Measurement results by the hour (Shinjuku) 26 Mar., 2012 - 1 Apr., 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., 01 Apr. 0.0526 0.0453 0.0489
22:01-23:00, Sun., 01 Apr. 0.0532 0.0465 0.0496
21:01-22:00, Sun., 01 Apr. 0.0533 0.0453 0.0491
20:01-21:00, Sun., 01 Apr. 0.0527 0.0453 0.0496
19:01-20:00, Sun., 01 Apr. 0.0517 0.0463 0.0494
18:01-19:00, Sun., 01 Apr. 0.0531 0.0467 0.0496
17:01-18:00, Sun., 01 Apr. 0.0529 0.0455 0.0495
16:01-17:00, Sun., 01 Apr. 0.0523 0.0457 0.0494
15:01-16:00, Sun., 01 Apr. 0.0550 0.0464 0.0499
14:01-15:00, Sun., 01 Apr. 0.0531 0.0461 0.0507
13:01-14:00, Sun., 01 Apr. 0.0530 0.0471 0.0502
12:01-13:00, Sun., 01 Apr. 0.0534 0.0470 0.0503
11:01-12:00, Sun., 01 Apr. 0.0541 0.0465 0.0501
10:01-11:00, Sun., 01 Apr. 0.0540 0.0473 0.0499
09:01-10:00, Sun., 01 Apr. 0.0519 0.0466 0.0496
08:01-09:00, Sun., 01 Apr. 0.0551 0.0457 0.0502
07:01-08:00, Sun., 01 Apr. 0.0528 0.0459 0.0494
06:01-07:00, Sun., 01 Apr. 0.0524 0.0451 0.0493
05:01-06:00, Sun., 01 Apr. 0.0531 0.0451 0.0495
04:01-05:00, Sun., 01 Apr. 0.0537 0.0457 0.0496
03:01-04:00, Sun., 01 Apr. 0.0525 0.0458 0.0495
02:01-03:00, Sun., 01 Apr. 0.0524 0.0452 0.0494
01:01-02:00, Sun., 01 Apr. 0.0514 0.0465 0.0488
00:01-01:00, Sun., 01 Apr. 0.0528 0.0450 0.0494
23:01-24:00, Sat., 31 Mar. 0.0528 0.0447 0.0494
22:01-23:00, Sat., 31 Mar. 0.0532 0.0461 0.0496
21:01-22:00, Sat., 31 Mar. 0.0538 0.0462 0.0498
20:01-21:00, Sat., 31 Mar. 0.0555 0.0484 0.0509
19:01-20:00, Sat., 31 Mar. 0.0581 0.0494 0.0529
18:01-19:00, Sat., 31 Mar. 0.0579 0.0479 0.0536
17:01-18:00, Sat., 31 Mar. 0.0573 0.0497 0.0530
16:01-17:00, Sat., 31 Mar. 0.0625 0.0520 0.0584
15:01-16:00, Sat., 31 Mar. 0.0616 0.0484 0.0556
14:01-15:00, Sat., 31 Mar. 0.0559 0.0479 0.0520
13:01-14:00, Sat., 31 Mar. 0.0550 0.0475 0.0511
12:01-13:00, Sat., 31 Mar. 0.0539 0.0475 0.0506
11:01-12:00, Sat., 31 Mar. 0.0527 0.0465 0.0500
10:01-11:00, Sat., 31 Mar. 0.0536 0.0457 0.0502
09:01-10:00, Sat., 31 Mar. 0.0535 0.0462 0.0499
08:01-09:00, Sat., 31 Mar. 0.0514 0.0459 0.0492
07:01-08:00, Sat., 31 Mar. 0.0532 0.0454 0.0497
06:01-07:00, Sat., 31 Mar. 0.0530 0.0455 0.0492
05:01-06:00, Sat., 31 Mar. 0.0536 0.0465 0.0495
04:01-05:00, Sat., 31 Mar. 0.0529 0.0465 0.0497
03:01-04:00, Sat., 31 Mar. 0.0547 0.0467 0.0499
02:01-03:00, Sat., 31 Mar. 0.0525 0.0459 0.0496
01:01-02:00, Sat., 31 Mar. 0.0524 0.0456 0.0496
00:01-01:00, Sat., 31 Mar. 0.0532 0.0466 0.0495
23:01-24:00, Fri., 30 Mar. 0.0533 0.0447 0.0497
22:01-23:00, Fri., 30 Mar. 0.0538 0.0459 0.0497
21:01-22:00, Fri., 30 Mar. 0.0531 0.0457 0.0495
20:01-21:00, Fri., 30 Mar. 0.0522 0.0463 0.0495
19:01-20:00, Fri., 30 Mar. 0.0539 0.0471 0.0498
18:01-19:00, Fri., 30 Mar. 0.0526 0.0458 0.0495
17:01-18:00, Fri., 30 Mar. 0.0539 0.0459 0.0494
16:01-17:00, Fri., 30 Mar. 0.0531 0.0464 0.0495
15:01-16:00, Fri., 30 Mar. 0.0529 0.0468 0.0498
14:01-15:00, Fri., 30 Mar. 0.0533 0.0467 0.0499
13:01-14:00, Fri., 30 Mar. 0.0534 0.0459 0.0503
12:01-13:00, Fri., 30 Mar. 0.0525 0.0461 0.0500
11:01-12:00, Fri., 30 Mar. 0.0549 0.0446 0.0499
10:01-11:00, Fri., 30 Mar. 0.0536 0.0457 0.0498
09:01-10:00, Fri., 30 Mar. 0.0529 0.0463 0.0499
08:01-09:00, Fri., 30 Mar. 0.0525 0.0448 0.0494
07:01-08:00, Fri., 30 Mar. 0.0534 0.0466 0.0500
06:01-07:00, Fri., 30 Mar. 0.0540 0.0467 0.0497
05:01-06:00, Fri., 30 Mar. 0.0524 0.0461 0.0496
04:01-05:00, Fri., 30 Mar. 0.0525 0.0472 0.0499
03:01-04:00, Fri., 30 Mar. 0.0539 0.0469 0.0499
02:01-03:00, Fri., 30 Mar. 0.0533 0.0468 0.0497
01:01-02:00, Fri., 30 Mar. 0.0531 0.0475 0.0500
00:01-01:00, Fri., 30 Mar. 0.0532 0.0451 0.0497
23:01-24:00, Thu., 29 Mar. 0.0546 0.0462 0.0496
22:01-23:00, Thu., 29 Mar. 0.0529 0.0468 0.0497
21:01-22:00, Thu., 29 Mar. 0.0523 0.0449 0.0496
20:01-21:00, Thu., 29 Mar. 0.0530 0.0470 0.0501
19:01-20:00, Thu., 29 Mar. 0.0534 0.0467 0.0494
18:01-19:00, Thu., 29 Mar. 0.0517 0.0465 0.0490
17:01-18:00, Thu., 29 Mar. 0.0524 0.0460 0.0496
16:01-17:00, Thu., 29 Mar. 0.0535 0.0467 0.0502
15:01-16:00, Thu., 29 Mar. 0.0529 0.0461 0.0500
14:01-15:00, Thu., 29 Mar. 0.0533 0.0464 0.0497
13:01-14:00, Thu., 29 Mar. 0.0542 0.0457 0.0500
12:01-13:00, Thu., 29 Mar. 0.0540 0.0465 0.0501
11:01-12:00, Thu., 29 Mar. 0.0548 0.0470 0.0506
10:01-11:00, Thu., 29 Mar. 0.0536 0.0475 0.0506
09:01-10:00, Thu., 29 Mar. 0.0535 0.0471 0.0507
08:01-09:00, Thu., 29 Mar. 0.0528 0.0464 0.0500
07:01-08:00, Thu., 29 Mar. 0.0524 0.0461 0.0497
06:01-07:00, Thu., 29 Mar. 0.0527 0.0457 0.0493
05:01-06:00, Thu., 29 Mar. 0.0520 0.0461 0.0494
04:01-05:00, Thu., 29 Mar. 0.0524 0.0469 0.0499
03:01-04:00, Thu., 29 Mar. 0.0543 0.0460 0.0502
02:01-03:00, Thu., 29 Mar. 0.0541 0.0465 0.0496
01:01-02:00, Thu., 29 Mar. 0.0524 0.0461 0.0493
00:01-01:00, Thu., 29 Mar. 0.0533 0.0460 0.0497
23:01-24:00, Wed., 28 Mar. 0.0538 0.0467 0.0497
22:01-23:00, Wed., 28 Mar. 0.0547 0.0469 0.0497
21:01-22:00, Wed., 28 Mar. 0.0542 0.0469 0.0502
20:01-21:00, Wed., 28 Mar. 0.0528 0.0462 0.0498
19:01-20:00, Wed., 28 Mar. 0.0545 0.0470 0.0503
18:01-19:00, Wed., 28 Mar. 0.0548 0.0478 0.0513
17:01-18:00, Wed., 28 Mar. 0.0570 0.0497 0.0532
16:01-17:00, Wed., 28 Mar. 0.0609 0.0472 0.0527
15:01-16:00, Wed., 28 Mar. 0.0539 0.0479 0.0503
14:01-15:00, Wed., 28 Mar. 0.0549 0.0468 0.0507
13:01-14:00, Wed., 28 Mar. 0.0530 0.0476 0.0505
12:01-13:00, Wed., 28 Mar. 0.0528 0.0472 0.0500
11:01-12:00, Wed., 28 Mar. 0.0548 0.0476 0.0507
10:01-11:00, Wed., 28 Mar. 0.0544 0.0483 0.0509
09:01-10:00, Wed., 28 Mar. 0.0540 0.0475 0.0506
08:01-09:00, Wed., 28 Mar. 0.0537 0.0473 0.0511
07:01-08:00, Wed., 28 Mar. 0.0535 0.0477 0.0503
06:01-07:00, Wed., 28 Mar. 0.0541 0.0469 0.0506
05:01-06:00, Wed., 28 Mar. 0.0546 0.0478 0.0508
04:01-05:00, Wed., 28 Mar. 0.0538 0.0471 0.0504
03:01-04:00, Wed., 28 Mar. 0.0536 0.0465 0.0500
02:01-03:00, Wed., 28 Mar. 0.0541 0.0470 0.0501
01:01-02:00, Wed., 28 Mar. 0.0544 0.0470 0.0498
00:01-01:00, Wed., 28 Mar. 0.0531 0.0462 0.0499
23:01-24:00, Tue., 27 Mar. 0.0539 0.0464 0.0497
22:01-23:00, Tue., 27 Mar. 0.0528 0.0462 0.0494
21:01-22:00, Tue., 27 Mar. 0.0523 0.0466 0.0498
20:01-21:00, Tue., 27 Mar. 0.0522 0.0465 0.0495
19:01-20:00, Tue., 27 Mar. 0.0539 0.0456 0.0499
18:01-19:00, Tue., 27 Mar. 0.0540 0.0462 0.0494
17:01-18:00, Tue., 27 Mar. 0.0533 0.0464 0.0495
16:01-17:00, Tue., 27 Mar. 0.0549 0.0471 0.0497
15:01-16:00, Tue., 27 Mar. 0.0538 0.0474 0.0499
14:01-15:00, Tue., 27 Mar. 0.0535 0.0463 0.0502
13:01-14:00, Tue., 27 Mar. 0.0535 0.0459 0.0502
12:01-13:00, Tue., 27 Mar. 0.0547 0.0472 0.0506
11:01-12:00, Tue., 27 Mar. 0.0541 0.0467 0.0506
10:01-11:00, Tue., 27 Mar. 0.0547 0.0461 0.0505
09:01-10:00, Tue., 27 Mar. 0.0608 0.0464 0.0514
08:01-09:00, Tue., 27 Mar. 0.0541 0.0472 0.0506
07:01-08:00, Tue., 27 Mar. 0.0544 0.0475 0.0507
06:01-07:00, Tue., 27 Mar. 0.0538 0.0474 0.0502
05:01-06:00, Tue., 27 Mar. 0.0531 0.0474 0.0502
04:01-05:00, Tue., 27 Mar. 0.0536 0.0462 0.0498
03:01-04:00, Tue., 27 Mar. 0.0531 0.0475 0.0501
02:01-03:00, Tue., 27 Mar. 0.0537 0.0471 0.0500
01:01-02:00, Tue., 27 Mar. 0.0536 0.0463 0.0498
00:01-01:00, Tue., 27 Mar. 0.0544 0.0459 0.0501
23:01-24:00, Mon., 26 Mar. 0.0541 0.0453 0.0501
22:01-23:00, Mon., 26 Mar. 0.0548 0.0461 0.0494
21:01-22:00, Mon., 26 Mar. 0.0527 0.0468 0.0495
20:01-21:00, Mon., 26 Mar. 0.0534 0.0457 0.0494
19:01-20:00, Mon., 26 Mar. 0.0533 0.0470 0.0501
18:01-19:00, Mon., 26 Mar. 0.0540 0.0461 0.0497
17:01-18:00, Mon., 26 Mar. 0.0528 0.0462 0.0496
16:01-17:00, Mon., 26 Mar. 0.0542 0.0453 0.0503
15:01-16:00, Mon., 26 Mar. 0.0544 0.0464 0.0497
14:01-15:00, Mon., 26 Mar. 0.0537 0.0468 0.0503
13:01-14:00, Mon., 26 Mar. 0.0539 0.0468 0.0503
12:01-13:00, Mon., 26 Mar. 0.0533 0.0465 0.0503
11:01-12:00, Mon., 26 Mar. 0.0550 0.0475 0.0506
10:01-11:00, Mon., 26 Mar. 0.0564 0.0479 0.0509
09:01-10:00, Mon., 26 Mar. 0.0556 0.0484 0.0513
08:01-09:00, Mon., 26 Mar. 0.0532 0.0472 0.0504
07:01-08:00, Mon., 26 Mar. 0.0538 0.0482 0.0506
06:01-07:00, Mon., 26 Mar. 0.0545 0.0469 0.0502
05:01-06:00, Mon., 26 Mar. 0.0542 0.0465 0.0499
04:01-05:00, Mon., 26 Mar. 0.0538 0.0466 0.0499
03:01-04:00, Mon., 26 Mar. 0.0534 0.0468 0.0499
02:01-03:00, Mon., 26 Mar. 0.0538 0.0452 0.0499
01:01-02:00, Mon., 26 Mar. 0.0534 0.0472 0.0501
00:01-01:00, Mon., 26 Mar. 0.0551 0.0457 0.0501