Measurement results by the hour (Shinjuku) 24 Sep., 2012 - 30 Sep., 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., 30 Sep. 0.0516 0.0442 0.0475
22:01-23:00, Sun., 30 Sep. 0.0517 0.0452 0.0482
21:01-22:00, Sun., 30 Sep. 0.0535 0.0459 0.0491
20:01-21:00, Sun., 30 Sep. 0.0526 0.0454 0.0488
19:01-20:00, Sun., 30 Sep. 0.0511 0.0434 0.0478
18:01-19:00, Sun., 30 Sep. 0.0503 0.0432 0.0471
17:01-18:00, Sun., 30 Sep. 0.0511 0.0450 0.0476
16:01-17:00, Sun., 30 Sep. 0.0494 0.0440 0.0464
15:01-16:00, Sun., 30 Sep. 0.0498 0.0433 0.0467
14:01-15:00, Sun., 30 Sep. 0.0493 0.0437 0.0467
13:01-14:00, Sun., 30 Sep. 0.0500 0.0423 0.0466
12:01-13:00, Sun., 30 Sep. 0.0504 0.0435 0.0469
11:01-12:00, Sun., 30 Sep. 0.0508 0.0434 0.0473
10:01-11:00, Sun., 30 Sep. 0.0507 0.0436 0.0470
09:01-10:00, Sun., 30 Sep. 0.0516 0.0441 0.0477
08:01-09:00, Sun., 30 Sep. 0.0530 0.0440 0.0479
07:01-08:00, Sun., 30 Sep. 0.0511 0.0440 0.0481
06:01-07:00, Sun., 30 Sep. 0.0525 0.0455 0.0476
05:01-06:00, Sun., 30 Sep. 0.0526 0.0444 0.0481
04:01-05:00, Sun., 30 Sep. 0.0522 0.0451 0.0482
03:01-04:00, Sun., 30 Sep. 0.0509 0.0440 0.0476
02:01-03:00, Sun., 30 Sep. 0.0516 0.0436 0.0475
01:01-02:00, Sun., 30 Sep. 0.0503 0.0438 0.0470
00:01-01:00, Sun., 30 Sep. 0.0499 0.0446 0.0468
23:01-24:00, Sat., 29 Sep. 0.0485 0.0457 0.0471
12:01-13:00, Sat., 29 Sep. 0.0505 0.0454 0.0475
11:01-12:00, Sat., 29 Sep. 0.0511 0.0442 0.0466
10:01-11:00, Sat., 29 Sep. 0.0502 0.0451 0.0478
09:01-10:00, Sat., 29 Sep. 0.0512 0.0437 0.0475
08:01-09:00, Sat., 29 Sep. 0.0515 0.0437 0.0478
07:01-08:00, Sat., 29 Sep. 0.0514 0.0441 0.0477
06:01-07:00, Sat., 29 Sep. 0.0530 0.0432 0.0477
05:01-06:00, Sat., 29 Sep. 0.0506 0.0444 0.0475
04:01-05:00, Sat., 29 Sep. 0.0508 0.0440 0.0477
03:01-04:00, Sat., 29 Sep. 0.0497 0.0435 0.0471
02:01-03:00, Sat., 29 Sep. 0.0513 0.0433 0.0474
01:01-02:00, Sat., 29 Sep. 0.0506 0.0443 0.0469
00:01-01:00, Sat., 29 Sep. 0.0495 0.0436 0.0467
23:01-24:00, Fri., 28 Sep. 0.0496 0.0438 0.0469
22:01-23:00, Fri., 28 Sep. 0.0508 0.0436 0.0468
21:01-22:00, Fri., 28 Sep. 0.0500 0.0425 0.0468
20:01-21:00, Fri., 28 Sep. 0.0497 0.0435 0.0468
19:01-20:00, Fri., 28 Sep. 0.0495 0.0441 0.0467
18:01-19:00, Fri., 28 Sep. 0.0496 0.0431 0.0465
17:01-18:00, Fri., 28 Sep. 0.0501 0.0442 0.0467
16:01-17:00, Fri., 28 Sep. 0.0491 0.0438 0.0466
15:01-16:00, Fri., 28 Sep. 0.0503 0.0429 0.0468
14:01-15:00, Fri., 28 Sep. 0.0525 0.0437 0.0471
13:01-14:00, Fri., 28 Sep. 0.0508 0.0441 0.0470
12:01-13:00, Fri., 28 Sep. 0.0491 0.0433 0.0467
11:01-12:00, Fri., 28 Sep. 0.0500 0.0422 0.0470
10:01-11:00, Fri., 28 Sep. 0.0495 0.0424 0.0469
09:01-10:00, Fri., 28 Sep. 0.0507 0.0434 0.0469
08:01-09:00, Fri., 28 Sep. 0.0507 0.0445 0.0470
07:01-08:00, Fri., 28 Sep. 0.0495 0.0439 0.0470
06:01-07:00, Fri., 28 Sep. 0.0490 0.0433 0.0466
05:01-06:00, Fri., 28 Sep. 0.0498 0.0436 0.0466
04:01-05:00, Fri., 28 Sep. 0.0504 0.0440 0.0468
03:01-04:00, Fri., 28 Sep. 0.0493 0.0441 0.0465
02:01-03:00, Fri., 28 Sep. 0.0503 0.0434 0.0463
01:01-02:00, Fri., 28 Sep. 0.0492 0.0442 0.0463
00:01-01:00, Fri., 28 Sep. 0.0491 0.0433 0.0465
23:01-24:00, Thu., 27 Sep. 0.0494 0.0433 0.0464
22:01-23:00, Thu., 27 Sep. 0.0509 0.0434 0.0464
21:01-22:00, Thu., 27 Sep. 0.0496 0.0434 0.0462
20:01-21:00, Thu., 27 Sep. 0.0501 0.0422 0.0464
19:01-20:00, Thu., 27 Sep. 0.0509 0.0432 0.0462
18:01-19:00, Thu., 27 Sep. 0.0490 0.0432 0.0463
17:01-18:00, Thu., 27 Sep. 0.0495 0.0422 0.0464
16:01-17:00, Thu., 27 Sep. 0.0490 0.0427 0.0459
15:01-16:00, Thu., 27 Sep. 0.0505 0.0427 0.0463
14:01-15:00, Thu., 27 Sep. 0.0498 0.0435 0.0461
13:01-14:00, Thu., 27 Sep. 0.0496 0.0435 0.0459
12:01-13:00, Thu., 27 Sep. 0.0496 0.0417 0.0462
11:01-12:00, Thu., 27 Sep. 0.0501 0.0437 0.0465
10:01-11:00, Thu., 27 Sep. 0.0506 0.0445 0.0469
09:01-10:00, Thu., 27 Sep. 0.0503 0.0437 0.0475
08:01-09:00, Thu., 27 Sep. 0.0534 0.0437 0.0473
07:01-08:00, Thu., 27 Sep. 0.0500 0.0447 0.0475
06:01-07:00, Thu., 27 Sep. 0.0505 0.0440 0.0469
05:01-06:00, Thu., 27 Sep. 0.0503 0.0428 0.0469
04:01-05:00, Thu., 27 Sep. 0.0498 0.0433 0.0467
03:01-04:00, Thu., 27 Sep. 0.0494 0.0438 0.0467
02:01-03:00, Thu., 27 Sep. 0.0496 0.0435 0.0466
01:01-02:00, Thu., 27 Sep. 0.0498 0.0428 0.0465
00:01-01:00, Thu., 27 Sep. 0.0499 0.0430 0.0466
23:01-24:00, Wed., 26 Sep. 0.0498 0.0437 0.0466
22:01-23:00, Wed., 26 Sep. 0.0498 0.0429 0.0466
21:01-22:00, Wed., 26 Sep. 0.0494 0.0436 0.0465
20:01-21:00, Wed., 26 Sep. 0.0495 0.0437 0.0463
19:01-20:00, Wed., 26 Sep. 0.0502 0.0424 0.0466
18:01-19:00, Wed., 26 Sep. 0.0495 0.0423 0.0464
17:01-18:00, Wed., 26 Sep. 0.0502 0.0429 0.0464
16:01-17:00, Wed., 26 Sep. 0.0500 0.0429 0.0464
15:01-16:00, Wed., 26 Sep. 0.0512 0.0434 0.0467
14:01-15:00, Wed., 26 Sep. 0.0492 0.0432 0.0464
13:01-14:00, Wed., 26 Sep. 0.0501 0.0443 0.0468
12:01-13:00, Wed., 26 Sep. 0.0502 0.0439 0.0467
11:01-12:00, Wed., 26 Sep. 0.0498 0.0433 0.0471
10:01-11:00, Wed., 26 Sep. 0.0513 0.0436 0.0471
09:01-10:00, Wed., 26 Sep. 0.0506 0.0441 0.0472
08:01-09:00, Wed., 26 Sep. 0.0509 0.0428 0.0474
07:01-08:00, Wed., 26 Sep. 0.0509 0.0436 0.0475
06:01-07:00, Wed., 26 Sep. 0.0501 0.0450 0.0475
05:01-06:00, Wed., 26 Sep. 0.0519 0.0445 0.0473
04:01-05:00, Wed., 26 Sep. 0.0501 0.0437 0.0467
03:01-04:00, Wed., 26 Sep. 0.0503 0.0433 0.0466
02:01-03:00, Wed., 26 Sep. 0.0492 0.0443 0.0466
01:01-02:00, Wed., 26 Sep. 0.0517 0.0438 0.0463
00:01-01:00, Wed., 26 Sep. 0.0499 0.0432 0.0464
23:01-24:00, Tue., 25 Sep. 0.0504 0.0427 0.0464
22:01-23:00, Tue., 25 Sep. 0.0510 0.0439 0.0466
21:01-22:00, Tue., 25 Sep. 0.0498 0.0435 0.0465
20:01-21:00, Tue., 25 Sep. 0.0502 0.0431 0.0464
19:01-20:00, Tue., 25 Sep. 0.0494 0.0435 0.0461
18:01-19:00, Tue., 25 Sep. 0.0502 0.0435 0.0463
17:01-18:00, Tue., 25 Sep. 0.0506 0.0433 0.0466
16:01-17:00, Tue., 25 Sep. 0.0495 0.0443 0.0469
15:01-16:00, Tue., 25 Sep. 0.0493 0.0440 0.0471
14:01-15:00, Tue., 25 Sep. 0.0494 0.0441 0.0468
13:01-14:00, Tue., 25 Sep. 0.0499 0.0414 0.0465
12:01-13:00, Tue., 25 Sep. 0.0502 0.0420 0.0464
11:01-12:00, Tue., 25 Sep. 0.0520 0.0441 0.0465
10:01-11:00, Tue., 25 Sep. 0.0498 0.0442 0.0467
09:01-10:00, Tue., 25 Sep. 0.0503 0.0446 0.0470
08:01-09:00, Tue., 25 Sep. 0.0512 0.0431 0.0462
07:01-08:00, Tue., 25 Sep. 0.0498 0.0408 0.0465
06:01-07:00, Tue., 25 Sep. 0.0493 0.0432 0.0463
05:01-06:00, Tue., 25 Sep. 0.0508 0.0429 0.0471
04:01-05:00, Tue., 25 Sep. 0.0520 0.0447 0.0482
03:01-04:00, Tue., 25 Sep. 0.0536 0.0458 0.0499
02:01-03:00, Tue., 25 Sep. 0.0550 0.0481 0.0520
01:01-02:00, Tue., 25 Sep. 0.0585 0.0507 0.0535
00:01-01:00, Tue., 25 Sep. 0.0554 0.0488 0.0520
23:01-24:00, Mon., 24 Sep. 0.0543 0.0434 0.0482
22:01-23:00, Mon., 24 Sep. 0.0496 0.0431 0.0460
21:01-22:00, Mon., 24 Sep. 0.0504 0.0437 0.0468
20:01-21:00, Mon., 24 Sep. 0.0529 0.0446 0.0483
19:01-20:00, Mon., 24 Sep. 0.0559 0.0477 0.0517
18:01-19:00, Mon., 24 Sep. 0.0539 0.0460 0.0505
17:01-18:00, Mon., 24 Sep. 0.0488 0.0446 0.0463
16:01-17:00, Mon., 24 Sep. 0.0501 0.0431 0.0468
15:01-16:00, Mon., 24 Sep. 0.0503 0.0438 0.0467
14:01-15:00, Mon., 24 Sep. 0.0500 0.0438 0.0468
13:01-14:00, Mon., 24 Sep. 0.0522 0.0431 0.0471
12:01-13:00, Mon., 24 Sep. 0.0500 0.0440 0.0470
11:01-12:00, Mon., 24 Sep. 0.0515 0.0433 0.0473
10:01-11:00, Mon., 24 Sep. 0.0498 0.0419 0.0465
09:01-10:00, Mon., 24 Sep. 0.0501 0.0431 0.0468
08:01-09:00, Mon., 24 Sep. 0.0512 0.0447 0.0476
07:01-08:00, Mon., 24 Sep. 0.0516 0.0445 0.0475
06:01-07:00, Mon., 24 Sep. 0.0508 0.0438 0.0472
05:01-06:00, Mon., 24 Sep. 0.0501 0.0441 0.0473
04:01-05:00, Mon., 24 Sep. 0.0510 0.0419 0.0468
03:01-04:00, Mon., 24 Sep. 0.0521 0.0434 0.0470
02:01-03:00, Mon., 24 Sep. 0.0500 0.0426 0.0467
01:01-02:00, Mon., 24 Sep. 0.0502 0.0433 0.0469
00:01-01:00, Mon., 24 Sep. 0.0505 0.0443 0.0472