latitude: 39.9181 deg
longitude: 116.3905 deg
altitude: 39.9686 m
zenith: 81.9400 deg
azimuth: 54.6536 deg
roll: -0.4637 deg
focalLength: 663.59 px

latitude: 39.9179 deg
longitude: 116.3907 deg
altitude: 39.1902 m
zenith: 93.2076 deg
azimuth: 40.1525 deg
roll: 1.4697 deg
focalLength: 1684.68 px