Measurement results by the hour (Shinjuku) 19 Mar., 2012 - 25 Mar., 2012

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., 25 Mar. 0.0533 0.0460 0.0501
22:01-23:00, Sun., 25 Mar. 0.0530 0.0473 0.0496
21:01-22:00, Sun., 25 Mar. 0.0529 0.0464 0.0498
20:01-21:00, Sun., 25 Mar. 0.0537 0.0459 0.0497
19:01-20:00, Sun., 25 Mar. 0.0542 0.0464 0.0501
18:01-19:00, Sun., 25 Mar. 0.0544 0.0473 0.0502
17:01-18:00, Sun., 25 Mar. 0.0532 0.0457 0.0499
16:01-17:00, Sun., 25 Mar. 0.0543 0.0459 0.0502
15:01-16:00, Sun., 25 Mar. 0.0542 0.0462 0.0501
14:01-15:00, Sun., 25 Mar. 0.0542 0.0479 0.0505
13:01-14:00, Sun., 25 Mar. 0.0556 0.0483 0.0511
12:01-13:00, Sun., 25 Mar. 0.0534 0.0469 0.0505
11:01-12:00, Sun., 25 Mar. 0.0539 0.0478 0.0507
10:01-11:00, Sun., 25 Mar. 0.0543 0.0466 0.0505
09:01-10:00, Sun., 25 Mar. 0.0558 0.0466 0.0509
08:01-09:00, Sun., 25 Mar. 0.0550 0.0469 0.0508
07:01-08:00, Sun., 25 Mar. 0.0561 0.0468 0.0511
06:01-07:00, Sun., 25 Mar. 0.0540 0.0473 0.0506
05:01-06:00, Sun., 25 Mar. 0.0545 0.0473 0.0502
04:01-05:00, Sun., 25 Mar. 0.0528 0.0465 0.0498
03:01-04:00, Sun., 25 Mar. 0.0544 0.0474 0.0502
02:01-03:00, Sun., 25 Mar. 0.0535 0.0471 0.0498
01:01-02:00, Sun., 25 Mar. 0.0532 0.0456 0.0496
00:01-01:00, Sun., 25 Mar. 0.0530 0.0465 0.0495
23:01-24:00, Sat., 24 Mar. 0.0535 0.0457 0.0496
22:01-23:00, Sat., 24 Mar. 0.0532 0.0461 0.0493
21:01-22:00, Sat., 24 Mar. 0.0532 0.0458 0.0498
20:01-21:00, Sat., 24 Mar. 0.0529 0.0451 0.0492
19:01-20:00, Sat., 24 Mar. 0.0543 0.0448 0.0496
18:01-19:00, Sat., 24 Mar. 0.0528 0.0463 0.0495
17:01-18:00, Sat., 24 Mar. 0.0550 0.0465 0.0503
16:01-17:00, Sat., 24 Mar. 0.0538 0.0473 0.0506
15:01-16:00, Sat., 24 Mar. 0.0560 0.0487 0.0516
14:01-15:00, Sat., 24 Mar. 0.0558 0.0482 0.0519
13:01-14:00, Sat., 24 Mar. 0.0569 0.0487 0.0530
12:01-13:00, Sat., 24 Mar. 0.0560 0.0498 0.0532
11:01-12:00, Sat., 24 Mar. 0.0547 0.0492 0.0514
10:01-11:00, Sat., 24 Mar. 0.0570 0.0490 0.0524
09:01-10:00, Sat., 24 Mar. 0.0561 0.0490 0.0525
08:01-09:00, Sat., 24 Mar. 0.0556 0.0479 0.0517
07:01-08:00, Sat., 24 Mar. 0.0548 0.0490 0.0517
06:01-07:00, Sat., 24 Mar. 0.0548 0.0467 0.0509
05:01-06:00, Sat., 24 Mar. 0.0540 0.0476 0.0505
04:01-05:00, Sat., 24 Mar. 0.0533 0.0474 0.0505
03:01-04:00, Sat., 24 Mar. 0.0542 0.0469 0.0509
02:01-03:00, Sat., 24 Mar. 0.0582 0.0489 0.0527
01:01-02:00, Sat., 24 Mar. 0.0610 0.0529 0.0570
00:01-01:00, Sat., 24 Mar. 0.0620 0.0557 0.0585
23:01-24:00, Fri., 23 Mar. 0.0635 0.0526 0.0581
22:01-23:00, Fri., 23 Mar. 0.0617 0.0535 0.0578
21:01-22:00, Fri., 23 Mar. 0.0592 0.0501 0.0550
20:01-21:00, Fri., 23 Mar. 0.0584 0.0496 0.0539
19:01-20:00, Fri., 23 Mar. 0.0561 0.0489 0.0528
18:01-19:00, Fri., 23 Mar. 0.0594 0.0504 0.0542
17:01-18:00, Fri., 23 Mar. 0.0580 0.0502 0.0544
16:01-17:00, Fri., 23 Mar. 0.0602 0.0490 0.0530
15:01-16:00, Fri., 23 Mar. 0.0567 0.0484 0.0523
14:01-15:00, Fri., 23 Mar. 0.0588 0.0495 0.0540
13:01-14:00, Fri., 23 Mar. 0.0594 0.0518 0.0559
12:01-13:00, Fri., 23 Mar. 0.0607 0.0528 0.0557
11:01-12:00, Fri., 23 Mar. 0.0573 0.0496 0.0528
10:01-11:00, Fri., 23 Mar. 0.0545 0.0479 0.0507
09:01-10:00, Fri., 23 Mar. 0.0539 0.0479 0.0503
08:01-09:00, Fri., 23 Mar. 0.0535 0.0469 0.0501
07:01-08:00, Fri., 23 Mar. 0.0535 0.0469 0.0504
06:01-07:00, Fri., 23 Mar. 0.0543 0.0475 0.0503
05:01-06:00, Fri., 23 Mar. 0.0529 0.0462 0.0498
04:01-05:00, Fri., 23 Mar. 0.0547 0.0458 0.0499
03:01-04:00, Fri., 23 Mar. 0.0529 0.0461 0.0499
02:01-03:00, Fri., 23 Mar. 0.0537 0.0456 0.0497
01:01-02:00, Fri., 23 Mar. 0.0534 0.0443 0.0495
00:01-01:00, Fri., 23 Mar. 0.0531 0.0465 0.0495
23:01-24:00, Thu., 22 Mar. 0.0540 0.0466 0.0499
22:01-23:00, Thu., 22 Mar. 0.0534 0.0455 0.0497
21:01-22:00, Thu., 22 Mar. 0.0544 0.0473 0.0504
20:01-21:00, Thu., 22 Mar. 0.0530 0.0467 0.0500
19:01-20:00, Thu., 22 Mar. 0.0542 0.0476 0.0501
18:01-19:00, Thu., 22 Mar. 0.0544 0.0475 0.0505
17:01-18:00, Thu., 22 Mar. 0.0554 0.0478 0.0506
16:01-17:00, Thu., 22 Mar. 0.0544 0.0467 0.0508
15:01-16:00, Thu., 22 Mar. 0.0551 0.0486 0.0512
14:01-15:00, Thu., 22 Mar. 0.0534 0.0474 0.0505
13:01-14:00, Thu., 22 Mar. 0.0545 0.0476 0.0506
12:01-13:00, Thu., 22 Mar. 0.0549 0.0478 0.0511
11:01-12:00, Thu., 22 Mar. 0.0546 0.0481 0.0511
10:01-11:00, Thu., 22 Mar. 0.0538 0.0476 0.0506
09:01-10:00, Thu., 22 Mar. 0.0533 0.0461 0.0502
08:01-09:00, Thu., 22 Mar. 0.0549 0.0474 0.0505
07:01-08:00, Thu., 22 Mar. 0.0547 0.0458 0.0507
06:01-07:00, Thu., 22 Mar. 0.0534 0.0467 0.0501
05:01-06:00, Thu., 22 Mar. 0.0536 0.0471 0.0504
04:01-05:00, Thu., 22 Mar. 0.0545 0.0473 0.0502
03:01-04:00, Thu., 22 Mar. 0.0529 0.0468 0.0501
02:01-03:00, Thu., 22 Mar. 0.0534 0.0464 0.0500
01:01-02:00, Thu., 22 Mar. 0.0546 0.0469 0.0500
00:01-01:00, Thu., 22 Mar. 0.0535 0.0457 0.0497
23:01-24:00, Wed., 21 Mar. 0.0539 0.0473 0.0495
22:01-23:00, Wed., 21 Mar. 0.0543 0.0461 0.0496
21:01-22:00, Wed., 21 Mar. 0.0540 0.0462 0.0492
20:01-21:00, Wed., 21 Mar. 0.0514 0.0466 0.0491
19:01-20:00, Wed., 21 Mar. 0.0525 0.0463 0.0494
18:01-19:00, Wed., 21 Mar. 0.0535 0.0457 0.0493
17:01-18:00, Wed., 21 Mar. 0.0522 0.0469 0.0493
16:01-17:00, Wed., 21 Mar. 0.0534 0.0469 0.0497
15:01-16:00, Wed., 21 Mar. 0.0532 0.0465 0.0500
14:01-15:00, Wed., 21 Mar. 0.0532 0.0466 0.0500
13:01-14:00, Wed., 21 Mar. 0.0535 0.0459 0.0499
12:01-13:00, Wed., 21 Mar. 0.0520 0.0458 0.0496
11:01-12:00, Wed., 21 Mar. 0.0516 0.0468 0.0496
10:01-11:00, Wed., 21 Mar. 0.0543 0.0466 0.0499
09:01-10:00, Wed., 21 Mar. 0.0546 0.0463 0.0499
08:01-09:00, Wed., 21 Mar. 0.0538 0.0467 0.0501
07:01-08:00, Wed., 21 Mar. 0.0537 0.0465 0.0502
06:01-07:00, Wed., 21 Mar. 0.0526 0.0450 0.0494
05:01-06:00, Wed., 21 Mar. 0.0528 0.0456 0.0497
04:01-05:00, Wed., 21 Mar. 0.0537 0.0465 0.0496
03:01-04:00, Wed., 21 Mar. 0.0529 0.0468 0.0497
02:01-03:00, Wed., 21 Mar. 0.0535 0.0461 0.0496
01:01-02:00, Wed., 21 Mar. 0.0540 0.0446 0.0498
00:01-01:00, Wed., 21 Mar. 0.0533 0.0457 0.0494
23:01-24:00, Tue., 20 Mar. 0.0538 0.0461 0.0496
22:01-23:00, Tue., 20 Mar. 0.0540 0.0468 0.0499
21:01-22:00, Tue., 20 Mar. 0.0530 0.0469 0.0497
20:01-21:00, Tue., 20 Mar. 0.0521 0.0464 0.0494
19:01-20:00, Tue., 20 Mar. 0.0540 0.0459 0.0499
18:01-19:00, Tue., 20 Mar. 0.0522 0.0457 0.0493
17:01-18:00, Tue., 20 Mar. 0.0532 0.0463 0.0497
16:01-17:00, Tue., 20 Mar. 0.0535 0.0460 0.0500
15:01-16:00, Tue., 20 Mar. 0.0544 0.0450 0.0495
14:01-15:00, Tue., 20 Mar. 0.0539 0.0458 0.0498
13:01-14:00, Tue., 20 Mar. 0.0540 0.0451 0.0499
12:01-13:00, Tue., 20 Mar. 0.0537 0.0471 0.0501
11:01-12:00, Tue., 20 Mar. 0.0536 0.0470 0.0500
10:01-11:00, Tue., 20 Mar. 0.0531 0.0472 0.0503
09:01-10:00, Tue., 20 Mar. 0.0534 0.0471 0.0501
08:01-09:00, Tue., 20 Mar. 0.0532 0.0473 0.0500
07:01-08:00, Tue., 20 Mar. 0.0555 0.0463 0.0498
06:01-07:00, Tue., 20 Mar. 0.0537 0.0473 0.0500
05:01-06:00, Tue., 20 Mar. 0.0536 0.0458 0.0498
04:01-05:00, Tue., 20 Mar. 0.0547 0.0462 0.0496
03:01-04:00, Tue., 20 Mar. 0.0525 0.0464 0.0498
02:01-03:00, Tue., 20 Mar. 0.0532 0.0444 0.0494
01:01-02:00, Tue., 20 Mar. 0.0530 0.0463 0.0496
00:01-01:00, Tue., 20 Mar. 0.0529 0.0471 0.0498
23:01-24:00, Mon., 19 Mar. 0.0537 0.0464 0.0494
22:01-23:00, Mon., 19 Mar. 0.0524 0.0451 0.0490
21:01-22:00, Mon., 19 Mar. 0.0520 0.0461 0.0489
20:01-21:00, Mon., 19 Mar. 0.0518 0.0440 0.0489
19:01-20:00, Mon., 19 Mar. 0.0533 0.0464 0.0493
18:01-19:00, Mon., 19 Mar. 0.0526 0.0458 0.0490
17:01-18:00, Mon., 19 Mar. 0.0536 0.0461 0.0490
16:01-17:00, Mon., 19 Mar. 0.0546 0.0456 0.0495
15:01-16:00, Mon., 19 Mar. 0.0530 0.0471 0.0497
14:01-15:00, Mon., 19 Mar. 0.0531 0.0461 0.0497
13:01-14:00, Mon., 19 Mar. 0.0526 0.0466 0.0499
12:01-13:00, Mon., 19 Mar. 0.0536 0.0442 0.0493
11:01-12:00, Mon., 19 Mar. 0.0535 0.0469 0.0499
10:01-11:00, Mon., 19 Mar. 0.0533 0.0461 0.0499
09:01-10:00, Mon., 19 Mar. 0.0528 0.0461 0.0494
08:01-09:00, Mon., 19 Mar. 0.0533 0.0468 0.0496
07:01-08:00, Mon., 19 Mar. 0.0538 0.0466 0.0498
06:01-07:00, Mon., 19 Mar. 0.0534 0.0464 0.0496
05:01-06:00, Mon., 19 Mar. 0.0527 0.0462 0.0492
04:01-05:00, Mon., 19 Mar. 0.0551 0.0475 0.0501
03:01-04:00, Mon., 19 Mar. 0.0543 0.0454 0.0501
02:01-03:00, Mon., 19 Mar. 0.0521 0.0456 0.0499
01:01-02:00, Mon., 19 Mar. 0.0536 0.0454 0.0502
00:01-01:00, Mon., 19 Mar. 0.0531 0.0464 0.0498