Measurement results by the hour (Kodaira) 12 Oct., 2026 - 18 Oct., 2026

Shown in µGy/h (microgray per hour)

Gray indicates an amount of energy (absorbed dose) when radiation hits a material object, and 1 gray (Gy) of radiation doses in the air can be converted to 1 sievert (Sv).

Measurement time Dose rate
μGy/h (microgray per hour)
Maximum value Minimum value Average value
23:01-24:00, Sun., 18 Oct. 0.0370 0.0311 0.0339
22:01-23:00, Sun., 18 Oct. 0.0362 0.0314 0.0339
21:01-22:00, Sun., 18 Oct. 0.0363 0.0315 0.0339
20:01-21:00, Sun., 18 Oct. 0.0357 0.0309 0.0334
19:01-20:00, Sun., 18 Oct. 0.0352 0.0310 0.0336
18:01-19:00, Sun., 18 Oct. 0.0365 0.0309 0.0337
17:01-18:00, Sun., 18 Oct. 0.0364 0.0315 0.0340
16:01-17:00, Sun., 18 Oct. 0.0356 0.0322 0.0340
15:01-16:00, Sun., 18 Oct. 0.0363 0.0317 0.0343
14:01-15:00, Sun., 18 Oct. 0.0362 0.0309 0.0344
13:01-14:00, Sun., 18 Oct. 0.0368 0.0329 0.0347
12:01-13:00, Sun., 18 Oct. 0.0378 0.0327 0.0349
11:01-12:00, Sun., 18 Oct. 0.0376 0.0329 0.0348
10:01-11:00, Sun., 18 Oct. 0.0367 0.0318 0.0349
09:01-10:00, Sun., 18 Oct. 0.0372 0.0328 0.0348
08:01-09:00, Sun., 18 Oct. 0.0371 0.0329 0.0349
07:01-08:00, Sun., 18 Oct. 0.0369 0.0321 0.0346
06:01-07:00, Sun., 18 Oct. 0.0375 0.0322 0.0349
05:01-06:00, Sun., 18 Oct. 0.0368 0.0329 0.0349
04:01-05:00, Sun., 18 Oct. 0.0377 0.0318 0.0349
03:01-04:00, Sun., 18 Oct. 0.0379 0.0327 0.0358
02:01-03:00, Sun., 18 Oct. 0.0377 0.0336 0.0353
01:01-02:00, Sun., 18 Oct. 0.0380 0.0317 0.0351
00:01-01:00, Sun., 18 Oct. 0.0382 0.0332 0.0351
23:01-24:00, Sat., 17 Oct. 0.0372 0.0329 0.0348
22:01-23:00, Sat., 17 Oct. 0.0367 0.0327 0.0344
21:01-22:00, Sat., 17 Oct. 0.0373 0.0325 0.0347
20:01-21:00, Sat., 17 Oct. 0.0359 0.0315 0.0338
19:01-20:00, Sat., 17 Oct. 0.0362 0.0318 0.0338
18:01-19:00, Sat., 17 Oct. 0.0363 0.0324 0.0342
17:01-18:00, Sat., 17 Oct. 0.0371 0.0317 0.0343
16:01-17:00, Sat., 17 Oct. 0.0371 0.0320 0.0344
15:01-16:00, Sat., 17 Oct. 0.0366 0.0318 0.0344
14:01-15:00, Sat., 17 Oct. 0.0363 0.0323 0.0345
13:01-14:00, Sat., 17 Oct. 0.0370 0.0319 0.0346
12:01-13:00, Sat., 17 Oct. 0.0372 0.0323 0.0347
11:01-12:00, Sat., 17 Oct. 0.0374 0.0325 0.0347
10:01-11:00, Sat., 17 Oct. 0.0377 0.0328 0.0347
09:01-10:00, Sat., 17 Oct. 0.0377 0.0327 0.0346
08:01-09:00, Sat., 17 Oct. 0.0371 0.0323 0.0346
07:01-08:00, Sat., 17 Oct. 0.0378 0.0315 0.0341
06:01-07:00, Sat., 17 Oct. 0.0360 0.0319 0.0340
05:01-06:00, Sat., 17 Oct. 0.0370 0.0311 0.0340
04:01-05:00, Sat., 17 Oct. 0.0376 0.0318 0.0342
03:01-04:00, Sat., 17 Oct. 0.0370 0.0318 0.0341
02:01-03:00, Sat., 17 Oct. 0.0364 0.0318 0.0341
01:01-02:00, Sat., 17 Oct. 0.0364 0.0318 0.0340
00:01-01:00, Sat., 17 Oct. 0.0366 0.0311 0.0339
23:01-24:00, Fri., 16 Oct. 0.0363 0.0320 0.0340
22:01-23:00, Fri., 16 Oct. 0.0371 0.0325 0.0344
21:01-22:00, Fri., 16 Oct. 0.0373 0.0316 0.0346
20:01-21:00, Fri., 16 Oct. 0.0370 0.0329 0.0350
19:01-20:00, Fri., 16 Oct. 0.0375 0.0318 0.0344
18:01-19:00, Fri., 16 Oct. 0.0365 0.0315 0.0341
17:01-18:00, Fri., 16 Oct. 0.0368 0.0322 0.0343
16:01-17:00, Fri., 16 Oct. 0.0379 0.0304 0.0344
15:01-16:00, Fri., 16 Oct. 0.0373 0.0325 0.0346
14:01-15:00, Fri., 16 Oct. 0.0370 0.0315 0.0345
13:01-14:00, Fri., 16 Oct. 0.0372 0.0322 0.0342
12:01-13:00, Fri., 16 Oct. 0.0365 0.0322 0.0347
11:01-12:00, Fri., 16 Oct. 0.0367 0.0327 0.0350
10:01-11:00, Fri., 16 Oct. 0.0374 0.0327 0.0351
09:01-10:00, Fri., 16 Oct. 0.0377 0.0325 0.0350
08:01-09:00, Fri., 16 Oct. 0.0363 0.0324 0.0346
07:01-08:00, Fri., 16 Oct. 0.0377 0.0318 0.0348
06:01-07:00, Fri., 16 Oct. 0.0369 0.0322 0.0346
05:01-06:00, Fri., 16 Oct. 0.0369 0.0313 0.0344
04:01-05:00, Fri., 16 Oct. 0.0381 0.0325 0.0345
03:01-04:00, Fri., 16 Oct. 0.0370 0.0317 0.0341
02:01-03:00, Fri., 16 Oct. 0.0359 0.0313 0.0341
01:01-02:00, Fri., 16 Oct. 0.0363 0.0319 0.0342
00:01-01:00, Fri., 16 Oct. 0.0367 0.0314 0.0341
23:01-24:00, Thu., 15 Oct. 0.0361 0.0321 0.0338
22:01-23:00, Thu., 15 Oct. 0.0360 0.0315 0.0336
21:01-22:00, Thu., 15 Oct. 0.0353 0.0311 0.0337
20:01-21:00, Thu., 15 Oct. 0.0359 0.0313 0.0335
19:01-20:00, Thu., 15 Oct. 0.0355 0.0312 0.0333
18:01-19:00, Thu., 15 Oct. 0.0356 0.0318 0.0340
17:01-18:00, Thu., 15 Oct. 0.0370 0.0315 0.0340
16:01-17:00, Thu., 15 Oct. 0.0371 0.0321 0.0339
15:01-16:00, Thu., 15 Oct. 0.0361 0.0317 0.0342
14:01-15:00, Thu., 15 Oct. 0.0381 0.0324 0.0346
13:01-14:00, Thu., 15 Oct. 0.0374 0.0318 0.0347
12:01-13:00, Thu., 15 Oct. 0.0380 0.0317 0.0348
11:01-12:00, Thu., 15 Oct. 0.0365 0.0320 0.0343
10:01-11:00, Thu., 15 Oct. 0.0371 0.0321 0.0344
09:01-10:00, Thu., 15 Oct. 0.0366 0.0317 0.0343
08:01-09:00, Thu., 15 Oct. 0.0360 0.0311 0.0342
07:01-08:00, Thu., 15 Oct. 0.0370 0.0315 0.0340
06:01-07:00, Thu., 15 Oct. 0.0362 0.0326 0.0343
05:01-06:00, Thu., 15 Oct. 0.0367 0.0320 0.0342
04:01-05:00, Thu., 15 Oct. 0.0367 0.0319 0.0342
03:01-04:00, Thu., 15 Oct. 0.0363 0.0315 0.0342
02:01-03:00, Thu., 15 Oct. 0.0368 0.0317 0.0341
01:01-02:00, Thu., 15 Oct. 0.0362 0.0315 0.0340
00:01-01:00, Thu., 15 Oct. 0.0358 0.0321 0.0342
23:01-24:00, Wed., 14 Oct. 0.0370 0.0321 0.0343
22:01-23:00, Wed., 14 Oct. 0.0367 0.0322 0.0343
21:01-22:00, Wed., 14 Oct. 0.0371 0.0322 0.0344
20:01-21:00, Wed., 14 Oct. 0.0368 0.0315 0.0342
19:01-20:00, Wed., 14 Oct. 0.0365 0.0329 0.0346
18:01-19:00, Wed., 14 Oct. 0.0369 0.0318 0.0345
17:01-18:00, Wed., 14 Oct. 0.0377 0.0317 0.0347
16:01-17:00, Wed., 14 Oct. 0.0367 0.0320 0.0348
15:01-16:00, Wed., 14 Oct. 0.0368 0.0315 0.0348
14:01-15:00, Wed., 14 Oct. 0.0363 0.0317 0.0346
13:01-14:00, Wed., 14 Oct. 0.0376 0.0312 0.0342
12:01-13:00, Wed., 14 Oct. 0.0373 0.0324 0.0346
11:01-12:00, Wed., 14 Oct. 0.0373 0.0315 0.0350
10:01-11:00, Wed., 14 Oct. 0.0371 0.0316 0.0346
09:01-10:00, Wed., 14 Oct. 0.0370 0.0328 0.0344
08:01-09:00, Wed., 14 Oct. 0.0372 0.0325 0.0348
07:01-08:00, Wed., 14 Oct. 0.0378 0.0332 0.0351
06:01-07:00, Wed., 14 Oct. 0.0382 0.0325 0.0353
05:01-06:00, Wed., 14 Oct. 0.0385 0.0332 0.0351
04:01-05:00, Wed., 14 Oct. 0.0395 0.0329 0.0354
03:01-04:00, Wed., 14 Oct. 0.0375 0.0329 0.0354
02:01-03:00, Wed., 14 Oct. 0.0375 0.0329 0.0349
01:01-02:00, Wed., 14 Oct. 0.0386 0.0329 0.0349
00:01-01:00, Wed., 14 Oct. 0.0369 0.0320 0.0347
23:01-24:00, Tue., 13 Oct. 0.0380 0.0322 0.0347
22:01-23:00, Tue., 13 Oct. 0.0361 0.0313 0.0341
21:01-22:00, Tue., 13 Oct. 0.0362 0.0318 0.0339
20:01-21:00, Tue., 13 Oct. 0.0360 0.0309 0.0336
19:01-20:00, Tue., 13 Oct. 0.0360 0.0304 0.0334
18:01-19:00, Tue., 13 Oct. 0.0364 0.0302 0.0336
17:01-18:00, Tue., 13 Oct. 0.0365 0.0308 0.0335
16:01-17:00, Tue., 13 Oct. 0.0357 0.0315 0.0337
15:01-16:00, Tue., 13 Oct. 0.0366 0.0318 0.0340
14:01-15:00, Tue., 13 Oct. 0.0367 0.0322 0.0341
13:01-14:00, Tue., 13 Oct. 0.0368 0.0321 0.0343
12:01-13:00, Tue., 13 Oct. 0.0369 0.0318 0.0345
11:01-12:00, Tue., 13 Oct. 0.0366 0.0321 0.0344
10:01-11:00, Tue., 13 Oct. 0.0377 0.0329 0.0346
09:01-10:00, Tue., 13 Oct. 0.0369 0.0318 0.0343
08:01-09:00, Tue., 13 Oct. 0.0362 0.0318 0.0342
07:01-08:00, Tue., 13 Oct. 0.0367 0.0330 0.0349
06:01-07:00, Tue., 13 Oct. 0.0384 0.0326 0.0349
05:01-06:00, Tue., 13 Oct. 0.0377 0.0325 0.0345
04:01-05:00, Tue., 13 Oct. 0.0363 0.0322 0.0343
03:01-04:00, Tue., 13 Oct. 0.0370 0.0318 0.0340
02:01-03:00, Tue., 13 Oct. 0.0364 0.0313 0.0337
01:01-02:00, Tue., 13 Oct. 0.0366 0.0315 0.0336
00:01-01:00, Tue., 13 Oct. 0.0363 0.0319 0.0340
23:01-24:00, Mon., 12 Oct. 0.0363 0.0315 0.0337
22:01-23:00, Mon., 12 Oct. 0.0356 0.0311 0.0334
21:01-22:00, Mon., 12 Oct. 0.0353 0.0313 0.0333
20:01-21:00, Mon., 12 Oct. 0.0344 0.0308 0.0329
19:01-20:00, Mon., 12 Oct. 0.0356 0.0311 0.0336
18:01-19:00, Mon., 12 Oct. 0.0366 0.0309 0.0336
17:01-18:00, Mon., 12 Oct. 0.0383 0.0312 0.0342
16:01-17:00, Mon., 12 Oct. 0.0366 0.0322 0.0344
15:01-16:00, Mon., 12 Oct. 0.0363 0.0315 0.0344
14:01-15:00, Mon., 12 Oct. 0.0367 0.0315 0.0347
13:01-14:00, Mon., 12 Oct. 0.0372 0.0330 0.0347
12:01-13:00, Mon., 12 Oct. 0.0370 0.0325 0.0348
11:01-12:00, Mon., 12 Oct. 0.0376 0.0329 0.0351
10:01-11:00, Mon., 12 Oct. 0.0377 0.0319 0.0346
09:01-10:00, Mon., 12 Oct. 0.0378 0.0323 0.0352
08:01-09:00, Mon., 12 Oct. 0.0393 0.0318 0.0348
07:01-08:00, Mon., 12 Oct. 0.0364 0.0317 0.0345
06:01-07:00, Mon., 12 Oct. 0.0370 0.0324 0.0349
05:01-06:00, Mon., 12 Oct. 0.0372 0.0325 0.0347
04:01-05:00, Mon., 12 Oct. 0.0365 0.0324 0.0344
03:01-04:00, Mon., 12 Oct. 0.0362 0.0314 0.0343
02:01-03:00, Mon., 12 Oct. 0.0371 0.0325 0.0345
01:01-02:00, Mon., 12 Oct. 0.0377 0.0328 0.0350
00:01-01:00, Mon., 12 Oct. 0.0377 0.0331 0.0350