--- header unit 0: primary ---
SIMPLE = T
BITPIX = 16
NAXIS = 2
NAXIS1 = 323
NAXIS2 = 253
DATE_OBS = '13/05/2006' / DD/MM/YYYY
TIME_OBS = '15:59:31' / HH:MM:SS
R_SUN = 1447.7312 / Solar disc radius in pixels
CENT_C = 1533.8762 / Column position of the solar disc center
CENT_R = 1535.8713 / Row position of the solar disc center
CWC_C = 1533.8770 / Column position of the cross-wire center
CWC_R = 1535.8717 / Row position of the cross-wire center
K = 1.0000 / Scanner correction factor
PS = 0.0000 / Angle of the sun's axis (from the column)
ASD = 0.266093 / Angular Semi-Diameter in degrees
P = 0.0000 / Angle between the sun's and earth's axis
B0 = -2.7923 / Heliographic latitude of the center
L0 = 287.3444 / Heliographic longitude of the center
Er = 1.000000 / Plate scale along the rows, mm/pixel
Ec = 1.000000 / Plate scale along the columns, mm/pixel
RTL = 1581 / Row index of the Top Left corner
CTL = 2517 / Column index of the Top Left corner
TPOS = 'e' / Telescope Position
TILTC = F / Tilt Correction
DISTC = F / Distortion Correction
REFC = F / Refraction Correction
LDC = T / Limb Darkening Correction
BGRE = T / Background Equalization
IDIF = 'NONE' / Illuminating Distribution Image File
TELESCOP = 'SOHO/MDI'
PLATE = '0513155931'
GROUP = '10880'
TYPE = 'FITSPC'
nV = 6 / Sample number
rV0 = 0.000000 / Normalized radius
rV1 = 0.300000 / Normalized radius
rV2 = 0.500000 / Normalized radius
rV3 = 0.700000 / Normalized radius
rV4 = 0.880000 / Normalized radius
rV5 = 1.000000 / Normalized radius
PhLV0 = 39743.0 / Photosphere level
PhLV1 = 39743.0 / Photosphere level
PhLV2 = 39758.0 / Photosphere level
PhLV3 = 39773.0 / Photosphere level
PhLV4 = 39773.0 / Photosphere level
PhLV5 = 39787.0 / Photosphere level
sigmV0 = 1314.0 / Sigma
sigmV1 = 1309.4 / Sigma
sigmV2 = 1176.2 / Sigma
sigmV3 = 990.3 / Sigma
sigmV4 = 704.7 / Sigma
sigmV5 = 457.1 / Sigma
PhLA = 39773 / Average PhL
sigmA = 879.2 / Average sigma
MaxL = 65534 / Maximum level
PhLVg0 = 851.0 / Photosphere gradient
PhLVg1 = 851.0 / Photosphere gradient
PhLVg2 = 755.0 / Photosphere gradient
PhLVg3 = 609.0 / Photosphere gradient
PhLVg4 = 423.0 / Photosphere gradient
PhLVg5 = 298.0 / Photosphere gradient
sigmVg0 = 540.8 / Sigma gradient
sigmVg1 = 538.6 / Sigma gradient
sigmVg2 = 487.1 / Sigma gradient
sigmVg3 = 397.0 / Sigma gradient
sigmVg4 = 283.2 / Sigma gradient
sigmVg5 = 185.9 / Sigma gradient
PhLAg = 518 / Average gradient
sigmAg = 435.8 / Average sigma gradient
MaxLg = 13002 / Maximum gradient
ImgTypP = W / PhLStat.ImgTyp
PhLVC0 = 39639.0 / Photosphere level
PhLVC1 = 39639.0 / Photosphere level
PhLVC2 = 39675.0 / Photosphere level
PhLVC3 = 39748.0 / Photosphere level
PhLVC4 = 39839.0 / Photosphere level
PhLVC5 = 39876.0 / Photosphere level
sigmVC0 = 1201.5 / Sigma
sigmVC1 = 1196.3 / Sigma
sigmVC2 = 1059.4 / Sigma
sigmVC3 = 846.8 / Sigma
sigmVC4 = 599.9 / Sigma
sigmVC5 = 357.0 / Sigma
PhLAC = 39784 / Average PhL
sigmAC = 773.7 / Average sigma
MaxLC = 65535 / Maximum level
BL = 40069 / Begining level
dL = 251 / Contour step interval