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

3375 59 376 31 193 13.20 116.92 11.66 301.67 0.2316


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Gyula 1981-10-04 08:47:58 UT

No observation available


spotProj. UProj. WSCorr. UCorr. WSBLLCMPos. angler

1 56 296 29 152 13.30 117.98 12.72 299.35 0.2470
2 0 4 0 2 11.41 116.04 10.78 295.38 0.2038
3 0 2 0 1 12.78 116.58 11.32 300.10 0.2222
4 0 1 0 1 12.39 115.95 10.69 299.83 0.2098
5 0 3 0 1 11.03 114.34 9.05 297.34 0.1745
6 0 2 0 1 11.27 114.14 8.88 298.99 0.1739
7 0 1 0 1 13.71 115.29 10.00 306.89 0.2118
8 0 2 0 1 12.53 114.50 9.24 304.04 0.1900
9 0 2 0 1 11.90 113.60 8.34 303.68 0.1713
10 0 4 0 2 11.67 113.33 8.08 303.37 0.1655
11 2 11 1 6 12.99 113.42 8.16 309.38 0.1799
12 0 2 0 1 13.44 113.56 8.30 310.83 0.1865
13 0 2 0 1 11.89 112.69 7.43 306.69 0.1585
14 0 2 0 1 13.62 113.30 8.04 312.46 0.1851
15 1 26 1 13 13.01 112.81 7.55 311.59 0.1721
16 0 1 0 1 12.42 112.40 7.14 310.39 0.1602
17 0 1 0 1 12.41 112.20 6.94 311.17 0.1575
18 0 1 0 0 11.60 111.58 6.32 309.48 0.1404
19 0 2 0 1 12.70 112.01 6.75 313.33 0.1583
20 0 3 0 2 12.91 111.72 6.47 315.50 0.1574
21 0 2 0 1 13.35 111.02 5.76 320.64 0.1548
22 0 2 0 1 13.89 110.57 5.31 325.03 0.1574
23 0 2 0 1 15.44 109.91 4.65 333.27 0.1745
24 0 1 0 0 16.32 109.98 4.68 335.29 0.1883
25 0 1 0 0 16.65 109.62 4.33 337.64 0.1910


  • 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