Measurement results by the hour (Koto) 28 Jan., 2019 - 3 Feb., 2019

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., 03 Feb. 0.0368 0.0323 0.0348
22:01-23:00, Sun., 03 Feb. 0.0365 0.0322 0.0347
21:01-22:00, Sun., 03 Feb. 0.0376 0.0323 0.0346
20:01-21:00, Sun., 03 Feb. 0.0370 0.0325 0.0347
19:01-20:00, Sun., 03 Feb. 0.0376 0.0326 0.0348
18:01-19:00, Sun., 03 Feb. 0.0366 0.0326 0.0345
17:01-18:00, Sun., 03 Feb. 0.0376 0.0324 0.0349
16:01-17:00, Sun., 03 Feb. 0.0366 0.0322 0.0347
15:01-16:00, Sun., 03 Feb. 0.0371 0.0325 0.0348
14:01-15:00, Sun., 03 Feb. 0.0377 0.0330 0.0349
13:01-14:00, Sun., 03 Feb. 0.0374 0.0316 0.0346
12:01-13:00, Sun., 03 Feb. 0.0372 0.0326 0.0347
11:01-12:00, Sun., 03 Feb. 0.0374 0.0329 0.0349
10:01-11:00, Sun., 03 Feb. 0.0368 0.0326 0.0347
09:01-10:00, Sun., 03 Feb. 0.0366 0.0331 0.0350
08:01-09:00, Sun., 03 Feb. 0.0368 0.0327 0.0348
07:01-08:00, Sun., 03 Feb. 0.0374 0.0333 0.0349
06:01-07:00, Sun., 03 Feb. 0.0370 0.0327 0.0349
05:01-06:00, Sun., 03 Feb. 0.0373 0.0325 0.0345
04:01-05:00, Sun., 03 Feb. 0.0375 0.0330 0.0349
03:01-04:00, Sun., 03 Feb. 0.0364 0.0320 0.0344
02:01-03:00, Sun., 03 Feb. 0.0371 0.0326 0.0345
01:01-02:00, Sun., 03 Feb. 0.0366 0.0326 0.0347
00:01-01:00, Sun., 03 Feb. 0.0367 0.0327 0.0346
23:01-24:00, Sat., 02 Feb. 0.0363 0.0324 0.0347
22:01-23:00, Sat., 02 Feb. 0.0363 0.0324 0.0344
21:01-22:00, Sat., 02 Feb. 0.0376 0.0331 0.0348
20:01-21:00, Sat., 02 Feb. 0.0369 0.0327 0.0347
19:01-20:00, Sat., 02 Feb. 0.0370 0.0323 0.0347
18:01-19:00, Sat., 02 Feb. 0.0372 0.0325 0.0349
17:01-18:00, Sat., 02 Feb. 0.0370 0.0325 0.0345
16:01-17:00, Sat., 02 Feb. 0.0371 0.0331 0.0347
15:01-16:00, Sat., 02 Feb. 0.0369 0.0332 0.0349
14:01-15:00, Sat., 02 Feb. 0.0364 0.0324 0.0345
13:01-14:00, Sat., 02 Feb. 0.0373 0.0330 0.0348
12:01-13:00, Sat., 02 Feb. 0.0373 0.0331 0.0348
11:01-12:00, Sat., 02 Feb. 0.0369 0.0331 0.0348
10:01-11:00, Sat., 02 Feb. 0.0370 0.0325 0.0348
09:01-10:00, Sat., 02 Feb. 0.0369 0.0321 0.0349
08:01-09:00, Sat., 02 Feb. 0.0371 0.0332 0.0349
07:01-08:00, Sat., 02 Feb. 0.0368 0.0337 0.0354
06:01-07:00, Sat., 02 Feb. 0.0377 0.0329 0.0352
05:01-06:00, Sat., 02 Feb. 0.0373 0.0331 0.0354
04:01-05:00, Sat., 02 Feb. 0.0375 0.0326 0.0351
03:01-04:00, Sat., 02 Feb. 0.0360 0.0326 0.0345
02:01-03:00, Sat., 02 Feb. 0.0369 0.0319 0.0345
01:01-02:00, Sat., 02 Feb. 0.0361 0.0329 0.0345
00:01-01:00, Sat., 02 Feb. 0.0368 0.0328 0.0346
23:01-24:00, Fri., 01 Feb. 0.0366 0.0326 0.0347
22:01-23:00, Fri., 01 Feb. 0.0371 0.0327 0.0348
21:01-22:00, Fri., 01 Feb. 0.0362 0.0323 0.0347
20:01-21:00, Fri., 01 Feb. 0.0364 0.0322 0.0344
19:01-20:00, Fri., 01 Feb. 0.0366 0.0319 0.0347
18:01-19:00, Fri., 01 Feb. 0.0378 0.0323 0.0347
17:01-18:00, Fri., 01 Feb. 0.0368 0.0327 0.0344
16:01-17:00, Fri., 01 Feb. 0.0378 0.0322 0.0345
15:01-16:00, Fri., 01 Feb. 0.0363 0.0327 0.0344
14:01-15:00, Fri., 01 Feb. 0.0365 0.0325 0.0345
13:01-14:00, Fri., 01 Feb. 0.0367 0.0319 0.0344
12:01-13:00, Fri., 01 Feb. 0.0364 0.0324 0.0345
11:01-12:00, Fri., 01 Feb. 0.0375 0.0327 0.0344
10:01-11:00, Fri., 01 Feb. 0.0371 0.0324 0.0344
09:01-10:00, Fri., 01 Feb. 0.0363 0.0325 0.0344
08:01-09:00, Fri., 01 Feb. 0.0364 0.0326 0.0344
07:01-08:00, Fri., 01 Feb. 0.0362 0.0314 0.0345
06:01-07:00, Fri., 01 Feb. 0.0366 0.0333 0.0348
05:01-06:00, Fri., 01 Feb. 0.0360 0.0317 0.0346
04:01-05:00, Fri., 01 Feb. 0.0371 0.0330 0.0345
03:01-04:00, Fri., 01 Feb. 0.0369 0.0330 0.0348
02:01-03:00, Fri., 01 Feb. 0.0373 0.0326 0.0352
01:01-02:00, Fri., 01 Feb. 0.0407 0.0342 0.0366
00:01-01:00, Fri., 01 Feb. 0.0499 0.0367 0.0426
23:01-24:00, Thu., 31 Jan. 0.0585 0.0473 0.0533
22:01-23:00, Thu., 31 Jan. 0.0588 0.0512 0.0554
21:01-22:00, Thu., 31 Jan. 0.0539 0.0468 0.0507
20:01-21:00, Thu., 31 Jan. 0.0556 0.0488 0.0515
19:01-20:00, Thu., 31 Jan. 0.0531 0.0447 0.0488
18:01-19:00, Thu., 31 Jan. 0.0480 0.0409 0.0441
17:01-18:00, Thu., 31 Jan. 0.0501 0.0351 0.0396
16:01-17:00, Thu., 31 Jan. 0.0369 0.0333 0.0352
15:01-16:00, Thu., 31 Jan. 0.0382 0.0335 0.0357
14:01-15:00, Thu., 31 Jan. 0.0381 0.0337 0.0356
13:01-14:00, Thu., 31 Jan. 0.0376 0.0337 0.0357
12:01-13:00, Thu., 31 Jan. 0.0380 0.0338 0.0361
11:01-12:00, Thu., 31 Jan. 0.0393 0.0343 0.0368
10:01-11:00, Thu., 31 Jan. 0.0412 0.0369 0.0389
09:01-10:00, Thu., 31 Jan. 0.0429 0.0369 0.0394
08:01-09:00, Thu., 31 Jan. 0.0383 0.0340 0.0363
07:01-08:00, Thu., 31 Jan. 0.0392 0.0337 0.0357
06:01-07:00, Thu., 31 Jan. 0.0386 0.0336 0.0361
05:01-06:00, Thu., 31 Jan. 0.0376 0.0338 0.0358
04:01-05:00, Thu., 31 Jan. 0.0380 0.0340 0.0358
03:01-04:00, Thu., 31 Jan. 0.0375 0.0337 0.0355
02:01-03:00, Thu., 31 Jan. 0.0385 0.0335 0.0358
01:01-02:00, Thu., 31 Jan. 0.0379 0.0337 0.0359
00:01-01:00, Thu., 31 Jan. 0.0382 0.0333 0.0356
23:01-24:00, Wed., 30 Jan. 0.0383 0.0336 0.0356
22:01-23:00, Wed., 30 Jan. 0.0377 0.0333 0.0355
21:01-22:00, Wed., 30 Jan. 0.0376 0.0337 0.0354
20:01-21:00, Wed., 30 Jan. 0.0379 0.0336 0.0354
19:01-20:00, Wed., 30 Jan. 0.0386 0.0336 0.0354
18:01-19:00, Wed., 30 Jan. 0.0382 0.0337 0.0354
17:01-18:00, Wed., 30 Jan. 0.0389 0.0329 0.0355
16:01-17:00, Wed., 30 Jan. 0.0374 0.0328 0.0353
15:01-16:00, Wed., 30 Jan. 0.0371 0.0329 0.0354
14:01-15:00, Wed., 30 Jan. 0.0387 0.0332 0.0355
13:01-14:00, Wed., 30 Jan. 0.0388 0.0331 0.0353
12:01-13:00, Wed., 30 Jan. 0.0373 0.0332 0.0355
11:01-12:00, Wed., 30 Jan. 0.0374 0.0333 0.0355
10:01-11:00, Wed., 30 Jan. 0.0373 0.0337 0.0352
09:01-10:00, Wed., 30 Jan. 0.0373 0.0337 0.0355
08:01-09:00, Wed., 30 Jan. 0.0372 0.0329 0.0357
07:01-08:00, Wed., 30 Jan. 0.0377 0.0333 0.0354
06:01-07:00, Wed., 30 Jan. 0.0373 0.0332 0.0355
05:01-06:00, Wed., 30 Jan. 0.0381 0.0329 0.0355
04:01-05:00, Wed., 30 Jan. 0.0385 0.0330 0.0355
03:01-04:00, Wed., 30 Jan. 0.0379 0.0330 0.0353
02:01-03:00, Wed., 30 Jan. 0.0373 0.0340 0.0356
01:01-02:00, Wed., 30 Jan. 0.0376 0.0334 0.0357
00:01-01:00, Wed., 30 Jan. 0.0373 0.0332 0.0355
23:01-24:00, Tue., 29 Jan. 0.0376 0.0338 0.0354
22:01-23:00, Tue., 29 Jan. 0.0372 0.0330 0.0353
21:01-22:00, Tue., 29 Jan. 0.0375 0.0330 0.0352
20:01-21:00, Tue., 29 Jan. 0.0375 0.0331 0.0353
19:01-20:00, Tue., 29 Jan. 0.0375 0.0338 0.0356
18:01-19:00, Tue., 29 Jan. 0.0375 0.0337 0.0352
17:01-18:00, Tue., 29 Jan. 0.0379 0.0331 0.0354
16:01-17:00, Tue., 29 Jan. 0.0375 0.0333 0.0351
15:01-16:00, Tue., 29 Jan. 0.0383 0.0334 0.0353
14:01-15:00, Tue., 29 Jan. 0.0380 0.0335 0.0356
13:01-14:00, Tue., 29 Jan. 0.0374 0.0339 0.0356
12:01-13:00, Tue., 29 Jan. 0.0382 0.0333 0.0354
11:01-12:00, Tue., 29 Jan. 0.0372 0.0337 0.0357
10:01-11:00, Tue., 29 Jan. 0.0380 0.0337 0.0354
09:01-10:00, Tue., 29 Jan. 0.0378 0.0329 0.0357
08:01-09:00, Tue., 29 Jan. 0.0380 0.0337 0.0356
07:01-08:00, Tue., 29 Jan. 0.0382 0.0337 0.0357
06:01-07:00, Tue., 29 Jan. 0.0378 0.0333 0.0356
05:01-06:00, Tue., 29 Jan. 0.0375 0.0338 0.0355
04:01-05:00, Tue., 29 Jan. 0.0383 0.0335 0.0358
03:01-04:00, Tue., 29 Jan. 0.0369 0.0336 0.0354
02:01-03:00, Tue., 29 Jan. 0.0379 0.0336 0.0358
01:01-02:00, Tue., 29 Jan. 0.0370 0.0337 0.0353
00:01-01:00, Tue., 29 Jan. 0.0372 0.0326 0.0351
23:01-24:00, Mon., 28 Jan. 0.0383 0.0332 0.0352
22:01-23:00, Mon., 28 Jan. 0.0372 0.0320 0.0349
21:01-22:00, Mon., 28 Jan. 0.0376 0.0333 0.0352
20:01-21:00, Mon., 28 Jan. 0.0376 0.0333 0.0351
19:01-20:00, Mon., 28 Jan. 0.0370 0.0329 0.0350
18:01-19:00, Mon., 28 Jan. 0.0368 0.0329 0.0351
17:01-18:00, Mon., 28 Jan. 0.0368 0.0333 0.0351
16:01-17:00, Mon., 28 Jan. 0.0372 0.0329 0.0352
15:01-16:00, Mon., 28 Jan. 0.0376 0.0324 0.0350
14:01-15:00, Mon., 28 Jan. 0.0364 0.0328 0.0348
13:01-14:00, Mon., 28 Jan. 0.0371 0.0330 0.0352
12:01-13:00, Mon., 28 Jan. 0.0378 0.0330 0.0354
11:01-12:00, Mon., 28 Jan. 0.0374 0.0322 0.0349
10:01-11:00, Mon., 28 Jan. 0.0380 0.0325 0.0354
09:01-10:00, Mon., 28 Jan. 0.0371 0.0331 0.0349
08:01-09:00, Mon., 28 Jan. 0.0383 0.0329 0.0350
07:01-08:00, Mon., 28 Jan. 0.0377 0.0325 0.0352
06:01-07:00, Mon., 28 Jan. 0.0370 0.0329 0.0350
05:01-06:00, Mon., 28 Jan. 0.0369 0.0324 0.0350
04:01-05:00, Mon., 28 Jan. 0.0378 0.0327 0.0353
03:01-04:00, Mon., 28 Jan. 0.0378 0.0328 0.0352
02:01-03:00, Mon., 28 Jan. 0.0370 0.0326 0.0352
01:01-02:00, Mon., 28 Jan. 0.0370 0.0325 0.0352
00:01-01:00, Mon., 28 Jan. 0.0368 0.0329 0.0352