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

10057 33 156 19 83 -8.50 145.20 -11.02 143.03 0.3128 306.6 240.0


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SOHO MDI 2002-08-01 07:59:32 UT

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

1 3 9 2 5 -8.86 150.07 -6.15 157.28 0.2753 -1020.9 -734.9
2 0 2 0 1 -8.95 149.66 -6.55 156.08 0.2793 -720.0 -701.4
3 0 4 0 2 -8.78 149.55 -6.67 155.45 0.2776 -743.0 -590.1
4 0 9 0 5 -7.17 148.61 -7.61 149.58 0.2607 722.0 474.8
5 0 3 0 2 -7.62 148.32 -7.90 149.51 0.2697 787.0 683.3
6 0 6 0 3 -7.25 148.25 -7.97 148.57 0.2651 1052.0 916.0
7 0 5 0 3 -8.03 148.19 -8.03 149.87 0.2767 912.0 669.8
8 0 5 0 3 -7.54 148.00 -8.22 148.36 0.2714 1201.0 951.4
9 0 6 0 3 -8.10 146.37 -9.85 144.68 0.2942 642.0 423.9
10 9 19 5 10 -8.35 146.04 -10.18 144.27 0.3008 -1182.0 -809.0
11 0 4 0 2 -8.03 145.60 -10.62 142.48 0.3009 -491.0 -648.0
12 0 10 0 5 -8.85 145.17 -11.05 143.01 0.3161 -1066.0 -657.2
13 0 4 0 2 -8.43 143.96 -12.26 139.25 0.3233 -370.0 -163.2
14 0 4 0 2 -8.68 143.70 -12.52 139.17 0.3291 316.0 355.7
15 0 5 0 3 -8.52 143.46 -12.76 138.31 0.3298 626.0 421.4
16 0 4 0 2 -8.41 143.01 -13.20 137.10 0.3334 862.0 678.4
17 0 3 0 2 -9.77 142.84 -13.38 139.39 0.3518 89.0 168.4
18 5 37 3 19 -9.12 142.62 -13.60 137.67 0.3463 1115.2 795.7
19 9 17 5 9 -8.51 142.27 -13.95 135.73 0.3430 1208.8 785.2
20 7 -18 4 -18 -9.21 142.16 -14.06 136.90 0.3525 1135.7 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.