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
2017-09-17 06:08:10 C 17 40 31.03 +26 44 09.5 L T08
2017-09-20 19:34:55 C 17 46 30.40 +25 53 32.6 q 160
2017-09-20 19:37:56 C 17 46 30.63 +25 53 30.7 q 160
2017-09-20 19:40:58 C 17 46 30.83 +25 53 28.9 q 160
2017-09-21 19:51:05 C 17 48 19.42 +25 38 47.1 q 160
2017-09-21 19:53:59 C 17 48 19.64 +25 38 45.4 q 160
2017-09-21 19:56:53 C 17 48 19.87 +25 38 43.7 q 160
2017-09-23 06:30:23 C 17 51 00.52 +25 17 29.5 L T05
2017-09-23 06:42:22 C 17 51 01.43 +25 17 21.8 L T05
2017-09-23 06:54:57 C 17 51 02.39 +25 17 13.8 L T05
2017-09-23 07:07:33 C 17 51 03.34 +25 17 05.8 L T05
2017-09-25 05:31:53 C 17 54 49.44 +24 47 55.2 L T08
2017-09-25 05:44:00 C 17 54 50.40 +24 47 47.1 L T08
2017-09-25 05:58:03 C 17 54 51.52 +24 47 38.1 L T08
2017-09-25 06:01:25 C 17 54 51.80 +24 47 36.3 L T08
2017-09-27 18:21:24 C 18 00 02.77 +24 08 31.8 q 160
2017-09-27 18:24:37 C 18 00 03.01 +24 08 29.6 q 160
2017-09-27 18:27:31 C 18 00 03.25 +24 08 28.0 q 160
2017-09-29 05:20:17 C 18 03 11.67 +23 45 27.6 L T08
2017-09-29 05:20:57 C 18 03 11.75 +23 45 27.2 L T08
2017-09-29 05:33:40 C 18 03 12.87 +23 45 18.4 L T08
2017-09-29 05:37:39 C 18 03 13.21 +23 45 15.9 L T08
2017-10-02 18:22:14 C 18 11 18.27 +22 47 19.7 q 160
2017-10-02 18:25:19 C 18 11 18.57 +22 47 17.5 q 160
2017-10-02 18:28:09 C 18 11 18.85 +22 47 15.6 q 160
2017-10-03 00:36:10 C 18 11 55.43 +22 43 00.0 U W34
2017-10-03 01:00:09 C 18 11 57.73 +22 42 42.9 U W34
2017-10-03 01:18:26 C 18 11 59.51 +22 42 30.0 U W34
2017-10-04 18:46:54 C 18 16 12.55 +22 13 05.6 q 160
2017-10-04 18:49:47 C 18 16 12.79 +22 13 03.3 q 160
2017-10-04 18:52:40 C 18 16 13.08 +22 13 00.9 q 160
2017-10-06 20:26:41 C 18 21 27.49 +21 36 57.3 U Z80
2017-10-06 20:30:10 C 18 21 27.78 +21 36 55.4 U Z80
2017-10-06 20:34:59 C 18 21 28.38 +21 36 51.3 U Z80
2017-10-06 20:39:06 C 18 21 28.81 +21 36 48.6 U Z80
2017-10-06 20:42:35 C 18 21 29.15 +21 36 46.4 U Z80
2017-10-06 20:46:04 C 18 21 29.50 +21 36 43.8 U Z80
2017-10-07 15:41:00 C 18 23 33.14 +21 22 48.2 q C97
2017-10-07 15:43:14 C 18 23 33.32 +21 22 47.5 q C97
2017-10-07 15:47:00 C 18 23 33.78 +21 22 43.6 q C97
2017-10-07 15:50:36 C 18 23 34.21 +21 22 40.6 q C97
2017-10-08 19:49:44 C 18 26 40.60 +21 01 35.1 q 160
2017-10-08 19:53:19 C 18 26 40.99 +21 01 32.4 q 160
2017-10-08 19:56:52 C 18 26 41.39 +21 01 29.4 q 160
2017-10-09 19:07:13 C 18 29 19.15 +20 43 49.5 q 160
2017-10-09 19:10:49 C 18 29 19.56 +20 43 46.9 q 160
2017-10-09 19:14:24 C 18 29 19.97 +20 43 44.2 q 160
2017-10-10 17:43:00 C 18 31 56.03 +20 26 21.9 q 160
2017-10-10 17:48:41 C 18 31 56.65 +20 26 17.4 q 160
2017-10-10 17:54:57 C 18 31 57.35 +20 26 12.5 q 160