diskProj. UProj. WFCorr. UCorr. WF BLLCMPos. angler MU MP

1998 0.00 2184.37 0.00 2399.30 -17.58 64.31 -33.01 158.10 0.8815 -5.8 -27.5


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SOHO MDI 1998-05-31 13:31:35 UT




faculaeProj. UProj. WFCorr. UCorr. WFBLLCMPos. angler MU MP

1 0.00 13.91 0.00 20.99 12.64 167.48 70.15 283.67 0.9460 44.0 9.6
2 0.00 4.84 0.00 4.94 2.32 158.23 60.91 273.09 0.8764 81.0 55.5
3 0.00 21.92 0.00 27.53 17.94 162.55 65.23 289.94 0.9206 -3.0 40.5
4 0.00 5.14 0.00 6.15 18.46 161.17 63.84 290.73 0.9121 8.0 32.9
5 0.00 3.02 0.00 2.91 -8.65 156.03 58.71 260.37 0.8590 -5.0 30.8
6 0.00 28.87 0.00 32.93 18.56 159.75 62.43 291.10 0.9025 110.0 63.1
7 0.00 9.07 0.00 8.41 5.44 154.79 57.46 276.94 0.8475 76.0 69.4
8 0.00 5.74 0.00 6.49 19.31 159.34 62.02 291.99 0.9007 77.0 58.9
9 0.00 9.52 0.00 8.52 2.03 153.64 56.32 272.96 0.8349 78.0 61.9
10 0.00 9.52 0.00 9.75 18.43 156.34 59.02 291.65 0.8770 42.0 21.6
11 0.00 8.62 0.00 7.17 -16.70 149.16 51.84 249.65 0.8055 41.0 52.6
12 0.00 6.80 0.00 10.64 -35.92 164.91 67.58 232.11 0.9499 66.0 34.0
13 0.00 18.59 0.00 15.40 -17.69 148.75 51.43 248.34 0.8037 135.0 84.3
14 0.00 3.93 0.00 5.98 -36.22 164.16 66.84 231.66 0.9470 56.0 30.1
15 0.00 3.17 0.00 3.63 -31.97 157.20 59.88 234.48 0.9033 54.0 45.2
16 0.00 12.39 0.00 9.33 -14.30 144.82 47.50 251.57 0.7553 66.0 43.8
17 0.00 6.95 0.00 9.58 -37.38 161.08 63.75 229.80 0.9347 49.0 58.3
18 0.00 6.80 0.00 5.90 23.63 148.32 51.00 299.85 0.8231 -69.0 -53.8
19 0.00 3.33 0.00 4.93 37.75 161.67 64.35 310.87 0.9441 25.0 25.2
20 0.00 6.05 0.00 4.39 -12.78 143.13 45.81 253.14 0.7330 172.0 129.4
21 0.00 19.05 0.00 14.39 -18.52 143.93 46.61 245.86 0.7574 195.0 231.7
22 0.00 5.44 0.00 4.00 -16.23 143.06 45.73 248.54 0.7411 -136.0 -91.5
23 0.00 4.69 0.00 6.35 -39.91 159.59 62.27 226.84 0.9323 72.0 34.0
24 0.00 5.14 0.00 4.96 31.98 149.44 52.12 308.71 0.8601 -94.0 -52.1
25 0.00 10.58 0.00 8.51 -25.46 144.83 47.51 237.66 0.7903 -90.0 -102.5
26 0.00 5.14 0.00 7.04 -41.05 159.43 62.11 225.64 0.9339 58.0 32.4
27 0.00 6.95 0.00 15.23 -46.05 169.16 71.83 222.61 0.9751 -41.0 -26.4
28 0.00 4.38 0.00 7.75 -46.10 164.38 67.06 221.70 0.9612 -57.0 -35.4
29 0.00 3.48 0.00 4.20 -42.03 154.64 57.32 223.27 0.9138 7.0 30.1
30 0.00 4.69 0.00 4.54 36.11 147.30 49.98 313.95 0.8614 -136.0 -81.0
31 0.00 6.65 0.00 8.88 -45.27 156.43 59.11 220.57 0.9303 63.0 33.1
32 0.00 7.56 0.00 7.43 -38.95 147.75 50.42 223.95 0.8657 63.0 34.3
33 0.00 28.42 0.00 18.91 -22.11 134.38 37.05 236.72 0.6700 -247.0 -180.7
34 0.00 5.90 0.00 10.13 51.22 158.83 61.51 324.91 0.9588 30.0 14.5
35 0.00 8.31 0.00 7.59 -40.21 143.00 45.68 220.57 0.8423 46.0 53.8
36 0.00 7.56 0.00 6.50 38.01 139.45 42.12 319.73 0.8197 -61.0 -38.5
37 0.00 5.44 0.00 5.11 -43.09 142.08 44.75 217.25 0.8514 48.0 38.9
38 0.00 5.14 0.00 3.23 -22.31 129.57 32.25 233.22 0.6186 202.0 129.2
39 0.00 11.34 0.00 7.06 -21.39 129.18 31.86 234.24 0.6079 103.0 34.1
40 0.00 6.35 0.00 5.41 40.08 136.81 39.49 323.26 0.8156 -113.0 -81.9
41 0.00 6.20 0.00 3.84 -22.66 127.86 30.54 231.38 0.6023 165.0 155.9
42 0.00 3.63 0.00 4.82 56.70 142.90 45.58 335.01 0.9295 68.0 30.6
43 0.00 3.02 0.00 2.65 -47.38 132.16 34.84 207.98 0.8268 96.0 55.3
44 0.00 6.50 0.00 6.15 -50.15 134.16 36.84 206.80 0.8542 65.0 56.0
45 0.00 6.95 0.00 11.98 65.45 141.13 43.81 342.53 0.9591 33.0 33.8
46 0.00 4.08 0.00 4.97 59.71 131.21 33.89 342.07 0.9152 40.0 34.4
47 0.00 8.62 0.00 5.49 -36.18 114.90 17.57 202.80 0.6312 -161.0 -82.0
48 0.00 5.74 0.00 4.21 43.50 116.56 19.24 341.09 0.7397 -167.0 -91.8
49 0.00 7.26 0.00 9.88 -66.06 127.32 30.00 192.58 0.9331 -22.0 -20.1
50 0.00 20.71 0.00 39.30 70.46 132.35 35.03 348.53 0.9665 22.0 14.5
51 0.00 3.78 0.00 4.91 -65.60 124.14 26.82 191.63 0.9262 -12.0 -31.6
52 0.00 3.93 0.00 5.37 -67.15 122.93 25.60 190.37 0.9335 -21.0 -21.6
53 0.00 2.57 0.00 3.10 -64.43 119.80 22.47 190.43 0.9133 -69.0 -42.9
54 0.00 3.63 0.00 3.94 60.56 114.99 17.66 350.35 0.8916 93.0 64.7
55 0.00 10.13 0.00 9.97 -59.35 112.64 15.32 188.97 0.8661 -74.0 -67.9
56 0.00 5.29 0.00 17.61 -79.17 141.16 43.84 187.56 0.9895 -39.0 -12.3
57 0.00 5.59 0.00 7.28 65.60 115.36 18.04 352.05 0.9265 69.0 37.5
58 0.00 3.93 0.00 6.84 71.23 119.69 22.36 352.66 0.9599 60.0 37.8
59 0.00 18.14 0.00 22.40 -66.01 114.33 17.01 187.46 0.9177 -66.0 -36.5
60 0.00 5.14 0.00 5.33 -61.97 104.71 7.39 183.95 0.8803 -68.0 -50.6
61 0.00 11.64 0.00 14.83 66.26 101.92 4.60 357.99 0.9229 53.0 34.0
62 0.00 6.20 0.00 7.27 64.20 100.12 2.80 358.66 0.9082 41.0 26.6
63 0.00 7.10 0.00 12.53 -74.46 99.08 1.75 180.49 0.9610 -43.0 -28.7
64 0.00 5.74 0.00 9.80 72.35 98.35 1.03 359.67 0.9582 38.0 24.5
65 0.00 4.84 0.00 2.58 21.16 97.23 -0.09 0.22 0.3752 223.0 169.8
66 0.00 6.80 0.00 9.80 -70.63 93.86 -3.46 178.78 0.9405 1.0 -21.3
67 0.00 6.35 0.00 3.61 28.50 94.86 -2.47 4.42 0.4925 92.0 78.5
68 0.00 6.80 0.00 4.37 38.68 94.04 -3.28 4.02 0.6394 184.0 139.6
69 0.00 3.33 0.00 4.05 -66.41 87.32 -10.01 175.64 0.9154 -65.0 -65.5
70 0.00 3.93 0.00 2.37 -35.29 91.48 -5.85 171.65 0.5749 56.0 30.0
71 0.00 2.42 0.00 3.08 -66.29 76.99 -20.33 171.28 0.9227 -11.0 -27.5
72 0.00 6.20 0.00 8.68 66.74 75.31 -22.01 9.10 0.9369 53.0 41.0
73 0.00 4.38 0.00 4.68 -60.57 74.42 -22.90 167.53 0.8875 -63.0 -35.4
74 0.00 6.35 0.00 4.02 35.51 83.46 -13.86 18.25 0.6251 -140.0 -146.6
75 0.00 6.50 0.00 9.94 -68.13 64.03 -33.29 167.52 0.9475 -39.0 -22.3
76 0.00 4.23 0.00 7.39 -69.05 56.59 -40.74 165.92 0.9602 -48.0 -21.5
77 0.00 4.99 0.00 6.80 -64.92 63.26 -34.06 165.24 0.9332 -59.0 -38.2
78 0.00 3.63 0.00 4.78 -62.28 58.81 -38.51 161.78 0.9282 -42.0 -20.1
79 0.00 5.14 0.00 3.40 35.50 75.69 -21.64 26.93 0.6651 -145.0 -153.4
80 0.00 5.29 0.00 7.17 -61.18 54.52 -42.80 159.40 0.9324 -2.0 -17.0
81 0.00 7.71 0.00 4.72 -26.39 71.07 -26.25 137.58 0.5895 153.0 85.2
82 0.00 5.74 0.00 6.16 -52.88 55.69 -41.63 153.12 0.8888 -95.0 -43.2
83 0.00 7.26 0.00 4.84 29.08 66.29 -31.04 42.24 0.6725 -24.0 -36.2
84 0.00 6.65 0.00 6.85 -48.60 52.75 -44.58 148.03 0.8785 -66.0 -37.0
85 0.00 10.13 0.00 11.23 47.88 50.25 -47.07 33.29 0.8965 -68.0 -36.7
86 0.00 5.44 0.00 3.58 -26.13 63.53 -33.79 130.75 0.6614 131.0 74.3
87 0.00 7.26 0.00 5.84 -35.19 55.31 -42.01 136.07 0.7908 107.0 119.9
88 0.00 5.44 0.00 3.92 -28.34 58.05 -39.27 129.87 0.7283 44.0 68.4
89 0.00 9.52 0.00 6.41 -23.13 59.99 -37.33 124.47 0.6788 88.0 100.1
90 0.00 9.83 0.00 7.77 -32.68 54.66 -42.66 132.98 0.7819 108.0 106.7
91 0.00 3.93 0.00 3.00 -30.61 55.51 -41.81 131.10 0.7637 24.0 36.5
92 0.00 5.74 0.00 5.27 -38.32 50.00 -47.32 136.73 0.8437 203.0 105.4
93 0.00 5.74 0.00 5.68 39.62 48.75 -48.57 41.86 0.8675 -46.0 -36.9
94 0.00 3.33 0.00 3.92 43.79 43.88 -53.44 39.73 0.9090 -64.0 -45.3
95 0.00 8.77 0.00 8.27 -38.81 48.89 -48.44 136.75 0.8529 16.0 32.8
96 0.00 13.15 0.00 11.82 -35.09 48.93 -48.39 132.84 0.8366 119.0 85.0
97 0.00 8.16 0.00 7.17 32.90 50.21 -47.12 48.16 0.8280 -74.0 -59.9
98 0.00 4.53 0.00 3.43 -24.10 52.59 -44.73 121.88 0.7588 -200.0 -146.1
99 0.00 8.92 0.00 9.47 36.31 43.40 -53.92 47.41 0.8865 -56.0 -53.5
100 0.00 5.29 0.00 4.37 -27.92 49.49 -47.83 125.09 0.8026 -49.0 -40.0
101 0.00 6.35 0.00 4.31 -10.92 55.08 -42.24 105.22 0.6864 -158.0 -103.5
102 0.00 4.08 0.00 4.93 -39.13 38.49 -58.84 133.30 0.9138 17.0 34.8
103 0.00 11.94 0.00 9.16 -21.03 50.66 -46.66 117.28 0.7661 -52.0 -106.2
104 0.00 8.46 0.00 5.87 8.59 53.76 -43.56 76.86 0.7020 69.0 48.0
105 0.00 7.41 0.00 6.90 -29.17 44.28 -53.04 124.53 0.8491 -80.0 -67.8
106 0.00 9.37 0.00 7.58 -22.02 48.27 -49.06 117.63 0.7927 -86.0 -43.2
107 0.00 13.91 0.00 10.60 -17.53 49.96 -47.36 112.62 0.7623 -177.0 -125.9
108 0.00 4.84 0.00 5.47 -34.14 38.65 -58.68 128.15 0.9009 -69.0 -50.9
109 0.00 9.67 0.00 8.56 -26.12 45.42 -51.91 121.48 0.8307 -81.0 -63.4
110 0.00 8.92 0.00 6.67 -14.91 50.30 -47.02 109.35 0.7516 -127.0 -137.0
111 0.00 11.19 0.00 8.21 -11.97 50.70 -46.62 105.57 0.7405 -37.0 -51.7
112 0.00 5.44 0.00 4.97 -26.15 44.02 -53.30 121.05 0.8423 -134.0 -87.1
113 0.00 6.95 0.00 6.05 -23.74 45.35 -51.97 118.71 0.8242 -36.0 -92.1
114 0.00 7.26 0.00 9.39 34.86 35.74 -61.58 51.37 0.9255 -50.0 -26.4
115 0.00 60.01 0.00 47.34 -17.26 48.12 -49.20 111.74 0.7805 -366.0 -276.8
116 0.00 3.33 0.00 2.86 21.83 46.09 -51.23 62.32 0.8195 111.0 110.7
117 0.00 9.83 0.00 10.91 -31.75 38.39 -58.93 125.54 0.8969 -64.0 -37.4
118 0.00 5.44 0.00 4.09 10.15 49.54 -47.78 75.75 0.7544 -126.0 -76.7
119 0.00 4.23 0.00 3.44 -18.12 46.90 -50.42 112.45 0.7949 -296.0 -316.0
120 0.00 4.53 0.00 4.23 -25.44 42.93 -54.40 119.91 0.8491 -238.0 -181.8
121 0.00 4.53 0.00 6.40 -35.81 32.35 -64.97 128.30 0.9379 -16.0 -27.4
122 0.00 3.93 0.00 4.87 -33.59 35.45 -61.88 126.71 0.9182 -33.0 -40.7
123 0.00 253.04 0.00 213.46 -19.97 45.63 -51.69 114.34 0.8116 -144.0 -110.2
124 0.00 22.52 0.00 18.54 -17.86 46.21 -51.11 111.95 0.8010 -135.0 -189.9
125 0.00 4.23 0.00 3.40 -15.45 46.84 -50.48 109.14 0.7893 -164.0 -121.2
126 0.00 54.42 0.00 59.63 -29.24 38.02 -59.30 122.74 0.8939 -103.0 -60.0
127 0.00 9.07 0.00 11.07 -31.68 35.26 -62.06 124.65 0.9157 -96.0 -69.3
128 0.00 4.38 0.00 5.24 -31.04 35.70 -61.62 124.08 0.9119 -80.0 -51.7
129 0.00 10.13 0.00 8.53 -17.19 45.01 -52.31 110.83 0.8111 -143.0 -150.5
130 0.00 16.78 0.00 14.95 -20.20 43.29 -54.03 113.98 0.8334 23.0 85.8
131 0.00 2.42 0.00 2.07 -17.19 44.40 -52.93 110.67 0.8169 -23.0 -45.5
132 0.00 13.60 0.00 15.81 -28.46 35.85 -61.47 121.36 0.9063 -75.0 -61.7
133 0.00 5.29 0.00 5.08 -22.20 40.82 -56.50 115.66 0.8586 185.0 165.0
134 0.00 6.35 0.00 5.89 -20.52 41.73 -55.60 113.96 0.8477 316.0 313.9
135 0.00 19.95 0.00 33.64 -34.36 27.61 -69.71 125.90 0.9571 -51.0 -38.2
136 0.00 4.38 0.00 4.00 -19.56 42.16 -55.16 112.95 0.8420 92.0 97.5
137 0.00 9.07 0.00 8.16 -18.69 42.52 -54.80 112.02 0.8371 46.0 62.0
138 0.00 7.41 0.00 5.81 1.30 46.55 -50.77 87.69 0.7773 89.0 48.8
139 0.00 35.37 0.00 30.84 -16.48 43.37 -53.95 109.59 0.8251 -29.0 -59.5
140 0.00 6.95 0.00 7.38 -25.52 38.05 -59.27 118.70 0.8862 -41.0 -34.6
141 0.00 5.74 0.00 13.31 -36.48 22.14 -75.18 127.28 0.9778 -27.0 1.4
142 0.00 3.63 0.00 3.64 -22.82 39.31 -58.02 116.00 0.8718 112.0 122.0
143 0.00 6.65 0.00 6.27 -19.59 40.88 -56.45 112.69 0.8530 235.0 301.5
144 0.00 30.84 0.00 29.86 -20.17 40.01 -57.31 113.16 0.8612 -11.0 67.0
145 0.00 15.57 0.00 15.89 -22.14 38.54 -58.78 115.05 0.8764 0.0 47.5
146 0.00 6.65 0.00 6.34 -18.88 40.34 -56.98 111.75 0.8563 -180.0 -35.9
147 0.00 57.59 0.00 82.37 -29.84 30.37 -66.95 121.70 0.9396 -64.0 -41.5
148 0.00 22.52 0.00 28.09 -27.14 33.39 -63.93 119.43 0.9194 -111.0 -86.4
149 0.00 12.09 0.00 15.65 -27.84 32.52 -64.80 120.00 0.9255 -117.0 -53.4
150 0.00 11.03 0.00 12.94 -25.58 34.84 -62.48 118.04 0.9081 -57.0 -50.6
151 0.00 13.45 0.00 13.36 -19.53 38.96 -58.36 112.21 0.8687 -71.0 -103.0
152 0.00 7.41 0.00 7.52 -20.40 38.35 -58.97 113.07 0.8749 71.0 34.1
153 0.00 18.74 0.00 23.70 -26.17 32.78 -64.55 118.27 0.9218 -158.0 -80.1
154 0.00 5.59 0.00 7.82 -27.64 30.45 -66.87 119.41 0.9367 68.0 57.1
155 0.00 4.23 0.00 4.66 -21.69 35.95 -61.37 114.02 0.8948 -74.0 -41.6
156 0.00 258.93 0.00 313.09 -24.35 33.66 -63.67 116.49 0.9140 -228.0 -71.8
157 0.00 5.44 0.00 8.01 -28.17 29.31 -68.01 119.77 0.9432 -47.0 -21.7
158 0.00 5.90 0.00 11.12 -30.97 24.68 -72.65 121.98 0.9660 6.0 -17.4
159 0.00 2.72 0.00 3.83 -27.29 30.21 -67.12 118.99 0.9376 64.0 54.4
160 0.00 10.88 0.00 23.57 -31.50 22.39 -74.94 122.24 0.9745 -6.0 -21.9
161 0.00 75.13 0.00 105.96 -26.67 30.04 -67.28 118.31 0.9378 82.0 32.8
162 0.00 5.74 0.00 6.37 -19.45 35.28 -62.04 111.44 0.8966 -5.0 -32.5
163 0.00 4.99 0.00 5.17 -16.66 36.96 -60.37 108.60 0.8805 17.0 47.3
164 0.00 14.96 0.00 29.34 -29.41 23.73 -73.60 120.27 0.9687 -41.0 -20.5
165 0.00 3.78 0.00 3.58 -9.05 39.19 -58.14 100.15 0.8542 89.0 85.4
166 0.00 12.09 0.00 12.35 -14.41 37.14 -60.18 106.09 0.8765 105.0 64.2
167 0.00 8.77 0.00 11.66 -23.08 30.86 -66.47 114.64 0.9296 -56.0 -28.9
168 0.00 6.95 0.00 8.59 -20.80 32.38 -64.94 112.44 0.9179 -61.0 -50.9
169 0.00 9.52 0.00 9.02 1.31 38.89 -58.43 87.99 0.8544 168.0 85.4
170 0.00 3.63 0.00 4.55 -20.17 31.89 -65.43 111.68 0.9204 -48.0 -25.9
171 0.00 5.74 0.00 7.58 -21.25 30.76 -66.57 112.68 0.9284 -49.0 -19.8
172 0.00 13.76 0.00 22.41 -24.15 26.42 -70.91 115.16 0.9540 -38.0 -23.7
173 0.00 10.28 0.00 15.79 -23.17 27.50 -69.82 114.27 0.9480 -81.0 -41.5
174 0.00 4.84 0.00 5.24 -10.96 34.93 -62.39 101.94 0.8911 34.0 45.6
175 0.00 4.69 0.00 6.09 -18.36 30.73 -66.59 109.59 0.9261 52.0 66.5
176 0.00 23.43 0.00 27.34 -14.13 33.07 -64.26 105.26 0.9072 139.0 80.4
177 0.00 3.93 0.00 5.21 -16.38 29.98 -67.35 107.37 0.9293 16.0 30.8
178 0.00 6.95 0.00 9.47 -16.86 29.40 -67.92 107.82 0.9331 107.0 48.4
179 0.00 5.44 0.00 7.97 -18.25 27.92 -69.40 109.14 0.9425 43.0 28.4
180 0.00 4.84 0.00 5.87 -10.52 31.69 -65.63 101.19 0.9147 49.0 44.5
181 0.00 12.70 0.00 24.69 -19.65 22.73 -74.59 110.13 0.9681 20.0 30.0


  • Proj. U -  Projected umbra area in millionths of solar disc, it is zero for faculae
  • Proj. WF -  Projected facular area in millionths of solar disc
  • Corr. U -  Corrected umbra area in millionths of solar hemisphere, it is zero for faculae
  • Corr. WF -  Corrected facular area in millionths of solar hemisphere
  • 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 -  Magnetic field of the pixel of the center of gravity of facular contour.
  • MP -  Mean magnetic field within the facular contour averaged the pixel values with sign.