rasoberry-noaa/schedule_sat.sh

#!/bin/bash
PREDICTION_START=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | head -1)
PREDICTION_END=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | tail -1)

var2=$(echo "$PREDICTION_END" | cut -d " " -f 1)

MAXELEV=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')

while [ "$(date --date="@${var2}" +%D)" == "$(date +%D)" ]; do
	START_TIME=$(echo "$PREDICTION_START" | cut -d " " -f 3-4)
	var1=$(echo "$PREDICTION_START" | cut -d " " -f 1)
	var3=$(echo "$START_TIME" | cut -d " " -f 2 | cut -d ":" -f 3)
	TIMER=$("${var2}" - "${var1}" + "${var3}")
	OUTDATE=$(date --date="TZ=\"UTC\" '${START_TIME}'" +%Y%m%d-%H%M%S)
	if [ "${MAXELEV}" -gt 19 ]
	then
		echo "${1//" "}""${OUTDATE}" "$MAXELEV"
		echo "/home/pi/receive.sh \"${1}\" $2 '${1//" "}'${OUTDATE} /home/pi/predict/weather.tle ${var1} '${TIMER}'" | at "$(date --date="TZ=\"UTC\" '${START_TIME}'" +"%H:%M %D")"
	fi
	nextpredict=$("${var2}" + 60)
	PREDICTION_START=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" "${nextpredict}" | head -1)
	PREDICTION_END=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}"  "${nextpredict}" | tail -1)
	MAXELEV=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" "${nextpredict}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')
	var2=$(echo "${PREDICTION_END}" | cut -d " " -f 1)
done