exif data for an image taken on iPhone 5s

gistfile1.txt

ExifTool Version Number         : 9.52
File Name                       : cookies.jpeg
Directory                       : .
File Size                       : 128 kB
File Modification Date/Time     : 2014:03:12 16:03:46-07:00
File Access Date/Time           : 2014:03:12 16:26:02-07:00
File Inode Change Date/Time     : 2014:03:12 16:03:59-07:00
File Permissions                : rw-r--r--
File Type                       : JPEG
MIME Type                       : image/jpeg
Exif Byte Order                 : Big-endian (Motorola, MM)
Make                            : Apple
Camera Model Name               : iPhone 5s
Orientation                     : Rotate 180
X Resolution                    : 72
Y Resolution                    : 72
Resolution Unit                 : inches
Software                        : 7.0.4
Modify Date                     : 2014:02:23 15:03:32
Y Cb Cr Positioning             : Centered
Exposure Time                   : 1/40
F Number                        : 2.2
Exposure Program                : Program AE
ISO                             : 40
Exif Version                    : 0221
Date/Time Original              : 2014:02:23 15:03:32
Create Date                     : 2014:02:23 15:03:32
Components Configuration        : Y, Cb, Cr, -
Shutter Speed Value             : 1/40
Aperture Value                  : 2.2
Brightness Value                : 4.623773803
Metering Mode                   : Spot
Flash                           : No Flash
Focal Length                    : 4.1 mm
Run Time Flags                  : Valid
Run Time Value                  : 1071100406271333
Run Time Scale                  : 1000000000
Run Time Epoch                  : 0
Sub Sec Time Original           : 236
Sub Sec Time Digitized          : 236
Flashpix Version                : 0100
Color Space                     : sRGB
Exif Image Width                : 3264
Exif Image Height               : 2448
Sensing Method                  : One-chip color area
Scene Type                      : Directly photographed
Exposure Mode                   : Auto
White Balance                   : Auto
Focal Length In 35mm Format     : 30 mm
Scene Capture Type              : Standard
Lens Info                       : 4.12mm f/2.2
Lens Make                       : Apple
Lens Model                      : iPhone 5s back camera 4.12mm f/2.2
Image Width                     : 640
Image Height                    : 480
Encoding Process                : Baseline DCT, Huffman coding
Bits Per Sample                 : 8
Color Components                : 3
Y Cb Cr Sub Sampling            : YCbCr4:2:0 (2 2)
Aperture                        : 2.2
Image Size                      : 640x480
Run Time Since Power Up         : 12 days 9:31:40
Scale Factor To 35 mm Equivalent: 7.3
Shutter Speed                   : 1/40
Create Date                     : 2014:02:23 15:03:32.236
Date/Time Original              : 2014:02:23 15:03:32.236
Circle Of Confusion             : 0.004 mm
Field Of View                   : 61.9 deg
Focal Length                    : 4.1 mm (35 mm equivalent: 30.0 mm)
Hyperfocal Distance             : 1.87 m
Light Value                     : 8.9