The reason the your images may not be centered is because OTS squares a rectangular image, starting from the left that cuts off the right.
You can see the difference in the two photos loaded below and how they appear differently on the site.
Image loaded correctly below:
Original Image Uploaded:
How image appears on the Ticketing Site:
How image appears on the Org Site:
Image loaded incorrectly below:
Original Image Uploaded:
How image appears on the Ticketing Site:
How image appears on the Org Site:
