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2012 KT₄₂
Designations
Minor planet category	Apollo NEO
Orbital characteristics^[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 5
Aphelion	2.4839 AU (371.59 Gm)
Perihelion	0.71144 AU (106.430 Gm)
Periastron	94.628°
Semi-major axis	1.5977 AU (239.01 Gm)
Eccentricity	0.55470
Orbital period (sidereal)	2.02 yr (737.60 d)
Mean anomaly	261.31°
Mean motion	0° 29^m 17.052^s / day
Inclination	2.1932°
Longitude of ascending node	69.515°
Argument of perihelion	259.13°
Earth MOID	0.000968708 AU (144,916.7 km)
Physical characteristics
Dimensions	~4–10 metres^[2]
Synodic rotation period	0.06057 h (3.634 min)
Absolute magnitude (H)	29^[3] 29.0^[1]

2012 KT₄₂ is an Apollo near-Earth asteroid first observed by astronomer Alex R. Gibbs of the Mount Lemmon Survey with a 1.5-meter reflecting telescope on 28 May 2012.

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^ Cite error: The named reference MPC-H was invoked but never defined (see the help page).
^ Cite error: The named reference mpc was invoked but never defined (see the help page).