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【特集】ペルセウス座流星群　2008年8月12〜13日

夏の定番天文現象と言えば、ペルセウス座流星群です。極大は8月12日ごろで、月が沈み放射点が高くのぼる夜半過ぎが観察に適しています。

fileparse(): need a valid pathname at /app/script/../lib/Ads.pm line 286. at /usr/lib/x86_64-linux-gnu/perl-base/Carp.pm line 289 Carp::croak('fileparse(): need a valid pathname') called at /usr/lib/x86_64-linux-gnu/perl-base/File/Basename.pm line 28 File::Basename::fileparse(undef) called at /usr/lib/x86_64-linux-gnu/perl-base/File/Basename.pm line 106 File::Basename::basename(undef) called at /app/script/../lib/Ads.pm line 286 Ads::render('Ads=HASH(0x55d8e24d3258)', 'charset', 'euc-jp') called at /app/script/../lib/Ads.pm line 253 Ads::embed_html('Ads=HASH(0x55d8e24d3258)') called at /app/script/../lib/Ads.pm line 110 Ads::run('Ads=HASH(0x55d8e24d3258)') called at /app/script/../lib/Ads.pm line 90 Ads::run_psgi('Ads', 'HASH(0x55d8e24e1580)') called at /app/script/ads.psgi line 8 Plack::Sandbox::_2fapp_2fscript_2fads_2epsgi::__ANON__('HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Middleware/Lint.pm line 24 Plack::Middleware::Lint::call('Plack::Middleware::Lint=HASH(0x55d8e0540dc8)', 'HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Component.pm line 50 Plack::Middleware::StackTrace::try {...} at /app/local/lib/perl5/Try/Tiny.pm line 100 eval {...} at /app/local/lib/perl5/Try/Tiny.pm line 93 Plack::Middleware::StackTrace::call('Plack::Middleware::StackTrace=HASH(0x55d8e0496138)', 'HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Component.pm line 50 Plack::Component::__ANON__('HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Middleware/AccessLog.pm line 27 Plack::Middleware::AccessLog::call('Plack::Middleware::AccessLog=HASH(0x55d8e10fb800)', 'HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Component.pm line 50 Plack::Component::__ANON__('HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Plack/Util.pm line 145 eval {...} at /app/local/lib/perl5/Plack/Util.pm line 145 Plack::Util::run_app('CODE(0x55d8e10fb758)', 'HASH(0x55d8e24e1580)') called at /app/local/lib/perl5/Twiggy/Server.pm line 310 Twiggy::Server::_run_app('Twiggy::Server=HASH(0x55d8e1438238)', 'CODE(0x55d8e10fb758)', 'HASH(0x55d8e24e1580)', 'GLOB(0x55d8e24a4e38)') called at /app/local/lib/perl5/Twiggy/Server.pm line 216 Twiggy::Server::try {...} at /app/local/lib/perl5/Try/Tiny.pm line 102 eval {...} at /app/local/lib/perl5/Try/Tiny.pm line 93 Try::Tiny::try('CODE(0x55d8e24f89e8)', 'Try::Tiny::Catch=REF(0x55d8e24d8528)') called at /app/local/lib/perl5/Twiggy/Server.pm line 224 Twiggy::Server::__ANON__ at /app/local/lib/perl5/x86_64-linux-gnu-thread-multi/AnyEvent/Loop.pm line 248 AnyEvent::Loop::one_event at /app/local/lib/perl5/x86_64-linux-gnu-thread-multi/AnyEvent/Impl/Perl.pm line 46 AnyEvent::CondVar::Base::_wait('AnyEvent::CondVar=HASH(0x55d8e17148b8)') called at /app/local/lib/perl5/x86_64-linux-gnu-thread-multi/AnyEvent.pm line 2031 AnyEvent::CondVar::Base::recv('AnyEvent::CondVar=HASH(0x55d8e17148b8)') called at /app/local/lib/perl5/Twiggy/Server.pm line 599 Twiggy::Server::run('Twiggy::Server=HASH(0x55d8e1438238)', 'CODE(0x55d8e10fb758)') called at /app/local/lib/perl5/Plack/Handler/Twiggy.pm line 17 Plack::Handler::Twiggy::run('Plack::Handler::Twiggy=HASH(0x55d8e13e4a60)', 'CODE(0x55d8e10fb758)') called at /app/local/lib/perl5/Plack/Loader.pm line 84 Plack::Loader::run('Plack::Loader=HASH(0x55d8e02245d0)', 'Plack::Handler::Twiggy=HASH(0x55d8e13e4a60)') called at /app/local/lib/perl5/Plack/Runner.pm line 279 Plack::Runner::run('Plack::Runner=HASH(0x55d8dffb1860)') called at /app/local/bin/plackup line 7