Measurement results by the hour (Shinjuku) 1 Apr., 2013 - 7 Apr., 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., 07 Apr. 0.0485 0.0425 0.0449
22:01-23:00, Sun., 07 Apr. 0.0473 0.0417 0.0447
21:01-22:00, Sun., 07 Apr. 0.0485 0.0423 0.0453
20:01-21:00, Sun., 07 Apr. 0.0488 0.0422 0.0450
19:01-20:00, Sun., 07 Apr. 0.0485 0.0432 0.0455
18:01-19:00, Sun., 07 Apr. 0.0488 0.0416 0.0449
17:01-18:00, Sun., 07 Apr. 0.0490 0.0414 0.0452
16:01-17:00, Sun., 07 Apr. 0.0478 0.0411 0.0447
15:01-16:00, Sun., 07 Apr. 0.0499 0.0408 0.0452
14:01-15:00, Sun., 07 Apr. 0.0484 0.0415 0.0450
13:01-14:00, Sun., 07 Apr. 0.0502 0.0419 0.0454
12:01-13:00, Sun., 07 Apr. 0.0474 0.0421 0.0449
11:01-12:00, Sun., 07 Apr. 0.0494 0.0421 0.0453
10:01-11:00, Sun., 07 Apr. 0.0486 0.0414 0.0451
09:01-10:00, Sun., 07 Apr. 0.0485 0.0422 0.0453
08:01-09:00, Sun., 07 Apr. 0.0494 0.0411 0.0452
07:01-08:00, Sun., 07 Apr. 0.0492 0.0414 0.0452
06:01-07:00, Sun., 07 Apr. 0.0489 0.0419 0.0450
05:01-06:00, Sun., 07 Apr. 0.0482 0.0408 0.0447
04:01-05:00, Sun., 07 Apr. 0.0477 0.0410 0.0447
03:01-04:00, Sun., 07 Apr. 0.0486 0.0417 0.0452
02:01-03:00, Sun., 07 Apr. 0.0512 0.0421 0.0478
01:01-02:00, Sun., 07 Apr. 0.0555 0.0468 0.0523
00:01-01:00, Sun., 07 Apr. 0.0576 0.0498 0.0538
23:01-24:00, Sat., 06 Apr. 0.0585 0.0484 0.0531
22:01-23:00, Sat., 06 Apr. 0.0537 0.0454 0.0498
21:01-22:00, Sat., 06 Apr. 0.0516 0.0463 0.0489
20:01-21:00, Sat., 06 Apr. 0.0526 0.0449 0.0500
19:01-20:00, Sat., 06 Apr. 0.0542 0.0473 0.0505
18:01-19:00, Sat., 06 Apr. 0.0543 0.0463 0.0494
17:01-18:00, Sat., 06 Apr. 0.0511 0.0452 0.0483
16:01-17:00, Sat., 06 Apr. 0.0512 0.0443 0.0475
15:01-16:00, Sat., 06 Apr. 0.0508 0.0438 0.0466
14:01-15:00, Sat., 06 Apr. 0.0479 0.0395 0.0445
13:01-14:00, Sat., 06 Apr. 0.0470 0.0407 0.0448
12:01-13:00, Sat., 06 Apr. 0.0482 0.0412 0.0445
11:01-12:00, Sat., 06 Apr. 0.0479 0.0418 0.0446
10:01-11:00, Sat., 06 Apr. 0.0508 0.0412 0.0449
09:01-10:00, Sat., 06 Apr. 0.0477 0.0414 0.0442
08:01-09:00, Sat., 06 Apr. 0.0467 0.0409 0.0448
07:01-08:00, Sat., 06 Apr. 0.0484 0.0429 0.0456
06:01-07:00, Sat., 06 Apr. 0.0480 0.0418 0.0450
05:01-06:00, Sat., 06 Apr. 0.0480 0.0411 0.0447
04:01-05:00, Sat., 06 Apr. 0.0471 0.0414 0.0449
03:01-04:00, Sat., 06 Apr. 0.0483 0.0419 0.0448
02:01-03:00, Sat., 06 Apr. 0.0493 0.0417 0.0452
01:01-02:00, Sat., 06 Apr. 0.0484 0.0420 0.0450
00:01-01:00, Sat., 06 Apr. 0.0485 0.0402 0.0445
23:01-24:00, Fri., 05 Apr. 0.0472 0.0418 0.0444
22:01-23:00, Fri., 05 Apr. 0.0484 0.0412 0.0448
21:01-22:00, Fri., 05 Apr. 0.0485 0.0409 0.0447
20:01-21:00, Fri., 05 Apr. 0.0473 0.0429 0.0448
19:01-20:00, Fri., 05 Apr. 0.0477 0.0400 0.0445
18:01-19:00, Fri., 05 Apr. 0.0481 0.0411 0.0447
17:01-18:00, Fri., 05 Apr. 0.0478 0.0412 0.0445
16:01-17:00, Fri., 05 Apr. 0.0475 0.0413 0.0444
15:01-16:00, Fri., 05 Apr. 0.0474 0.0410 0.0444
14:01-15:00, Fri., 05 Apr. 0.0483 0.0428 0.0453
13:01-14:00, Fri., 05 Apr. 0.0475 0.0412 0.0446
12:01-13:00, Fri., 05 Apr. 0.0478 0.0409 0.0448
11:01-12:00, Fri., 05 Apr. 0.0475 0.0417 0.0451
10:01-11:00, Fri., 05 Apr. 0.0483 0.0418 0.0453
09:01-10:00, Fri., 05 Apr. 0.0501 0.0419 0.0454
08:01-09:00, Fri., 05 Apr. 0.0501 0.0428 0.0452
07:01-08:00, Fri., 05 Apr. 0.0491 0.0417 0.0450
06:01-07:00, Fri., 05 Apr. 0.0474 0.0422 0.0450
05:01-06:00, Fri., 05 Apr. 0.0490 0.0410 0.0446
04:01-05:00, Fri., 05 Apr. 0.0485 0.0424 0.0448
03:01-04:00, Fri., 05 Apr. 0.0478 0.0408 0.0451
02:01-03:00, Fri., 05 Apr. 0.0482 0.0416 0.0446
01:01-02:00, Fri., 05 Apr. 0.0491 0.0420 0.0451
00:01-01:00, Fri., 05 Apr. 0.0472 0.0403 0.0446
23:01-24:00, Thu., 04 Apr. 0.0474 0.0392 0.0445
22:01-23:00, Thu., 04 Apr. 0.0478 0.0417 0.0445
21:01-22:00, Thu., 04 Apr. 0.0480 0.0415 0.0446
20:01-21:00, Thu., 04 Apr. 0.0486 0.0409 0.0444
19:01-20:00, Thu., 04 Apr. 0.0475 0.0407 0.0442
18:01-19:00, Thu., 04 Apr. 0.0481 0.0410 0.0443
17:01-18:00, Thu., 04 Apr. 0.0475 0.0412 0.0445
16:01-17:00, Thu., 04 Apr. 0.0486 0.0421 0.0450
15:01-16:00, Thu., 04 Apr. 0.0486 0.0413 0.0444
14:01-15:00, Thu., 04 Apr. 0.0482 0.0418 0.0448
13:01-14:00, Thu., 04 Apr. 0.0479 0.0420 0.0449
12:01-13:00, Thu., 04 Apr. 0.0476 0.0413 0.0449
11:01-12:00, Thu., 04 Apr. 0.0488 0.0422 0.0452
10:01-11:00, Thu., 04 Apr. 0.0476 0.0414 0.0452
09:01-10:00, Thu., 04 Apr. 0.0481 0.0427 0.0451
08:01-09:00, Thu., 04 Apr. 0.0489 0.0424 0.0450
07:01-08:00, Thu., 04 Apr. 0.0482 0.0409 0.0450
06:01-07:00, Thu., 04 Apr. 0.0492 0.0408 0.0448
05:01-06:00, Thu., 04 Apr. 0.0496 0.0411 0.0442
04:01-05:00, Thu., 04 Apr. 0.0472 0.0412 0.0441
03:01-04:00, Thu., 04 Apr. 0.0476 0.0415 0.0445
02:01-03:00, Thu., 04 Apr. 0.0483 0.0410 0.0443
01:01-02:00, Thu., 04 Apr. 0.0474 0.0403 0.0440
00:01-01:00, Thu., 04 Apr. 0.0469 0.0410 0.0444
23:01-24:00, Wed., 03 Apr. 0.0480 0.0413 0.0441
22:01-23:00, Wed., 03 Apr. 0.0467 0.0415 0.0444
21:01-22:00, Wed., 03 Apr. 0.0483 0.0418 0.0442
20:01-21:00, Wed., 03 Apr. 0.0475 0.0417 0.0444
19:01-20:00, Wed., 03 Apr. 0.0480 0.0406 0.0444
18:01-19:00, Wed., 03 Apr. 0.0473 0.0410 0.0443
17:01-18:00, Wed., 03 Apr. 0.0479 0.0407 0.0450
16:01-17:00, Wed., 03 Apr. 0.0480 0.0408 0.0452
15:01-16:00, Wed., 03 Apr. 0.0488 0.0418 0.0462
14:01-15:00, Wed., 03 Apr. 0.0551 0.0438 0.0500
13:01-14:00, Wed., 03 Apr. 0.0591 0.0496 0.0548
12:01-13:00, Wed., 03 Apr. 0.0591 0.0509 0.0555
11:01-12:00, Wed., 03 Apr. 0.0570 0.0493 0.0529
10:01-11:00, Wed., 03 Apr. 0.0541 0.0471 0.0508
09:01-10:00, Wed., 03 Apr. 0.0558 0.0489 0.0519
08:01-09:00, Wed., 03 Apr. 0.0558 0.0480 0.0528
07:01-08:00, Wed., 03 Apr. 0.0584 0.0512 0.0543
06:01-07:00, Wed., 03 Apr. 0.0576 0.0503 0.0540
05:01-06:00, Wed., 03 Apr. 0.0560 0.0489 0.0521
04:01-05:00, Wed., 03 Apr. 0.0549 0.0455 0.0507
03:01-04:00, Wed., 03 Apr. 0.0526 0.0440 0.0481
02:01-03:00, Wed., 03 Apr. 0.0507 0.0418 0.0468
01:01-02:00, Wed., 03 Apr. 0.0553 0.0450 0.0507
00:01-01:00, Wed., 03 Apr. 0.0579 0.0493 0.0536
23:01-24:00, Tue., 02 Apr. 0.0594 0.0503 0.0540
22:01-23:00, Tue., 02 Apr. 0.0580 0.0490 0.0528
21:01-22:00, Tue., 02 Apr. 0.0571 0.0488 0.0530
20:01-21:00, Tue., 02 Apr. 0.0586 0.0508 0.0543
19:01-20:00, Tue., 02 Apr. 0.0569 0.0508 0.0536
18:01-19:00, Tue., 02 Apr. 0.0570 0.0474 0.0516
17:01-18:00, Tue., 02 Apr. 0.0525 0.0469 0.0499
16:01-17:00, Tue., 02 Apr. 0.0524 0.0446 0.0476
15:01-16:00, Tue., 02 Apr. 0.0509 0.0449 0.0474
14:01-15:00, Tue., 02 Apr. 0.0510 0.0436 0.0471
13:01-14:00, Tue., 02 Apr. 0.0516 0.0453 0.0487
12:01-13:00, Tue., 02 Apr. 0.0531 0.0462 0.0503
11:01-12:00, Tue., 02 Apr. 0.0528 0.0472 0.0498
10:01-11:00, Tue., 02 Apr. 0.0560 0.0472 0.0514
09:01-10:00, Tue., 02 Apr. 0.0544 0.0490 0.0517
08:01-09:00, Tue., 02 Apr. 0.0573 0.0489 0.0533
07:01-08:00, Tue., 02 Apr. 0.0569 0.0509 0.0536
06:01-07:00, Tue., 02 Apr. 0.0565 0.0479 0.0519
05:01-06:00, Tue., 02 Apr. 0.0554 0.0468 0.0506
04:01-05:00, Tue., 02 Apr. 0.0545 0.0479 0.0503
03:01-04:00, Tue., 02 Apr. 0.0530 0.0449 0.0491
02:01-03:00, Tue., 02 Apr. 0.0512 0.0437 0.0470
01:01-02:00, Tue., 02 Apr. 0.0505 0.0430 0.0469
00:01-01:00, Tue., 02 Apr. 0.0511 0.0432 0.0465
23:01-24:00, Mon., 01 Apr. 0.0480 0.0430 0.0454
22:01-23:00, Mon., 01 Apr. 0.0482 0.0409 0.0448
21:01-22:00, Mon., 01 Apr. 0.0478 0.0412 0.0444
20:01-21:00, Mon., 01 Apr. 0.0480 0.0416 0.0446
19:01-20:00, Mon., 01 Apr. 0.0471 0.0409 0.0445
18:01-19:00, Mon., 01 Apr. 0.0480 0.0418 0.0446
17:01-18:00, Mon., 01 Apr. 0.0476 0.0406 0.0446
16:01-17:00, Mon., 01 Apr. 0.0490 0.0419 0.0449
15:01-16:00, Mon., 01 Apr. 0.0477 0.0424 0.0450
14:01-15:00, Mon., 01 Apr. 0.0485 0.0419 0.0452
13:01-14:00, Mon., 01 Apr. 0.0488 0.0421 0.0454
12:01-13:00, Mon., 01 Apr. 0.0490 0.0410 0.0453
11:01-12:00, Mon., 01 Apr. 0.0495 0.0422 0.0459
10:01-11:00, Mon., 01 Apr. 0.0490 0.0415 0.0453
09:01-10:00, Mon., 01 Apr. 0.0489 0.0416 0.0451
08:01-09:00, Mon., 01 Apr. 0.0477 0.0424 0.0454
07:01-08:00, Mon., 01 Apr. 0.0488 0.0421 0.0454
06:01-07:00, Mon., 01 Apr. 0.0488 0.0420 0.0453
05:01-06:00, Mon., 01 Apr. 0.0493 0.0427 0.0452
04:01-05:00, Mon., 01 Apr. 0.0479 0.0423 0.0451
03:01-04:00, Mon., 01 Apr. 0.0486 0.0417 0.0453
02:01-03:00, Mon., 01 Apr. 0.0479 0.0406 0.0450
01:01-02:00, Mon., 01 Apr. 0.0488 0.0397 0.0450
00:01-01:00, Mon., 01 Apr. 0.0494 0.0411 0.0451