')}.amp-carousel-button-prev{background-image:url('data:image/svg+xml;charset=utf-8,Previous ')}.ampstart-dropdown{min-width:200px}.ampstart-dropdown.absolute{z-index:100}.ampstart-dropdown.absolute>section,.ampstart-dropdown.absolute>section>header{height:100%}.ampstart-dropdown>section>header{background-color:#000;border:0;color:#fff}.ampstart-dropdown>section>header:after{display:inline-block;content:"+";padding:0 0 0 1.5rem;color:#003f93}.ampstart-dropdown>[expanded]>header:after{content:"�"}.absolute .ampstart-dropdown-items{z-index:200}.ampstart-dropdown-item{background-color:#000;color:#003f93;opacity:.9}.ampstart-dropdown-item:active,.ampstart-dropdown-item:hover{opacity:1}.ampstart-footer .ampstart-icon{fill:#000}.ampstart-footer .ampstart-social-follow li:last-child{margin-right:0}.ampstart-image-fullpage-hero{color:#fff}.ampstart-fullpage-hero-heading-text,.ampstart-image-fullpage-hero .ampstart-image-credit{-webkit-box-decoration-break:clone;box-decoration-break:clone;background:#000;padding:0 1rem .2rem}.ampstart-image-fullpage-hero>amp-img{max-height:calc(100vh - 3.5rem)}.ampstart-image-fullpage-hero>amp-img img{-o-object-fit:cover;object-fit:cover}.ampstart-fullpage-hero-heading{line-height:3.5rem}.ampstart-fullpage-hero-cta{background:transparent}.ampstart-readmore{background:-webkit-linear-gradient(bottom,rgba(0,0,0,.65),transparent);background:linear-gradient(0deg,rgba(0,0,0,.65),transparent);color:#fff;margin-top:5rem;padding-bottom:3.5rem}.ampstart-readmore:after{display:block;content:"?";font-size:2rem}.ampstart-readmore-text{background:#000}@media (min-width:52.06rem){.ampstart-image-fullpage-hero>amp-img{height:60vh}}.ampstart-image-heading{color:#fff;background:-webkit-linear-gradient(bottom,rgba(0,0,0,.65),transparent);background:linear-gradient(0deg,rgba(0,0,0,.65),transparent)}.ampstart-image-heading>*{margin:0}amp-carousel .ampstart-image-with-heading{margin-bottom:0}.ampstart-image-with-caption figcaption{color:#4f4f4f;line-height:1.125rem}amp-carousel .ampstart-image-with-caption{margin-bottom:0}.ampstart-input{max-width:100%;width:300px;min-width:100px;font-size:1rem;line-height:1.5rem}.ampstart-input [disabled],.ampstart-input [disabled]+label{opacity:.5}.ampstart-input [disabled]:focus{outline:0}.ampstart-input>input,.ampstart-input>select,.ampstart-input>textarea{width:100%;margin-top:1rem;line-height:1.5rem;border:0;border-radius:0;border-bottom:1px solid #4a4a4a;background:none;color:#4a4a4a;outline:0}.ampstart-input>label{color:#003f93;pointer-events:none;text-align:left;font-size:.875rem;line-height:1rem;opacity:0;-webkit-animation:.2s;animation:.2s;-webkit-animation-timing-function:cubic-bezier(.4,0,.2,1);animation-timing-function:cubic-bezier(.4,0,.2,1);-webkit-animation-fill-mode:forwards;animation-fill-mode:forwards}.ampstart-input>input:focus,.ampstart-input>select:focus,.ampstart-input>textarea:focus{outline:0}.ampstart-input>input:focus::-webkit-input-placeholder,.ampstart-input>select:focus::-webkit-input-placeholder,.ampstart-input>textarea:focus::-webkit-input-placeholder{color:transparent}.ampstart-input>input:focus::-moz-placeholder,.ampstart-input>select:focus::-moz-placeholder,.ampstart-input>textarea:focus::-moz-placeholder{color:transparent}.ampstart-input>input:focus:-ms-input-placeholder,.ampstart-input>select:focus:-ms-input-placeholder,.ampstart-input>textarea:focus:-ms-input-placeholder{color:transparent}.ampstart-input>input:focus::placeholder,.ampstart-input>select:focus::placeholder,.ampstart-input>textarea:focus::placeholder{color:transparent}.ampstart-input>input:not(:placeholder-shown):not([disabled])+label,.ampstart-input>select:not(:placeholder-shown):not([disabled])+label,.ampstart-input>textarea:not(:placeholder-shown):not([disabled])+label{opacity:1}.ampstart-input>input:focus+label,.ampstart-input>select:focus+label,.ampstart-input>textarea:focus+label{-webkit-animation-name:a;animation-name:a}@-webkit-keyframes a{to{opacity:1}}.ampstart-input>label:after{content:"";height:2px;position:absolute;bottom:0;left:45%;background:#003f93;-webkit-transition:.2s;transition:.2s;-webkit-transition-timing-function:cubic-bezier(.4,0,.2,1);transition-timing-function:cubic-bezier(.4,0,.2,1);visibility:hidden;width:10px}.ampstart-input>input:focus+label:after,.ampstart-input>select:focus+label:after,.ampstart-input>textarea:focus+label:after{left:0;width:100%;visibility:visible}.ampstart-input>input[type=search]{-webkit-appearance:none;-moz-appearance:none;appearance:none}.ampstart-input>input[type=range]{border-bottom:0}.ampstart-input>input[type=range]+label:after{display:none}.ampstart-input>select{-webkit-appearance:none;-moz-appearance:none;appearance:none}.ampstart-input>select+label:before{content:"?";line-height:1.5rem;position:absolute;right:5px;zoom:2;top:0;bottom:0;color:#003f93}.ampstart-input-chk,.ampstart-input-radio{width:auto;color:#4a4a4a}.ampstart-input input[type=checkbox],.ampstart-input input[type=radio]{margin-top:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;border:1px solid #003f93;vertical-align:middle;margin-right:.5rem;text-align:center}.ampstart-input input[type=radio]{border-radius:20px}.ampstart-input input[type=checkbox]:not([disabled])+label,.ampstart-input input[type=radio]:not([disabled])+label{pointer-events:auto;-webkit-animation:none;animation:none;vertical-align:middle;opacity:1;cursor:pointer}.ampstart-input input[type=checkbox]+label:after,.ampstart-input input[type=radio]+label:after{display:none}.ampstart-input input[type=checkbox]:after,.ampstart-input input[type=radio]:after{position:absolute;top:0;left:0;bottom:0;right:0;content:" ";line-height:1.4rem;vertical-align:middle;text-align:center;background-color:#fff}.ampstart-input input[type=checkbox]:checked:after{background-color:#003f93;color:#fff;content:"?"}.ampstart-input input[type=radio]:checked{background-color:#fff}.ampstart-input input[type=radio]:after{top:3px;bottom:3px;left:3px;right:3px;border-radius:12px}.ampstart-input input[type=radio]:checked:after{content:"";font-size:3rem;background-color:#003f93}.ampstart-input>label,_:-ms-lang(x){opacity:1}.ampstart-input>input:-ms-input-placeholder,_:-ms-lang(x){color:transparent}.ampstart-input>input::placeholder,_:-ms-lang(x){color:transparent}.ampstart-input>input::-ms-input-placeholder,_:-ms-lang(x){color:transparent}.ampstart-input>select::-ms-expand{display:none}.ampstart-headerbar{background-color:#fff;color:#000;z-index:999;box-shadow:0 0 5px 2px rgba(0,0,0,.1)}.ampstart-headerbar+:not(amp-sidebar),.ampstart-headerbar+amp-sidebar+*{margin-top:3.5rem}.ampstart-headerbar-nav .ampstart-nav-item{padding:0 1rem;background:transparent;opacity:.8}.ampstart-headerbar-nav{line-height:3.5rem}.ampstart-nav-item:active,.ampstart-nav-item:focus,.ampstart-nav-item:hover{opacity:1}.ampstart-navbar-trigger:focus{outline:none}.ampstart-nav a,.ampstart-navbar-trigger,.ampstart-sidebar-faq a{cursor:pointer;text-decoration:none}.ampstart-nav .ampstart-label{color:inherit}.ampstart-navbar-trigger{line-height:3.5rem;font-size:2rem}.ampstart-headerbar-nav{-webkit-box-flex:1;-ms-flex:1;flex:1}.ampstart-nav-search{-webkit-box-flex:0.5;-ms-flex-positive:0.5;flex-grow:0.5}.ampstart-headerbar .ampstart-nav-search:active,.ampstart-headerbar .ampstart-nav-search:focus,.ampstart-headerbar .ampstart-nav-search:hover{box-shadow:none}.ampstart-nav-search>input{border:none;border-radius:3px;line-height:normal}.ampstart-nav-dropdown{min-width:200px}.ampstart-nav-dropdown amp-accordion header{background-color:#fff;border:none}.ampstart-nav-dropdown amp-accordion ul{background-color:#fff}.ampstart-nav-dropdown .ampstart-dropdown-item,.ampstart-nav-dropdown .ampstart-dropdown>section>header{background-color:#fff;color:#000}.ampstart-nav-dropdown .ampstart-dropdown-item{color:#003f93}.ampstart-sidebar{background-color:#fff;color:#000;min-width:300px;width:300px}.ampstart-sidebar .ampstart-icon{fill:#003f93}.ampstart-sidebar-header{line-height:3.5rem;min-height:3.5rem}.ampstart-sidebar .ampstart-dropdown header,.ampstart-sidebar .ampstart-dropdown-item,.ampstart-sidebar .ampstart-faq-item,.ampstart-sidebar .ampstart-nav-item,.ampstart-sidebar .ampstart-social-follow{margin:0 0 1.5rem}.ampstart-sidebar .ampstart-nav-dropdown{margin:0}.ampstart-sidebar .ampstart-navbar-trigger{line-height:inherit}.ampstart-navbar-trigger svg{pointer-events:none}.ampstart-related-article-section{border-color:#4a4a4a}.ampstart-related-article-section .ampstart-heading{color:#4a4a4a;font-weight:400}.ampstart-related-article-readmore{color:#000;letter-spacing:0}.ampstart-related-section-items>li{border-bottom:1px solid #4a4a4a}.ampstart-related-section-items>li:last-child{border:none}.ampstart-related-section-items .ampstart-image-with-caption{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap;-webkit-box-align:center;-ms-flex-align:center;align-items:center;margin-bottom:0}.ampstart-related-section-items .ampstart-image-with-caption>amp-img,.ampstart-related-section-items .ampstart-image-with-caption>figcaption{-webkit-box-flex:1;-ms-flex:1;flex:1}.ampstart-related-section-items .ampstart-image-with-caption>figcaption{padding-left:1rem}@media (min-width:40.06rem){.ampstart-related-section-items>li{border:none}.ampstart-related-section-items .ampstart-image-with-caption>figcaption{padding:1rem 0}.ampstart-related-section-items .ampstart-image-with-caption>amp-img,.ampstart-related-section-items .ampstart-image-with-caption>figcaption{-ms-flex-preferred-size:100%;flex-basis:100%}}.ampstart-social-box{display:-webkit-box;display:-ms-flexbox;display:flex}.ampstart-social-box>amp-social-share{background-color:#000}.ampstart-icon{fill:#003f93}.ampstart-input{width:100%}main .ampstart-social-follow{margin-left:auto;margin-right:auto;width:315px}main .ampstart-social-follow li{-webkit-transform:scale(1.8);transform:scale(1.8)}h1+.ampstart-byline time{font-size:18px;font-weight:400}.ampstart-subtitle{text-transform:uppercase}.content-body iframe{max-width:100%}.margin-top-15{margin-top:15px}.margin-top-10{margin-top:10px}.text-red{color:red}.amp-social-share{font-size:14px;padding:5px;width:32%}amp-social-share{background-size:20px}.amp-social-list{position:absolute;bottom:30px}.followus{margin-top:-10px;font-weight:700}.box-artikel-terkait-images amp-img{width:80px;height:80px}.box-artikel-terkait{border-bottom:1px solid #ccc;padding-bottom:2px;padding-top:10px}.box-artikel-terkait-images{float:left}.box-artikel-terkait-images amp-img img{object-fit:cover}.box-artikel-terkait-description small{font-size:11px}.box-artikel-terkait-description p{font-weight:700;font-size:14px}.box-artikel-terkait a{text-decoration:none}.feature-images amp-img img{object-fit:cover}.ads{width:320px;height:auto;text-align:center;margin:70px auto auto}.ads-300{height:250px}.ads-300,.ads-600{width:300px;text-align:center;margin:10px auto auto}.ads-600{height:600px}footer{background-color:#fff}footer ul{margin:0;padding:0}footer a{color:#fff;font-size:12px;font-weight:400;text-transform:none}footer li{list-style:none}.footer-copyright{color:#fff;font-size:14px;text-align:center;padding:10px;background-color:#1d1d1b}.feature-images-video{background-color:#000;padding:20px 0}.content-body p{margin:10px 0}.align-center-button{display:flex;align-items:center;justify-content:center;flex-direction:row;width:100%}amp-web-push-widget .subscribe{display:flex;flex-direction:row;align-items:center;border-radius:2px;border:1px solid #007ae2;padding:6px 20px;font-size:12px;margin:15px 0 0;background:#0e82e5;color:#fff}amp-web-push-widget .subscribe,amp-web-push-widget .unsubscribe{cursor:pointer;outline:0;font-weight:400;-webkit-tap-highlight-color:transparent}amp-web-push-widget .unsubscribe{border-radius:2px;border:1px solid #b3b3b3;margin:0;padding:8px 15px;font-size:15px;background:#bdbdbd;color:#555}amp-web-push-widget .subscribe .subscribe-icon{margin-right:10px}amp-web-push-widget .subscribe:active{transform:scale(.99)}
Hujan Meteor Quadrantid Sambut Tahun Baru 2019 Pergantian tahun 2019 akan diwarnai dengan hujan meteor Quadrantid yang akan memuncak pada 4 Januari mendatang. Dilansir dari time and date, sebanyak lebih dari 120 meteor per jam dapat diamati di seluruh langit Indonesia.
Menurut pengamat meteor Robert Lunsford dari American Meteor Society, sebenarnya meteor Quadrantid terjadi pada rentang tanggal 22 Desember 2018 hingga 17 Januari 2019, namun puncaknya akan terjadi pada 4 Januari 2019 pada tengah malam hingga sekitar pukul 6 pagi waktu setempat.
Hujan meteor Quadrantid dianggap berasal dari asteroid 2003 EH1, yang dahulunya diperkirakan sebuah komet yang mati, di mana seluruh unsur es dan volatil yang menyusunnya telah menguap dan menyisakan bongkahan batu antariksa. Asteroid tersebut memiliki perihelion atau jarak terdekat ke Matahari tepat di dalam orbit Bumi.
Ketika mendekati Matahari, permukaan asteroid tersebut akan mengelupas sehingga debrisnya akan masuk ke dalam atmosfer Bumi ketika Bumi melintasi bekas jalur asteroid tersebut.
Hujan meteor Quadrantid memiliki titik radian yang berasal dari rasi bintang Bootes dan meteor ini dapat diamati dengan mata telanjang dengan syarat kondisi langit cerah dan bebas dari polusi cahaya.