Measurement results by the hour (Shinjuku) 11 Feb., 2013 - 17 Feb., 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., 17 Feb. 0.0474 0.0410 0.0444
22:01-23:00, Sun., 17 Feb. 0.0490 0.0407 0.0448
21:01-22:00, Sun., 17 Feb. 0.0476 0.0421 0.0449
20:01-21:00, Sun., 17 Feb. 0.0492 0.0421 0.0450
19:01-20:00, Sun., 17 Feb. 0.0482 0.0424 0.0450
18:01-19:00, Sun., 17 Feb. 0.0487 0.0411 0.0446
17:01-18:00, Sun., 17 Feb. 0.0483 0.0416 0.0445
16:01-17:00, Sun., 17 Feb. 0.0477 0.0410 0.0446
15:01-16:00, Sun., 17 Feb. 0.0484 0.0421 0.0450
14:01-15:00, Sun., 17 Feb. 0.0483 0.0409 0.0451
13:01-14:00, Sun., 17 Feb. 0.0484 0.0417 0.0447
12:01-13:00, Sun., 17 Feb. 0.0486 0.0426 0.0449
11:01-12:00, Sun., 17 Feb. 0.0476 0.0417 0.0449
10:01-11:00, Sun., 17 Feb. 0.0482 0.0425 0.0450
09:01-10:00, Sun., 17 Feb. 0.0486 0.0420 0.0449
08:01-09:00, Sun., 17 Feb. 0.0500 0.0419 0.0450
07:01-08:00, Sun., 17 Feb. 0.0489 0.0409 0.0448
06:01-07:00, Sun., 17 Feb. 0.0499 0.0414 0.0451
05:01-06:00, Sun., 17 Feb. 0.0498 0.0418 0.0450
04:01-05:00, Sun., 17 Feb. 0.0473 0.0416 0.0448
03:01-04:00, Sun., 17 Feb. 0.0481 0.0419 0.0449
02:01-03:00, Sun., 17 Feb. 0.0486 0.0419 0.0449
01:01-02:00, Sun., 17 Feb. 0.0486 0.0419 0.0451
00:01-01:00, Sun., 17 Feb. 0.0490 0.0424 0.0455
23:01-24:00, Sat., 16 Feb. 0.0495 0.0423 0.0457
22:01-23:00, Sat., 16 Feb. 0.0491 0.0421 0.0453
21:01-22:00, Sat., 16 Feb. 0.0483 0.0419 0.0455
20:01-21:00, Sat., 16 Feb. 0.0506 0.0424 0.0457
19:01-20:00, Sat., 16 Feb. 0.0486 0.0417 0.0455
18:01-19:00, Sat., 16 Feb. 0.0484 0.0420 0.0454
17:01-18:00, Sat., 16 Feb. 0.0483 0.0413 0.0452
16:01-17:00, Sat., 16 Feb. 0.0483 0.0431 0.0453
15:01-16:00, Sat., 16 Feb. 0.0513 0.0420 0.0451
14:01-15:00, Sat., 16 Feb. 0.0497 0.0408 0.0448
13:01-14:00, Sat., 16 Feb. 0.0479 0.0421 0.0451
12:01-13:00, Sat., 16 Feb. 0.0476 0.0406 0.0450
11:01-12:00, Sat., 16 Feb. 0.0498 0.0422 0.0453
10:01-11:00, Sat., 16 Feb. 0.0480 0.0412 0.0451
09:01-10:00, Sat., 16 Feb. 0.0484 0.0424 0.0451
08:01-09:00, Sat., 16 Feb. 0.0474 0.0423 0.0449
07:01-08:00, Sat., 16 Feb. 0.0486 0.0419 0.0455
06:01-07:00, Sat., 16 Feb. 0.0495 0.0423 0.0453
05:01-06:00, Sat., 16 Feb. 0.0494 0.0409 0.0453
04:01-05:00, Sat., 16 Feb. 0.0491 0.0428 0.0456
03:01-04:00, Sat., 16 Feb. 0.0493 0.0420 0.0455
02:01-03:00, Sat., 16 Feb. 0.0490 0.0413 0.0455
01:01-02:00, Sat., 16 Feb. 0.0496 0.0424 0.0455
00:01-01:00, Sat., 16 Feb. 0.0497 0.0414 0.0451
23:01-24:00, Fri., 15 Feb. 0.0491 0.0429 0.0459
22:01-23:00, Fri., 15 Feb. 0.0492 0.0413 0.0450
21:01-22:00, Fri., 15 Feb. 0.0491 0.0431 0.0456
20:01-21:00, Fri., 15 Feb. 0.0491 0.0410 0.0452
19:01-20:00, Fri., 15 Feb. 0.0486 0.0418 0.0452
18:01-19:00, Fri., 15 Feb. 0.0528 0.0438 0.0472
17:01-18:00, Fri., 15 Feb. 0.0508 0.0440 0.0476
16:01-17:00, Fri., 15 Feb. 0.0517 0.0452 0.0483
15:01-16:00, Fri., 15 Feb. 0.0536 0.0458 0.0498
14:01-15:00, Fri., 15 Feb. 0.0533 0.0450 0.0485
13:01-14:00, Fri., 15 Feb. 0.0493 0.0444 0.0469
12:01-13:00, Fri., 15 Feb. 0.0497 0.0433 0.0461
11:01-12:00, Fri., 15 Feb. 0.0509 0.0433 0.0463
10:01-11:00, Fri., 15 Feb. 0.0475 0.0429 0.0455
09:01-10:00, Fri., 15 Feb. 0.0491 0.0434 0.0460
08:01-09:00, Fri., 15 Feb. 0.0498 0.0426 0.0460
07:01-08:00, Fri., 15 Feb. 0.0504 0.0429 0.0464
06:01-07:00, Fri., 15 Feb. 0.0491 0.0417 0.0455
05:01-06:00, Fri., 15 Feb. 0.0491 0.0428 0.0456
04:01-05:00, Fri., 15 Feb. 0.0510 0.0431 0.0460
03:01-04:00, Fri., 15 Feb. 0.0491 0.0424 0.0457
02:01-03:00, Fri., 15 Feb. 0.0492 0.0425 0.0455
01:01-02:00, Fri., 15 Feb. 0.0498 0.0429 0.0455
00:01-01:00, Fri., 15 Feb. 0.0478 0.0422 0.0452
23:01-24:00, Thu., 14 Feb. 0.0485 0.0421 0.0450
22:01-23:00, Thu., 14 Feb. 0.0473 0.0420 0.0448
21:01-22:00, Thu., 14 Feb. 0.0482 0.0422 0.0449
20:01-21:00, Thu., 14 Feb. 0.0475 0.0408 0.0444
19:01-20:00, Thu., 14 Feb. 0.0499 0.0405 0.0448
18:01-19:00, Thu., 14 Feb. 0.0485 0.0426 0.0452
17:01-18:00, Thu., 14 Feb. 0.0482 0.0418 0.0449
16:01-17:00, Thu., 14 Feb. 0.0483 0.0415 0.0451
15:01-16:00, Thu., 14 Feb. 0.0480 0.0421 0.0453
14:01-15:00, Thu., 14 Feb. 0.0486 0.0421 0.0456
13:01-14:00, Thu., 14 Feb. 0.0482 0.0419 0.0455
12:01-13:00, Thu., 14 Feb. 0.0490 0.0420 0.0454
11:01-12:00, Thu., 14 Feb. 0.0483 0.0415 0.0453
10:01-11:00, Thu., 14 Feb. 0.0480 0.0414 0.0448
09:01-10:00, Thu., 14 Feb. 0.0493 0.0421 0.0448
08:01-09:00, Thu., 14 Feb. 0.0487 0.0418 0.0450
07:01-08:00, Thu., 14 Feb. 0.0499 0.0411 0.0451
06:01-07:00, Thu., 14 Feb. 0.0476 0.0420 0.0448
05:01-06:00, Thu., 14 Feb. 0.0488 0.0407 0.0448
04:01-05:00, Thu., 14 Feb. 0.0484 0.0417 0.0447
03:01-04:00, Thu., 14 Feb. 0.0478 0.0409 0.0443
02:01-03:00, Thu., 14 Feb. 0.0492 0.0418 0.0449
01:01-02:00, Thu., 14 Feb. 0.0500 0.0415 0.0451
00:01-01:00, Thu., 14 Feb. 0.0480 0.0418 0.0448
23:01-24:00, Wed., 13 Feb. 0.0486 0.0407 0.0450
22:01-23:00, Wed., 13 Feb. 0.0482 0.0409 0.0447
21:01-22:00, Wed., 13 Feb. 0.0479 0.0417 0.0449
20:01-21:00, Wed., 13 Feb. 0.0485 0.0418 0.0449
19:01-20:00, Wed., 13 Feb. 0.0488 0.0418 0.0444
18:01-19:00, Wed., 13 Feb. 0.0480 0.0416 0.0447
17:01-18:00, Wed., 13 Feb. 0.0483 0.0416 0.0451
16:01-17:00, Wed., 13 Feb. 0.0476 0.0413 0.0446
15:01-16:00, Wed., 13 Feb. 0.0486 0.0399 0.0449
14:01-15:00, Wed., 13 Feb. 0.0482 0.0420 0.0453
13:01-14:00, Wed., 13 Feb. 0.0489 0.0423 0.0453
12:01-13:00, Wed., 13 Feb. 0.0478 0.0419 0.0451
11:01-12:00, Wed., 13 Feb. 0.0495 0.0417 0.0456
10:01-11:00, Wed., 13 Feb. 0.0481 0.0411 0.0452
09:01-10:00, Wed., 13 Feb. 0.0492 0.0428 0.0458
08:01-09:00, Wed., 13 Feb. 0.0489 0.0423 0.0458
07:01-08:00, Wed., 13 Feb. 0.0498 0.0427 0.0460
06:01-07:00, Wed., 13 Feb. 0.0529 0.0446 0.0486
05:01-06:00, Wed., 13 Feb. 0.0561 0.0466 0.0508
04:01-05:00, Wed., 13 Feb. 0.0563 0.0489 0.0517
03:01-04:00, Wed., 13 Feb. 0.0557 0.0476 0.0518
02:01-03:00, Wed., 13 Feb. 0.0532 0.0457 0.0492
01:01-02:00, Wed., 13 Feb. 0.0508 0.0431 0.0467
00:01-01:00, Wed., 13 Feb. 0.0489 0.0414 0.0450
23:01-24:00, Tue., 12 Feb. 0.0483 0.0419 0.0453
22:01-23:00, Tue., 12 Feb. 0.0498 0.0415 0.0450
21:01-22:00, Tue., 12 Feb. 0.0475 0.0411 0.0454
20:01-21:00, Tue., 12 Feb. 0.0498 0.0424 0.0454
19:01-20:00, Tue., 12 Feb. 0.0479 0.0418 0.0451
18:01-19:00, Tue., 12 Feb. 0.0470 0.0416 0.0446
17:01-18:00, Tue., 12 Feb. 0.0482 0.0414 0.0450
16:01-17:00, Tue., 12 Feb. 0.0481 0.0418 0.0449
15:01-16:00, Tue., 12 Feb. 0.0491 0.0418 0.0451
14:01-15:00, Tue., 12 Feb. 0.0482 0.0416 0.0452
13:01-14:00, Tue., 12 Feb. 0.0483 0.0408 0.0447
12:01-13:00, Tue., 12 Feb. 0.0484 0.0411 0.0450
11:01-12:00, Tue., 12 Feb. 0.0480 0.0411 0.0451
10:01-11:00, Tue., 12 Feb. 0.0489 0.0416 0.0451
09:01-10:00, Tue., 12 Feb. 0.0481 0.0417 0.0454
08:01-09:00, Tue., 12 Feb. 0.0498 0.0417 0.0455
07:01-08:00, Tue., 12 Feb. 0.0491 0.0426 0.0450
06:01-07:00, Tue., 12 Feb. 0.0517 0.0423 0.0451
05:01-06:00, Tue., 12 Feb. 0.0481 0.0415 0.0452
04:01-05:00, Tue., 12 Feb. 0.0482 0.0423 0.0451
03:01-04:00, Tue., 12 Feb. 0.0485 0.0424 0.0450
02:01-03:00, Tue., 12 Feb. 0.0485 0.0425 0.0456
01:01-02:00, Tue., 12 Feb. 0.0489 0.0405 0.0452
00:01-01:00, Tue., 12 Feb. 0.0488 0.0416 0.0454
23:01-24:00, Mon., 11 Feb. 0.0471 0.0410 0.0450
12:01-13:00, Mon., 11 Feb. 0.0438 0.0438 0.0438
11:01-12:00, Mon., 11 Feb. 0.0503 0.0434 0.0461
10:01-11:00, Mon., 11 Feb. 0.0503 0.0422 0.0458
09:01-10:00, Mon., 11 Feb. 0.0498 0.0424 0.0458
08:01-09:00, Mon., 11 Feb. 0.0491 0.0427 0.0458
07:01-08:00, Mon., 11 Feb. 0.0501 0.0419 0.0459
06:01-07:00, Mon., 11 Feb. 0.0497 0.0430 0.0458
05:01-06:00, Mon., 11 Feb. 0.0486 0.0422 0.0456
04:01-05:00, Mon., 11 Feb. 0.0496 0.0404 0.0455
03:01-04:00, Mon., 11 Feb. 0.0502 0.0438 0.0465
02:01-03:00, Mon., 11 Feb. 0.0501 0.0435 0.0462
01:01-02:00, Mon., 11 Feb. 0.0494 0.0421 0.0460
00:01-01:00, Mon., 11 Feb. 0.0495 0.0430 0.0462