2018 QA

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7177231000
Semi-major axis (a)2.0528297000 AU
Inclination (i)8.55059000°
Long. of Asc. Node (Ω)145.86860000°
Arg. of Perihelion (ω)285.49530000°
Mean Anomaly (M)147.13887000°
Mean Motion (n)0.3351002100°/day
Perihelion dist (q)0.57946640 AU
Aphelion dist (Q)3.52619300 AU
Orbital Period2.94123270 yr
Physical Parameters
H (abs. magnitude)23.44
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.820″
Uncertainty8
Orbit TypeApollo
MOID0.036492 AU
Observations Used16
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-08-28
Observations (19)
Date Type RA Dec Mag Band Observatory
2018-08-11 11:52:26 C 22 23 43.188 -07 14 26.84 U F51
2018-08-11 12:09:43 C 22 23 42.848 -07 14 41.00 U F51
2018-08-11 12:26:59 C 22 23 42.471 -07 14 56.32 U F51
2018-08-11 12:44:23 C 22 23 42.116 -07 15 10.67 U F51
2018-08-16 09:03:39 C 22 21 25.42 -09 24 52.4 V I41
2018-08-17 09:35:04 C 22 20 42.698 -10 02 10.76 U F51
2018-08-17 09:50:55 C 22 20 42.022 -10 02 36.69 U F51
2018-08-17 10:06:48 C 22 20 41.327 -10 03 02.51 U F51
2018-08-17 10:23:15 C 22 20 40.611 -10 03 29.40 U F51
2018-08-17 22:17:15 C 22 20 17.00 -10 23 37.6 q L01
2018-08-17 22:23:59 C 22 20 16.69 -10 23 49.6 q L01
2018-08-17 22:44:08 C 22 20 15.82 -10 24 24.1 q L01
2018-08-19 07:31:46 C 22 19 00.12 -11 26 07.1 V I41
2018-08-19 08:33:42 C 22 18 56.81 -11 28 14.4 V I41
2018-08-20 05:03:39 C 22 18 02.98 -12 12 54.8 V I41
2018-08-21 08:28:49 C 22 16 33.48 -13 21 28.6 V I41
2018-08-21 08:34:46 C 22 16 33.06 -13 21 44.4 V I41
2018-08-24 09:27:59 C 22 11 01.13 -17 31 58.0 V I41
2018-08-28 06:31:32 C 21 56 33.15 -27 28 59.9 V I41