GoogleSatTrack - satellite tracker on google maps

Google Maps APIを利用して、ページが読み込まれた瞬間のディスカバリーと国際宇宙ステーションの現在位置を表示します。
「googlesat.php?zoom=12&marker=off」の書式で、拡大率とマーカーのON/OFFを変更できます。

New version available !!
GoogleSatTrack 2


Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 173

Warning: mktime(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 173

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 99

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 99

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 214

Warning: mktime(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 214

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 134

Warning: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone. in /home/lts/www/isana/lab/googlesat/googlesat_sts.php on line 134


Intarnational Space Station ( data souce : local )

衛星番号 : 25544U 98067A
元期 : 366.25184122 (2014.1.1 06:02:39 UTC)
軌道傾斜角 : 51.6465
昇交点赤経 : 222.5833
離心率 : 0.0016502
近地点引数 : 106.8597
元期平均近点離角 : 3.3426
平均運動 : 15.51823924

元期からの経過時間(日) : -226.90787131259
軌道長半径(km) : 6789.53816369
離心率 : 0.0016502
平均近点離角 : -1267632.4850885
離心近点角 :-1267632.5752992
動径 :6786.1830731221
軌道面XY座標 X:2021.9376856478 Y:-6477.9664013706
地心赤道座標 X:-2531.5638024211 Y:-5540.6328511003 Z:2990.7947147053
グリニッジ平均恒星時 :135.57611028402
G系地心直交座標 X:-2070.2334304622 Y:5729.0104922069 Z:2990.7947147053
経度:109.8678 緯度:26.2925 高度:412.942

STS-114 ( data souce : local )

衛星番号 : 38853U 98067CP
元期 : 365.07067086 (2013.12.31 01:41:45 UTC)
軌道傾斜角 : 51.6477
昇交点赤経 : 226.1756
離心率 : 0.0015217
近地点引数 : 114.2420
元期平均近点離角 : 246.0166
平均運動 : 15.58556705

元期からの経過時間(日) : -225.72670095259
軌道長半径(km) : 6789.53816369
離心率 : 0.0015217
平均近点離角 : -1267632.4850885
離心近点角 :-1267632.5752992
動径 :6786.1830731221
軌道面XY座標 X:2021.9376856478 Y:-6477.9664013706
地心赤道座標 X:-2531.5638024211 Y:-5540.6328511003 Z:2990.7947147053
グリニッジ平均恒星時 :135.57611028402
G系地心直交座標 X:-2070.2334304622 Y:5729.0104922069 Z:2990.7947147053
経度:109.8678 緯度:26.2925 高度:412.942


Reference

NASA - Science@NASA Shuttle Tracking
NASA - Science@NASA International Space Station Track
Heavens Above : ISS - Orbit
Heavens Above : STS - Orbit
CelesTrak WWW : ISS Data

Bibliography

長沢工『天体の位置計算 増補版』地人書館 (amazon)

Source Code

http://www.lizard-tail.com/isana/lab/googlesat/googlesat.txt