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12月10日，國家航天局發布(bu)了(le)高(gao)(gao)分(fen)七(qi)號首批22幅亞米級(ji)立(li)(li)體(ti)(ti)(ti)影(ying)(ying)(ying)像(xiang)產品，包括北(bei)京首都機(ji)(ji)場、大(da)興機(ji)(ji)場、雁棲湖，安徽(hui)涇(jing)縣，廣東陽(yang)春(chun)市，山東菏(he)澤等(deng)多(duo)個地區的正射(she)影(ying)(ying)(ying)像(xiang)圖、立(li)(li)體(ti)(ti)(ti)核線影(ying)(ying)(ying)像(xiang)、數字表面模型(xing)產品等(deng)。首批影(ying)(ying)(ying)像(xiang)成果圖綜合考(kao)慮地域分(fen)布(bu)、地物類型(xing)、目標關(guan)注度(du)和主(zhu)要用戶部門(men)測(ce)試需求等(deng)因素，紋理清(qing)晰、層次分(fen)明、信(xin)息豐富、立(li)(li)體(ti)(ti)(ti)感強，體(ti)(ti)(ti)現了(le)高(gao)(gao)分(fen)七(qi)號衛(wei)星特有(you)的立(li)(li)體(ti)(ti)(ti)測(ce)繪性能。

供圖：國家航天局對地觀測與數據中心

首批影像(xiang)產品在國家(jia)航天局對地觀(guan)測與數據中(zhong)心(xin)的組(zu)織(zhi)領導下，由自然(ran)資源(yuan)部國土(tu)衛(wei)星(xing)遙(yao)感應(ying)用中(zhong)心(xin)聯(lian)合中(zhong)國資源(yuan)衛(wei)星(xing)應(ying)用中(zhong)心(xin)、住房和城鄉建設部遙(yao)感中(zhong)心(xin)、國家(jia)統計局、交通(tong)部等單(dan)位(wei)聯(lian)合制作。

高(gao)(gao)分七號衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)是我(wo)國(guo)首顆民(min)用亞米級光學傳(chuan)(chuan)輸(shu)型立體(ti)(ti)測繪衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)，也是民(min)用測圖精度(du)最(zui)高(gao)(gao)的衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)，衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)不僅能(neng)(neng)(neng)獲取平面(mian)(mian)影像(xiang)，還可形成立體(ti)(ti)像(xiang)，在(zai)激光測高(gao)(gao)數(shu)據的支持下，實現我(wo)國(guo)民(min)用1:10000比例(li)尺高(gao)(gao)精度(du)衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)立體(ti)(ti)測圖，滿(man)足測繪、住建、統(tong)計、交通等用戶在(zai)基(ji)礎(chu)測繪、全球(qiu)地理信息保(bao)障、城鄉建設(she)(she)監測評(ping)價、農業調(diao)查統(tong)計等方(fang)面(mian)(mian)對高(gao)(gao)精度(du)立體(ti)(ti)測繪數(shu)據的迫切需求。11月3日成功發射后，高(gao)(gao)分七號衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)主要(yao)載荷(he)于(yu)11月5日在(zai)軌開(kai)機工作下傳(chuan)(chuan)數(shu)據，已獲取14000余景衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)影像(xiang)數(shu)據。目前，衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)處于(yu)在(zai)軌測試(shi)階段，從初步測試(shi)結(jie)果來看，衛(wei)(wei)星(xing)(xing)(xing)(xing)(xing)(xing)(xing)能(neng)(neng)(neng)夠達(da)到設(she)(she)計指標，平面(mian)(mian)精度(du)可優(you)于(yu)5米，高(gao)(gao)程精度(du)有望達(da)到1.5米，能(neng)(neng)(neng)夠高(gao)(gao)效繪制地面(mian)(mian)1:10000地形模(mo)型。

經(jing)過(guo)9年(nian)研(yan)制建(jian)(jian)(jian)設(she)，高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)工程初步構建(jian)(jian)(jian)起了(le)我國(guo)(guo)(guo)(guo)(guo)穩(wen)定(ding)(ding)(ding)運行的(de)高(gao)(gao)分(fen)衛(wei)星(xing)(xing)(xing)遙(yao)(yao)感(gan)系(xi)統(tong)，形成(cheng)(cheng)(cheng)了(le)全天(tian)候、全天(tian)時(shi)、時(shi)空(kong)協調的(de)對地觀測(ce)能力(li)。我國(guo)(guo)(guo)(guo)(guo)低軌(gui)遙(yao)(yao)感(gan)衛(wei)星(xing)(xing)(xing)分(fen)辨率(lv)由(you)(you)高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)實(shi)施前(qian)最高(gao)(gao)2.1米提高(gao)(gao)到(dao)(dao)0.65米，靜(jing)止軌(gui)道遙(yao)(yao)感(gan)衛(wei)星(xing)(xing)(xing)分(fen)辨率(lv)由(you)(you)千(qian)米級提高(gao)(gao)到(dao)(dao)50米，低軌(gui)遙(yao)(yao)感(gan)衛(wei)星(xing)(xing)(xing)設(she)計(ji)壽(shou)命由(you)(you)3年(nian)大幅提高(gao)(gao)到(dao)(dao)8年(nian)，已基(ji)(ji)本(ben)形成(cheng)(cheng)(cheng)涵蓋不(bu)同(tong)(tong)(tong)空(kong)間分(fen)辨率(lv)、不(bu)同(tong)(tong)(tong)覆蓋寬度、不(bu)同(tong)(tong)(tong)譜段、不(bu)同(tong)(tong)(tong)重(zhong)(zhong)訪周(zhou)期的(de)高(gao)(gao)分(fen)數(shu)(shu)據(ju)(ju)體(ti)系(xi)，與其他衛(wei)星(xing)(xing)(xing)遙(yao)(yao)感(gan)數(shu)(shu)據(ju)(ju)相(xiang)配合(he)，為(wei)高(gao)(gao)分(fen)遙(yao)(yao)感(gan)應(ying)(ying)(ying)用(yong)(yong)奠定(ding)(ding)(ding)了(le)堅(jian)實(shi)基(ji)(ji)礎，極大提高(gao)(gao)了(le)我國(guo)(guo)(guo)(guo)(guo)天(tian)基(ji)(ji)對地觀測(ce)水平。隨著(zhu)高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)天(tian)基(ji)(ji)系(xi)統(tong)的(de)建(jian)(jian)(jian)設(she)，國(guo)(guo)(guo)(guo)(guo)內進(jin)口衛(wei)星(xing)(xing)(xing)遙(yao)(yao)感(gan)數(shu)(shu)據(ju)(ju)已有(you)(you)近80%被(bei)高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)數(shu)(shu)據(ju)(ju)替(ti)代，超過(guo)高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)實(shi)施方案中替(ti)代率(lv)達(da)60%的(de)目(mu)標(biao)(biao)。高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)實(shi)施前(qian)，僅有(you)(you)國(guo)(guo)(guo)(guo)(guo)土(tu)、林業(ye)(ye)、測(ce)繪等(deng)8個行業(ye)(ye)、北(bei)京等(deng)少(shao)數(shu)(shu)幾個區(qu)域(yu)開展遙(yao)(yao)感(gan)衛(wei)星(xing)(xing)(xing)應(ying)(ying)(ying)用(yong)(yong)，現在高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)數(shu)(shu)據(ju)(ju)已在20個行業(ye)(ye)、31個區(qu)域(yu)得(de)到(dao)(dao)廣泛應(ying)(ying)(ying)用(yong)(yong)，成(cheng)(cheng)(cheng)為(wei)相(xiang)關部門主(zhu)體(ti)業(ye)(ye)務重(zhong)(zhong)要(yao)(yao)(yao)的(de)手段，成(cheng)(cheng)(cheng)為(wei)國(guo)(guo)(guo)(guo)(guo)家(jia)治理(li)體(ti)系(xi)和治理(li)能力(li)現代化(hua)的(de)重(zhong)(zhong)要(yao)(yao)(yao)信息技術支撐。同(tong)(tong)(tong)時(shi)，“高(gao)(gao)分(fen)應(ying)(ying)(ying)用(yong)(yong)綜合(he)信息服(fu)務共享平臺”發(fa)布了(le)103項(xiang)數(shu)(shu)據(ju)(ju)應(ying)(ying)(ying)用(yong)(yong)標(biao)(biao)準(zhun)，頒布了(le)數(shu)(shu)據(ju)(ju)應(ying)(ying)(ying)用(yong)(yong)管理(li)辦法，制定(ding)(ding)(ding)了(le)應(ying)(ying)(ying)急觀測(ce)機制，編制了(le)2017、2018、2019中國(guo)(guo)(guo)(guo)(guo)高(gao)(gao)分(fen)國(guo)(guo)(guo)(guo)(guo)家(jia)報(bao)告(gao)，本(ben)次發(fa)布會又發(fa)布了(le)《高(gao)(gao)分(fen)數(shu)(shu)據(ju)(ju)應(ying)(ying)(ying)用(yong)(yong)共性產(chan)品3級（光學(xue)幾何）分(fen)級標(biao)(biao)準(zhun)》。通(tong)過(guo)搭平臺、定(ding)(ding)(ding)標(biao)(biao)準(zhun)、建(jian)(jian)(jian)體(ti)系(xi)、促(cu)聯(lian)盟等(deng)“十(shi)要(yao)(yao)(yao)素”建(jian)(jian)(jian)設(she)，進(jin)行空(kong)間信息全產(chan)業(ye)(ye)鏈布局(ju)，不(bu)斷滿足我國(guo)(guo)(guo)(guo)(guo)經(jing)濟社會發(fa)展、國(guo)(guo)(guo)(guo)(guo)家(jia)安全、國(guo)(guo)(guo)(guo)(guo)際交流合(he)作、國(guo)(guo)(guo)(guo)(guo)家(jia)重(zhong)(zhong)大戰略(lve)等(deng)新常態需要(yao)(yao)(yao)。通(tong)過(guo)設(she)立以高(gao)(gao)分(fen)專(zhuan)(zhuan)項(xiang)成(cheng)(cheng)(cheng)果(guo)為(wei)基(ji)(ji)礎的(de)衛(wei)星(xing)(xing)(xing)產(chan)業(ye)(ye)基(ji)(ji)金，有(you)(you)力(li)促(cu)進(jin)了(le)衛(wei)星(xing)(xing)(xing)遙(yao)(yao)感(gan)的(de)產(chan)業(ye)(ye)化(hua)發(fa)展。

國(guo)(guo)(guo)際合(he)作(zuo)(zuo)方(fang)面，高(gao)分(fen)專項已成為(wei)中(zhong)(zhong)國(guo)(guo)(guo)國(guo)(guo)(guo)家航(hang)天(tian)局在(zai)衛(wei)(wei)星遙感領域(yu)進行雙邊、多邊合(he)作(zuo)(zuo)的重(zhong)要(yao)抓(zhua)手(shou)，促進了中(zhong)(zhong)俄、中(zhong)(zhong)巴(ba)（西）、中(zhong)(zhong)埃（及）、中(zhong)(zhong)印（度(du)）等(deng)合(he)作(zuo)(zuo)協議、大(da)綱(gang)、諒(liang)解備忘(wang)錄的簽訂和實施，為(wei)開展“一(yi)(yi)帶一(yi)(yi)路”空間信息走廊、金磚五國(guo)(guo)(guo)星座(zuo)計劃、亞太空間合(he)作(zuo)(zuo)組織多任(ren)務小(xiao)衛(wei)(wei)星星座(zuo)等(deng)論(lun)證工作(zuo)(zuo)奠定堅實基礎。2018年(nian)(nian)“中(zhong)(zhong)國(guo)(guo)(guo)航(hang)天(tian)日”期間，《高(gao)分(fen)五號衛(wei)(wei)星數據應用(yong)的國(guo)(guo)(guo)際合(he)作(zuo)(zuo)計劃》發(fa)(fa)布。今年(nian)(nian)11月(yue)6日，中(zhong)(zhong)國(guo)(guo)(guo)國(guo)(guo)(guo)家航(hang)天(tian)局首(shou)次面向(xiang)國(guo)(guo)(guo)際社(she)會免費(fei)開放高(gao)分(fen)一(yi)(yi)號、高(gao)分(fen)六(liu)號兩顆衛(wei)(wei)星的16米全球數據并發(fa)(fa)布數據政(zheng)策，為(wei)構建人類命運共同體，落(luo)實《聯合(he)國(guo)(guo)(guo)2030年(nian)(nian)可持續發(fa)(fa)展議程》，提供了中(zhong)(zhong)國(guo)(guo)(guo)智慧和中(zhong)(zhong)國(guo)(guo)(guo)方(fang)案(an)。

后續，高分專(zhuan)項將牢牢把握 “天眼(yan)工(gong)(gong)程(cheng)(cheng)”“創新工(gong)(gong)程(cheng)(cheng)”“應(ying)用(yong)(yong)工(gong)(gong)程(cheng)(cheng)”“民生(sheng)工(gong)(gong)程(cheng)(cheng)”的戰略(lve)定位，把工(gong)(gong)作重心進(jin)一步(bu)聚焦到應(ying)用(yong)(yong)上，深挖專(zhuan)項潛力，大(da)力推廣成(cheng)果(guo)應(ying)用(yong)(yong)，不斷拓展(zhan)國(guo)(guo)際合作與交(jiao)流，充(chong)分發揮(hui)專(zhuan)項應(ying)用(yong)(yong)效能和(he)創新引領作用(yong)(yong)，為保障“一帶一路”“數字中國(guo)(guo)”、國(guo)(guo)家治(zhi)理(li)(li)體系和(he)治(zhi)理(li)(li)能力現代化建設(she)，建設(she)航(hang)天強國(guo)(guo)作出新的更(geng)大(da)貢獻。

【責任編輯：趙藝涵】