2001 QN142

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6788621846 ± 7.41e-08
Semi-major axis (a)3.1455872373 AU ± 3.46e-08
Inclination (i)10.27461709° ± 9.87e-06
Long. of Asc. Node (Ω)159.51119596° ± 5.82e-05
Arg. of Perihelion (ω)115.54838520° ± 1.04e-04
Mean Anomaly (M)158.39596973° ± 8.41e-06
Mean Motion (n)0.1766687251°/day ± 2.91e-09
Perihelion dist (q)1.01016701 AU ± 2.33e-07
Aphelion dist (Q)5.28100746 AU ± 2.40e-07
Orbital Period5.57895169 yr ± 9.20e-08
Physical Parameters
H (abs. magnitude)21.75
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.372″
Uncertainty0
Orbit TypeApollo
MOID0.116518 AU
Observations Used50
Oppositions18
Arc Total2001-2023
First Observation Used2001-08-25
Last Observation Used2023-04-27
Observations (62)
Date Type RA Dec Mag Band Observatory
2023-04-16 11:11:37 C 16 16 26.976 +11 14 02.26 V G96
2023-04-17 10:54:10 C 16 21 10.84 +12 02 22.6 V 691
2023-04-17 11:00:42 C 16 21 12.13 +12 02 35.8 V 691
2023-04-17 11:07:02 C 16 21 13.40 +12 02 49.4 V 691
2023-04-18 09:59:57 C 16 25 57.92 +12 50 47.2 V 691
2023-04-18 10:11:02 C 16 26 00.13 +12 51 11.7 V 691
2023-04-20 10:09:16 C 16 36 30.25 +14 35 44.4 V 691
2023-04-20 10:19:04 C 16 36 32.46 +14 36 06.7 V 691
2023-04-27 10:35:05 C 17 20 29.134 +21 16 05.38 V G96
2023-04-27 10:42:25 C 17 20 31.254 +21 16 23.92 V G96
2023-04-27 10:49:45 C 17 20 33.414 +21 16 41.56 V G96
2023-04-27 10:57:06 C 17 20 35.509 +21 16 59.99 V G96