Measurement results by the hour (Shinjuku) 27 Jan., 2020 - 2 Feb., 2020

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., 02 Feb. 0.0384 0.0349 0.0364
22:01-23:00, Sun., 02 Feb. 0.0404 0.0344 0.0364
21:01-22:00, Sun., 02 Feb. 0.0388 0.0344 0.0365
20:01-21:00, Sun., 02 Feb. 0.0398 0.0343 0.0365
19:01-20:00, Sun., 02 Feb. 0.0387 0.0343 0.0365
18:01-19:00, Sun., 02 Feb. 0.0394 0.0337 0.0364
17:01-18:00, Sun., 02 Feb. 0.0402 0.0347 0.0365
16:01-17:00, Sun., 02 Feb. 0.0393 0.0335 0.0364
15:01-16:00, Sun., 02 Feb. 0.0398 0.0347 0.0365
14:01-15:00, Sun., 02 Feb. 0.0398 0.0342 0.0366
13:01-14:00, Sun., 02 Feb. 0.0398 0.0346 0.0367
12:01-13:00, Sun., 02 Feb. 0.0384 0.0341 0.0364
11:01-12:00, Sun., 02 Feb. 0.0394 0.0345 0.0363
10:01-11:00, Sun., 02 Feb. 0.0396 0.0337 0.0365
09:01-10:00, Sun., 02 Feb. 0.0396 0.0349 0.0365
08:01-09:00, Sun., 02 Feb. 0.0398 0.0342 0.0363
07:01-08:00, Sun., 02 Feb. 0.0389 0.0342 0.0364
06:01-07:00, Sun., 02 Feb. 0.0389 0.0336 0.0361
05:01-06:00, Sun., 02 Feb. 0.0383 0.0337 0.0361
04:01-05:00, Sun., 02 Feb. 0.0388 0.0339 0.0364
03:01-04:00, Sun., 02 Feb. 0.0395 0.0341 0.0366
02:01-03:00, Sun., 02 Feb. 0.0385 0.0340 0.0362
01:01-02:00, Sun., 02 Feb. 0.0380 0.0332 0.0360
00:01-01:00, Sun., 02 Feb. 0.0403 0.0342 0.0363
23:01-24:00, Sat., 01 Feb. 0.0389 0.0341 0.0363
22:01-23:00, Sat., 01 Feb. 0.0385 0.0342 0.0364
21:01-22:00, Sat., 01 Feb. 0.0390 0.0349 0.0361
20:01-21:00, Sat., 01 Feb. 0.0377 0.0339 0.0360
19:01-20:00, Sat., 01 Feb. 0.0389 0.0341 0.0362
18:01-19:00, Sat., 01 Feb. 0.0407 0.0337 0.0361
17:01-18:00, Sat., 01 Feb. 0.0387 0.0342 0.0364
16:01-17:00, Sat., 01 Feb. 0.0393 0.0335 0.0361
15:01-16:00, Sat., 01 Feb. 0.0401 0.0335 0.0363
14:01-15:00, Sat., 01 Feb. 0.0388 0.0339 0.0362
13:01-14:00, Sat., 01 Feb. 0.0385 0.0338 0.0363
12:01-13:00, Sat., 01 Feb. 0.0392 0.0338 0.0362
11:01-12:00, Sat., 01 Feb. 0.0396 0.0338 0.0365
10:01-11:00, Sat., 01 Feb. 0.0388 0.0342 0.0362
09:01-10:00, Sat., 01 Feb. 0.0387 0.0346 0.0364
08:01-09:00, Sat., 01 Feb. 0.0407 0.0344 0.0364
07:01-08:00, Sat., 01 Feb. 0.0406 0.0336 0.0362
06:01-07:00, Sat., 01 Feb. 0.0386 0.0343 0.0363
05:01-06:00, Sat., 01 Feb. 0.0398 0.0340 0.0363
04:01-05:00, Sat., 01 Feb. 0.0389 0.0344 0.0366
03:01-04:00, Sat., 01 Feb. 0.0384 0.0341 0.0364
02:01-03:00, Sat., 01 Feb. 0.0407 0.0339 0.0364
01:01-02:00, Sat., 01 Feb. 0.0396 0.0346 0.0365
00:01-01:00, Sat., 01 Feb. 0.0392 0.0348 0.0364
23:01-24:00, Fri., 31 Jan. 0.0404 0.0342 0.0367
22:01-23:00, Fri., 31 Jan. 0.0409 0.0342 0.0367
21:01-22:00, Fri., 31 Jan. 0.0397 0.0345 0.0369
20:01-21:00, Fri., 31 Jan. 0.0388 0.0346 0.0366
19:01-20:00, Fri., 31 Jan. 0.0401 0.0350 0.0367
18:01-19:00, Fri., 31 Jan. 0.0396 0.0345 0.0368
17:01-18:00, Fri., 31 Jan. 0.0407 0.0351 0.0369
16:01-17:00, Fri., 31 Jan. 0.0395 0.0343 0.0367
15:01-16:00, Fri., 31 Jan. 0.0408 0.0348 0.0366
14:01-15:00, Fri., 31 Jan. 0.0394 0.0347 0.0364
13:01-14:00, Fri., 31 Jan. 0.0393 0.0326 0.0363
12:01-13:00, Fri., 31 Jan. 0.0402 0.0340 0.0364
11:01-12:00, Fri., 31 Jan. 0.0385 0.0337 0.0363
10:01-11:00, Fri., 31 Jan. 0.0396 0.0345 0.0363
09:01-10:00, Fri., 31 Jan. 0.0396 0.0339 0.0364
08:01-09:00, Fri., 31 Jan. 0.0403 0.0336 0.0363
07:01-08:00, Fri., 31 Jan. 0.0395 0.0342 0.0365
06:01-07:00, Fri., 31 Jan. 0.0396 0.0334 0.0365
05:01-06:00, Fri., 31 Jan. 0.0392 0.0340 0.0362
04:01-05:00, Fri., 31 Jan. 0.0421 0.0347 0.0364
03:01-04:00, Fri., 31 Jan. 0.0390 0.0337 0.0363
02:01-03:00, Fri., 31 Jan. 0.0386 0.0346 0.0364
01:01-02:00, Fri., 31 Jan. 0.0396 0.0338 0.0363
00:01-01:00, Fri., 31 Jan. 0.0398 0.0333 0.0363
23:01-24:00, Thu., 30 Jan. 0.0382 0.0342 0.0362
22:01-23:00, Thu., 30 Jan. 0.0377 0.0340 0.0360
21:01-22:00, Thu., 30 Jan. 0.0392 0.0339 0.0364
20:01-21:00, Thu., 30 Jan. 0.0390 0.0341 0.0362
19:01-20:00, Thu., 30 Jan. 0.0387 0.0331 0.0363
18:01-19:00, Thu., 30 Jan. 0.0392 0.0336 0.0364
17:01-18:00, Thu., 30 Jan. 0.0394 0.0344 0.0364
16:01-17:00, Thu., 30 Jan. 0.0409 0.0343 0.0365
15:01-16:00, Thu., 30 Jan. 0.0393 0.0347 0.0366
14:01-15:00, Thu., 30 Jan. 0.0405 0.0347 0.0366
13:01-14:00, Thu., 30 Jan. 0.0389 0.0345 0.0366
12:01-13:00, Thu., 30 Jan. 0.0397 0.0349 0.0370
11:01-12:00, Thu., 30 Jan. 0.0403 0.0347 0.0368
10:01-11:00, Thu., 30 Jan. 0.0407 0.0339 0.0365
09:01-10:00, Thu., 30 Jan. 0.0394 0.0336 0.0364
08:01-09:00, Thu., 30 Jan. 0.0398 0.0342 0.0368
07:01-08:00, Thu., 30 Jan. 0.0389 0.0349 0.0367
06:01-07:00, Thu., 30 Jan. 0.0395 0.0346 0.0367
05:01-06:00, Thu., 30 Jan. 0.0396 0.0340 0.0364
04:01-05:00, Thu., 30 Jan. 0.0395 0.0342 0.0364
03:01-04:00, Thu., 30 Jan. 0.0385 0.0346 0.0365
02:01-03:00, Thu., 30 Jan. 0.0387 0.0340 0.0362
01:01-02:00, Thu., 30 Jan. 0.0400 0.0347 0.0366
00:01-01:00, Thu., 30 Jan. 0.0393 0.0348 0.0365
23:01-24:00, Wed., 29 Jan. 0.0390 0.0340 0.0362
22:01-23:00, Wed., 29 Jan. 0.0396 0.0339 0.0365
21:01-22:00, Wed., 29 Jan. 0.0394 0.0345 0.0365
20:01-21:00, Wed., 29 Jan. 0.0402 0.0346 0.0366
19:01-20:00, Wed., 29 Jan. 0.0393 0.0343 0.0364
18:01-19:00, Wed., 29 Jan. 0.0406 0.0340 0.0362
17:01-18:00, Wed., 29 Jan. 0.0394 0.0341 0.0365
16:01-17:00, Wed., 29 Jan. 0.0384 0.0340 0.0360
15:01-16:00, Wed., 29 Jan. 0.0395 0.0339 0.0363
14:01-15:00, Wed., 29 Jan. 0.0385 0.0340 0.0362
13:01-14:00, Wed., 29 Jan. 0.0394 0.0341 0.0361
12:01-13:00, Wed., 29 Jan. 0.0376 0.0344 0.0361
11:01-12:00, Wed., 29 Jan. 0.0388 0.0329 0.0362
10:01-11:00, Wed., 29 Jan. 0.0375 0.0332 0.0361
09:01-10:00, Wed., 29 Jan. 0.0394 0.0341 0.0362
08:01-09:00, Wed., 29 Jan. 0.0405 0.0349 0.0365
07:01-08:00, Wed., 29 Jan. 0.0426 0.0351 0.0379
06:01-07:00, Wed., 29 Jan. 0.0451 0.0363 0.0404
05:01-06:00, Wed., 29 Jan. 0.0451 0.0379 0.0409
04:01-05:00, Wed., 29 Jan. 0.0472 0.0382 0.0427
03:01-04:00, Wed., 29 Jan. 0.0525 0.0417 0.0472
02:01-03:00, Wed., 29 Jan. 0.0527 0.0460 0.0492
01:01-02:00, Wed., 29 Jan. 0.0523 0.0451 0.0487
00:01-01:00, Wed., 29 Jan. 0.0530 0.0448 0.0488
23:01-24:00, Tue., 28 Jan. 0.0527 0.0446 0.0491
22:01-23:00, Tue., 28 Jan. 0.0517 0.0454 0.0493
21:01-22:00, Tue., 28 Jan. 0.0537 0.0457 0.0492
20:01-21:00, Tue., 28 Jan. 0.0519 0.0447 0.0479
19:01-20:00, Tue., 28 Jan. 0.0499 0.0430 0.0467
18:01-19:00, Tue., 28 Jan. 0.0513 0.0427 0.0475
17:01-18:00, Tue., 28 Jan. 0.0531 0.0450 0.0485
16:01-17:00, Tue., 28 Jan. 0.0529 0.0450 0.0482
15:01-16:00, Tue., 28 Jan. 0.0534 0.0447 0.0486
14:01-15:00, Tue., 28 Jan. 0.0531 0.0431 0.0471
13:01-14:00, Tue., 28 Jan. 0.0522 0.0441 0.0474
12:01-13:00, Tue., 28 Jan. 0.0513 0.0432 0.0468
11:01-12:00, Tue., 28 Jan. 0.0530 0.0425 0.0466
10:01-11:00, Tue., 28 Jan. 0.0525 0.0439 0.0484
09:01-10:00, Tue., 28 Jan. 0.0530 0.0432 0.0477
08:01-09:00, Tue., 28 Jan. 0.0528 0.0442 0.0491
07:01-08:00, Tue., 28 Jan. 0.0526 0.0449 0.0488
06:01-07:00, Tue., 28 Jan. 0.0522 0.0443 0.0481
05:01-06:00, Tue., 28 Jan. 0.0503 0.0416 0.0459
04:01-05:00, Tue., 28 Jan. 0.0501 0.0428 0.0475
03:01-04:00, Tue., 28 Jan. 0.0543 0.0442 0.0493
02:01-03:00, Tue., 28 Jan. 0.0528 0.0400 0.0462
01:01-02:00, Tue., 28 Jan. 0.0518 0.0407 0.0451
00:01-01:00, Tue., 28 Jan. 0.0522 0.0421 0.0470
23:01-24:00, Mon., 27 Jan. 0.0473 0.0389 0.0439
22:01-23:00, Mon., 27 Jan. 0.0458 0.0390 0.0428
21:01-22:00, Mon., 27 Jan. 0.0468 0.0402 0.0428
20:01-21:00, Mon., 27 Jan. 0.0471 0.0387 0.0418
19:01-20:00, Mon., 27 Jan. 0.0433 0.0348 0.0374
18:01-19:00, Mon., 27 Jan. 0.0391 0.0345 0.0365
17:01-18:00, Mon., 27 Jan. 0.0386 0.0343 0.0364
16:01-17:00, Mon., 27 Jan. 0.0396 0.0337 0.0362
15:01-16:00, Mon., 27 Jan. 0.0404 0.0344 0.0364
14:01-15:00, Mon., 27 Jan. 0.0394 0.0339 0.0367
13:01-14:00, Mon., 27 Jan. 0.0406 0.0348 0.0366
12:01-13:00, Mon., 27 Jan. 0.0387 0.0352 0.0366
11:01-12:00, Mon., 27 Jan. 0.0403 0.0345 0.0367
10:01-11:00, Mon., 27 Jan. 0.0414 0.0351 0.0371
09:01-10:00, Mon., 27 Jan. 0.0393 0.0334 0.0369
08:01-09:00, Mon., 27 Jan. 0.0401 0.0341 0.0370
07:01-08:00, Mon., 27 Jan. 0.0389 0.0345 0.0367
06:01-07:00, Mon., 27 Jan. 0.0400 0.0332 0.0366
05:01-06:00, Mon., 27 Jan. 0.0384 0.0346 0.0365
04:01-05:00, Mon., 27 Jan. 0.0401 0.0350 0.0365
03:01-04:00, Mon., 27 Jan. 0.0391 0.0348 0.0365
02:01-03:00, Mon., 27 Jan. 0.0406 0.0343 0.0366
01:01-02:00, Mon., 27 Jan. 0.0412 0.0334 0.0366
00:01-01:00, Mon., 27 Jan. 0.0390 0.0346 0.0362