Measurement results by the hour (Shinjuku) 18 Mar., 2013 - 24 Mar., 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., 24 Mar. 0.0485 0.0412 0.0449
22:01-23:00, Sun., 24 Mar. 0.0484 0.0409 0.0450
21:01-22:00, Sun., 24 Mar. 0.0488 0.0422 0.0448
20:01-21:00, Sun., 24 Mar. 0.0493 0.0423 0.0451
19:01-20:00, Sun., 24 Mar. 0.0496 0.0420 0.0450
18:01-19:00, Sun., 24 Mar. 0.0489 0.0428 0.0452
17:01-18:00, Sun., 24 Mar. 0.0488 0.0414 0.0454
16:01-17:00, Sun., 24 Mar. 0.0487 0.0411 0.0451
15:01-16:00, Sun., 24 Mar. 0.0485 0.0424 0.0458
14:01-15:00, Sun., 24 Mar. 0.0492 0.0426 0.0453
13:01-14:00, Sun., 24 Mar. 0.0491 0.0432 0.0452
12:01-13:00, Sun., 24 Mar. 0.0488 0.0409 0.0456
11:01-12:00, Sun., 24 Mar. 0.0481 0.0423 0.0453
10:01-11:00, Sun., 24 Mar. 0.0484 0.0405 0.0449
09:01-10:00, Sun., 24 Mar. 0.0488 0.0427 0.0453
08:01-09:00, Sun., 24 Mar. 0.0482 0.0421 0.0452
07:01-08:00, Sun., 24 Mar. 0.0492 0.0421 0.0454
06:01-07:00, Sun., 24 Mar. 0.0496 0.0422 0.0450
05:01-06:00, Sun., 24 Mar. 0.0492 0.0427 0.0453
04:01-05:00, Sun., 24 Mar. 0.0481 0.0407 0.0450
03:01-04:00, Sun., 24 Mar. 0.0487 0.0416 0.0449
02:01-03:00, Sun., 24 Mar. 0.0491 0.0423 0.0454
01:01-02:00, Sun., 24 Mar. 0.0484 0.0427 0.0452
00:01-01:00, Sun., 24 Mar. 0.0484 0.0412 0.0453
23:01-24:00, Sat., 23 Mar. 0.0479 0.0415 0.0448
22:01-23:00, Sat., 23 Mar. 0.0481 0.0426 0.0450
21:01-22:00, Sat., 23 Mar. 0.0482 0.0421 0.0448
20:01-21:00, Sat., 23 Mar. 0.0490 0.0418 0.0456
19:01-20:00, Sat., 23 Mar. 0.0487 0.0416 0.0448
18:01-19:00, Sat., 23 Mar. 0.0483 0.0424 0.0451
17:01-18:00, Sat., 23 Mar. 0.0482 0.0422 0.0446
16:01-17:00, Sat., 23 Mar. 0.0475 0.0418 0.0450
15:01-16:00, Sat., 23 Mar. 0.0493 0.0404 0.0452
14:01-15:00, Sat., 23 Mar. 0.0493 0.0421 0.0453
13:01-14:00, Sat., 23 Mar. 0.0482 0.0424 0.0457
12:01-13:00, Sat., 23 Mar. 0.0490 0.0416 0.0457
11:01-12:00, Sat., 23 Mar. 0.0485 0.0412 0.0454
10:01-11:00, Sat., 23 Mar. 0.0490 0.0420 0.0455
09:01-10:00, Sat., 23 Mar. 0.0484 0.0424 0.0455
08:01-09:00, Sat., 23 Mar. 0.0487 0.0432 0.0455
07:01-08:00, Sat., 23 Mar. 0.0497 0.0417 0.0453
06:01-07:00, Sat., 23 Mar. 0.0490 0.0415 0.0452
05:01-06:00, Sat., 23 Mar. 0.0489 0.0424 0.0453
04:01-05:00, Sat., 23 Mar. 0.0478 0.0417 0.0448
03:01-04:00, Sat., 23 Mar. 0.0487 0.0414 0.0451
02:01-03:00, Sat., 23 Mar. 0.0488 0.0402 0.0450
01:01-02:00, Sat., 23 Mar. 0.0483 0.0417 0.0455
00:01-01:00, Sat., 23 Mar. 0.0502 0.0432 0.0460
23:01-24:00, Fri., 22 Mar. 0.0514 0.0428 0.0465
22:01-23:00, Fri., 22 Mar. 0.0498 0.0426 0.0457
21:01-22:00, Fri., 22 Mar. 0.0486 0.0415 0.0452
20:01-21:00, Fri., 22 Mar. 0.0483 0.0424 0.0456
19:01-20:00, Fri., 22 Mar. 0.0485 0.0431 0.0454
18:01-19:00, Fri., 22 Mar. 0.0502 0.0418 0.0452
17:01-18:00, Fri., 22 Mar. 0.0479 0.0412 0.0449
16:01-17:00, Fri., 22 Mar. 0.0486 0.0409 0.0448
15:01-16:00, Fri., 22 Mar. 0.0484 0.0413 0.0446
14:01-15:00, Fri., 22 Mar. 0.0482 0.0424 0.0453
13:01-14:00, Fri., 22 Mar. 0.0486 0.0431 0.0456
12:01-13:00, Fri., 22 Mar. 0.0483 0.0411 0.0451
11:01-12:00, Fri., 22 Mar. 0.0479 0.0414 0.0456
10:01-11:00, Fri., 22 Mar. 0.0485 0.0433 0.0457
09:01-10:00, Fri., 22 Mar. 0.0498 0.0430 0.0461
08:01-09:00, Fri., 22 Mar. 0.0493 0.0428 0.0460
07:01-08:00, Fri., 22 Mar. 0.0490 0.0413 0.0455
06:01-07:00, Fri., 22 Mar. 0.0482 0.0410 0.0455
05:01-06:00, Fri., 22 Mar. 0.0498 0.0411 0.0453
04:01-05:00, Fri., 22 Mar. 0.0485 0.0419 0.0451
03:01-04:00, Fri., 22 Mar. 0.0486 0.0429 0.0452
02:01-03:00, Fri., 22 Mar. 0.0505 0.0416 0.0453
01:01-02:00, Fri., 22 Mar. 0.0479 0.0417 0.0450
00:01-01:00, Fri., 22 Mar. 0.0482 0.0411 0.0450
23:01-24:00, Thu., 21 Mar. 0.0476 0.0410 0.0445
22:01-23:00, Thu., 21 Mar. 0.0476 0.0414 0.0445
21:01-22:00, Thu., 21 Mar. 0.0478 0.0414 0.0448
20:01-21:00, Thu., 21 Mar. 0.0474 0.0413 0.0446
19:01-20:00, Thu., 21 Mar. 0.0486 0.0420 0.0451
18:01-19:00, Thu., 21 Mar. 0.0484 0.0406 0.0448
17:01-18:00, Thu., 21 Mar. 0.0482 0.0418 0.0449
16:01-17:00, Thu., 21 Mar. 0.0486 0.0419 0.0450
15:01-16:00, Thu., 21 Mar. 0.0485 0.0414 0.0453
14:01-15:00, Thu., 21 Mar. 0.0508 0.0428 0.0454
13:01-14:00, Thu., 21 Mar. 0.0500 0.0419 0.0451
12:01-13:00, Thu., 21 Mar. 0.0477 0.0413 0.0449
11:01-12:00, Thu., 21 Mar. 0.0491 0.0423 0.0454
10:01-11:00, Thu., 21 Mar. 0.0480 0.0418 0.0447
09:01-10:00, Thu., 21 Mar. 0.0491 0.0414 0.0455
08:01-09:00, Thu., 21 Mar. 0.0489 0.0409 0.0453
07:01-08:00, Thu., 21 Mar. 0.0482 0.0420 0.0450
06:01-07:00, Thu., 21 Mar. 0.0475 0.0416 0.0448
05:01-06:00, Thu., 21 Mar. 0.0468 0.0411 0.0446
04:01-05:00, Thu., 21 Mar. 0.0493 0.0425 0.0448
03:01-04:00, Thu., 21 Mar. 0.0487 0.0402 0.0444
02:01-03:00, Thu., 21 Mar. 0.0474 0.0407 0.0445
01:01-02:00, Thu., 21 Mar. 0.0487 0.0425 0.0455
00:01-01:00, Thu., 21 Mar. 0.0503 0.0424 0.0455
23:01-24:00, Wed., 20 Mar. 0.0491 0.0417 0.0456
22:01-23:00, Wed., 20 Mar. 0.0499 0.0437 0.0469
21:01-22:00, Wed., 20 Mar. 0.0543 0.0455 0.0496
20:01-21:00, Wed., 20 Mar. 0.0545 0.0450 0.0499
19:01-20:00, Wed., 20 Mar. 0.0502 0.0430 0.0475
18:01-19:00, Wed., 20 Mar. 0.0490 0.0424 0.0454
17:01-18:00, Wed., 20 Mar. 0.0475 0.0427 0.0452
16:01-17:00, Wed., 20 Mar. 0.0491 0.0416 0.0454
15:01-16:00, Wed., 20 Mar. 0.0502 0.0429 0.0455
14:01-15:00, Wed., 20 Mar. 0.0481 0.0415 0.0452
13:01-14:00, Wed., 20 Mar. 0.0489 0.0423 0.0451
12:01-13:00, Wed., 20 Mar. 0.0484 0.0417 0.0453
11:01-12:00, Wed., 20 Mar. 0.0488 0.0424 0.0456
10:01-11:00, Wed., 20 Mar. 0.0494 0.0424 0.0457
09:01-10:00, Wed., 20 Mar. 0.0494 0.0423 0.0458
08:01-09:00, Wed., 20 Mar. 0.0486 0.0420 0.0453
07:01-08:00, Wed., 20 Mar. 0.0483 0.0420 0.0456
06:01-07:00, Wed., 20 Mar. 0.0483 0.0419 0.0453
05:01-06:00, Wed., 20 Mar. 0.0499 0.0452 0.0473
04:01-05:00, Wed., 20 Mar. 0.0485 0.0425 0.0454
03:01-04:00, Wed., 20 Mar. 0.0477 0.0422 0.0448
02:01-03:00, Wed., 20 Mar. 0.0480 0.0418 0.0449
01:01-02:00, Wed., 20 Mar. 0.0495 0.0412 0.0451
00:01-01:00, Wed., 20 Mar. 0.0480 0.0406 0.0449
23:01-24:00, Tue., 19 Mar. 0.0477 0.0428 0.0453
22:01-23:00, Tue., 19 Mar. 0.0497 0.0425 0.0454
21:01-22:00, Tue., 19 Mar. 0.0493 0.0414 0.0447
20:01-21:00, Tue., 19 Mar. 0.0482 0.0418 0.0449
19:01-20:00, Tue., 19 Mar. 0.0484 0.0417 0.0451
18:01-19:00, Tue., 19 Mar. 0.0475 0.0408 0.0450
17:01-18:00, Tue., 19 Mar. 0.0479 0.0414 0.0449
16:01-17:00, Tue., 19 Mar. 0.0485 0.0421 0.0452
15:01-16:00, Tue., 19 Mar. 0.0489 0.0421 0.0451
14:01-15:00, Tue., 19 Mar. 0.0485 0.0420 0.0453
13:01-14:00, Tue., 19 Mar. 0.0488 0.0410 0.0455
12:01-13:00, Tue., 19 Mar. 0.0485 0.0428 0.0456
11:01-12:00, Tue., 19 Mar. 0.0497 0.0420 0.0457
10:01-11:00, Tue., 19 Mar. 0.0495 0.0428 0.0460
09:01-10:00, Tue., 19 Mar. 0.0499 0.0407 0.0461
08:01-09:00, Tue., 19 Mar. 0.0491 0.0431 0.0460
07:01-08:00, Tue., 19 Mar. 0.0485 0.0423 0.0456
06:01-07:00, Tue., 19 Mar. 0.0472 0.0421 0.0448
05:01-06:00, Tue., 19 Mar. 0.0482 0.0416 0.0451
04:01-05:00, Tue., 19 Mar. 0.0473 0.0409 0.0446
03:01-04:00, Tue., 19 Mar. 0.0491 0.0427 0.0455
02:01-03:00, Tue., 19 Mar. 0.0496 0.0432 0.0461
01:01-02:00, Tue., 19 Mar. 0.0534 0.0443 0.0483
00:01-01:00, Tue., 19 Mar. 0.0536 0.0458 0.0500
23:01-24:00, Mon., 18 Mar. 0.0513 0.0433 0.0471
22:01-23:00, Mon., 18 Mar. 0.0505 0.0419 0.0468
21:01-22:00, Mon., 18 Mar. 0.0488 0.0418 0.0454
20:01-21:00, Mon., 18 Mar. 0.0489 0.0413 0.0449
19:01-20:00, Mon., 18 Mar. 0.0493 0.0421 0.0450
18:01-19:00, Mon., 18 Mar. 0.0482 0.0409 0.0445
17:01-18:00, Mon., 18 Mar. 0.0495 0.0417 0.0450
16:01-17:00, Mon., 18 Mar. 0.0498 0.0417 0.0450
15:01-16:00, Mon., 18 Mar. 0.0474 0.0416 0.0448
14:01-15:00, Mon., 18 Mar. 0.0487 0.0405 0.0449
13:01-14:00, Mon., 18 Mar. 0.0486 0.0415 0.0448
12:01-13:00, Mon., 18 Mar. 0.0485 0.0421 0.0451
11:01-12:00, Mon., 18 Mar. 0.0489 0.0420 0.0451
10:01-11:00, Mon., 18 Mar. 0.0477 0.0421 0.0451
09:01-10:00, Mon., 18 Mar. 0.0493 0.0411 0.0454
08:01-09:00, Mon., 18 Mar. 0.0477 0.0410 0.0451
07:01-08:00, Mon., 18 Mar. 0.0486 0.0417 0.0449
06:01-07:00, Mon., 18 Mar. 0.0495 0.0424 0.0450
05:01-06:00, Mon., 18 Mar. 0.0481 0.0420 0.0449
04:01-05:00, Mon., 18 Mar. 0.0485 0.0422 0.0451
03:01-04:00, Mon., 18 Mar. 0.0489 0.0414 0.0447
02:01-03:00, Mon., 18 Mar. 0.0478 0.0414 0.0445
01:01-02:00, Mon., 18 Mar. 0.0486 0.0417 0.0448
00:01-01:00, Mon., 18 Mar. 0.0495 0.0413 0.0454