V 703
2020-03-24 05:02:57 C 08 27 56.52 +20 16 26.6 – V 703
2020-03-24 05:11:15 C 08 27 56.96 +20 16 18.3 – V 703
2020-03-24 05:19:33 C 08 27 57.40 +20 16 10.2 – V 703
2020-03-25 06:46:01 C 08 29 22.66 +19 51 30.6 – V T08
2020-03-25 07:00:08 C 08 29 23.43 +19 51 17.2 – V T08
2020-03-25 07:09:43 C 08 29 23.93 +19 51 07.9 – V T08
2020-03-25 07:31:49 C 08 29 25.09 +19 50 46.6 – V T08
2020-03-27 20:39:14 C 08 32 51.56 +18 53 27.3 – V A16
2020-03-27 21:05:31 C 08 32 52.98 +18 53 02.9 – V A16
2020-03-27 21:22:47 C 08 32 53.93 +18 52 47.0 – V A16
2020-03-28 21:15:57 C 08 34 15.26 +18 31 11.2 – V 160