Near-Earth object 2022 EB5: From atmospheric entry to physical properties and orbit

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Table 3

Velocity and location at peak brightness and the estimated impact energy of 20222 EB5.

Parameter	Value	Unit
UTC time	2022-03-11 21:22:46
ϕ	70.0	°
θ	−9.1	°
h	33.3	km
V	17.24	km s⁻¹
V_x	−11.5	km s⁻¹
V_y	−5.3	km s⁻¹
V_z	−11.7	km s⁻¹
Total radiation	1.851e10	J
Total energy	4	Kt TNT

Notes. The symbols V_x, V_y, and V_z respectively manifest the component in the direction of x, y, and z of the velocity vector in the ECEF system. Also, V represents the norm of the velocity vector. The latitude, longitude, and altitude are denoted, respectively, as ϕ, θ, and h.

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