EXIF tag · IFD0

BaselineExposureOffset

The BaselineExposureOffset tag stored in the IFD0 directory.

0xc7a5
Tag ID (51109 decimal)
IFD0
IFD / group
rational64s!
Data type
EXIF
Table

What BaselineExposureOffset means#

The BaselineExposureOffset tag stored in the IFD0 directory.

Read, write and remove it#

# read
exiftool -BaselineExposureOffset photo.jpg
# write
exiftool -BaselineExposureOffset="…" photo.jpg
# remove
exiftool -BaselineExposureOffset= photo.jpg
# all files in a folder, as CSV
exiftool -csv -BaselineExposureOffset -r ./photos > baseline-exposure-offset.csv

In Python with Pillow:

from PIL import Image
exif = Image.open("photo.jpg").getexif()
value = exif.get(0xc7a5)  # BaselineExposureOffset
print(value)

Frequently asked questions#

What is the EXIF tag ID of BaselineExposureOffset?

0xc7a5 (51109 decimal), in the IFD0 directory.

How do I see BaselineExposureOffset in a photo?

Run exiftool -BaselineExposureOffset photo.jpg, or open the file's info panel in Lightroom, Photoshop, Windows (Properties → Details) or macOS Preview (Tools → Show Inspector).

Last updated October 03, 2026 · How we calculate · Sources