2009 KW2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2538167259 ± 4.36e+00
Semi-major axis (a)1.3620477729 AU ± 7.77e+00
Inclination (i)5.19157140° ± 7.61e+01
Long. of Asc. Node (Ω)243.43662758° ± 1.29e+01
Arg. of Perihelion (ω)3.08066094° ± 9.46e+01
Mean Anomaly (M)133.88222657° ± 3.46e+04
Mean Motion (n)0.6204324600°/day ± 5.31e+00
Perihelion dist (q)1.01583550 AU ± 8.30e+00
Aphelion dist (Q)1.70709390 AU ± 1.14e+01
Orbital Period1.58858180 yr ± 1.36e+01
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual1.036″
Uncertainty3
Orbit TypeAmor
MOID0.002949 AU
Observations Used61
Oppositions1
Arc Total2009-2009
First Observation Used
Last Observation Used2009-05-29
Observations (62)
Date Type RA Dec Mag Band Observatory
2009-05-25 17:52:07 C 18 27 06.05 -01 08 26.4 c D21
2009-05-25 21:59:17 C 18 42 16.22 +02 04 33.5 c D21
2009-05-25 22:00:13 C 18 42 19.60 +02 05 14.4 c D21
2009-05-25 22:01:09 C 18 42 22.94 +02 05 55.0 c D21
2009-05-26 20:13:45 C 19 45 34.12 +13 22 17.9 c D21
2009-05-26 20:57:27 C 19 46 44.87 +13 36 34.9 c D21
2009-05-26 23:22:43 C 19 52 33.60 +13 50 49.6 r J95
2009-05-26 23:24:39 C 19 52 36.86 +13 51 26.7 r J95
2009-05-26 23:26:01 C 19 52 39.20 +13 51 53.1 r J95
2009-05-29 01:01:37 C 20 45 01.89 +22 05 23.5 r J95
2009-05-29 01:10:13 C 20 45 06.31 +22 06 12.0 r J95
2009-05-29 01:19:56 C 20 45 11.29 +22 07 07.6 r J95