Measurement results by the hour (Shinjuku) 16 Apr., 2012 - 22 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., 22 Apr. 0.0570 0.0491 0.0520
22:01-23:00, Sun., 22 Apr. 0.0534 0.0483 0.0513
21:01-22:00, Sun., 22 Apr. 0.0544 0.0473 0.0512
20:01-21:00, Sun., 22 Apr. 0.0549 0.0472 0.0513
19:01-20:00, Sun., 22 Apr. 0.0556 0.0466 0.0509
18:01-19:00, Sun., 22 Apr. 0.0558 0.0469 0.0502
17:01-18:00, Sun., 22 Apr. 0.0526 0.0455 0.0494
16:01-17:00, Sun., 22 Apr. 0.0518 0.0453 0.0488
15:01-16:00, Sun., 22 Apr. 0.0535 0.0457 0.0494
14:01-15:00, Sun., 22 Apr. 0.0528 0.0451 0.0489
13:01-14:00, Sun., 22 Apr. 0.0534 0.0463 0.0491
12:01-13:00, Sun., 22 Apr. 0.0521 0.0460 0.0492
11:01-12:00, Sun., 22 Apr. 0.0524 0.0453 0.0489
10:01-11:00, Sun., 22 Apr. 0.0520 0.0455 0.0488
09:01-10:00, Sun., 22 Apr. 0.0532 0.0451 0.0485
08:01-09:00, Sun., 22 Apr. 0.0525 0.0458 0.0489
07:01-08:00, Sun., 22 Apr. 0.0522 0.0463 0.0491
06:01-07:00, Sun., 22 Apr. 0.0517 0.0453 0.0485
05:01-06:00, Sun., 22 Apr. 0.0519 0.0459 0.0486
04:01-05:00, Sun., 22 Apr. 0.0529 0.0455 0.0487
03:01-04:00, Sun., 22 Apr. 0.0530 0.0458 0.0486
02:01-03:00, Sun., 22 Apr. 0.0520 0.0467 0.0486
01:01-02:00, Sun., 22 Apr. 0.0518 0.0460 0.0483
00:01-01:00, Sun., 22 Apr. 0.0515 0.0460 0.0486
23:01-24:00, Sat., 21 Apr. 0.0525 0.0451 0.0484
22:01-23:00, Sat., 21 Apr. 0.0522 0.0449 0.0484
21:01-22:00, Sat., 21 Apr. 0.0513 0.0453 0.0484
20:01-21:00, Sat., 21 Apr. 0.0522 0.0449 0.0486
19:01-20:00, Sat., 21 Apr. 0.0527 0.0453 0.0485
18:01-19:00, Sat., 21 Apr. 0.0529 0.0455 0.0487
17:01-18:00, Sat., 21 Apr. 0.0513 0.0452 0.0487
16:01-17:00, Sat., 21 Apr. 0.0524 0.0457 0.0490
15:01-16:00, Sat., 21 Apr. 0.0530 0.0457 0.0488
14:01-15:00, Sat., 21 Apr. 0.0522 0.0454 0.0487
13:01-14:00, Sat., 21 Apr. 0.0523 0.0464 0.0488
12:01-13:00, Sat., 21 Apr. 0.0536 0.0457 0.0490
11:01-12:00, Sat., 21 Apr. 0.0515 0.0452 0.0488
10:01-11:00, Sat., 21 Apr. 0.0552 0.0461 0.0491
09:01-10:00, Sat., 21 Apr. 0.0522 0.0459 0.0488
08:01-09:00, Sat., 21 Apr. 0.0545 0.0443 0.0485
07:01-08:00, Sat., 21 Apr. 0.0516 0.0455 0.0486
06:01-07:00, Sat., 21 Apr. 0.0521 0.0446 0.0487
05:01-06:00, Sat., 21 Apr. 0.0520 0.0444 0.0489
04:01-05:00, Sat., 21 Apr. 0.0513 0.0456 0.0484
03:01-04:00, Sat., 21 Apr. 0.0516 0.0448 0.0482
02:01-03:00, Sat., 21 Apr. 0.0515 0.0446 0.0483
01:01-02:00, Sat., 21 Apr. 0.0534 0.0458 0.0484
00:01-01:00, Sat., 21 Apr. 0.0518 0.0459 0.0488
23:01-24:00, Fri., 20 Apr. 0.0519 0.0452 0.0487
22:01-23:00, Fri., 20 Apr. 0.0535 0.0458 0.0484
21:01-22:00, Fri., 20 Apr. 0.0520 0.0442 0.0485
20:01-21:00, Fri., 20 Apr. 0.0522 0.0457 0.0488
19:01-20:00, Fri., 20 Apr. 0.0513 0.0460 0.0488
18:01-19:00, Fri., 20 Apr. 0.0526 0.0460 0.0486
17:01-18:00, Fri., 20 Apr. 0.0524 0.0451 0.0489
16:01-17:00, Fri., 20 Apr. 0.0516 0.0460 0.0487
15:01-16:00, Fri., 20 Apr. 0.0516 0.0456 0.0485
14:01-15:00, Fri., 20 Apr. 0.0521 0.0459 0.0492
13:01-14:00, Fri., 20 Apr. 0.0523 0.0451 0.0490
12:01-13:00, Fri., 20 Apr. 0.0520 0.0468 0.0494
11:01-12:00, Fri., 20 Apr. 0.0524 0.0466 0.0492
10:01-11:00, Fri., 20 Apr. 0.0533 0.0448 0.0492
09:01-10:00, Fri., 20 Apr. 0.0533 0.0450 0.0491
08:01-09:00, Fri., 20 Apr. 0.0529 0.0458 0.0486
07:01-08:00, Fri., 20 Apr. 0.0520 0.0465 0.0486
06:01-07:00, Fri., 20 Apr. 0.0529 0.0455 0.0486
05:01-06:00, Fri., 20 Apr. 0.0532 0.0458 0.0486
04:01-05:00, Fri., 20 Apr. 0.0521 0.0447 0.0485
03:01-04:00, Fri., 20 Apr. 0.0509 0.0443 0.0483
02:01-03:00, Fri., 20 Apr. 0.0531 0.0461 0.0486
01:01-02:00, Fri., 20 Apr. 0.0524 0.0456 0.0487
00:01-01:00, Fri., 20 Apr. 0.0509 0.0446 0.0482
23:01-24:00, Thu., 19 Apr. 0.0542 0.0447 0.0486
22:01-23:00, Thu., 19 Apr. 0.0529 0.0439 0.0483
21:01-22:00, Thu., 19 Apr. 0.0519 0.0456 0.0489
20:01-21:00, Thu., 19 Apr. 0.0512 0.0443 0.0485
19:01-20:00, Thu., 19 Apr. 0.0528 0.0446 0.0489
18:01-19:00, Thu., 19 Apr. 0.0514 0.0457 0.0488
17:01-18:00, Thu., 19 Apr. 0.0525 0.0456 0.0484
16:01-17:00, Thu., 19 Apr. 0.0520 0.0453 0.0489
15:01-16:00, Thu., 19 Apr. 0.0519 0.0443 0.0482
14:01-15:00, Thu., 19 Apr. 0.0536 0.0438 0.0488
13:01-14:00, Thu., 19 Apr. 0.0522 0.0456 0.0490
12:01-13:00, Thu., 19 Apr. 0.0535 0.0454 0.0494
11:01-12:00, Thu., 19 Apr. 0.0529 0.0455 0.0492
10:01-11:00, Thu., 19 Apr. 0.0518 0.0463 0.0491
09:01-10:00, Thu., 19 Apr. 0.0539 0.0464 0.0491
08:01-09:00, Thu., 19 Apr. 0.0521 0.0454 0.0493
07:01-08:00, Thu., 19 Apr. 0.0515 0.0463 0.0489
06:01-07:00, Thu., 19 Apr. 0.0522 0.0455 0.0490
05:01-06:00, Thu., 19 Apr. 0.0531 0.0457 0.0487
04:01-05:00, Thu., 19 Apr. 0.0518 0.0451 0.0486
03:01-04:00, Thu., 19 Apr. 0.0526 0.0455 0.0489
02:01-03:00, Thu., 19 Apr. 0.0542 0.0467 0.0490
01:01-02:00, Thu., 19 Apr. 0.0515 0.0452 0.0488
00:01-01:00, Thu., 19 Apr. 0.0536 0.0451 0.0488
23:01-24:00, Wed., 18 Apr. 0.0522 0.0452 0.0489
22:01-23:00, Wed., 18 Apr. 0.0528 0.0453 0.0487
21:01-22:00, Wed., 18 Apr. 0.0525 0.0448 0.0486
20:01-21:00, Wed., 18 Apr. 0.0520 0.0446 0.0486
19:01-20:00, Wed., 18 Apr. 0.0534 0.0459 0.0486
18:01-19:00, Wed., 18 Apr. 0.0521 0.0455 0.0491
17:01-18:00, Wed., 18 Apr. 0.0534 0.0461 0.0491
16:01-17:00, Wed., 18 Apr. 0.0519 0.0455 0.0490
15:01-16:00, Wed., 18 Apr. 0.0517 0.0460 0.0491
14:01-15:00, Wed., 18 Apr. 0.0530 0.0463 0.0496
13:01-14:00, Wed., 18 Apr. 0.0517 0.0447 0.0494
12:01-13:00, Wed., 18 Apr. 0.0527 0.0459 0.0493
11:01-12:00, Wed., 18 Apr. 0.0542 0.0466 0.0493
10:01-11:00, Wed., 18 Apr. 0.0535 0.0450 0.0493
09:01-10:00, Wed., 18 Apr. 0.0535 0.0463 0.0501
08:01-09:00, Wed., 18 Apr. 0.0532 0.0479 0.0501
07:01-08:00, Wed., 18 Apr. 0.0527 0.0469 0.0501
06:01-07:00, Wed., 18 Apr. 0.0541 0.0470 0.0500
05:01-06:00, Wed., 18 Apr. 0.0525 0.0446 0.0494
04:01-05:00, Wed., 18 Apr. 0.0524 0.0455 0.0489
03:01-04:00, Wed., 18 Apr. 0.0529 0.0458 0.0490
02:01-03:00, Wed., 18 Apr. 0.0525 0.0455 0.0491
01:01-02:00, Wed., 18 Apr. 0.0531 0.0452 0.0490
00:01-01:00, Wed., 18 Apr. 0.0521 0.0455 0.0489
23:01-24:00, Tue., 17 Apr. 0.0532 0.0457 0.0488
22:01-23:00, Tue., 17 Apr. 0.0530 0.0452 0.0486
21:01-22:00, Tue., 17 Apr. 0.0531 0.0448 0.0488
20:01-21:00, Tue., 17 Apr. 0.0531 0.0458 0.0491
19:01-20:00, Tue., 17 Apr. 0.0529 0.0458 0.0495
18:01-19:00, Tue., 17 Apr. 0.0546 0.0478 0.0514
17:01-18:00, Tue., 17 Apr. 0.0585 0.0509 0.0540
16:01-17:00, Tue., 17 Apr. 0.0583 0.0500 0.0539
15:01-16:00, Tue., 17 Apr. 0.0556 0.0455 0.0500
14:01-15:00, Tue., 17 Apr. 0.0520 0.0461 0.0492
13:01-14:00, Tue., 17 Apr. 0.0527 0.0464 0.0492
12:01-13:00, Tue., 17 Apr. 0.0526 0.0461 0.0497
11:01-12:00, Tue., 17 Apr. 0.0539 0.0467 0.0501
10:01-11:00, Tue., 17 Apr. 0.0537 0.0472 0.0501
09:01-10:00, Tue., 17 Apr. 0.0535 0.0461 0.0501
08:01-09:00, Tue., 17 Apr. 0.0534 0.0470 0.0499
07:01-08:00, Tue., 17 Apr. 0.0541 0.0468 0.0502
06:01-07:00, Tue., 17 Apr. 0.0535 0.0467 0.0498
05:01-06:00, Tue., 17 Apr. 0.0544 0.0457 0.0498
04:01-05:00, Tue., 17 Apr. 0.0532 0.0463 0.0492
03:01-04:00, Tue., 17 Apr. 0.0525 0.0458 0.0492
02:01-03:00, Tue., 17 Apr. 0.0518 0.0469 0.0492
01:01-02:00, Tue., 17 Apr. 0.0527 0.0458 0.0494
00:01-01:00, Tue., 17 Apr. 0.0517 0.0461 0.0491
23:01-24:00, Mon., 16 Apr. 0.0528 0.0443 0.0491
22:01-23:00, Mon., 16 Apr. 0.0527 0.0460 0.0493
21:01-22:00, Mon., 16 Apr. 0.0532 0.0461 0.0492
20:01-21:00, Mon., 16 Apr. 0.0524 0.0440 0.0490
19:01-20:00, Mon., 16 Apr. 0.0519 0.0462 0.0488
18:01-19:00, Mon., 16 Apr. 0.0521 0.0454 0.0487
17:01-18:00, Mon., 16 Apr. 0.0537 0.0457 0.0494
16:01-17:00, Mon., 16 Apr. 0.0528 0.0461 0.0494
15:01-16:00, Mon., 16 Apr. 0.0546 0.0447 0.0494
14:01-15:00, Mon., 16 Apr. 0.0548 0.0461 0.0498
13:01-14:00, Mon., 16 Apr. 0.0525 0.0456 0.0492
12:01-13:00, Mon., 16 Apr. 0.0539 0.0469 0.0494
11:01-12:00, Mon., 16 Apr. 0.0551 0.0462 0.0494
10:01-11:00, Mon., 16 Apr. 0.0530 0.0471 0.0495
09:01-10:00, Mon., 16 Apr. 0.0522 0.0452 0.0493
08:01-09:00, Mon., 16 Apr. 0.0533 0.0457 0.0492
07:01-08:00, Mon., 16 Apr. 0.0527 0.0458 0.0493
06:01-07:00, Mon., 16 Apr. 0.0514 0.0460 0.0487
05:01-06:00, Mon., 16 Apr. 0.0530 0.0463 0.0490
04:01-05:00, Mon., 16 Apr. 0.0523 0.0468 0.0493
03:01-04:00, Mon., 16 Apr. 0.0516 0.0443 0.0486
02:01-03:00, Mon., 16 Apr. 0.0517 0.0450 0.0484
01:01-02:00, Mon., 16 Apr. 0.0517 0.0458 0.0492
00:01-01:00, Mon., 16 Apr. 0.0530 0.0458 0.0489