2012 KM45

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5931476856 ± 1.80e-08
Semi-major axis (a)2.2653146982 AU ± 2.89e-08
Inclination (i)28.35056418° ± 7.26e-06
Long. of Asc. Node (Ω)94.98717758° ± 6.89e-06
Arg. of Perihelion (ω)158.94837044° ± 1.24e-05
Mean Anomaly (M)333.99765231° ± 2.81e-05
Mean Motion (n)0.2890809424°/day ± 5.53e-09
Perihelion dist (q)0.92164853 AU ± 4.25e-08
Aphelion dist (Q)3.60898087 AU ± 6.15e-08
Orbital Period3.40951664 yr ± 6.52e-08
Physical Parameters
H (abs. magnitude)18.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.252″
Uncertainty0
Orbit TypeApollo
MOID0.069869 AU
Observations Used109
Radar Obs Used1
Oppositions1
Arc Total2012-2019
First Observation Used2012-05-29
Last Observation Used2019-01-19
Observations (113)
Date Type RA Dec Mag Band Observatory
2012-09-10 15:40:32 C 23 55 53.03 -72 25 56.3 r E12
2012-09-16 00:46:47 C 23 42 48.44 -70 11 04.3 u 807
2012-09-16 00:53:27 C 23 42 47.88 -70 10 57.5 u 807
2012-09-16 00:59:55 C 23 42 47.29 -70 10 50.8 u 807
2012-09-16 01:05:48 C 23 42 46.74 -70 10 44.7 u 807
2012-09-16 01:11:41 C 23 42 46.23 -70 10 38.6 u 807
2014-12-26 01:03:19 C 07 24 29.26 +28 47 23.5 t 950
2014-12-26 01:08:53 C 07 24 28.96 +28 47 25.6 t 950
2014-12-26 01:14:26 C 07 24 28.68 +28 47 27.8 t 950
2019-01-19 12:16:47 C 14 48 34.75 +21 10 35.9 V I52
2019-01-19 12:21:35 C 14 48 35.50 +21 10 35.4 V I52
2019-01-19 12:26:21 C 14 48 36.27 +21 10 34.0 V I52
2019-01-19 12:31:09 C 14 48 37.00 +21 10 34.5 V I52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-06-25 21:01:00 240980.202 1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)