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
2024-03-18 00:10:31 C 12 18 26.198 -18 33 46.76 V M22
2024-03-18 00:18:27 C 12 18 25.699 -18 33 46.40 V M22
2024-03-19 00:25:31 C 12 16 49.423 -18 33 29.12 V M22
2024-03-19 00:30:06 C 12 16 49.121 -18 33 27.83 V M22
2024-03-19 00:38:47 C 12 16 48.487 -18 33 28.69 V M22
2024-03-19 00:52:51 C 12 16 47.558 -18 33 28.44 V M22
2024-03-19 10:44:37 C 12 16 08.478 -18 33 23.08 X F51
2024-03-19 10:59:11 C 12 16 07.481 -18 33 22.64 X F51
2024-03-19 11:00:07 C 12 16 07.417 -18 33 22.69 X F51
2024-03-19 11:14:40 C 12 16 06.420 -18 33 22.28 X F51
2024-03-19 11:30:08 C 12 16 05.360 -18 33 21.90 X F51
2024-03-19 11:31:04 C 12 16 05.299 -18 33 21.87 X F51
2024-03-21 05:33:26 C 12 13 18.730 -18 31 45.52 V W68
2024-03-21 05:38:41 C 12 13 18.384 -18 31 46.52 V W68
2024-03-21 05:47:50 C 12 13 17.753 -18 31 45.95 V W68
2024-03-21 06:04:12 C 12 13 16.634 -18 31 45.12 V W68
2024-03-28 05:55:02 C 12 02 35.014 -18 17 34.58 V W68
2024-03-28 05:59:53 C 12 02 34.716 -18 17 33.65 V W68
2024-03-28 06:08:02 C 12 02 34.282 -18 17 33.11 V W68
2024-03-28 06:22:20 C 12 02 33.334 -18 17 30.95 V W68
2024-03-29 05:38:23 C 12 01 08.746 -18 14 38.36 V W68
2024-03-29 05:42:58 C 12 01 08.470 -18 14 38.08 V W68
2024-03-29 05:51:03 C 12 01 07.946 -18 14 36.96 V W68
2024-03-29 06:16:49 C 12 01 06.360 -18 14 33.32 V W68
2024-04-01 05:43:56 C 11 56 55.133 -18 04 33.17 V W68
2024-04-01 05:49:13 C 11 56 54.835 -18 04 32.56 V W68
2024-04-01 05:59:57 C 11 56 54.192 -18 04 30.79 V W68
2024-04-01 06:21:51 C 11 56 52.922 -18 04 27.16 V W68
2024-04-02 20:18:15 C 11 54 45.708 -17 58 30.97 X L68
2024-04-02 20:31:41 C 11 54 44.914 -17 58 29.24 X L68
2024-04-02 20:44:52 C 11 54 44.189 -17 58 26.29 X L68
2024-04-04 04:52:40 C 11 52 59.689 -17 53 14.64 V G96
2024-04-04 05:00:43 C 11 52 59.243 -17 53 13.49 V G96
2024-04-04 05:08:47 C 11 52 58.796 -17 53 12.01 V G96
2024-04-04 05:16:51 C 11 52 58.357 -17 53 10.75 V G96
2024-04-16 22:37:08 C 11 39 25.963 -16 55 01.88 V M22
2024-04-16 22:41:13 C 11 39 25.862 -16 55 00.62 V M22
2024-04-16 22:50:47 C 11 39 25.469 -16 54 59.15 V M22
2024-04-16 23:20:35 C 11 39 24.449 -16 54 52.09 V M22
2024-04-17 05:51:06 C 11 39 11.207 -16 53 42.22 V G96
2024-04-17 05:58:40 C 11 39 10.940 -16 53 40.67 V G96
2024-04-17 06:06:10 C 11 39 10.660 -16 53 39.16 V G96
2024-04-17 06:15:14 C 11 39 10.343 -16 53 37.36 V G96
2024-04-18 03:24:21 C 11 38 27.919 -16 49 21.61 V W68
2024-04-18 03:28:56 C 11 38 27.768 -16 49 20.75 V W68
2024-04-18 03:36:54 C 11 38 27.446 -16 49 19.27 V W68
2024-04-18 03:52:42 C 11 38 26.933 -16 49 15.85 V W68
2024-04-28 22:05:40 C 11 32 08.741 -16 01 34.93 V M22
2024-04-28 22:10:16 C 11 32 08.630 -16 01 33.35 V M22
2024-04-28 22:18:46 C 11 32 08.460 -16 01 32.63 V M22