--- header unit 0: primary ---
SIMPLE = T
BITPIX = 16
NAXIS = 2
NAXIS1 = 322
NAXIS2 = 253
DATE_OBS = '13/04/1997' / DD/MM/YYYY
TIME_OBS = '00:02:04' / HH:MM:SS
R_SUN = 1465.9407 / Solar disc radius in pixels
CENT_C = 1534.1797 / Column position of the solar disc center
CENT_R = 1535.8732 / Row position of the solar disc center
CWC_C = 1534.1804 / Column position of the cross-wire center
CWC_R = 1535.8733 / 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 = 0.268305 / Angular Semi-Diameter in degrees
P = 0.0000 / Angle between the sun's and earth's axis
B0 = -5.7763 / Heliographic latitude of the center
L0 = 156.5298 / 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 = 2025 / Row index of the Top Left corner
CTL = 2149 / 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 = '0413000204'
GROUP = '8031'
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 = 37784.0 / Photosphere level
PhLV1 = 37784.0 / Photosphere level
PhLV2 = 37784.0 / Photosphere level
PhLV3 = 37774.0 / Photosphere level
PhLV4 = 37784.0 / Photosphere level
PhLV5 = 37794.0 / Photosphere level
sigmV0 = 670.2 / Sigma
sigmV1 = 674.5 / Sigma
sigmV2 = 659.7 / Sigma
sigmV3 = 615.6 / Sigma
sigmV4 = 488.5 / Sigma
sigmV5 = 342.2 / Sigma
PhLA = 37784 / Average PhL
sigmA = 555.4 / Average sigma
MaxL = 62418 / Maximum level
PhLVg0 = 324.0 / Photosphere gradient
PhLVg1 = 328.0 / Photosphere gradient
PhLVg2 = 328.0 / Photosphere gradient
PhLVg3 = 311.0 / Photosphere gradient
PhLVg4 = 255.0 / Photosphere gradient
PhLVg5 = 209.0 / Photosphere gradient
sigmVg0 = 206.9 / Sigma gradient
sigmVg1 = 207.9 / Sigma gradient
sigmVg2 = 208.5 / Sigma gradient
sigmVg3 = 199.5 / Sigma gradient
sigmVg4 = 168.5 / Sigma gradient
sigmVg5 = 124.7 / Sigma gradient
PhLAg = 285 / Average gradient
sigmAg = 191.9 / Average sigma gradient
MaxLg = 6574 / Maximum gradient
ImgTypP = W / PhLStat.ImgTyp
PhLVC0 = 37768.0 / Photosphere level
PhLVC1 = 37768.0 / Photosphere level
PhLVC2 = 37768.0 / Photosphere level
PhLVC3 = 37768.0 / Photosphere level
PhLVC4 = 37802.0 / Photosphere level
PhLVC5 = 37835.0 / Photosphere level
sigmVC0 = 649.4 / Sigma
sigmVC1 = 652.0 / Sigma
sigmVC2 = 630.9 / Sigma
sigmVC3 = 553.5 / Sigma
sigmVC4 = 408.8 / Sigma
sigmVC5 = 265.6 / Sigma
PhLAC = 37791 / Average PhL
sigmAC = 516.0 / Average sigma
MaxLC = 62467 / Maximum level
BL = 38241 / Begining level
dL = 158 / Contour step interval