WebRed Mountain is a long ridge running southwest-northeast and dividing Jones Valley from Shades Valley south of Birmingham, Alabama.It is part of the Ridge-and-Valley region of the Appalachian mountains.The Red Mountain Formation of hard Silurian rock strata lies exposed in several long crests, and was named "Red Mountain" because of the rust … WebElevation, or geometric height, is mainly used when referring to points on the Earth's surface, while altitude or geopotential height is used for points above the surface, such …

Birmingham - Wikipedia

WebLongitude: -95.712891 Latitude: 37.09024 Elevation: 235m / 771feet Barometric Pressure: 99KPa WebOpen Postcode Elevation. Open Postcode Elevation is an open dataset containing British postcodes and their elevations, in metres above sea level.. The position of the … floor lamps with best lighting

Red Mountain (Birmingham) - Wikipedia

WebStrictly speaking a flight level is an indication of pressure, not of altitude. Only above the transition level (which depends on the local QNH but is typically 4000 feet above sea level) are flight levels used to indicate altitude; below the transition level feet are used. e.g. FL250 = 25,000 feet above mean sea level when the pressure at sea ... WebIn the British Isles, an ordnance datum or OD is a vertical datum used by an ordnance survey as the basis for deriving altitudes on maps.A spot height may be expressed as AOD for "above ordnance datum". Usually mean sea level (MSL) is used for the datum. In particular: In Great Britain, OD for the Ordnance Survey is ODN (Ordnance Datum … WebHeight above mean sea level is a measure of the vertical distance (height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical … great pacific garbage patch nasa