831340 (2009 QK2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6245908422 ± 5.47e-08
Semi-major axis (a)3.0435319322 AU ± 9.91e-09
Inclination (i)16.60392321° ± 1.27e-05
Long. of Asc. Node (Ω)205.00796335° ± 2.59e-05
Arg. of Perihelion (ω)69.55691592° ± 2.88e-05
Mean Anomaly (M)37.26501836° ± 1.06e-05
Mean Motion (n)0.1856288534°/day ± 9.07e-10
Perihelion dist (q)1.14256976 AU ± 1.67e-07
Aphelion dist (Q)4.94449411 AU ± 1.67e-07
Orbital Period5.30966100 yr ± 2.59e-08
Physical Parameters
H (abs. magnitude)17.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.305″
Uncertainty0
Orbit TypeAmor
MOID0.277863 AU
Observations Used207
Oppositions13
Arc Total2009-2025
First Observation Used2009-08-18
Last Observation Used2025-11-23
Observations (211)
Date Type RA Dec Mag Band Observatory
2025-10-19 06:10:04 C 00 42 03.046 +08 13 00.30 V G96
2025-10-19 06:18:07 C 00 42 02.790 +08 12 54.72 V G96
2025-10-31 01:38:47 C 00 35 01.298 +05 32 28.82 V G96
2025-10-31 01:46:57 C 00 35 01.072 +05 32 26.56 V G96
2025-10-31 01:55:07 C 00 35 00.960 +05 32 22.63 V G96
2025-10-31 02:03:16 C 00 35 00.856 +05 32 19.32 V G96
2025-11-10 07:16:24 C 00 32 10.949 +03 51 37.40 X F51
2025-11-10 07:34:09 C 00 32 10.836 +03 51 31.36 X F51
2025-11-10 07:52:10 C 00 32 10.701 +03 51 25.41 X F51
2025-11-23 01:22:04 C 00 32 37.73 +02 32 51.9 V H21
2025-11-23 01:41:02 C 00 32 37.84 +02 32 48.7 V H21