Measurement results by the hour (Shinjuku) 14 Jan., 2013 - 20 Jan., 2013

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., 20 Jan. 0.0450 0.0391 0.0425
22:01-23:00, Sun., 20 Jan. 0.0463 0.0399 0.0429
21:01-22:00, Sun., 20 Jan. 0.0453 0.0395 0.0427
20:01-21:00, Sun., 20 Jan. 0.0449 0.0381 0.0420
19:01-20:00, Sun., 20 Jan. 0.0453 0.0394 0.0423
18:01-19:00, Sun., 20 Jan. 0.0451 0.0397 0.0421
17:01-18:00, Sun., 20 Jan. 0.0448 0.0393 0.0422
16:01-17:00, Sun., 20 Jan. 0.0461 0.0384 0.0420
15:01-16:00, Sun., 20 Jan. 0.0455 0.0393 0.0422
14:01-15:00, Sun., 20 Jan. 0.0459 0.0393 0.0424
13:01-14:00, Sun., 20 Jan. 0.0457 0.0392 0.0423
12:01-13:00, Sun., 20 Jan. 0.0450 0.0398 0.0426
11:01-12:00, Sun., 20 Jan. 0.0463 0.0390 0.0426
10:01-11:00, Sun., 20 Jan. 0.0465 0.0398 0.0431
09:01-10:00, Sun., 20 Jan. 0.0456 0.0401 0.0430
08:01-09:00, Sun., 20 Jan. 0.0470 0.0403 0.0428
07:01-08:00, Sun., 20 Jan. 0.0454 0.0391 0.0430
06:01-07:00, Sun., 20 Jan. 0.0481 0.0398 0.0434
05:01-06:00, Sun., 20 Jan. 0.0461 0.0403 0.0431
04:01-05:00, Sun., 20 Jan. 0.0455 0.0401 0.0428
03:01-04:00, Sun., 20 Jan. 0.0467 0.0391 0.0429
02:01-03:00, Sun., 20 Jan. 0.0463 0.0402 0.0429
01:01-02:00, Sun., 20 Jan. 0.0451 0.0393 0.0424
00:01-01:00, Sun., 20 Jan. 0.0473 0.0393 0.0428
23:01-24:00, Sat., 19 Jan. 0.0456 0.0398 0.0425
22:01-23:00, Sat., 19 Jan. 0.0458 0.0396 0.0425
21:01-22:00, Sat., 19 Jan. 0.0456 0.0397 0.0427
20:01-21:00, Sat., 19 Jan. 0.0451 0.0378 0.0423
19:01-20:00, Sat., 19 Jan. 0.0466 0.0386 0.0425
18:01-19:00, Sat., 19 Jan. 0.0468 0.0387 0.0423
17:01-18:00, Sat., 19 Jan. 0.0460 0.0381 0.0418
16:01-17:00, Sat., 19 Jan. 0.0455 0.0387 0.0416
15:01-16:00, Sat., 19 Jan. 0.0443 0.0389 0.0421
14:01-15:00, Sat., 19 Jan. 0.0452 0.0383 0.0418
13:01-14:00, Sat., 19 Jan. 0.0456 0.0392 0.0418
12:01-13:00, Sat., 19 Jan. 0.0455 0.0390 0.0422
11:01-12:00, Sat., 19 Jan. 0.0474 0.0391 0.0425
10:01-11:00, Sat., 19 Jan. 0.0466 0.0403 0.0432
09:01-10:00, Sat., 19 Jan. 0.0459 0.0408 0.0434
08:01-09:00, Sat., 19 Jan. 0.0473 0.0393 0.0432
07:01-08:00, Sat., 19 Jan. 0.0463 0.0405 0.0432
06:01-07:00, Sat., 19 Jan. 0.0456 0.0394 0.0425
05:01-06:00, Sat., 19 Jan. 0.0460 0.0401 0.0428
04:01-05:00, Sat., 19 Jan. 0.0464 0.0404 0.0430
03:01-04:00, Sat., 19 Jan. 0.0459 0.0397 0.0427
02:01-03:00, Sat., 19 Jan. 0.0459 0.0398 0.0423
01:01-02:00, Sat., 19 Jan. 0.0478 0.0381 0.0425
00:01-01:00, Sat., 19 Jan. 0.0453 0.0398 0.0426
23:01-24:00, Fri., 18 Jan. 0.0469 0.0398 0.0423
22:01-23:00, Fri., 18 Jan. 0.0447 0.0388 0.0421
21:01-22:00, Fri., 18 Jan. 0.0464 0.0390 0.0420
20:01-21:00, Fri., 18 Jan. 0.0463 0.0389 0.0419
19:01-20:00, Fri., 18 Jan. 0.0451 0.0397 0.0421
18:01-19:00, Fri., 18 Jan. 0.0457 0.0402 0.0424
17:01-18:00, Fri., 18 Jan. 0.0450 0.0391 0.0420
16:01-17:00, Fri., 18 Jan. 0.0449 0.0384 0.0417
15:01-16:00, Fri., 18 Jan. 0.0449 0.0396 0.0419
14:01-15:00, Fri., 18 Jan. 0.0444 0.0393 0.0421
13:01-14:00, Fri., 18 Jan. 0.0438 0.0378 0.0417
12:01-13:00, Fri., 18 Jan. 0.0463 0.0388 0.0417
11:01-12:00, Fri., 18 Jan. 0.0444 0.0388 0.0416
10:01-11:00, Fri., 18 Jan. 0.0455 0.0390 0.0419
09:01-10:00, Fri., 18 Jan. 0.0455 0.0391 0.0419
08:01-09:00, Fri., 18 Jan. 0.0453 0.0384 0.0420
07:01-08:00, Fri., 18 Jan. 0.0454 0.0389 0.0416
06:01-07:00, Fri., 18 Jan. 0.0456 0.0391 0.0417
05:01-06:00, Fri., 18 Jan. 0.0448 0.0387 0.0419
04:01-05:00, Fri., 18 Jan. 0.0447 0.0392 0.0418
03:01-04:00, Fri., 18 Jan. 0.0443 0.0379 0.0416
02:01-03:00, Fri., 18 Jan. 0.0458 0.0391 0.0419
01:01-02:00, Fri., 18 Jan. 0.0458 0.0384 0.0417
00:01-01:00, Fri., 18 Jan. 0.0449 0.0384 0.0416
23:01-24:00, Thu., 17 Jan. 0.0443 0.0387 0.0415
22:01-23:00, Thu., 17 Jan. 0.0443 0.0387 0.0417
21:01-22:00, Thu., 17 Jan. 0.0447 0.0371 0.0417
20:01-21:00, Thu., 17 Jan. 0.0449 0.0387 0.0415
19:01-20:00, Thu., 17 Jan. 0.0450 0.0374 0.0416
18:01-19:00, Thu., 17 Jan. 0.0452 0.0392 0.0419
17:01-18:00, Thu., 17 Jan. 0.0448 0.0382 0.0410
16:01-17:00, Thu., 17 Jan. 0.0437 0.0379 0.0411
15:01-16:00, Thu., 17 Jan. 0.0439 0.0385 0.0414
14:01-15:00, Thu., 17 Jan. 0.0451 0.0383 0.0413
13:01-14:00, Thu., 17 Jan. 0.0441 0.0371 0.0410
12:01-13:00, Thu., 17 Jan. 0.0451 0.0375 0.0413
11:01-12:00, Thu., 17 Jan. 0.0440 0.0368 0.0412
10:01-11:00, Thu., 17 Jan. 0.0446 0.0392 0.0422
09:01-10:00, Thu., 17 Jan. 0.0477 0.0397 0.0428
08:01-09:00, Thu., 17 Jan. 0.0456 0.0384 0.0429
07:01-08:00, Thu., 17 Jan. 0.0468 0.0397 0.0431
06:01-07:00, Thu., 17 Jan. 0.0466 0.0394 0.0432
05:01-06:00, Thu., 17 Jan. 0.0457 0.0385 0.0424
04:01-05:00, Thu., 17 Jan. 0.0456 0.0384 0.0420
03:01-04:00, Thu., 17 Jan. 0.0462 0.0385 0.0417
02:01-03:00, Thu., 17 Jan. 0.0465 0.0381 0.0417
01:01-02:00, Thu., 17 Jan. 0.0454 0.0395 0.0419
00:01-01:00, Thu., 17 Jan. 0.0452 0.0367 0.0413
23:01-24:00, Wed., 16 Jan. 0.0444 0.0378 0.0413
22:01-23:00, Wed., 16 Jan. 0.0456 0.0379 0.0412
21:01-22:00, Wed., 16 Jan. 0.0441 0.0378 0.0409
20:01-21:00, Wed., 16 Jan. 0.0447 0.0372 0.0412
19:01-20:00, Wed., 16 Jan. 0.0436 0.0381 0.0411
18:01-19:00, Wed., 16 Jan. 0.0438 0.0366 0.0411
17:01-18:00, Wed., 16 Jan. 0.0442 0.0370 0.0405
16:01-17:00, Wed., 16 Jan. 0.0430 0.0374 0.0405
15:01-16:00, Wed., 16 Jan. 0.0431 0.0368 0.0400
14:01-15:00, Wed., 16 Jan. 0.0447 0.0371 0.0402
13:01-14:00, Wed., 16 Jan. 0.0428 0.0365 0.0404
12:01-13:00, Wed., 16 Jan. 0.0429 0.0369 0.0403
11:01-12:00, Wed., 16 Jan. 0.0452 0.0380 0.0407
10:01-11:00, Wed., 16 Jan. 0.0438 0.0370 0.0402
09:01-10:00, Wed., 16 Jan. 0.0435 0.0364 0.0407
08:01-09:00, Wed., 16 Jan. 0.0441 0.0363 0.0399
07:01-08:00, Wed., 16 Jan. 0.0430 0.0363 0.0397
06:01-07:00, Wed., 16 Jan. 0.0440 0.0365 0.0401
05:01-06:00, Wed., 16 Jan. 0.0425 0.0368 0.0398
04:01-05:00, Wed., 16 Jan. 0.0424 0.0364 0.0393
03:01-04:00, Wed., 16 Jan. 0.0431 0.0368 0.0397
02:01-03:00, Wed., 16 Jan. 0.0434 0.0364 0.0399
01:01-02:00, Wed., 16 Jan. 0.0431 0.0363 0.0398
00:01-01:00, Wed., 16 Jan. 0.0440 0.0366 0.0399
23:01-24:00, Tue., 15 Jan. 0.0433 0.0365 0.0397
22:01-23:00, Tue., 15 Jan. 0.0419 0.0367 0.0395
21:01-22:00, Tue., 15 Jan. 0.0422 0.0361 0.0393
20:01-21:00, Tue., 15 Jan. 0.0422 0.0362 0.0392
19:01-20:00, Tue., 15 Jan. 0.0433 0.0360 0.0390
18:01-19:00, Tue., 15 Jan. 0.0419 0.0364 0.0388
17:01-18:00, Tue., 15 Jan. 0.0420 0.0364 0.0384
16:01-17:00, Tue., 15 Jan. 0.0413 0.0360 0.0386
15:01-16:00, Tue., 15 Jan. 0.0419 0.0357 0.0387
14:01-15:00, Tue., 15 Jan. 0.0405 0.0360 0.0381
13:01-14:00, Tue., 15 Jan. 0.0412 0.0362 0.0382
12:01-13:00, Tue., 15 Jan. 0.0402 0.0359 0.0380
11:01-12:00, Tue., 15 Jan. 0.0415 0.0359 0.0378
10:01-11:00, Tue., 15 Jan. 0.0412 0.0363 0.0378
09:01-10:00, Tue., 15 Jan. 0.0400 0.0354 0.0372
08:01-09:00, Tue., 15 Jan. 0.0411 0.0353 0.0373
07:01-08:00, Tue., 15 Jan. 0.0402 0.0346 0.0370
06:01-07:00, Tue., 15 Jan. 0.0395 0.0340 0.0367
05:01-06:00, Tue., 15 Jan. 0.0407 0.0352 0.0372
04:01-05:00, Tue., 15 Jan. 0.0402 0.0350 0.0369
03:01-04:00, Tue., 15 Jan. 0.0391 0.0349 0.0367
02:01-03:00, Tue., 15 Jan. 0.0390 0.0347 0.0365
01:01-02:00, Tue., 15 Jan. 0.0396 0.0348 0.0365
00:01-01:00, Tue., 15 Jan. 0.0385 0.0343 0.0363
23:01-24:00, Mon., 14 Jan. 0.0383 0.0340 0.0362
22:01-23:00, Mon., 14 Jan. 0.0383 0.0343 0.0361
21:01-22:00, Mon., 14 Jan. 0.0401 0.0343 0.0368
20:01-21:00, Mon., 14 Jan. 0.0423 0.0360 0.0390
19:01-20:00, Mon., 14 Jan. 0.0466 0.0392 0.0431
18:01-19:00, Mon., 14 Jan. 0.0482 0.0412 0.0440
17:01-18:00, Mon., 14 Jan. 0.0504 0.0422 0.0459
16:01-17:00, Mon., 14 Jan. 0.0521 0.0428 0.0481
15:01-16:00, Mon., 14 Jan. 0.0547 0.0479 0.0513
14:01-15:00, Mon., 14 Jan. 0.0571 0.0485 0.0531
13:01-14:00, Mon., 14 Jan. 0.0598 0.0521 0.0561
12:01-13:00, Mon., 14 Jan. 0.0636 0.0555 0.0592
11:01-12:00, Mon., 14 Jan. 0.0646 0.0555 0.0603
10:01-11:00, Mon., 14 Jan. 0.0641 0.0559 0.0592
09:01-10:00, Mon., 14 Jan. 0.0625 0.0538 0.0583
08:01-09:00, Mon., 14 Jan. 0.0624 0.0542 0.0588
07:01-08:00, Mon., 14 Jan. 0.0627 0.0547 0.0591
06:01-07:00, Mon., 14 Jan. 0.0594 0.0517 0.0563
05:01-06:00, Mon., 14 Jan. 0.0591 0.0489 0.0548
04:01-05:00, Mon., 14 Jan. 0.0575 0.0468 0.0525
03:01-04:00, Mon., 14 Jan. 0.0515 0.0439 0.0470
02:01-03:00, Mon., 14 Jan. 0.0503 0.0434 0.0463
01:01-02:00, Mon., 14 Jan. 0.0500 0.0407 0.0464
00:01-01:00, Mon., 14 Jan. 0.0495 0.0424 0.0463