2018 QW

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2096273497 ± 7.44e-03
Semi-major axis (a)1.3442976947 AU ± 1.41e-02
Inclination (i)23.73860307° ± 3.77e-01
Long. of Asc. Node (Ω)330.59927377° ± 7.43e-02
Arg. of Perihelion (ω)20.00349636° ± 3.18e-01
Mean Anomaly (M)222.84619568° ± 2.59e+01
Mean Motion (n)0.6323273300°/day ± 9.91e-03
Perihelion dist (q)1.06249930 AU ± 1.49e-02
Aphelion dist (Q)1.62617430 AU ± 1.97e-02
Orbital Period1.55869850 yr ± 2.44e-02
Physical Parameters
H (abs. magnitude)23.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.244″
Uncertainty3
Orbit TypeAmor
MOID0.060340 AU
Observations Used38
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-09-30
Observations (39)
Date Type RA Dec Mag Band Observatory
2018-08-19 13:37:25 C 01 07 43.824 +05 11 20.55 U F51
2018-08-19 13:56:56 C 01 07 40.239 +05 14 50.98 U F51
2018-08-19 14:14:25 C 01 07 37.024 +05 17 59.96 U F51
2018-08-19 14:31:55 C 01 07 33.812 +05 21 08.76 U F51
2018-08-19 23:52:28 C 01 06 06.87 +07 02 08.4 o K88
2018-08-20 00:01:45 C 01 06 05.18 +07 03 50.7 o K88
2018-08-20 00:13:13 C 01 06 03.87 +07 05 59.7 V 104
2018-08-20 00:22:15 C 01 06 02.29 +07 07 39.3 V 104
2018-08-20 00:22:19 C 01 06 02.29 +07 07 39.8 V 104
2018-08-20 00:31:27 C 01 06 00.61 +07 09 20.4 V 104
2018-08-20 00:40:46 C 01 05 58.91 +07 11 02.3 V 104
2018-08-20 01:01:07 C 01 05 54.97 +07 14 44.9 V L01
2018-08-20 01:06:05 C 01 05 54.08 +07 15 39.2 V L01
2018-08-20 01:09:12 C 01 05 53.49 +07 16 13.8 V L01
2018-08-21 22:02:47 C 00 58 02.66 +15 39 21.2 V J95
2018-08-21 22:18:51 C 00 57 59.55 +15 42 24.7 V J95
2018-08-21 22:35:00 C 00 57 56.40 +15 45 29.8 V J95
2018-08-21 23:48:38 C 00 57 41.29 +15 59 42.8 V L01
2018-08-21 23:55:45 C 00 57 39.83 +16 01 04.1 V L01
2018-08-21 23:59:28 C 00 57 39.05 +16 01 47.1 V L01
2018-08-22 01:29:02 C 00 57 20.38 +16 18 48.0 V 595
2018-08-22 01:50:12 C 00 57 15.96 +16 22 48.2 V 595
2018-08-22 06:30:14 C 00 56 24.95 +17 16 03.0 u H21
2018-08-22 06:36:31 C 00 56 23.62 +17 17 15.3 u H21
2018-08-22 06:43:57 C 00 56 22.04 +17 18 40.2 u H21
2018-08-25 01:47:47 C 00 42 03.00 +29 49 33.9 q J95
2018-08-25 01:56:31 C 00 42 00.78 +29 51 08.5 q J95
2018-08-31 06:17:28 C 23 59 15.97 +52 09 55.5 u H21
2018-08-31 06:30:36 C 23 59 11.10 +52 11 28.0 u H21
2018-08-31 06:46:59 C 23 59 04.96 +52 13 22.8 u H21
2018-09-15 04:17:03 C 21 20 19.53 +72 02 54.7 u H21
2018-09-15 04:47:54 C 21 20 04.79 +72 03 22.5 u H21
2018-09-15 05:17:56 C 21 19 50.45 +72 03 49.0 u H21
2018-09-16 03:43:47 C 21 09 57.75 +72 22 56.5 u H21
2018-09-16 04:10:02 C 21 09 45.76 +72 23 16.6 u H21
2018-09-27 02:46:47 C 19 42 37.85 +73 22 04.2 o 695
2018-09-27 03:03:37 C 19 42 33.40 +73 22 02.3 o 695
2018-09-30 03:14:24 C 19 27 46.00 +73 12 36.0 o 695
2018-09-30 03:25:20 C 19 27 43.71 +73 12 34.0 o 695