Note: The 2014 data here donât reflect advanceable payments of the premium tax credit (APTC) for which an applicant may be eligible due to his/her householdâs income and how it relates to the federal poverty level (FPL). The plan data show premiums for the following rating scenarios: 1  Child -- one child any age.
1 Also called angle of elevation. the angle between the line from an observer or instrument to an object above the observer or instrument and a horizontal line.  the distance above a datum level.
Elevation Angle. The elevation angle (used interchangeably with altitude angle) is the angular height of the sun in the sky measured from the horizontal. Confusingly, both altitude and elevation are also used to describe the height in meters above sea level.