--- header unit 0: primary ---
SIMPLE = T
BITPIX = 16
NAXIS = 2
NAXIS1 = 322
NAXIS2 = 253
DATE_OBS = '24/04/2001' / DD/MM/YYYY
TIME_OBS = '04:47:33' / HH:MM:SS
R_SUN = 1460.1387 / Solar disc radius in pixels
CENT_C = 1534.3293 / Column position of the solar disc center
CENT_R = 1536.7611 / Row position of the solar disc center
CWC_C = 1534.3300 / Column position of the cross-wire center
CWC_R = 1536.7614 / 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 = 0.268022 / Angular Semi-Diameter in degrees
P = 0.0000 / Angle between the sun's and earth's axis
B0 = -4.8701 / Heliographic latitude of the center
L0 = 165.4451 / 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 = 975 / Row index of the Top Left corner
CTL = 1975 / 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 = '0424044733'
GROUP = '9393s'
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 = 31622.0 / Photosphere level
PhLV1 = 31622.0 / Photosphere level
PhLV2 = 31622.0 / Photosphere level
PhLV3 = 31622.0 / Photosphere level
PhLV4 = 31622.0 / Photosphere level
PhLV5 = 31622.0 / Photosphere level
sigmV0 = 570.0 / Sigma
sigmV1 = 568.0 / Sigma
sigmV2 = 530.8 / Sigma
sigmV3 = 459.4 / Sigma
sigmV4 = 340.5 / Sigma
sigmV5 = 247.2 / Sigma
PhLA = 31622 / Average PhL
sigmA = 415.2 / Average sigma
MaxL = 65385 / Maximum level
PhLVg0 = 347.0 / Photosphere gradient
PhLVg1 = 347.0 / Photosphere gradient
PhLVg2 = 311.0 / Photosphere gradient
PhLVg3 = 260.0 / Photosphere gradient
PhLVg4 = 181.0 / Photosphere gradient
PhLVg5 = 130.0 / Photosphere gradient
sigmVg0 = 226.4 / Sigma gradient
sigmVg1 = 226.1 / Sigma gradient
sigmVg2 = 205.1 / Sigma gradient
sigmVg3 = 173.4 / Sigma gradient
sigmVg4 = 124.9 / Sigma gradient
sigmVg5 = 84.5 / Sigma gradient
PhLAg = 224 / Average gradient
sigmAg = 186.8 / Average sigma gradient
MaxLg = 6958 / Maximum gradient
ImgTypP = W / PhLStat.ImgTyp
PhLVC0 = 31574.0 / Photosphere level
PhLVC1 = 31574.0 / Photosphere level
PhLVC2 = 31574.0 / Photosphere level
PhLVC3 = 31619.0 / Photosphere level
PhLVC4 = 31665.0 / Photosphere level
PhLVC5 = 31665.0 / Photosphere level
sigmVC0 = 549.4 / Sigma
sigmVC1 = 545.2 / Sigma
sigmVC2 = 507.9 / Sigma
sigmVC3 = 418.0 / Sigma
sigmVC4 = 294.7 / Sigma
sigmVC5 = 194.5 / Sigma
PhLAC = 31619 / Average PhL
sigmAC = 389.2 / Average sigma
MaxLC = 65431 / Maximum level
BL = 31774 / Begining level
dL = 118 / Contour step interval