caption: AO is one of the most important national centers for radio astronomy, planetary radar and ionospheric science. (Image courtesy of Arecibo Observatory, a facility of the NSF)
exif: {"Image Make": "Canon", "Image Model": "Canon EOS REBEL T2i", "Image XResolution": "72", "Image YResolution": "72", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "Adobe Photoshop Lightroom 6.8 (Macintosh)", "Image DateTime": "2018:02:22 09:40:30", "Image ExifOffset": "214", "Thumbnail Compression": "JPEG (old-style)", "Thumbnail XResolution": "72", "Thumbnail YResolution": "72", "Thumbnail ResolutionUnit": "Pixels/Inch", "Thumbnail JPEGInterchangeFormat": "822", "Thumbnail JPEGInterchangeFormatLength": "14779", "EXIF ExposureTime": "1/640", "EXIF FNumber": "5", "EXIF ExposureProgram": "Manual", "EXIF ISOSpeedRatings": "200", "EXIF ExifVersion": "", "EXIF DateTimeOriginal": "2016:05:31 17:52:52", "EXIF DateTimeDigitized": "2016:05:31 17:52:52", "EXIF ShutterSpeedValue": "1165241/125000", "EXIF ApertureValue": "290241/62500", "EXIF ExposureBiasValue": "0", "EXIF MaxApertureValue": "15/4", "EXIF MeteringMode": "Pattern", "EXIF Flash": "Flash did not fire, compulsory flash mode", "EXIF FocalLength": "33", "EXIF SubSecTimeOriginal": "89", "EXIF SubSecTimeDigitized": "89", "EXIF ColorSpace": "sRGB", "EXIF FocalPlaneXResolution": "1036800/181", "EXIF FocalPlaneYResolution": "691200/119", "EXIF FocalPlaneResolutionUnit": "2", "EXIF CustomRendered": "Normal", "EXIF ExposureMode": "Manual Exposure", "EXIF WhiteBalance": "Auto", "EXIF SceneCaptureType": "Standard", "EXIF BodySerialNumber": "2523317193", "EXIF LensSpecification": "[28, 135, 0/0, 0/0]", "EXIF LensModel": "EF28-135mm f/3.5-5.6 IS USM"}