第52卷第1期测绘学报Vol.52,No.12023年1月ActaGeodaeticaetCartographicaSinicaJanuary,2023引文格式:卢学良,王建荣,杨秀策,等.高分十四号卫星双线阵相机高精度在轨几何标定[J].测绘学报,2023,52(1):15-21.DOI:10.11947/j.AGCS.2023.20220347.LUXueliang,WANGJianrong,YANGXiuce,etal.High-precisionon-orbitgeometriccalibrationoftheGF-14satellitedual-line-arraycameras[J].ActaGeodaeticaetCartographicaSinica,2023,52(1):15-21.DOI:10.11947/j.AGCS.2023.20220347.高分十四号卫星双线阵相机高精度在轨几何标定卢学良1,2,王建荣1,2,杨秀策1,2,吕源1,2,胡燕1,2,魏永强1,2,曹彬才1,21.地理信息工程国家重点实验室,陕西西安710054;2.西安测绘研究所,陕西西安710054High-precisionon-orbitgeometriccalibrationoftheGF-14satellitedual-line-arraycamerasLUXueliang1,2,WANGJianrong1,2,YANGXiuce1,2,LÜYuan1,2,HUYan1,2,WEIYongqiang1,2,CAOBincai1,21.StateKeyLaboratoryofGeo-informationEngineering,Xi̓an710054,China;2.Xi̓anResearchInstituteofSurveyandMapping,Xi̓an710054,ChinaAbstract:On-orbitgeometriccalibrationisakeylinkforsatellitestoachievehigh-precisionpositioning.Inthispaper,basedonthe1∶2000digitalcalibrationtestfieldinNingxia,thecalibrationparametersofthedual-line-arraycamerasarecalculatedasawholebythealternateiterationofforwardintersectionandbackwardintersection,andthehigh-precisionon-orbitgeometriccalibrationofthedual-line-arraycamerasoftheGF-14satelliteisachieved.Thecalibrationresultsweretestedbyusingmanytestingfieldsaroundtheworld.Thetestresultsshowthatafterhigh-precisiongeometriccalibration,theaccuracyofthedirectforwardintersectionoftheGF-14satelliteimagecanreach2.34minplaneand1.97minelevationwithoutgroundcontrol.Keywords:on-orbitgeometriccalibration;calibrationtestfield;locationaccuracywithoutgroundcontrolpoints;GF-14satellite摘要:在轨几何标定是卫星实现高精度定位的关键环节。本文基于宁夏1∶2000数字化定标场采用前方交会与后方交会交替迭代的方式对双线阵相机标定参数进行整体解算,实现了高分十四号卫星双线阵相机高精度在轨几何标定,并利用全球多处检测场对标定结果进行了检测试验。试验结果表明,通过高精度在轨几何标定后,高分十四号卫...
