2019 TA7

2019 TA₇
Discovery
Discovered by	MLS
Discovery site	Mount Lemon Obs.
Discovery date	9 October 2019; (first observed only)
Designations
MPC designation	2019 TA7
Minor planet category	NEO · Aten
Orbital characteristics
	Epoch 27 April 2019 (JD 2458600.5)
	Uncertainty parameter 7 · 8
Observation arc	4 days
Aphelion	1.0991 AU
Perihelion	0.4140 AU
Semi-major axis	0.7566 AU
Eccentricity	0.4528
Orbital period (sidereal)	240 days
Mean anomaly	347.90°
Mean motion	1° 29m 52.08s / day
Inclination	4.1480°
Longitude of ascending node	13.589°
Argument of perihelion	158.80°
Earth MOID	0.0093 AU (3.6 LD)
Physical characteristics
Mean diameter	34 m (111 ft)
Apparent magnitude	19.1 (brightest)
Absolute magnitude (H)	26.29; 26.3

2019 TA₇ is an Aten (NEO) asteroid, estimated to be about 34 meters (111 feet) in diameter, that was first observed on 9 October 2019, and flew pass the Earth at 38,100 km/h (23,700 mph), about 0.01 AU (1,500,000 km; 930,000 mi) away, its closest encounter in 115 years, on 14 October 2019 at 6:53 pm ET.^[1]^[2]^[3]^[4]

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[MPC-object-1] ^ ^a ^b ^c ^d ^e ^f Cite error: The named reference MPC-object was invoked but never defined (see the help page).

[jpldata-2] Cite error: The named reference jpldata was invoked but never defined (see the help page).

[IBT-20191013-3] Cite error: The named reference IBT-20191013 was invoked but never defined (see the help page).

[NW-20191015-4] Cite error: The named reference NW-20191015 was invoked but never defined (see the help page).

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