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 (2018.1.1 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) : -17.770625942222
軌道長半径(km) : 6789.53816369
離心率 : 0.0016502
平均近点離角 : -99273.434333745
離心近点角 :-99273.339944848
動径 :6788.885412773
軌道面XY座標 X:384.35457401166 Y:6777.9965114478
地心赤道座標 X:4187.2165662884 Y:5194.7896294881 Z:-1253.13338481
グリニッジ平均恒星時 :30.857201321103
G系地心直交座標 X:6258.9172160926 Y:2311.8341527316 Z:-1253.13338481
経度:20.2725 緯度:-10.7026 高度:412.2179

STS-114 ( data souce : local )

衛星番号 : 41313U 98067HP
元期 : 365.78641024 (2017.12.31 18:52:25 UTC)
軌道傾斜角 : 51.6378
昇交点赤経 : 142.3588
離心率 : 0.0003898
近地点引数 : 221.0253
元期平均近点離角 : 139.0450
平均運動 : 15.66458821

元期からの経過時間(日) : -17.305194962223
軌道長半径(km) : 6789.53816369
離心率 : 0.0003898
平均近点離角 : -99273.434333745
離心近点角 :-99273.339944848
動径 :6788.885412773
軌道面XY座標 X:384.35457401166 Y:6777.9965114478
地心赤道座標 X:4187.2165662884 Y:5194.7896294881 Z:-1253.13338481
グリニッジ平均恒星時 :30.857201321103
G系地心直交座標 X:6258.9172160926 Y:2311.8341527316 Z:-1253.13338481
経度:20.2725 緯度:-10.7026 高度:412.2179


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