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

8788 208 1362 117 767 9.89 311.57 25.82 294.35 0.4676 363.8 194.5


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SOHO MDI 1999-12-10 22:23:33 UT

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

1 0 9 0 5 11.17 318.55 32.79 290.58 0.5698 -323.0 -199.3
2 115 726 68 427 9.49 317.12 31.36 288.40 0.5431 1570.0 699.9
3 1 -2 0 -2 8.60 316.58 30.82 287.05 0.5320 1331.3 999999
4 0 5 0 3 7.05 316.32 30.56 284.31 0.5229 -356.0 -209.7
5 0 5 0 3 10.54 315.06 29.31 291.42 0.5190 764.0 629.7
6 0 1 0 1 7.63 314.80 29.04 286.08 0.5029 -137.0 -175.7
7 0 4 0 2 9.06 314.65 28.90 288.90 0.5065 817.0 630.5
8 0 4 0 2 9.68 314.71 28.95 290.04 0.5100 697.0 750.4
9 0 5 0 3 7.47 314.39 28.64 285.97 0.4963 639.0 435.0
10 4 10 2 6 9.68 314.27 28.51 290.30 0.5038 1148.8 934.9
11 4 11 3 6 6.51 313.93 28.18 284.27 0.4861 980.4 647.1
12 2 50 1 29 9.25 314.09 28.34 289.59 0.4994 1190.2 969.8
13 0 3 0 2 6.93 313.83 28.07 285.17 0.4860 369.0 254.6
14 3 -12 2 -12 9.06 313.90 28.15 289.33 0.4957 1312.7 999999
15 2 15 1 8 7.39 313.68 27.93 286.17 0.4856 -1070.0 -738.5
16 0 6 0 3 9.29 313.13 27.38 290.25 0.4857 1179.0 915.7
17 0 4 0 2 10.24 306.61 20.85 297.72 0.3974 -575.0 -613.2
18 0 4 0 2 12.02 304.12 18.37 304.86 0.3773 930.0 789.4
19 0 9 0 5 11.75 302.96 17.20 305.96 0.3593 -492.0 -468.2
20 0 7 0 4 13.36 302.74 16.98 309.88 0.3720 711.0 490.0
21 33 476 17 250 10.38 302.30 16.55 303.68 0.3382 -1779.5 -744.0
22 0 4 0 2 12.22 302.29 16.54 308.09 0.3550 -705.0 -585.4
23 0 4 0 2 8.17 301.63 15.88 298.76 0.3103 -817.0 -613.2
24 9 -21 5 -21 10.57 301.59 15.83 305.32 0.3301 -1763.7 999999
25 27 -21 14 -21 11.43 301.51 15.76 307.56 0.3373 -1692.9 999999
26 8 -21 4 -21 10.92 301.36 15.61 306.58 0.3304 -1904.4 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.