142040 (2002 QE15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3443721199 ± 1.03e-08
Semi-major axis (a)1.6670943002 AU ± 9.62e-09
Inclination (i)28.25007937° ± 1.79e-06
Long. of Asc. Node (Ω)226.37836415° ± 1.97e-06
Arg. of Perihelion (ω)160.54174926° ± 3.64e-06
Mean Anomaly (M)257.41413227° ± 1.05e-05
Mean Motion (n)0.4579014578°/day ± 3.96e-09
Perihelion dist (q)1.09299350 AU ± 1.83e-08
Aphelion dist (Q)2.24119510 AU ± 2.15e-08
Orbital Period2.15248558 yr ± 1.86e-08
NGA Modelr2
A2-2.64542528e-14 ± 1.64e-14 AU/d²
Physical Parameters
H (abs. magnitude)16.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.314″
Uncertainty0
Orbit TypeAmor
MOID0.114911 AU
Observations Used2277
Gaia Obs Used39
Oppositions13
Arc Total1993-2017
First Observation Used1993-04-20
Last Observation Used2025-04-29
Observations (2505)
Date Type RA Dec Mag Band Observatory
2017-10-11 17:58:48 C 18 34 47.32 +20 07 20.0 q 160
2017-10-11 18:02:25 C 18 34 47.76 +20 07 17.3 q 160
2017-10-11 18:06:02 C 18 34 48.21 +20 07 14.7 q 160
2017-10-14 17:44:02 C 18 43 33.88 +19 09 24.3 q 160
2017-10-14 17:47:38 C 18 43 34.32 +19 09 21.2 q 160
2017-10-14 17:50:59 C 18 43 34.70 +19 09 16.9 q 046
2017-10-14 17:51:03 C 18 43 34.73 +19 09 18.4 q 160
2017-10-14 17:52:41 C 18 43 34.93 +19 09 15.1 q 046
2017-10-14 17:53:35 C 18 43 35.07 +19 09 15.0 q 046
2017-10-14 17:54:41 C 18 43 35.19 +19 09 14.4 q 046
2017-10-14 17:55:28 C 18 43 35.27 +19 09 13.8 q 046
2017-10-14 17:56:22 C 18 43 35.33 +19 09 13.2 q 046
2017-10-15 17:42:27 C 18 46 36.40 +18 49 28.4 q 160
2017-10-15 17:46:04 C 18 46 36.85 +18 49 25.4 q 160
2017-10-15 17:49:41 C 18 46 37.31 +18 49 22.1 q 160
2017-10-16 17:55:16 C 18 49 44.12 +18 29 02.4 q 160
2017-10-16 17:58:53 C 18 49 44.58 +18 28 59.5 q 160
2017-10-16 18:02:32 C 18 49 45.04 +18 28 56.5 q 160
2017-10-17 17:50:47 C 18 52 53.01 +18 08 32.8 q 160
2017-10-17 17:54:23 C 18 52 53.48 +18 08 29.8 q 160
2017-10-17 17:57:59 C 18 52 53.96 +18 08 26.5 q 160
2017-10-18 17:59:42 C 18 56 07.06 +17 47 33.1 q 160
2017-10-18 18:01:47 C 18 56 07.34 +17 47 31.5 q 160
2017-10-18 18:03:51 C 18 56 07.62 +17 47 29.7 q 160
2017-10-18 18:15:59 C 18 56 09.29 +17 47 18.6 S A16
2017-10-18 19:07:20 C 18 56 16.10 +17 46 33.5 S A16
2017-10-18 19:20:11 C 18 56 17.81 +17 46 21.5 S A16
2017-10-19 04:39:25 C 18 57 33.86 +17 38 16.0 T08
2017-10-19 04:40:05 C 18 57 33.97 +17 38 16.2 T08
2017-10-19 05:03:14 C 18 57 37.02 +17 37 55.3 T08
2017-10-19 05:13:21 C 18 57 38.37 +17 37 46.5 T08
2017-10-20 18:31:21 C 19 02 47.43 +17 04 23.9 q 160
2017-10-20 18:33:32 C 19 02 47.76 +17 04 21.8 q 160
2017-10-20 18:35:40 C 19 02 48.07 +17 04 19.8 q 160
2017-10-23 15:38:25 C 19 12 41.93 +16 00 45.0 q C97
2017-10-23 15:40:44 C 19 12 42.42 +16 00 42.1 q C97
2017-10-23 15:43:05 C 19 12 42.63 +16 00 40.8 q C97
2017-10-23 15:48:15 C 19 12 43.42 +16 00 34.6 q C97
2017-10-23 18:02:39 C 19 13 03.38 +15 58 24.5 q 160
2017-10-23 18:04:41 C 19 13 03.68 +15 58 22.6 q 160
2017-10-23 18:06:42 C 19 13 03.98 +15 58 20.7 q 160
2017-10-24 00:56:25 C 19 14 04.35 +15 51 55.4 q H45
2017-10-24 00:58:22 C 19 14 04.64 +15 51 54.2 q H45
2017-10-24 00:59:27 C 19 14 04.80 +15 51 52.2 q H45
2017-10-24 01:01:27 C 19 14 05.09 +15 51 50.3 q H45
2017-10-24 01:02:19 C 19 14 05.22 +15 51 49.7 q H45
2017-10-24 01:03:29 C 19 14 05.40 +15 51 48.5 q H45
2017-10-24 17:45:24 C 19 16 34.23 +15 35 54.5 U 160
2017-10-24 17:47:26 C 19 16 34.56 +15 35 52.2 U 160
2017-10-24 17:49:28 C 19 16 34.80 +15 35 49.9 U 160