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.
1 Step-children are eligible for TRICARE as long as the parent of the child and sponsor are married. 2  If the marriage ends in divorce, the step-children lose eligibility on the date the divorce decree is final.