group | Proj. U | Proj. WS | Corr. U | Corr. WS | B | L | LCM | Pos. angle | r | MU | MP |
78.81 | 416.84 | 91.35 | 484.52 | 13.81 | 173.59 | 64.48 | 284.23 | 0.9034 | -79.7 | -2.4 |
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back to the solar disc SDO HMI 2010-11-18 10:58:57 UT ![]() See sunspots with tool (Click here to study sunspot positions and configurations with tool using white-light and magnetogram images and polarity drawing) (It is recommended to set high resolution on your display!) |
spot | Proj. U | Proj. WS | Corr. U | Corr. WS | B | L | LCM | Pos. angle | r | MU | MP |
4.55 | 219.07 | 6.11 | 288.97 | 12.82 | 177.44 | 68.34 | 282.83 | 0.9310 | 230.3 | -130.7 | |
34.77 | -1.00 | 45.69 | -1.00 | 12.99 | 176.96 | 67.86 | 283.04 | 0.9280 | -751.9 | 999999 | |
0.00 | 1.29 | 0.00 | 1.57 | 12.49 | 175.19 | 66.09 | 282.57 | 0.9162 | -436.0 | -383.7 | |
0.00 | 0.60 | 0.00 | 0.71 | 12.30 | 174.36 | 65.25 | 282.42 | 0.9104 | -524.0 | -545.3 | |
1.12 | 3.52 | 1.32 | 4.17 | 13.25 | 174.24 | 65.14 | 283.47 | 0.9099 | -513.8 | -396.9 | |
0.77 | 1.97 | 0.89 | 2.28 | 13.22 | 173.50 | 64.40 | 283.48 | 0.9046 | 80.1 | -36.9 | |
0.00 | 1.46 | 0.00 | 1.69 | 13.70 | 173.67 | 64.57 | 284.00 | 0.9061 | -410.0 | -362.6 | |
0.00 | 1.12 | 0.00 | 1.27 | 12.96 | 173.16 | 64.06 | 283.21 | 0.9020 | -229.0 | -223.1 | |
0.00 | 3.52 | 0.00 | 4.01 | 13.35 | 173.14 | 64.04 | 283.65 | 0.9021 | -319.0 | -144.8 | |
3.78 | 7.38 | 4.22 | 8.23 | 13.31 | 172.57 | 63.47 | 283.65 | 0.8978 | 354.5 | 265.4 | |
3.09 | 3.43 | 3.39 | 3.77 | 13.39 | 172.06 | 62.96 | 283.78 | 0.8940 | 440.4 | 322.5 | |
0.00 | 2.23 | 0.00 | 2.46 | 14.06 | 172.18 | 63.08 | 284.51 | 0.8953 | -80.0 | -56.3 | |
0.00 | 1.63 | 0.00 | 1.77 | 13.40 | 171.73 | 62.63 | 283.82 | 0.8915 | 383.0 | 348.9 | |
0.00 | 1.03 | 0.00 | 1.05 | 14.30 | 169.62 | 60.52 | 285.03 | 0.8754 | 299.0 | 230.3 | |
4.55 | 6.35 | 4.54 | 6.33 | 14.67 | 168.91 | 59.81 | 285.52 | 0.8699 | 334.0 | 79.2 | |
0.00 | 0.94 | 0.00 | 0.92 | 14.11 | 168.19 | 59.08 | 284.96 | 0.8633 | 456.0 | 361.6 | |
26.18 | 161.30 | 25.19 | 155.32 | 15.42 | 167.57 | 58.46 | 286.54 | 0.8592 | 870.0 | 240.6 |
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. |
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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. |
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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. |