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
2020-01-04 02:00:53 C 22 00 30.15 +00 00 13.3 U I41
2020-01-04 02:08:04 C 22 00 31.38 +00 00 14.0 U I41
2020-01-04 02:15:14 C 22 00 32.60 +00 00 14.8 U I41
2020-01-06 01:58:03 C 22 08 44.09 +00 05 29.2 U I41
2020-01-06 02:05:04 C 22 08 45.29 +00 05 30.1 U I41
2020-01-06 02:12:03 C 22 08 46.50 +00 05 30.7 U I41
2020-01-06 02:19:03 C 22 08 47.69 +00 05 31.6 U I41
2020-01-12 17:36:43 C 22 36 18.51 +00 25 04.8 V 160
2020-01-12 17:41:26 C 22 36 19.37 +00 25 06.2 V 160
2021-04-09 10:43:18 C 15 32 43.98 -24 15 51.8 V G96
2021-04-09 10:50:57 C 15 32 43.71 -24 15 47.7 V G96
2021-04-09 10:58:36 C 15 32 43.45 -24 15 43.8 V G96
2021-04-09 11:06:16 C 15 32 43.18 -24 15 39.6 V G96
2021-04-10 12:50:37 C 15 31 50.573 -24 02 03.03 U F51
2021-04-10 13:07:10 C 15 31 49.962 -24 01 54.13 U F51
2021-04-10 13:23:42 C 15 31 49.351 -24 01 45.22 U F51
2021-04-10 13:40:14 C 15 31 48.740 -24 01 36.32 U F51
2021-04-11 11:44:54 C 15 31 01.59 -23 49 37.3 V T08
2021-04-11 11:48:52 C 15 31 01.49 -23 49 35.3 V T08
2021-04-11 11:52:51 C 15 31 01.31 -23 49 33.1 V T08
2021-04-11 12:02:48 C 15 31 00.89 -23 49 27.4 V T08
2021-04-11 12:05:27 C 15 31 00.93 -23 49 25.8 V T08
2021-04-11 12:09:26 C 15 31 00.60 -23 49 23.7 V T08
2021-04-11 12:16:44 C 15 31 00.32 -23 49 19.6 V T08
2021-04-17 11:35:27 C 15 25 08.928 -22 24 23.43 U F51
2021-04-17 11:51:17 C 15 25 08.183 -22 24 13.43 U F51
2021-04-17 12:07:07 C 15 25 07.438 -22 24 03.36 U F51
2021-04-20 09:24:28 C 15 21 52.43 -21 38 41.0 V G96
2021-04-20 09:31:20 C 15 21 52.07 -21 38 36.4 V G96
2021-04-20 09:38:11 C 15 21 51.72 -21 38 31.7 V G96
2021-04-20 09:45:03 C 15 21 51.39 -21 38 27.2 V G96
2021-04-22 09:18:17 C 15 19 29.33 -21 05 44.3 V 703
2021-04-22 09:26:04 C 15 19 28.92 -21 05 40.0 V 703
2021-04-22 09:33:52 C 15 19 28.59 -21 05 33.9 V 703
2021-04-22 09:41:41 C 15 19 28.11 -21 05 29.4 V 703
2021-04-23 10:11:47 C 15 18 12.793 -20 48 07.20 U F52
2021-04-23 10:28:32 C 15 18 11.900 -20 47 55.34 U F52
2021-04-23 10:45:16 C 15 18 10.992 -20 47 43.42 U F52
2021-04-23 11:04:59 C 15 18 09.92 -20 47 29.2 V T08
2021-04-23 11:12:20 C 15 18 09.53 -20 47 24.5 V T08
2021-04-23 11:15:00 C 15 18 09.38 -20 47 21.8 V T08
2021-04-23 11:27:57 C 15 18 08.66 -20 47 13.1 V T08
2021-05-01 11:52:12 C 15 07 29.62 -18 21 06.0 V T08
2021-05-01 11:56:51 C 15 07 29.31 -18 21 02.3 V T08
2021-05-01 12:11:27 C 15 07 28.46 -18 20 51.5 V T08
2021-05-01 12:19:25 C 15 07 27.96 -18 20 44.8 V T08
2021-05-03 11:35:30 C 15 04 42.34 -17 42 34.9 V T05
2021-05-03 11:49:21 C 15 04 41.49 -17 42 23.7 V T05
2021-05-03 12:02:32 C 15 04 40.68 -17 42 12.6 V T05
2021-05-03 12:06:30 C 15 04 40.47 -17 42 10.2 V T05