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
2004-09-15 03:29:01 C 16 54 41.69 +11 26 32.4 19.1 c 704
2004-09-15 03:45:33 C 16 54 42.85 +11 26 25.4 19.0 c 704
2004-09-22 02:46:36 C 17 07 21.33 +10 26 39.8 19.1 c 704
2004-09-22 03:03:47 C 17 07 22.71 +10 26 33.2 18.9 c 704
2004-09-22 03:20:54 C 17 07 24.03 +10 26 25.9 19.0 c 704
2004-09-22 03:37:59 C 17 07 25.37 +10 26 20.1 19.0 c 704
2004-09-24 02:28:17 C 17 11 14.52 +10 09 25.5 18.6 c 704
2004-09-24 02:46:32 C 17 11 15.99 +10 09 19.2 19.4 c 704
2004-09-24 03:04:08 C 17 11 17.46 +10 09 13.5 19.9 c 704
2004-09-24 03:21:41 C 17 11 18.85 +10 09 05.5 19.4 c 704
2004-09-24 03:39:09 C 17 11 20.31 +10 08 59.4 19.4 c 704
2004-10-04 04:24:52 C 17 32 48.83 +08 41 33.2 c G90
2004-10-04 04:29:23 C 17 32 49.24 +08 41 31.6 c G90
2004-10-04 04:33:55 C 17 32 49.68 +08 41 29.9 c G90
2004-10-05 03:19:50 C 17 35 01.26 +08 33 12.5 c G90
2004-10-05 03:24:21 C 17 35 01.66 +08 33 11.1 c G90
2004-10-05 03:28:54 C 17 35 02.15 +08 33 09.6 c G90
2004-12-15 17:38:22 C 21 40 25.54 -00 39 47.4 19.8 i 071
2004-12-15 17:45:44 C 21 40 26.95 -00 39 49.4 19.9 i 071
2004-12-20 01:57:36 C 21 59 24.78 -01 01 48.2 d 703
2004-12-20 02:05:14 C 21 59 26.16 -01 01 49.7 d 703
2004-12-20 02:12:49 C 21 59 27.54 -01 01 52.4 d 703
2004-12-20 02:20:29 C 21 59 28.90 -01 01 53.7 d 703
2006-05-04 08:48:40 C 15 51 19.85 -14 45 14.8 c 691
2006-05-04 09:38:39 C 15 51 17.02 -14 44 34.4 c 691
2006-05-18 08:45:52 C 15 31 31.42 -09 59 50.2 o 644
2006-05-18 09:21:10 C 15 31 29.19 -09 59 19.9 o 644
2006-05-18 10:12:31 C 15 31 25.98 -09 58 35.6 o 644
2006-05-19 07:44:30 C 15 30 07.34 -09 40 08.8 o 699
2006-05-19 08:05:30 C 15 30 06.01 -09 39 50.1 o 699
2006-05-19 08:47:32 C 15 30 03.41 -09 39 14.1 o 699
2006-05-20 06:47:32 C 15 28 43.11 -09 20 25.8 o 644
2006-05-20 07:14:38 C 15 28 41.34 -09 20 02.1 r 703
2006-05-20 07:19:43 C 15 28 41.08 -09 19 58.3 o 644
2006-05-20 07:25:18 C 15 28 40.69 -09 19 53.5 r 703
2006-05-20 07:36:02 C 15 28 40.04 -09 19 43.7 r 703
2006-05-20 07:46:42 C 15 28 39.36 -09 19 35.7 r 703
2006-05-20 07:55:31 C 15 28 38.83 -09 19 27.7 o 644
2006-05-23 08:23:21 C 15 24 15.84 -08 18 11.9 d 291
2006-05-23 08:29:11 C 15 24 15.48 -08 18 07.1 d 291
2006-05-23 08:34:29 C 15 24 15.15 -08 18 02.6 d 291
2006-05-23 08:58:09 C 15 24 13.68 -08 17 42.3 d 291
2006-05-23 09:04:29 C 15 24 13.33 -08 17 37.4 d 291
2006-05-23 09:09:51 C 15 24 12.93 -08 17 32.7 d 291
2006-05-24 06:09:14 C 15 22 58.10 -08 00 03.8 o 699
2006-05-24 06:46:08 C 15 22 55.81 -07 59 33.4 o 699
2006-05-24 07:59:50 C 15 22 51.28 -07 58 32.3 o 699
2006-05-24 08:46:47 C 15 22 48.39 -07 57 52.6 r G96
2006-05-24 08:55:00 C 15 22 47.89 -07 57 45.8 r G96
2006-05-24 09:11:19 C 15 22 46.92 -07 57 32.3 r G96