Transverse Mercator map, central meridian 30Â°W. This projection is not intended for small-scale or whole world maps, as the scale and areal distortion is obvious even moderately far from the central meridian.
Unmarried biological, step-children and adopted children are eligible for TRICARE until age 21 (or 23 if in college, see College Students below). Eligibility may extend beyond these age limits if he or she is severely disabled.
Tricare Standard provides a similar benefit to the original CHAMPUS program and is available to retirees from the Active Component, retirees from the Reserve Component age 60 or older, and their eligible family members.