Break Out on Close, calculated loss risk

TF H4.
check previous candle close value.
check previous candle high value.
check previous candle low value.

buy at 10pip above previous h4 close, stop loss previous h4 low + 10pip
lots = ? how much margin to risk for the stop loss
if capital $1000, risk 1% of capital, $10, lots=$10/stop loss

or

sell at 10pip bellow previous h4 close, stop loss previous h4 high + 10pip
lots = ? how much margin to risk for the stop loss
if capital $1000, risk 1% of capital, $10, lots=$10/stop loss