public function test()
{
return;
// Converts to J2000.0
echo "\n" . AstroDate::parse('2000-Jan-1 12:00:00 TT')->toEpoch();
// Isn't J2000.0 so represented as date
echo "\n" . ($e = AstroDate::parse('2000-Jan-1 14:00:00 TT')->toEpoch());
echo "\n\n" . AstroDate::now()->toEpoch();
$d = AstroDate::now()->setTimezone('est');
echo "\n\n" . $d->sinceMidnight();
echo "\n\n";
return;
echo "\n" . ($d = AstroDate::now()->setTimezone(TimeZone::UT(-7)));
echo "\n" . TimeScale::TT()->abr;
echo "\n" . TimeScale::TT()->name;
echo "\n" . Epoch::J2000();
echo "\n" . Epoch::J1900();
echo "\n" . Epoch::B1950();
echo "\n" . Epoch::B1900();
echo "\n" . Epoch::B(1954.4423);
echo "\n" . Epoch::jd(2455200.5);
echo "\n\n" . Epoch::J2000()->toDate();
echo "\n" . Epoch::J1900()->toDate();
echo "\n" . Epoch::B1950()->toDate();
echo "\n" . Epoch::B1900()->toDate();
echo "\n" . Epoch::B(1954.4423)->toDate();
echo "\n\n" . AstroDate::now();
echo "\n" . ($d = AstroDate::now()->setTimezone(TimeZone::parse('EST')));
echo "\n" . $d->toTDB();
echo "\n" . $d->toUTC();
echo "\n" . ($d = AstroDate::now()->setTimezone('MST'));
echo "\n" . ($d = AstroDate::now()->setTimezone('PST'));
return;
echo "\n" . AstroDate::parse('2015-Dec-10 6:00');
echo "\n" . AstroDate::parse('2015-Dec-10 6:00')->setTimezone(TimeZone::parse('EST'));
echo "\n" . AstroDate::now();
echo "\n" . AstroDate::now()->setTimezone(TimeZone::parse('EST'));
echo "\n" . AstroDate::now()->setTimezone(TimeZone::parse('PST'));
echo "\n" . AstroDate::now()->setTimezone(TimeZone::UT(6));
echo "\n" . TimeZone::parse('est')->offset;
echo "\n" . TimeZone::parse('est')->offset(2451545.5);
echo "\n" . TimeZone::parse('est')->offset(2451589.5);
return;
echo "\n" . TimeZone::UT(-2);
echo "\n" . TimeZone::parse('EST');
echo "\n" . AstroDate::now()->setTimezone(TimeZone::EST())->format(AstroDate::FORMAT_GOOGLE);
echo "\n" . AstroDate::now()->setTimezone(TimeZone::UT(-10.5))->format(AstroDate::FORMAT_GOOGLE);
echo "\n" . AstroDate::now()->setTimezone(TimeZone::UT(-10))->format(AstroDate::FORMAT_GOOGLE);
return;
$t = timezone_abbreviations_list();
$s = timezone_identifiers_list();
$e = timezone_name_from_abbr('est');
var_dump($t);
return;
$d = AstroDate::now()->setTimezone(TimeZone::EST());
echo "\n" . $d->format('r Y-M-c h:i:s.u A T');
echo "\n" . $d->sub(Time::days(15))->format(AstroDate::FORMAT_GENERIC);
echo "\n" . $d->sidereal('a');
echo "\n" . $d->sidereal('m');
echo "\n" . $d->format(AstroDate::FORMAT_JPL_FRAC);
echo "\n" . $d->sidereal('a', Angle::deg(-82.47));
echo "\n" . $d->sidereal('m', Angle::deg(-82.47));
echo "\n" . $d->sinceMidnight();
echo "\n" . $d->untilMidnight();
/**
* TODO:
*
* - Figure out formula for DST start and end
* - Figure out formula for Week # of year
*
*
*/
return;
echo "\n" . $d->format(DateTime::RSS);
echo "\n" . $d;
echo "\n" . $d->format(AstroDate::FORMAT_GENERIC);
echo "\n" . $d->format(DateTime::ISO8601);
return;
$str = '2016-Nov-14 17:07:07.120';
echo "\n" . ($d = AstroDate::parse($str));
echo "\n" . ($d = AstroDate::parse($str)->setTimezone(TimeZone::EST()));
echo "\n" . $d->format('Z T P O e u s i h H G g a A y Y n M m F W z D Y-m-d j');
$str = '2016-Nov-14 17:07:07.120 TAI';
echo "\n" . ($d = AstroDate::parse($str));
echo "\n" . $d->format('O e u s i h H G g a A y Y n M m F W z D Y-m-d j');
$str = '2015-Nov-1 17:07:07.120 UTC';
$d = AstroDate::parse($str);
echo "\n" . $d->format('z w S N l L D Y-m-d j');
return;
echo "\n\n" . ($str = '2015-Nov-16 17:07:07.120 TT');
echo "\n" . AstroDate::parse($str);
echo "\n\n" . ($str = '-1950-1-16 17:07:07 UTC');
echo "\n" . ($d = AstroDate::parse($str));
echo "\n" . $d->format('Y-m-d');
return;
echo "\n" . ($d = AstroDate::now());
echo "\n" . $d->toUT1();
echo "\n" . $d->toTAI();
echo "\n\n" . ($d = AstroDate::now(TimeZone::EST()));
echo "\n" . $d->toUT1();
echo "\n" . $d->toTAI();
return;
$d = new AstroDate(2017, 11, 15, 7, 0, 0);
echo "\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::EST());
//var_dump($d);
$d = new AstroDate(2017, 6, 15, 7, 0, 0);
echo "\n\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::EST());
//var_dump($d);
$d = new AstroDate(2017, 11, 15, 7, 0, 0);
echo "\n\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::EST());
//var_dump($d);
$d = new AstroDate(2017, 6, 15, 6, 0, 0);
echo "\n\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::EST());
//var_dump($d);
return;
$d = new AstroDate(2017, 11, 15, 0, 0, 0);
echo "\n" . $d;
echo "\n" . $d->jd();
echo "\n" . $d->jd(12);
echo "\n" . $d->toTT();
echo "\n" . $d->toJD();
echo "\n" . $d->jd(12);
echo "\n";
$d = new AstroDate(2015, 11, 15, 20, 23, 18, TimeZone::EST(), TimeScale::TT());
echo "\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::UTC());
echo "\n" . $d->toUT1();
echo "\n" . $d->setTimezone(TimeZone::EST());
echo "\n" . $d->jd();
echo "\n" . $d->jd(12);
echo "\n" . $d->mjd();
echo "\n" . $d->mjd(12);
echo "\n" . $d->monthName();
echo "\n" . $d->mjd();
echo "\n\n" . $d->toTAI();
echo "\n" . $d->year;
echo "\n" . $d->month;
echo "\n" . $d->day;
echo "\n" . $d->hour;
echo "\n" . $d->min;
echo "\n" . $d->sec;
echo "\n" . $d->micro;
echo "\n" . $d->timezone;
echo "\n" . $d->timescale;
$d->year = 2020;
echo "\n" . $d;
$d->month = 12.13432;
echo "\n" . $d;
$d->sec = 12;
echo "\n" . $d;
echo "\n" . $d->add(Time::sec(0.5));
echo "\n" . $d->setDateTime(2017, 9, 4, 18, 34, 34.234);
var_dump($d->isLeapYear());
echo "\n" . $d->setDateTime(2016, 9, 4, 18, 34, 34.234);
var_dump($d->isLeapYear());
echo "\n" . $d->dayName();
$a = new AstroDate(2016, 12, 25, 19, 10, 2);
$b = new AstroDate(2015, 12, 25, 19, 10, 2);
echo "\n" . $a->diff($b);
echo "\n" . ($a = new AstroDate(2016, 12, 31, 19, 10, 2));
echo "\n" . ($b = new AstroDate(2015, 12, 31, 19, 10, 2));
echo "\n" . $a->dayOfYear();
echo "\n" . $b->dayOfYear();
echo "\n\n" . $b;
echo "\n" . $b->toTDB();
echo "\n" . $b->setTimezone(TimeZone::UTC());
echo "\n" . $b->toTDB();
echo "\n" . $b->setTimezone(TimeZone::EST());
echo "\n" . $b->toTDB();
echo "\n\n\n";
$d = new AstroDate(2015, 11, 15, 20, 23, 18.454334);
echo "\n" . $d;
echo "\n" . $d->setTimezone(TimeZone::EST());
echo "\n" . $d->toUTC();
echo "\n" . $d->toTAI();
echo "\n" . $d->setTimezone(TimeZone::EST());
echo "\n" . $d->toTT();
return;
$d = new AstroDate(2015, 11, 15, 20, 23, 18.454334);
echo "\n" . $d;
$d = new AstroDate(2015, 11, 15, 20, 23, 18.454334, TimeZone::EST());
echo "\n" . $d;
echo "\n" . $d->setDate(2020, 10, 2);
echo "\n" . $d->setTime(23, 59, 1);
echo "\n" . $d->setTimezone(TimeZone::UTC());
echo "\n" . $d->setTimezone(TimeZone::EST());
}