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

8936 172 1341 91 711 -15.69 204.51 -19.06 118.05 0.3580 -355.0 -9.8


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SOHO MDI 2000-04-02 22:23:33 UT

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

1 0 4 0 2 -14.90 215.05 -8.51 135.98 0.2067 -653.0 -621.8
2 0 7 0 3 -8.54 209.56 -14.00 99.38 0.2436 -857.0 -768.9
3 0 5 0 3 -14.19 208.20 -15.36 118.33 0.2931 -840.0 -598.3
4 3 416 2 218 -17.20 207.20 -16.36 125.32 0.3313 -1155.7 -720.3
5 50 -4 26 -4 -16.20 206.91 -16.65 122.27 0.3269 -1990.6 999999
6 6 -4 3 -4 -16.59 206.67 -16.90 122.94 0.3334 -1301.5 999999
7 13 -4 7 -4 -15.79 206.48 -17.08 120.57 0.3297 -1685.8 999999
8 0 4 0 2 -14.10 206.58 -16.98 115.94 0.3165 -1033.0 -905.9
9 0 5 0 3 -14.33 206.31 -17.25 116.28 0.3219 -1148.0 -872.9
10 0 3 0 1 -14.02 206.33 -17.23 115.40 0.3195 -1079.0 -1010.8
11 5 -4 3 -4 -16.05 205.99 -17.57 120.62 0.3386 -1081.4 999999
12 0 8 0 4 -14.12 205.99 -17.57 115.31 0.3253 -1120.0 -995.2
13 0 7 0 4 -13.72 205.73 -17.84 113.88 0.3268 -1069.0 -882.4
14 12 772 6 412 -17.25 205.32 -18.24 122.81 0.3572 -1282.9 439.4
15 5 -14 3 -14 -14.69 205.23 -18.34 116.03 0.3402 -1259.8 999999
16 0 10 0 5 -11.99 205.40 -18.17 108.47 0.3230 -1093.0 -882.7
17 0 9 0 5 -11.67 205.21 -18.35 107.37 0.3246 -944.0 -788.2
18 0 4 0 2 -10.34 205.00 -18.56 103.20 0.3231 -815.0 -710.7
19 7 -14 4 -14 -15.61 204.55 -19.02 117.72 0.3561 302.6 999999
20 0 9 0 5 -18.08 204.03 -19.54 123.15 0.3814 456.0 334.1
21 0 7 0 4 -11.45 204.43 -19.13 106.16 0.3360 -934.0 -779.1
22 0 8 0 4 -17.72 203.77 -19.80 121.99 0.3821 921.0 718.6
23 11 -14 6 -14 -16.01 203.74 -19.83 117.87 0.3704 786.3 999999
24 0 5 0 3 -9.18 204.07 -19.49 99.27 0.3352 -471.0 -331.4
25 11 -14 6 -14 -15.44 203.15 -20.41 115.85 0.3752 1797.1 999999
26 5 -14 3 -14 -15.75 202.99 -20.57 116.46 0.3795 1627.1 999999
27 5 -14 3 -14 -16.02 202.79 -20.78 116.91 0.3840 1359.6 999999
28 0 4 0 2 -12.17 202.81 -20.75 107.11 0.3640 -543.0 -495.9
29 11 -14 6 -14 -15.61 202.40 -21.16 115.56 0.3871 1468.1 999999
30 0 2 0 1 -13.96 202.52 -21.04 111.58 0.3763 747.0 620.2
31 12 -14 6 -14 -15.21 202.31 -21.25 114.52 0.3861 1693.2 999999
32 4 -14 2 -14 -16.86 202.13 -21.44 118.26 0.3988 1343.4 999999
33 0 5 0 3 -11.42 202.66 -20.90 105.01 0.3637 -765.0 -670.8
34 0 4 0 2 -18.00 201.94 -21.62 120.65 0.4091 611.0 627.5
35 0 6 0 3 -11.88 202.45 -21.11 106.13 0.3685 -926.0 -901.3
36 5 -14 2 -14 -15.35 201.86 -21.70 114.47 0.3934 1225.8 999999
37 3 7 1 4 -14.76 201.93 -21.64 113.10 0.3893 1025.2 861.8
38 4 -14 2 -14 -15.66 201.79 -21.78 115.14 0.3963 1063.7 999999
39 0 4 0 2 -16.64 201.50 -22.07 117.15 0.4063 505.0 421.2
40 0 4 0 2 -11.71 202.00 -21.57 105.41 0.3750 -538.0 -611.3
41 0 3 0 2 -11.97 201.85 -21.72 106.02 0.3782 -662.0 -662.1
42 0 10 0 5 -18.13 200.24 -23.32 119.29 0.4332 476.0 398.5
43 0 9 0 5 -13.80 200.64 -22.92 109.84 0.4038 -811.0 -643.5


  • 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.