function eventsData(evtdoc, y) {
var jd0 = 0.0;
var jd1 = 0.0;
jd0 = getJulianDay(y, 1, 1);
jd1 = getJulianDay(y, 12, getLastDayOfMonth(y, 12));
var atype = getAcceptedTypes(getDataTypes());
var k;
var atypeArr = "";
for (k = 0; k < atype.length; k ++) {
var tf = atype[k]?"true":"false";
atypeArr += "\n"+"atype["+k+"] = "+tf+";";
}
var dstInfo = (parseFloat(dst) == 1.0)?" with":" without";
dstInfo += " Daylight Saving Time (DST) on for part of the year";
var tzInfo = document.getElementById("tzchoice" + std_time_offset).text;
var a = new Array();
a[0] = '';
a[2] = '';
a[3] = '';
a[4] = '';
a[5] = '';
a[6] = '';
a[7] = '';
a[8] = '";
a[9] = "NASA - SKYCAL - Sky Events Calendar";
a[10] = '';
a[10] += "\n"+'';
a[10] += "\n"+'';
a[10] += "\n"+'';
var files = getDecadeFiles(jd0, jd1);
var i;
for (i = 0; i < files.length; i ++) {
a[10] += "\n"+'';
a[10] += "\n"+'';
}
a[11] = '';
a[12] = "NASA - SKYCAL - Sky Events Calendar
";
a[13] = '';
a[15] = '';
a[16] = '
';
a[17] = '';
a[17] += "\n"+'
';
a[18] = '
';
a[19] = '
';
/* #center { float:left;width:100%;margin-right:-100%; } */
a[20] = '
';
a[21] = '';
a[21] += "\n"+'
';
a[22] = '
This page may be saved or printed.
";
a[25] += "\nAll SKYCAL astronomical calculations are by Fred Espenak, and he assumes full responsibility for their accuracy. ";
a[25] += "Special thanks to National Space Club summer intern Sumit Dutta ";
a[25] += "for his valuable assistance in developing the Sky Events Calendar (July 2007).
";
a[25] += "\nPermission is freely granted to reproduce this data when accompanied by an acknowledgment:
";
a[25] += "\n\"Sky Events Calendar by Fred Espenak and Sumit Dutta (NASA's GSFC)\"
";
a[26] = "";
var i;
for (i = 0; i < a.length; i ++) {
evtdoc.writeln(a[i]);
}
evtdoc.close();
}
var prevevttabmo = 0;
function appendTableData(daydata) {
// Daylight Saving Time trigger variable set in function calling this function beforehand
var offset = getOffset(std_time_offset, dst, daydata[0]);
var sjd = daydata[0] + (offset / 24.0);
var date = getCalendarDate(sjd, "jgmonth");
var month = getMonthNames("jgmonth", false);
var mday = padDigits(Math.floor(date[2]), 2);
var weekday = ewk[getWeekday(sjd)].substring(0, 2);
var dayfrac = date[2] - mday;
var h = Math.floor(24.0 * dayfrac);
var m = Math.round(((24.0 * dayfrac) - h) * 60.0);
// var second = (minute - Math.floor(minute)) * 60.0;
if (m == 60) {
m = 0;
h ++;
if (h > 24) {
h -= 24;
}
}
hour = padDigits(h, 2);
minute = padDigits(m, 2);
// second = padDigits(Math.floor(second), 2);
// var p1 = date[0] + " " + month[date[1] - 1] + " " + mday;
var p2 = "";
if (daydata[1] < 131) {
p2 = hour + ":" + minute; // + ":" + second;
}
var rowData = "";
if (prevevttabmo != date[1]) {
rowData += "| " + month[date[1] - 1].substring(0, 3) + " | " + mday + " | ";
}
else {
rowData += " | " + mday + " | ";
}
rowData += "" + weekday + " | ";
var dtype = getDataTypes();
var i;
var type = "";
var extra = "";
for (i = 0; dtype[i] != null && i < dtype.length; i ++) {
if (dtype[i][0] == daydata[1]) {
if (dtype[i][2] != "") {
type += dtype[i][2];
}
else {
type += dtype[i][1];
}
}
}
/* Show Specific Event Calculations */
if (daydata[1] >= 5 && daydata[1] <= 6) {
// Earth Aphelion/Perihelion
var no = daydata[2] / 10000.0; // * 0.0001;
extra = ": " + no + " AU";
}
else if (daydata[1] >= 15 && daydata[1] <= 16) {
// Moon Apogee/Perigee
var no = daydata[2] * 100;
extra = ": " + no + " km";
}
else if (daydata[1] >= 19 && daydata[1] <= 20) {
// Moon max./min. declination
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " N";
}
else if (no < 0) {
extra += " S";
}
}
else if (daydata[1] >= 35 && daydata[1] <= 38) {
// Mercury or Venus greatest elongation
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " E";
}
else if (no < 0) {
extra += " W";
}
}
else if (daydata[1] >= 51 && daydata[1] <= 57) {
// Moon-Planet
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " N";
}
else if (no < 0) {
extra += " S";
}
}
else if (daydata[1] >= 61 && daydata[1] <= 67) {
// Moon-Star
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " N";
}
else if (no < 0) {
extra += " S";
}
}
else if (daydata[1] >= 68 && daydata[1] <= 102) {
// Planet-Star
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " N";
}
else if (no < 0) {
extra += " S";
}
}
else if (daydata[1] >= 103 && daydata[1] <= 112) {
// Planet-Planet
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " N";
}
else if (no < 0) {
extra += " S";
}
}
else if (daydata[1] >= 120 && daydata[1] <= 130) {
// Meteor showers
var no = daydata[2];
extra = ": ZHR = " + no;
}
else if (daydata[1] >= 135 && daydata[1] <= 136) {
// Mercury or Venus elongation
var no = daydata[2] / 10.0; // * 10;
extra = ": " + Math.abs(no) + "°";
if (no > 0) {
extra += " E";
}
else if (no < 0) {
extra += " W";
}
}
rowData += "" + p2 + " | " + type + extra + " | ";
rowData += "
";
prevevttabmo = date[1];
return rowData;
}
function getEventsTableContent(data) {
var content = new Array(2); /* in HTML */
content[0] = ""; // offset;
content[1] = ""; // offset;
var i, j, k, rows;
rows = 0;
content[0] += '| Date | Local
Time | Event | ';
content[1] += '| Date | Local
Time | Event | ';
for (k = 0; k < data.length; k ++) {
if (atype[data[k][1]])
rows ++;
}
j = 0;
var midrow = Math.round(rows / 2.0);
for (i = 0; i < midrow; j ++) {
if (data[j][1] == 131 || data[j][1] == 133) {
showWithDstWhenOn = true;
}
else if (data[j][1] == 132 || data[j][1] == 134) {
showWithDstWhenOn = false;
}
if (atype[data[j][1]]) {
content[0] += appendTableData(data[j]);
i ++;
}
}
for (i = midrow; i < rows; j ++) {
if (data[j][1] == 131 || data[j][1] == 133) {
showWithDstWhenOn = true;
}
else if (data[j][1] == 132 || data[j][1] == 134) {
showWithDstWhenOn = false;
}
if (atype[data[j][1]]) {
content[1] += appendTableData(data[j]);
i ++;
}
}
content[0] += '
';
content[1] += '
';
return content;
}