Measurement results by the hour (Shinjuku) 20 Mar., 2017 - 26 Mar., 2017

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., 26 Mar. 0.0481 0.0388 0.0428
22:01-23:00, Sun., 26 Mar. 0.0460 0.0364 0.0405
21:01-22:00, Sun., 26 Mar. 0.0430 0.0365 0.0392
20:01-21:00, Sun., 26 Mar. 0.0450 0.0366 0.0400
19:01-20:00, Sun., 26 Mar. 0.0447 0.0372 0.0415
18:01-19:00, Sun., 26 Mar. 0.0422 0.0351 0.0377
17:01-18:00, Sun., 26 Mar. 0.0448 0.0361 0.0404
16:01-17:00, Sun., 26 Mar. 0.0427 0.0366 0.0400
15:01-16:00, Sun., 26 Mar. 0.0445 0.0361 0.0399
14:01-15:00, Sun., 26 Mar. 0.0437 0.0365 0.0394
13:01-14:00, Sun., 26 Mar. 0.0456 0.0366 0.0413
12:01-13:00, Sun., 26 Mar. 0.0451 0.0376 0.0413
11:01-12:00, Sun., 26 Mar. 0.0432 0.0367 0.0400
10:01-11:00, Sun., 26 Mar. 0.0464 0.0381 0.0414
09:01-10:00, Sun., 26 Mar. 0.0424 0.0362 0.0390
08:01-09:00, Sun., 26 Mar. 0.0405 0.0353 0.0371
07:01-08:00, Sun., 26 Mar. 0.0408 0.0353 0.0372
06:01-07:00, Sun., 26 Mar. 0.0400 0.0353 0.0376
05:01-06:00, Sun., 26 Mar. 0.0427 0.0362 0.0391
04:01-05:00, Sun., 26 Mar. 0.0428 0.0357 0.0387
03:01-04:00, Sun., 26 Mar. 0.0415 0.0340 0.0375
02:01-03:00, Sun., 26 Mar. 0.0392 0.0348 0.0367
01:01-02:00, Sun., 26 Mar. 0.0371 0.0333 0.0356
00:01-01:00, Sun., 26 Mar. 0.0380 0.0322 0.0358
23:01-24:00, Sat., 25 Mar. 0.0394 0.0339 0.0359
22:01-23:00, Sat., 25 Mar. 0.0386 0.0334 0.0358
21:01-22:00, Sat., 25 Mar. 0.0399 0.0342 0.0358
20:01-21:00, Sat., 25 Mar. 0.0391 0.0337 0.0359
19:01-20:00, Sat., 25 Mar. 0.0380 0.0333 0.0356
18:01-19:00, Sat., 25 Mar. 0.0383 0.0340 0.0360
17:01-18:00, Sat., 25 Mar. 0.0392 0.0340 0.0360
16:01-17:00, Sat., 25 Mar. 0.0379 0.0342 0.0359
15:01-16:00, Sat., 25 Mar. 0.0387 0.0338 0.0362
14:01-15:00, Sat., 25 Mar. 0.0393 0.0340 0.0362
13:01-14:00, Sat., 25 Mar. 0.0394 0.0334 0.0362
12:01-13:00, Sat., 25 Mar. 0.0394 0.0338 0.0361
11:01-12:00, Sat., 25 Mar. 0.0395 0.0330 0.0361
10:01-11:00, Sat., 25 Mar. 0.0388 0.0336 0.0359
09:01-10:00, Sat., 25 Mar. 0.0392 0.0332 0.0358
08:01-09:00, Sat., 25 Mar. 0.0387 0.0343 0.0361
07:01-08:00, Sat., 25 Mar. 0.0382 0.0343 0.0359
06:01-07:00, Sat., 25 Mar. 0.0376 0.0340 0.0360
05:01-06:00, Sat., 25 Mar. 0.0390 0.0334 0.0360
04:01-05:00, Sat., 25 Mar. 0.0378 0.0333 0.0359
03:01-04:00, Sat., 25 Mar. 0.0389 0.0331 0.0357
02:01-03:00, Sat., 25 Mar. 0.0387 0.0336 0.0356
01:01-02:00, Sat., 25 Mar. 0.0381 0.0335 0.0358
00:01-01:00, Sat., 25 Mar. 0.0386 0.0336 0.0355
23:01-24:00, Fri., 24 Mar. 0.0388 0.0331 0.0358
22:01-23:00, Fri., 24 Mar. 0.0378 0.0334 0.0356
21:01-22:00, Fri., 24 Mar. 0.0381 0.0337 0.0356
20:01-21:00, Fri., 24 Mar. 0.0389 0.0343 0.0358
19:01-20:00, Fri., 24 Mar. 0.0382 0.0336 0.0354
18:01-19:00, Fri., 24 Mar. 0.0387 0.0326 0.0359
17:01-18:00, Fri., 24 Mar. 0.0379 0.0327 0.0359
16:01-17:00, Fri., 24 Mar. 0.0380 0.0333 0.0356
15:01-16:00, Fri., 24 Mar. 0.0383 0.0341 0.0359
14:01-15:00, Fri., 24 Mar. 0.0394 0.0342 0.0361
13:01-14:00, Fri., 24 Mar. 0.0384 0.0342 0.0361
12:01-13:00, Fri., 24 Mar. 0.0396 0.0345 0.0361
11:01-12:00, Fri., 24 Mar. 0.0378 0.0341 0.0360
10:01-11:00, Fri., 24 Mar. 0.0384 0.0338 0.0361
09:01-10:00, Fri., 24 Mar. 0.0394 0.0350 0.0364
08:01-09:00, Fri., 24 Mar. 0.0396 0.0348 0.0361
07:01-08:00, Fri., 24 Mar. 0.0391 0.0342 0.0363
06:01-07:00, Fri., 24 Mar. 0.0392 0.0333 0.0362
05:01-06:00, Fri., 24 Mar. 0.0384 0.0344 0.0362
04:01-05:00, Fri., 24 Mar. 0.0391 0.0341 0.0362
03:01-04:00, Fri., 24 Mar. 0.0375 0.0341 0.0360
02:01-03:00, Fri., 24 Mar. 0.0396 0.0340 0.0362
01:01-02:00, Fri., 24 Mar. 0.0385 0.0338 0.0362
00:01-01:00, Fri., 24 Mar. 0.0392 0.0334 0.0360
23:01-24:00, Thu., 23 Mar. 0.0390 0.0345 0.0363
22:01-23:00, Thu., 23 Mar. 0.0396 0.0347 0.0364
21:01-22:00, Thu., 23 Mar. 0.0407 0.0342 0.0371
20:01-21:00, Thu., 23 Mar. 0.0431 0.0360 0.0396
19:01-20:00, Thu., 23 Mar. 0.0424 0.0346 0.0384
18:01-19:00, Thu., 23 Mar. 0.0386 0.0345 0.0361
17:01-18:00, Thu., 23 Mar. 0.0408 0.0343 0.0361
16:01-17:00, Thu., 23 Mar. 0.0381 0.0338 0.0359
15:01-16:00, Thu., 23 Mar. 0.0386 0.0339 0.0363
14:01-15:00, Thu., 23 Mar. 0.0388 0.0341 0.0364
13:01-14:00, Thu., 23 Mar. 0.0404 0.0347 0.0367
12:01-13:00, Thu., 23 Mar. 0.0398 0.0345 0.0363
11:01-12:00, Thu., 23 Mar. 0.0390 0.0339 0.0362
10:01-11:00, Thu., 23 Mar. 0.0382 0.0339 0.0361
09:01-10:00, Thu., 23 Mar. 0.0400 0.0344 0.0362
08:01-09:00, Thu., 23 Mar. 0.0404 0.0339 0.0360
07:01-08:00, Thu., 23 Mar. 0.0394 0.0339 0.0363
06:01-07:00, Thu., 23 Mar. 0.0391 0.0339 0.0362
05:01-06:00, Thu., 23 Mar. 0.0389 0.0339 0.0359
04:01-05:00, Thu., 23 Mar. 0.0379 0.0332 0.0357
03:01-04:00, Thu., 23 Mar. 0.0400 0.0341 0.0363
02:01-03:00, Thu., 23 Mar. 0.0391 0.0337 0.0359
01:01-02:00, Thu., 23 Mar. 0.0394 0.0344 0.0362
00:01-01:00, Thu., 23 Mar. 0.0399 0.0338 0.0359
23:01-24:00, Wed., 22 Mar. 0.0393 0.0333 0.0359
22:01-23:00, Wed., 22 Mar. 0.0395 0.0340 0.0361
21:01-22:00, Wed., 22 Mar. 0.0387 0.0335 0.0359
20:01-21:00, Wed., 22 Mar. 0.0387 0.0338 0.0360
19:01-20:00, Wed., 22 Mar. 0.0379 0.0335 0.0356
18:01-19:00, Wed., 22 Mar. 0.0398 0.0337 0.0359
17:01-18:00, Wed., 22 Mar. 0.0391 0.0341 0.0361
16:01-17:00, Wed., 22 Mar. 0.0381 0.0344 0.0360
15:01-16:00, Wed., 22 Mar. 0.0393 0.0338 0.0360
14:01-15:00, Wed., 22 Mar. 0.0388 0.0343 0.0364
13:01-14:00, Wed., 22 Mar. 0.0386 0.0343 0.0359
12:01-13:00, Wed., 22 Mar. 0.0394 0.0343 0.0361
11:01-12:00, Wed., 22 Mar. 0.0389 0.0338 0.0361
10:01-11:00, Wed., 22 Mar. 0.0391 0.0338 0.0359
09:01-10:00, Wed., 22 Mar. 0.0390 0.0332 0.0359
08:01-09:00, Wed., 22 Mar. 0.0395 0.0339 0.0361
07:01-08:00, Wed., 22 Mar. 0.0382 0.0336 0.0360
06:01-07:00, Wed., 22 Mar. 0.0389 0.0339 0.0359
05:01-06:00, Wed., 22 Mar. 0.0376 0.0338 0.0361
04:01-05:00, Wed., 22 Mar. 0.0381 0.0345 0.0359
03:01-04:00, Wed., 22 Mar. 0.0396 0.0343 0.0364
02:01-03:00, Wed., 22 Mar. 0.0405 0.0339 0.0362
01:01-02:00, Wed., 22 Mar. 0.0397 0.0336 0.0363
00:01-01:00, Wed., 22 Mar. 0.0397 0.0346 0.0362
23:01-24:00, Tue., 21 Mar. 0.0413 0.0343 0.0367
22:01-23:00, Tue., 21 Mar. 0.0409 0.0358 0.0383
21:01-22:00, Tue., 21 Mar. 0.0440 0.0370 0.0409
20:01-21:00, Tue., 21 Mar. 0.0430 0.0366 0.0401
19:01-20:00, Tue., 21 Mar. 0.0433 0.0362 0.0393
18:01-19:00, Tue., 21 Mar. 0.0432 0.0355 0.0391
17:01-18:00, Tue., 21 Mar. 0.0473 0.0385 0.0430
16:01-17:00, Tue., 21 Mar. 0.0454 0.0389 0.0425
15:01-16:00, Tue., 21 Mar. 0.0467 0.0393 0.0431
14:01-15:00, Tue., 21 Mar. 0.0450 0.0390 0.0420
13:01-14:00, Tue., 21 Mar. 0.0438 0.0368 0.0410
12:01-13:00, Tue., 21 Mar. 0.0455 0.0379 0.0411
11:01-12:00, Tue., 21 Mar. 0.0461 0.0383 0.0424
10:01-11:00, Tue., 21 Mar. 0.0527 0.0435 0.0469
09:01-10:00, Tue., 21 Mar. 0.0493 0.0439 0.0472
08:01-09:00, Tue., 21 Mar. 0.0504 0.0433 0.0463
07:01-08:00, Tue., 21 Mar. 0.0477 0.0409 0.0445
06:01-07:00, Tue., 21 Mar. 0.0456 0.0367 0.0399
05:01-06:00, Tue., 21 Mar. 0.0429 0.0361 0.0396
04:01-05:00, Tue., 21 Mar. 0.0459 0.0374 0.0413
03:01-04:00, Tue., 21 Mar. 0.0475 0.0414 0.0442
02:01-03:00, Tue., 21 Mar. 0.0459 0.0360 0.0401
01:01-02:00, Tue., 21 Mar. 0.0403 0.0341 0.0365
00:01-01:00, Tue., 21 Mar. 0.0380 0.0332 0.0360
23:01-24:00, Mon., 20 Mar. 0.0383 0.0340 0.0360
22:01-23:00, Mon., 20 Mar. 0.0389 0.0342 0.0362
21:01-22:00, Mon., 20 Mar. 0.0380 0.0339 0.0361
20:01-21:00, Mon., 20 Mar. 0.0395 0.0343 0.0361
19:01-20:00, Mon., 20 Mar. 0.0386 0.0335 0.0361
18:01-19:00, Mon., 20 Mar. 0.0397 0.0345 0.0364
17:01-18:00, Mon., 20 Mar. 0.0391 0.0347 0.0363
16:01-17:00, Mon., 20 Mar. 0.0399 0.0344 0.0363
15:01-16:00, Mon., 20 Mar. 0.0387 0.0338 0.0361
14:01-15:00, Mon., 20 Mar. 0.0388 0.0341 0.0362
13:01-14:00, Mon., 20 Mar. 0.0388 0.0342 0.0365
12:01-13:00, Mon., 20 Mar. 0.0394 0.0342 0.0366
11:01-12:00, Mon., 20 Mar. 0.0401 0.0343 0.0365
10:01-11:00, Mon., 20 Mar. 0.0395 0.0340 0.0363
09:01-10:00, Mon., 20 Mar. 0.0386 0.0340 0.0363
08:01-09:00, Mon., 20 Mar. 0.0400 0.0344 0.0366
07:01-08:00, Mon., 20 Mar. 0.0396 0.0347 0.0365
06:01-07:00, Mon., 20 Mar. 0.0399 0.0343 0.0364
05:01-06:00, Mon., 20 Mar. 0.0383 0.0337 0.0361
04:01-05:00, Mon., 20 Mar. 0.0387 0.0347 0.0361
03:01-04:00, Mon., 20 Mar. 0.0394 0.0344 0.0362
02:01-03:00, Mon., 20 Mar. 0.0401 0.0347 0.0363
01:01-02:00, Mon., 20 Mar. 0.0392 0.0338 0.0362
00:01-01:00, Mon., 20 Mar. 0.0395 0.0344 0.0364