groupProj. UProj. WSCorr. UCorr. WS BLLCMPos. angler MU MP

11327 50.40 255.19 35.69 179.78 -21.64 331.86 37.30 232.37 0.7134 -323.0 -283.5


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SDO HMI 2011-10-24 22:59:00 UT

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spotProj. UProj. WSCorr. UCorr. WSBLLCMPos. angler MU MP

1 0.00 3.21 0.00 2.46 -19.69 338.39 43.84 238.73 0.7653 631.0 443.6
2 0.00 0.96 0.00 0.72 -18.78 338.00 43.45 239.60 0.7571 355.0 271.4
3 1.13 1.74 0.86 1.32 -19.44 338.18 43.62 238.91 0.7620 457.8 390.6
4 0.00 1.56 0.00 1.18 -18.94 337.92 43.37 239.37 0.7571 503.0 418.1
5 2.00 2.26 1.51 1.71 -19.33 337.92 43.36 238.91 0.7590 514.2 444.2
6 0.00 0.96 0.00 0.72 -19.03 337.73 43.18 239.17 0.7557 687.0 580.4
7 0.00 1.22 0.00 0.91 -18.88 337.51 42.96 239.22 0.7528 637.0 523.2
8 0.00 1.91 0.00 1.43 -19.00 337.33 42.78 238.99 0.7516 702.0 524.5
9 3.39 17.20 2.51 12.76 -18.72 336.99 42.43 239.14 0.7468 748.7 669.0
10 1.65 -9.00 1.23 -9.00 -18.95 337.06 42.51 238.90 0.7487 811.5 999999
11 2.61 -9.00 1.93 -9.00 -18.48 336.83 42.27 239.34 0.7440 741.6 999999
12 0.00 0.52 0.00 0.39 -19.20 336.84 42.28 238.48 0.7477 659.0 596.8
13 0.00 1.39 0.00 1.04 -19.53 336.90 42.35 238.12 0.7500 505.0 460.3
14 0.00 1.74 0.00 1.28 -19.22 336.16 41.61 238.07 0.7412 791.0 635.4
15 0.00 2.00 0.00 1.42 -22.86 331.84 37.29 230.99 0.7207 179.0 152.6
16 5.21 218.52 3.64 152.44 -21.53 331.39 36.83 232.25 0.7077 -813.7 -409.0
17 34.41 -16.00 24.01 -16.00 -22.16 330.86 36.30 231.11 0.7068 -954.8 999999


  • Proj. U -  Projected umbra area in millionths of solar disc, negative values indicate
    that the umbra consists of fragmented regions which cannot be separated without losing umbral area.
    In this way several spots (intensity minima in the umbra) have a common umbra, e.g. -2 means that
    the given spot shares an umbra with spot No.2, and the common U value is indicated at spot No.2.
  • Proj. WS -  Projected whole spot area in millionths of solar disc, negative values indicate
    that several umbras have a common penumbra, e.g. -7 means that the given umbra shares
    a penumbra with umbra No.7, and the WS value is indicated at No.7.
  • Corr. U -  Corrected umbra area in millionths of solar hemisphere, for negative values see above
  • Corr. WS -  Corrected whole spot area in millionths of solar hemisphere, for negative values see above
  • B -  Heliographic latitude B; positive: North, negative: South
  • L -  Heliographic longitude L
  • LCM -  Longitudinal distance from the Sun's central meridian
  • Pos. angle -  Position angle
  • r -  Distance from the centre of Sun's disc in terms of Sun's radius
  • MU -  Mean magnetic field within the umbra contour averaged the pixel values with sign.
  • MP -  Mean magnetic field within the penumbra contour averaged the pixel values with sign.