Nonsingular PNG-Based Impact Time Control Guidance with Lower Dependence on Time-to-Go Estimate

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/ijae/volume-2019/5031245/figures/5031245.fig.003a.svgz" name="5031245.fig.003a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Look angle vs. time</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/ijae/volume-2019/5031245/figures/5031245.fig.003b.svgz" name="5031245.fig.003b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Acceleration command vs. time</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/ijae/volume-2019/5031245/figures/5031245.fig.003c.svgz" name="5031245.fig.003c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Variation of trajectory</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/ijae/volume-2019/5031245/figures/5031245.fig.003d.svgz" name="5031245.fig.003d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Impact time error vs. time</td></tr></table>

<div>Results of ITCG law of [<a href="/journals/ijae/2019/5031245/#B6">6</a>] using different time-to-go estimation formulas.</div>

International Journal of Aerospace Engineering

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Figure 3

Figure 3: Nonsingular PNG-Based Impact Time Control Guidance with Lower Dependence on Time-to-Go Estimate 