Gewässerkundlicher Dienst Bayern

Current values Kempten / Iller

Suspended sediment from 05.10.2020 to 11.10.2020
BeginEnd
Suspended sediment Values from 05.10.2020 to 11.10.2020
Dateconcentration [g/m³]Runoff [m³/s]
11.10.2020 23:453.840.6
11.10.2020 23:304.140.6
11.10.2020 23:154.240.6
11.10.2020 23:007.139.7
11.10.2020 22:454.241.3
11.10.2020 22:303.841.3
11.10.2020 22:153.842.1
11.10.2020 22:005.440.6
11.10.2020 21:454.739.7
11.10.2020 21:304.740.6
11.10.2020 21:153.940.6
11.10.2020 21:004.141.3
11.10.2020 20:454.240.6
11.10.2020 20:304.341.3
11.10.2020 20:157.342.1
11.10.2020 20:004.639.7
11.10.2020 19:454.739.7
11.10.2020 19:305.042.1
11.10.2020 19:154.443.8
11.10.2020 19:005.241.3
11.10.2020 18:455.840.6
11.10.2020 18:304.442.1
11.10.2020 18:155.042.1
11.10.2020 18:0010.841.3
11.10.2020 17:456.342.1
11.10.2020 17:305.943.8
11.10.2020 17:156.544.6
11.10.2020 17:008.043.0
11.10.2020 16:454.839.7
11.10.2020 16:304.941.3
11.10.2020 16:154.943.0
11.10.2020 16:004.943.0
11.10.2020 15:455.242.1
11.10.2020 15:306.842.1
11.10.2020 15:155.942.1
11.10.2020 15:004.942.1
11.10.2020 14:458.743.0
11.10.2020 14:305.143.8
11.10.2020 14:157.344.6
11.10.2020 14:005.443.8
11.10.2020 13:455.744.6
11.10.2020 13:305.444.6
11.10.2020 13:155.842.1
11.10.2020 13:006.943.8
11.10.2020 12:455.643.8
11.10.2020 12:305.644.6
11.10.2020 12:155.844.6
11.10.2020 12:005.843.8
11.10.2020 11:456.141.3
11.10.2020 11:305.742.1
11.10.2020 11:155.743.8
11.10.2020 11:007.443.8
11.10.2020 10:456.043.8
11.10.2020 10:306.043.0
11.10.2020 10:156.142.1
11.10.2020 10:006.342.1
11.10.2020 09:457.843.0
11.10.2020 09:306.844.6
11.10.2020 09:156.644.6
11.10.2020 09:006.742.1
11.10.2020 08:456.443.0
11.10.2020 08:307.044.6
11.10.2020 08:156.245.5
11.10.2020 08:006.043.8
11.10.2020 07:455.939.7
11.10.2020 07:306.742.1
11.10.2020 07:157.944.6
11.10.2020 07:005.744.6
11.10.2020 06:456.641.3
11.10.2020 06:307.442.1
11.10.2020 06:155.343.0
11.10.2020 06:005.643.8
11.10.2020 05:457.642.1
11.10.2020 05:306.441.3
11.10.2020 05:155.542.1
11.10.2020 05:007.242.1
11.10.2020 04:454.943.0
11.10.2020 04:304.743.8
11.10.2020 04:155.942.1
11.10.2020 04:004.542.1
11.10.2020 03:455.543.0
11.10.2020 03:304.443.0
11.10.2020 03:154.542.1
11.10.2020 03:005.343.0
11.10.2020 02:454.643.8
11.10.2020 02:306.443.8
11.10.2020 02:154.044.6
11.10.2020 02:003.843.8
11.10.2020 01:453.638.1
11.10.2020 01:303.639.7
11.10.2020 01:154.643.8
11.10.2020 01:004.143.0
11.10.2020 00:453.939.7
11.10.2020 00:304.139.7
11.10.2020 00:154.039.7
11.10.2020 00:003.739.7
10.10.2020 23:454.539.7
10.10.2020 23:303.539.7
10.10.2020 23:153.539.7
10.10.2020 23:004.438.9
10.10.2020 22:453.238.1
10.10.2020 22:303.338.1
10.10.2020 22:158.138.1
10.10.2020 22:005.537.4
10.10.2020 21:453.836.6
10.10.2020 21:305.338.1
10.10.2020 21:153.538.9
10.10.2020 21:003.338.1
10.10.2020 20:453.935.9
10.10.2020 20:3013.236.6
10.10.2020 20:156.038.1
10.10.2020 20:004.838.1
10.10.2020 19:453.635.9
10.10.2020 19:304.035.1
10.10.2020 19:154.735.1
10.10.2020 19:003.635.9
10.10.2020 18:454.936.6
10.10.2020 18:304.435.9
10.10.2020 18:153.434.4
10.10.2020 18:004.535.1
10.10.2020 17:453.535.1
10.10.2020 17:303.834.4
10.10.2020 17:154.133.6
10.10.2020 17:004.833.6
10.10.2020 16:453.534.4
10.10.2020 16:303.535.9
10.10.2020 16:157.134.4
10.10.2020 16:006.033.6
10.10.2020 15:456.233.6
10.10.2020 15:303.735.1
10.10.2020 15:155.135.1
10.10.2020 15:003.534.4
10.10.2020 14:453.933.6
10.10.2020 14:306.034.4
10.10.2020 14:153.635.1
10.10.2020 14:003.835.1
10.10.2020 13:453.634.4
10.10.2020 13:304.133.6
10.10.2020 13:153.733.6
10.10.2020 13:003.635.9
10.10.2020 12:454.036.6
10.10.2020 12:303.834.4
10.10.2020 12:155.434.4
10.10.2020 12:004.433.6
10.10.2020 11:458.435.1
10.10.2020 11:304.436.6
10.10.2020 11:155.435.9
10.10.2020 11:005.234.4
10.10.2020 10:454.533.6
10.10.2020 10:304.733.6
10.10.2020 10:155.935.1
10.10.2020 10:007.135.1
10.10.2020 09:456.434.4
10.10.2020 09:304.934.4
10.10.2020 09:154.933.6
10.10.2020 09:004.234.4
10.10.2020 08:454.135.9
10.10.2020 08:305.135.9
10.10.2020 08:154.134.4
10.10.2020 08:004.334.4
10.10.2020 07:455.635.1
10.10.2020 07:304.436.6
10.10.2020 07:154.235.1
10.10.2020 07:006.035.1
10.10.2020 06:454.835.1
10.10.2020 06:305.935.9
10.10.2020 06:157.537.4
10.10.2020 06:004.838.1
10.10.2020 05:455.035.9
10.10.2020 05:304.935.1
10.10.2020 05:154.835.9
10.10.2020 05:005.237.4
10.10.2020 04:455.337.4
10.10.2020 04:305.335.1
10.10.2020 04:154.935.1
10.10.2020 04:006.435.9
10.10.2020 03:458.436.6
10.10.2020 03:305.736.6
10.10.2020 03:154.736.6
10.10.2020 03:004.835.9
10.10.2020 02:456.235.9
10.10.2020 02:308.937.4
10.10.2020 02:155.238.1
10.10.2020 02:005.236.6
10.10.2020 01:455.035.1
10.10.2020 01:304.836.6
10.10.2020 01:154.938.9
10.10.2020 01:0011.038.1
10.10.2020 00:456.235.1
10.10.2020 00:304.836.6
10.10.2020 00:155.337.4
10.10.2020 00:004.737.4
09.10.2020 23:456.637.4
09.10.2020 23:304.837.4
09.10.2020 23:155.038.9
09.10.2020 23:005.337.4
09.10.2020 22:457.338.1
09.10.2020 22:307.338.9
09.10.2020 22:156.338.1
09.10.2020 22:006.938.1
09.10.2020 21:456.038.1
09.10.2020 21:306.238.1
09.10.2020 21:155.938.9
09.10.2020 21:005.838.9
09.10.2020 20:455.038.1
09.10.2020 20:305.138.9
09.10.2020 20:155.340.6
09.10.2020 20:005.441.3
09.10.2020 19:456.238.1
09.10.2020 19:305.537.4
09.10.2020 19:157.638.9
09.10.2020 19:006.042.1
09.10.2020 18:455.343.8
09.10.2020 18:305.544.6
09.10.2020 18:155.343.8
09.10.2020 18:005.439.7
09.10.2020 17:455.338.9
09.10.2020 17:305.341.3
09.10.2020 17:155.341.3
09.10.2020 17:005.341.3
09.10.2020 16:455.639.7
09.10.2020 16:305.641.3
09.10.2020 16:155.741.3
09.10.2020 16:005.741.3
09.10.2020 15:455.741.3
09.10.2020 15:305.742.1
09.10.2020 15:156.043.0
09.10.2020 15:006.143.8
09.10.2020 14:456.142.1
09.10.2020 14:306.141.3
09.10.2020 14:156.143.0
09.10.2020 14:006.343.8
09.10.2020 13:456.442.1
09.10.2020 13:306.442.1
09.10.2020 13:156.443.0
09.10.2020 13:006.344.6
09.10.2020 12:456.444.6
09.10.2020 12:306.444.6
09.10.2020 12:156.744.6
09.10.2020 12:006.744.6
09.10.2020 11:456.744.6
09.10.2020 11:306.944.6
09.10.2020 11:157.044.6
09.10.2020 11:007.044.6
09.10.2020 10:457.346.3
09.10.2020 10:307.443.8
09.10.2020 10:157.445.5
09.10.2020 10:007.646.3
09.10.2020 09:458.344.6
09.10.2020 09:307.844.6
09.10.2020 09:158.246.3
09.10.2020 09:008.446.3
09.10.2020 08:458.345.5
09.10.2020 08:308.644.6
09.10.2020 08:158.346.3
09.10.2020 08:008.846.3
09.10.2020 07:458.846.3
09.10.2020 07:308.747.2
09.10.2020 07:158.748.0
09.10.2020 07:008.448.0
09.10.2020 06:458.648.9
09.10.2020 06:308.749.7
09.10.2020 06:158.848.0
09.10.2020 06:008.748.0
09.10.2020 05:458.849.7
09.10.2020 05:308.848.9
09.10.2020 05:158.849.7
09.10.2020 05:008.750.6
09.10.2020 04:458.848.9
09.10.2020 04:308.948.9
09.10.2020 04:158.949.7
09.10.2020 04:008.950.6
09.10.2020 03:458.950.6
09.10.2020 03:309.249.7
09.10.2020 03:159.450.6
09.10.2020 03:009.550.6
09.10.2020 02:459.850.6
09.10.2020 02:309.851.6
09.10.2020 02:159.950.6
09.10.2020 02:0010.150.6
09.10.2020 01:4510.349.7
09.10.2020 01:3010.449.7
09.10.2020 01:1510.451.6
09.10.2020 01:0010.552.5
09.10.2020 00:4510.451.6
09.10.2020 00:3010.549.7
09.10.2020 00:1510.651.6
09.10.2020 00:0010.952.5
08.10.2020 23:4511.051.6
08.10.2020 23:3011.049.7
08.10.2020 23:1511.050.6
08.10.2020 23:0011.650.6
08.10.2020 22:4511.150.6
08.10.2020 22:3011.451.6
08.10.2020 22:1512.451.6
08.10.2020 22:0011.952.5
08.10.2020 21:4512.152.5
08.10.2020 21:3012.553.4
08.10.2020 21:1512.854.3
08.10.2020 21:0013.355.2
08.10.2020 20:4513.855.2
08.10.2020 20:3014.355.2
08.10.2020 20:1514.855.2
08.10.2020 20:0014.956.1
08.10.2020 19:4515.856.1
08.10.2020 19:3015.256.1
08.10.2020 19:1515.457.1
08.10.2020 19:0019.056.1
08.10.2020 18:4515.557.1
08.10.2020 18:3015.757.1
08.10.2020 18:1515.659.0
08.10.2020 18:0015.359.0
08.10.2020 17:4515.459.9
08.10.2020 17:3015.660.9
08.10.2020 17:1516.060.9
08.10.2020 17:0016.260.9
08.10.2020 16:4516.460.9
08.10.2020 16:3016.760.9
08.10.2020 16:1517.661.8
08.10.2020 16:0017.161.8
08.10.2020 15:4517.361.8
08.10.2020 15:3017.861.8
08.10.2020 15:1518.160.9
08.10.2020 15:0018.660.9
08.10.2020 14:4519.161.8
08.10.2020 14:3019.362.8
08.10.2020 14:1519.563.8
08.10.2020 14:0019.864.8
08.10.2020 13:4520.264.8
08.10.2020 13:3020.563.8
08.10.2020 13:1521.164.8
08.10.2020 13:0021.565.8
08.10.2020 12:4521.865.8
08.10.2020 12:3022.366.8
08.10.2020 12:1523.066.8
08.10.2020 12:0023.366.8
08.10.2020 11:4524.067.8
08.10.2020 11:3024.366.8
08.10.2020 11:1524.966.8
08.10.2020 11:0025.467.8
08.10.2020 10:4525.967.8
08.10.2020 10:3026.767.8
08.10.2020 10:1527.167.8
08.10.2020 10:0027.768.8
08.10.2020 09:4528.368.8
08.10.2020 09:3029.068.8
08.10.2020 09:1529.268.8
08.10.2020 09:0029.869.8
08.10.2020 08:4530.069.8
08.10.2020 08:3030.470.8
08.10.2020 08:1530.868.8
08.10.2020 08:0030.768.8
08.10.2020 07:4530.969.8
08.10.2020 07:3031.469.8
08.10.2020 07:1531.668.8
08.10.2020 07:0031.969.8
08.10.2020 06:4532.569.8
08.10.2020 06:3032.869.8
08.10.2020 06:1533.469.8
08.10.2020 06:0034.169.8
08.10.2020 05:4534.769.8
08.10.2020 05:3035.170.8
08.10.2020 05:1535.370.8
08.10.2020 05:0035.370.8
08.10.2020 04:4535.070.8
08.10.2020 04:3034.770.8
08.10.2020 04:1534.470.8
08.10.2020 04:0034.070.8
08.10.2020 03:4533.670.8
08.10.2020 03:3033.469.8
08.10.2020 03:1533.069.8
08.10.2020 03:0032.769.8
08.10.2020 02:4532.469.8
08.10.2020 02:3032.369.8
08.10.2020 02:1532.069.8
08.10.2020 02:0031.869.8
08.10.2020 01:4532.069.8
08.10.2020 01:3032.068.8
08.10.2020 01:1531.868.8
08.10.2020 01:0031.769.8
08.10.2020 00:4531.368.8
08.10.2020 00:3030.967.8
08.10.2020 00:1529.566.8
08.10.2020 00:0028.967.8
07.10.2020 23:45--67.8
07.10.2020 23:30--66.8
07.10.2020 23:15--66.8
07.10.2020 23:00--65.8
07.10.2020 22:45--65.8
07.10.2020 22:30--64.8
07.10.2020 22:15--63.8
07.10.2020 22:00--62.8
07.10.2020 21:45--62.8
07.10.2020 21:30--60.9
07.10.2020 21:15--59.0
07.10.2020 21:00--58.0
07.10.2020 20:45--59.0
07.10.2020 20:30--59.0
07.10.2020 20:15--59.0
07.10.2020 20:00--59.0
07.10.2020 19:45--59.0
07.10.2020 19:30--58.0
07.10.2020 19:15--58.0
07.10.2020 19:00--58.0
07.10.2020 18:45--59.9
07.10.2020 18:30--59.0
07.10.2020 18:15--59.0
07.10.2020 18:00--59.0
07.10.2020 17:45--59.0
07.10.2020 17:30--58.0
07.10.2020 17:15--57.1
07.10.2020 17:00--57.1
07.10.2020 16:45--57.1
07.10.2020 16:30--55.2
07.10.2020 16:15--54.3
07.10.2020 16:00--53.4
07.10.2020 15:45--51.6
07.10.2020 15:30--53.4
07.10.2020 15:15--48.9
07.10.2020 15:00--48.0
07.10.2020 14:45--48.0
07.10.2020 14:30--47.2
07.10.2020 14:15--46.3
07.10.2020 14:00--45.5
07.10.2020 13:45--44.6
07.10.2020 13:30--44.6
07.10.2020 13:15--44.6
07.10.2020 13:00--44.6
07.10.2020 12:45--44.6
07.10.2020 12:30--45.5
07.10.2020 12:15--42.1
07.10.2020 12:00--40.6
07.10.2020 11:45--39.7
07.10.2020 11:30--38.9
07.10.2020 11:15--38.9
07.10.2020 11:00--38.9
07.10.2020 10:45--35.9
07.10.2020 10:30--35.9
07.10.2020 10:15--40.6
07.10.2020 10:00--45.5
07.10.2020 09:45--43.8
07.10.2020 09:30--33.6
07.10.2020 09:15--32.9
07.10.2020 09:00--36.6
07.10.2020 08:45--36.6
07.10.2020 08:30--35.1
07.10.2020 08:15--35.9
07.10.2020 08:00--37.4
07.10.2020 07:45--36.6
07.10.2020 07:30--34.4
07.10.2020 07:15--36.6
07.10.2020 07:00--36.6
07.10.2020 06:45--35.9
07.10.2020 06:30--34.4
07.10.2020 06:15--35.1
07.10.2020 06:00--35.9
07.10.2020 05:45--35.9
07.10.2020 05:30--35.9
07.10.2020 05:15--35.9
07.10.2020 05:00--35.9
07.10.2020 04:45--35.1
07.10.2020 04:30--34.4
07.10.2020 04:15--34.4
07.10.2020 04:00--34.4
07.10.2020 03:45--33.6
07.10.2020 03:30--33.6
07.10.2020 03:15--34.4
07.10.2020 03:00--35.1
07.10.2020 02:45--33.6
07.10.2020 02:30--32.2
07.10.2020 02:15--33.6
07.10.2020 02:00--35.1
07.10.2020 01:45--33.6
07.10.2020 01:30--32.2
07.10.2020 01:15--33.6
07.10.2020 01:00--35.1
07.10.2020 00:455.835.1
07.10.2020 00:306.532.9
07.10.2020 00:155.232.9
07.10.2020 00:004.533.6
06.10.2020 23:45--34.4
06.10.2020 23:30--34.4
06.10.2020 23:15--34.4
06.10.2020 23:00--33.6
06.10.2020 22:45--32.9
06.10.2020 22:30--32.9
06.10.2020 22:15--33.6
06.10.2020 22:00--33.6
06.10.2020 21:45--32.9
06.10.2020 21:30--31.5
06.10.2020 21:15--33.6
06.10.2020 21:00--35.1
06.10.2020 20:45--32.9
06.10.2020 20:30--32.9
06.10.2020 20:15--33.6
06.10.2020 20:00--33.6
06.10.2020 19:45--32.9
06.10.2020 19:30--33.6
06.10.2020 19:15--33.6
06.10.2020 19:00--32.9
06.10.2020 18:45--32.9
06.10.2020 18:30--32.9
06.10.2020 18:15--33.6
06.10.2020 18:00--33.6
06.10.2020 17:45--32.9
06.10.2020 17:30--32.2
06.10.2020 17:15--32.9
06.10.2020 17:00--36.6
06.10.2020 16:45--35.9
06.10.2020 16:30--29.4
06.10.2020 16:15--32.2
06.10.2020 16:00--35.1
06.10.2020 15:45--33.6
06.10.2020 15:30--32.9
06.10.2020 15:15--33.6
06.10.2020 15:00--33.6
06.10.2020 14:45--34.4
06.10.2020 14:30--35.1
06.10.2020 14:15--35.1
06.10.2020 14:00--34.4
06.10.2020 13:45--33.6
06.10.2020 13:30--33.6
06.10.2020 13:15--33.6
06.10.2020 13:00--32.9
06.10.2020 12:45--32.9
06.10.2020 12:30--35.1
06.10.2020 12:15--35.9
06.10.2020 12:00--33.6
06.10.2020 11:45--35.1
06.10.2020 11:30--31.5
06.10.2020 11:15--32.2
06.10.2020 11:00--34.4
06.10.2020 10:45--32.9
06.10.2020 10:30--32.9
06.10.2020 10:15--32.2
06.10.2020 10:00--32.9
06.10.2020 09:45--33.6
06.10.2020 09:30--32.9
06.10.2020 09:15--32.9
06.10.2020 09:00--32.9
06.10.2020 08:45--33.6
06.10.2020 08:30--34.4
06.10.2020 08:15--32.9
06.10.2020 08:00--32.2
06.10.2020 07:45--32.2
06.10.2020 07:30--31.5
06.10.2020 07:15--32.2
06.10.2020 07:00--34.4
06.10.2020 06:45--35.1
06.10.2020 06:30--30.8
06.10.2020 06:15--31.5
06.10.2020 06:00--33.6
06.10.2020 05:45--32.2
06.10.2020 05:30--32.2
06.10.2020 05:15--32.9
06.10.2020 05:00--32.2
06.10.2020 04:45--32.9
06.10.2020 04:30--32.9
06.10.2020 04:15--32.2
06.10.2020 04:00--32.9
06.10.2020 03:45--33.6
06.10.2020 03:30--34.4
06.10.2020 03:15--32.2
06.10.2020 03:00--30.8
06.10.2020 02:45--32.9
06.10.2020 02:30--36.6
06.10.2020 02:15--32.9
06.10.2020 02:00--31.5
06.10.2020 01:45--35.1
06.10.2020 01:30--32.9
06.10.2020 01:15--33.6
06.10.2020 01:00--32.2
06.10.2020 00:454.531.5
06.10.2020 00:304.532.9
06.10.2020 00:154.533.6
06.10.2020 00:004.432.9
05.10.2020 23:45--32.9
05.10.2020 23:30--33.6
05.10.2020 23:15--33.6
05.10.2020 23:00--33.6
05.10.2020 22:45--33.6
05.10.2020 22:30--34.4
05.10.2020 22:15--34.4
05.10.2020 22:00--34.4
05.10.2020 21:45--33.6
05.10.2020 21:30--34.4
05.10.2020 21:15--34.4
05.10.2020 21:00--35.9
05.10.2020 20:45--38.1
05.10.2020 20:30--32.9
05.10.2020 20:15--31.5
05.10.2020 20:00--36.6
05.10.2020 19:45--39.7
05.10.2020 19:30--33.6
05.10.2020 19:15--31.5
05.10.2020 19:00--35.1
05.10.2020 18:45--35.1
05.10.2020 18:30--35.1
05.10.2020 18:15--35.9
05.10.2020 18:00--36.6
05.10.2020 17:45--35.9
05.10.2020 17:30--35.1
05.10.2020 17:15--35.9
05.10.2020 17:00--36.6
05.10.2020 16:45--36.6
05.10.2020 16:30--35.9
05.10.2020 16:15--35.9
05.10.2020 16:00--37.4
05.10.2020 15:45--41.3
05.10.2020 15:30--37.4
05.10.2020 15:15--33.6
05.10.2020 15:00--36.6
05.10.2020 14:45--35.9
05.10.2020 14:30--35.9
05.10.2020 14:15--38.9
05.10.2020 14:00--35.9
05.10.2020 13:45--32.9
05.10.2020 13:30--33.6
05.10.2020 13:15--32.9
05.10.2020 13:00--33.6
05.10.2020 12:45--33.6
05.10.2020 12:30--33.6
05.10.2020 12:15--32.9
05.10.2020 12:00--32.9
05.10.2020 11:45--32.2
05.10.2020 11:30--32.2
05.10.2020 11:15--32.9
05.10.2020 11:00--32.2
05.10.2020 10:45--31.5
05.10.2020 10:30--31.5
05.10.2020 10:15--32.2
05.10.2020 10:00--32.9
05.10.2020 09:45--30.1
05.10.2020 09:30--31.5
05.10.2020 09:15--33.6
05.10.2020 09:00--23.6
05.10.2020 08:45--25.5
05.10.2020 08:30--31.5
05.10.2020 08:15--32.2
05.10.2020 08:00--32.9
05.10.2020 07:45--32.9
05.10.2020 07:30--32.9
05.10.2020 07:15--32.9
05.10.2020 07:00--32.9
05.10.2020 06:45--32.9
05.10.2020 06:30--32.9
05.10.2020 06:15--33.6
05.10.2020 06:00--33.6
05.10.2020 05:45--33.6
05.10.2020 05:30--32.9
05.10.2020 05:15--33.6
05.10.2020 05:00--33.6
05.10.2020 04:45--33.6
05.10.2020 04:30--33.6
05.10.2020 04:15--33.6
05.10.2020 04:00--33.6
05.10.2020 03:45--33.6
05.10.2020 03:30--33.6
05.10.2020 03:15--33.6
05.10.2020 03:00--33.6
05.10.2020 02:45--33.6
05.10.2020 02:30--33.6
05.10.2020 02:15--33.6
05.10.2020 02:00--34.4
05.10.2020 01:45--34.4
05.10.2020 01:30--34.4
05.10.2020 01:15--34.4
05.10.2020 01:00--34.4