2017 QE18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6277680333 ± 1.36e-06
Semi-major axis (a)1.9601610409 AU ± 5.21e-06
Inclination (i)10.49187138° ± 2.72e-05
Long. of Asc. Node (Ω)276.65962439° ± 7.11e-05
Arg. of Perihelion (ω)183.41267495° ± 7.41e-05
Mean Anomaly (M)309.40622180° ± 4.59e-03
Mean Motion (n)0.3591489875°/day ± 1.43e-06
Perihelion dist (q)0.72963460 AU ± 3.29e-06
Aphelion dist (Q)3.19068748 AU ± 8.89e-06
Orbital Period2.74433819 yr ± 1.09e-05
Physical Parameters
H (abs. magnitude)19.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.244″
Uncertainty1
Orbit TypeApollo
MOID0.164755 AU
Observations Used76
Oppositions1
Arc Total2017-2018
First Observation Used2017-07-26
Last Observation Used2018-05-24
Observations (77)
Date Type RA Dec Mag Band Observatory
2017-07-26 12:10:28 C 22 36 19.462 +05 39 42.16 L F51
2017-07-26 12:28:48 C 22 36 18.889 +05 39 47.04 L F51
2017-07-26 12:47:10 C 22 36 18.322 +05 39 51.72 L F51
2017-07-26 13:05:31 C 22 36 17.759 +05 39 56.51 L F51
2017-07-29 12:21:07 C 22 34 03.227 +05 57 33.47 L F51
2017-07-29 12:38:22 C 22 34 02.621 +05 57 37.51 L F51
2017-07-29 13:00:09 C 22 34 01.821 +05 57 42.76 L F51
2017-07-29 13:19:16 C 22 34 01.140 +05 57 47.35 L F51
2017-08-23 11:19:17 C 22 00 36.490 +07 09 49.51 L F51
2017-08-23 11:36:31 C 22 00 35.141 +07 09 49.01 L F51
2017-08-23 11:53:40 C 22 00 33.792 +07 09 48.48 L F51
2017-08-23 12:10:54 C 22 00 32.449 +07 09 47.96 L F51
2017-08-24 00:06:34 C 21 59 38.04 +07 09 21.9 S 033
2017-08-24 00:20:32 C 21 59 36.96 +07 09 21.9 S 033
2017-08-24 00:27:30 C 21 59 36.38 +07 09 21.3 S 033
2017-08-24 00:34:29 C 21 59 35.88 +07 09 20.6 S 033
2017-08-24 06:57:07 C 21 59 06.51 +07 09 08.7 q H36
2017-08-24 07:22:30 C 21 59 04.48 +07 09 08.4 q H36
2017-08-24 08:00:35 C 21 59 01.60 +07 09 06.0 q H36
2017-08-24 10:29:52 C 21 58 50.242 +07 09 03.94 U 568
2017-08-24 10:31:14 C 21 58 50.134 +07 09 03.89 U 568
2017-08-24 10:32:43 C 21 58 50.016 +07 09 03.82 U 568
2017-08-26 05:36:32 C 21 55 28.37 +07 06 47.2 u H21
2017-08-26 05:51:04 C 21 55 27.16 +07 06 46.4 u H21
2017-08-26 06:11:20 C 21 55 25.55 +07 06 45.1 u H21
2017-08-27 21:17:09 C 21 52 18.42 +07 03 45.5 21.5 Q 104
2017-08-27 21:25:10 C 21 52 17.78 +07 03 44.7 Q 104
2017-08-27 21:43:50 C 21 52 16.25 +07 03 43.9 Q 104
2017-08-28 00:04:15 C 21 52 04.65 +07 03 30.3 S 033
2017-08-28 00:09:53 C 21 52 04.18 +07 03 29.9 S 033
2017-08-28 00:19:34 C 21 52 03.50 +07 03 28.8 U J95
2017-08-28 00:21:10 C 21 52 03.25 +07 03 28.7 S 033
2017-08-28 00:41:30 C 21 52 01.64 +07 03 26.6 U J95
2017-08-28 01:14:03 C 21 51 58.91 +07 03 23.9 S 033
2017-08-28 01:19:42 C 21 51 58.43 +07 03 23.6 S 033
2017-08-28 01:25:20 C 21 51 57.95 +07 03 22.5 S 033
2017-08-28 01:30:59 C 21 51 57.51 +07 03 22.2 S 033
2017-08-28 01:36:38 C 21 51 57.05 +07 03 21.7 S 033
2017-08-28 05:46:55 C 21 51 37.12 +07 03 00.8 q 734
2017-08-28 05:58:18 C 21 51 36.17 +07 03 00.1 q 734
2017-08-28 06:09:40 C 21 51 35.23 +07 02 59.3 q 734
2017-08-28 07:00:53 C 21 51 31.05 +07 02 54.7 U H01
2017-08-28 07:12:51 C 21 51 30.05 +07 02 53.7 U H01
2017-08-28 07:20:37 C 21 51 29.41 +07 02 52.9 U H01
2017-08-28 07:38:27 C 21 51 27.92 +07 02 51.3 U H01
2017-08-28 08:20:12 C 21 51 24.47 +07 02 47.2 q I52
2017-08-28 08:25:41 C 21 51 24.02 +07 02 46.7 q I52
2017-08-28 08:31:09 C 21 51 23.55 +07 02 45.6 q I52
2017-08-28 08:36:39 C 21 51 23.15 +07 02 44.4 q I52
2017-09-18 03:41:02 C 21 10 13.49 +05 10 11.2 q I52