srid,auth_name,auth_srid,ref_sys_name,is_geographic,has_flipped_axes,spheroid,prime_meridian,datum,projection,unit,axis_1_name,axis_1_orientation,axis_2_name,axis_2_orientation,proj4text,srtext
4001,epsg,4001,Unknown datum based upon the Airy 1830 ellipsoid (deprecated),1,1,Airy 1830,Greenwich,Not_specified_based_on_Airy_1830_ellipsoid,none,degree,Geodetic latitude,North,Geodetic longitude,East,+proj=longlat +ellps=airy +no_defs,"GEOGCS[""Unknown datum based upon the Airy 1830 ellipsoid (deprecated)"",DATUM[""Not_specified_based_on_Airy_1830_ellipsoid"",SPHEROID[""Airy 1830"",6377563.396,299.3249646,AUTHORITY[""EPSG"",""7001""]],AUTHORITY[""EPSG"",""6001""]],PRIMEM[""Greenwich"",0,AUTHORITY[""EPSG"",""8901""]],UNIT[""degree"",0.0174532925199433,AUTHORITY[""EPSG"",""9122""]],AXIS[""Latitude"",NORTH],AXIS[""Longitude"",EAST],AUTHORITY[""EPSG"",""4001""]]"
4278,epsg,4278,OSGB70,1,1,Airy 1830,Greenwich,OSGB_1970_SN,none,degree,Geodetic latitude,North,Geodetic longitude,East,+proj=longlat +ellps=airy +no_defs,"GEOGCS[""OSGB70"",DATUM[""OSGB_1970_SN"",SPHEROID[""Airy 1830"",6377563.396,299.3249646,AUTHORITY[""EPSG"",""7001""]],AUTHORITY[""EPSG"",""6278""]],PRIMEM[""Greenwich"",0,AUTHORITY[""EPSG"",""8901""]],UNIT[""degree"",0.0174532925199433,AUTHORITY[""EPSG"",""9122""]],AXIS[""Latitude"",NORTH],AXIS[""Longitude"",EAST],AUTHORITY[""EPSG"",""4278""]]"
4279,epsg,4279,OS(SN)80,1,1,Airy 1830,Greenwich,OS_SN_1980,none,degree,Geodetic latitude,North,Geodetic longitude,East,+proj=longlat +ellps=airy +no_defs,"GEOGCS[""OS(SN)80"",DATUM[""OS_SN_1980"",SPHEROID[""Airy 1830"",6377563.396,299.3249646,AUTHORITY[""EPSG"",""7001""]],AUTHORITY[""EPSG"",""6279""]],PRIMEM[""Greenwich"",0,AUTHORITY[""EPSG"",""8901""]],UNIT[""degree"",0.0174532925199433,AUTHORITY[""EPSG"",""9122""]],AXIS[""Latitude"",NORTH],AXIS[""Longitude"",EAST],AUTHORITY[""EPSG"",""4279""]]"