Measurement results by the hour (Shinjuku) 4 Feb., 2013 - 10 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., 10 Feb. 0.0490 0.0417 0.0459
22:01-23:00, Sun., 10 Feb. 0.0495 0.0432 0.0459
21:01-22:00, Sun., 10 Feb. 0.0487 0.0415 0.0451
20:01-21:00, Sun., 10 Feb. 0.0483 0.0426 0.0456
19:01-20:00, Sun., 10 Feb. 0.0499 0.0412 0.0451
18:01-19:00, Sun., 10 Feb. 0.0495 0.0419 0.0449
17:01-18:00, Sun., 10 Feb. 0.0483 0.0422 0.0454
16:01-17:00, Sun., 10 Feb. 0.0495 0.0423 0.0452
15:01-16:00, Sun., 10 Feb. 0.0488 0.0422 0.0454
14:01-15:00, Sun., 10 Feb. 0.0485 0.0432 0.0457
13:01-14:00, Sun., 10 Feb. 0.0494 0.0423 0.0461
12:01-13:00, Sun., 10 Feb. 0.0496 0.0433 0.0463
11:01-12:00, Sun., 10 Feb. 0.0502 0.0435 0.0467
10:01-11:00, Sun., 10 Feb. 0.0506 0.0422 0.0469
09:01-10:00, Sun., 10 Feb. 0.0499 0.0428 0.0466
08:01-09:00, Sun., 10 Feb. 0.0495 0.0436 0.0466
07:01-08:00, Sun., 10 Feb. 0.0501 0.0430 0.0462
06:01-07:00, Sun., 10 Feb. 0.0493 0.0430 0.0463
05:01-06:00, Sun., 10 Feb. 0.0487 0.0421 0.0454
04:01-05:00, Sun., 10 Feb. 0.0501 0.0420 0.0457
03:01-04:00, Sun., 10 Feb. 0.0497 0.0425 0.0456
02:01-03:00, Sun., 10 Feb. 0.0487 0.0424 0.0455
01:01-02:00, Sun., 10 Feb. 0.0486 0.0402 0.0452
00:01-01:00, Sun., 10 Feb. 0.0483 0.0421 0.0455
23:01-24:00, Sat., 09 Feb. 0.0496 0.0414 0.0455
22:01-23:00, Sat., 09 Feb. 0.0483 0.0411 0.0452
21:01-22:00, Sat., 09 Feb. 0.0486 0.0423 0.0454
20:01-21:00, Sat., 09 Feb. 0.0483 0.0428 0.0454
19:01-20:00, Sat., 09 Feb. 0.0490 0.0413 0.0452
18:01-19:00, Sat., 09 Feb. 0.0479 0.0413 0.0453
17:01-18:00, Sat., 09 Feb. 0.0487 0.0420 0.0453
16:01-17:00, Sat., 09 Feb. 0.0488 0.0412 0.0449
15:01-16:00, Sat., 09 Feb. 0.0510 0.0408 0.0451
14:01-15:00, Sat., 09 Feb. 0.0480 0.0425 0.0453
13:01-14:00, Sat., 09 Feb. 0.0489 0.0420 0.0454
12:01-13:00, Sat., 09 Feb. 0.0484 0.0415 0.0451
11:01-12:00, Sat., 09 Feb. 0.0500 0.0422 0.0455
10:01-11:00, Sat., 09 Feb. 0.0492 0.0431 0.0455
09:01-10:00, Sat., 09 Feb. 0.0478 0.0423 0.0452
08:01-09:00, Sat., 09 Feb. 0.0479 0.0413 0.0452
07:01-08:00, Sat., 09 Feb. 0.0479 0.0410 0.0452
06:01-07:00, Sat., 09 Feb. 0.0492 0.0411 0.0451
05:01-06:00, Sat., 09 Feb. 0.0490 0.0422 0.0455
04:01-05:00, Sat., 09 Feb. 0.0491 0.0430 0.0456
03:01-04:00, Sat., 09 Feb. 0.0487 0.0426 0.0455
02:01-03:00, Sat., 09 Feb. 0.0493 0.0411 0.0453
01:01-02:00, Sat., 09 Feb. 0.0495 0.0416 0.0451
00:01-01:00, Sat., 09 Feb. 0.0480 0.0421 0.0452
23:01-24:00, Fri., 08 Feb. 0.0481 0.0421 0.0447
22:01-23:00, Fri., 08 Feb. 0.0502 0.0420 0.0447
21:01-22:00, Fri., 08 Feb. 0.0492 0.0419 0.0455
20:01-21:00, Fri., 08 Feb. 0.0487 0.0406 0.0453
19:01-20:00, Fri., 08 Feb. 0.0479 0.0426 0.0455
18:01-19:00, Fri., 08 Feb. 0.0490 0.0423 0.0455
17:01-18:00, Fri., 08 Feb. 0.0491 0.0422 0.0459
16:01-17:00, Fri., 08 Feb. 0.0491 0.0420 0.0458
15:01-16:00, Fri., 08 Feb. 0.0486 0.0429 0.0456
14:01-15:00, Fri., 08 Feb. 0.0481 0.0412 0.0455
13:01-14:00, Fri., 08 Feb. 0.0484 0.0435 0.0461
12:01-13:00, Fri., 08 Feb. 0.0501 0.0412 0.0459
11:01-12:00, Fri., 08 Feb. 0.0484 0.0430 0.0460
10:01-11:00, Fri., 08 Feb. 0.0490 0.0417 0.0460
09:01-10:00, Fri., 08 Feb. 0.0493 0.0418 0.0457
08:01-09:00, Fri., 08 Feb. 0.0489 0.0417 0.0452
07:01-08:00, Fri., 08 Feb. 0.0513 0.0429 0.0455
06:01-07:00, Fri., 08 Feb. 0.0473 0.0416 0.0451
05:01-06:00, Fri., 08 Feb. 0.0494 0.0421 0.0455
04:01-05:00, Fri., 08 Feb. 0.0498 0.0420 0.0458
03:01-04:00, Fri., 08 Feb. 0.0491 0.0417 0.0458
02:01-03:00, Fri., 08 Feb. 0.0499 0.0431 0.0461
01:01-02:00, Fri., 08 Feb. 0.0498 0.0426 0.0458
00:01-01:00, Fri., 08 Feb. 0.0497 0.0422 0.0457
23:01-24:00, Thu., 07 Feb. 0.0499 0.0413 0.0456
22:01-23:00, Thu., 07 Feb. 0.0489 0.0425 0.0456
21:01-22:00, Thu., 07 Feb. 0.0494 0.0424 0.0453
20:01-21:00, Thu., 07 Feb. 0.0487 0.0415 0.0453
19:01-20:00, Thu., 07 Feb. 0.0488 0.0424 0.0456
18:01-19:00, Thu., 07 Feb. 0.0478 0.0424 0.0452
17:01-18:00, Thu., 07 Feb. 0.0489 0.0416 0.0453
16:01-17:00, Thu., 07 Feb. 0.0477 0.0428 0.0451
15:01-16:00, Thu., 07 Feb. 0.0491 0.0419 0.0454
14:01-15:00, Thu., 07 Feb. 0.0501 0.0421 0.0459
13:01-14:00, Thu., 07 Feb. 0.0488 0.0426 0.0459
12:01-13:00, Thu., 07 Feb. 0.0492 0.0420 0.0455
11:01-12:00, Thu., 07 Feb. 0.0491 0.0426 0.0455
10:01-11:00, Thu., 07 Feb. 0.0499 0.0427 0.0455
09:01-10:00, Thu., 07 Feb. 0.0485 0.0423 0.0456
08:01-09:00, Thu., 07 Feb. 0.0486 0.0425 0.0457
07:01-08:00, Thu., 07 Feb. 0.0489 0.0428 0.0458
06:01-07:00, Thu., 07 Feb. 0.0491 0.0419 0.0455
05:01-06:00, Thu., 07 Feb. 0.0482 0.0414 0.0454
04:01-05:00, Thu., 07 Feb. 0.0479 0.0414 0.0448
03:01-04:00, Thu., 07 Feb. 0.0486 0.0410 0.0450
02:01-03:00, Thu., 07 Feb. 0.0489 0.0418 0.0450
01:01-02:00, Thu., 07 Feb. 0.0488 0.0413 0.0451
00:01-01:00, Thu., 07 Feb. 0.0486 0.0423 0.0452
23:01-24:00, Wed., 06 Feb. 0.0491 0.0417 0.0447
22:01-23:00, Wed., 06 Feb. 0.0472 0.0425 0.0447
21:01-22:00, Wed., 06 Feb. 0.0477 0.0418 0.0447
20:01-21:00, Wed., 06 Feb. 0.0474 0.0410 0.0444
19:01-20:00, Wed., 06 Feb. 0.0483 0.0414 0.0444
18:01-19:00, Wed., 06 Feb. 0.0478 0.0418 0.0450
17:01-18:00, Wed., 06 Feb. 0.0488 0.0411 0.0454
16:01-17:00, Wed., 06 Feb. 0.0503 0.0429 0.0468
15:01-16:00, Wed., 06 Feb. 0.0500 0.0432 0.0470
14:01-15:00, Wed., 06 Feb. 0.0503 0.0440 0.0470
13:01-14:00, Wed., 06 Feb. 0.0519 0.0437 0.0478
12:01-13:00, Wed., 06 Feb. 0.0517 0.0445 0.0486
11:01-12:00, Wed., 06 Feb. 0.0547 0.0472 0.0509
10:01-11:00, Wed., 06 Feb. 0.0575 0.0477 0.0514
09:01-10:00, Wed., 06 Feb. 0.0546 0.0476 0.0511
08:01-09:00, Wed., 06 Feb. 0.0574 0.0490 0.0527
07:01-08:00, Wed., 06 Feb. 0.0569 0.0498 0.0534
06:01-07:00, Wed., 06 Feb. 0.0560 0.0490 0.0522
05:01-06:00, Wed., 06 Feb. 0.0560 0.0480 0.0515
04:01-05:00, Wed., 06 Feb. 0.0535 0.0458 0.0499
03:01-04:00, Wed., 06 Feb. 0.0504 0.0436 0.0470
02:01-03:00, Wed., 06 Feb. 0.0499 0.0427 0.0456
01:01-02:00, Wed., 06 Feb. 0.0485 0.0406 0.0450
00:01-01:00, Wed., 06 Feb. 0.0492 0.0421 0.0451
23:01-24:00, Tue., 05 Feb. 0.0487 0.0421 0.0453
22:01-23:00, Tue., 05 Feb. 0.0485 0.0412 0.0456
21:01-22:00, Tue., 05 Feb. 0.0498 0.0424 0.0455
20:01-21:00, Tue., 05 Feb. 0.0501 0.0420 0.0456
19:01-20:00, Tue., 05 Feb. 0.0502 0.0425 0.0454
18:01-19:00, Tue., 05 Feb. 0.0487 0.0426 0.0451
17:01-18:00, Tue., 05 Feb. 0.0487 0.0425 0.0451
16:01-17:00, Tue., 05 Feb. 0.0484 0.0415 0.0448
15:01-16:00, Tue., 05 Feb. 0.0492 0.0429 0.0456
14:01-15:00, Tue., 05 Feb. 0.0490 0.0419 0.0457
13:01-14:00, Tue., 05 Feb. 0.0503 0.0424 0.0455
12:01-13:00, Tue., 05 Feb. 0.0480 0.0425 0.0451
11:01-12:00, Tue., 05 Feb. 0.0509 0.0430 0.0454
10:01-11:00, Tue., 05 Feb. 0.0490 0.0417 0.0458
09:01-10:00, Tue., 05 Feb. 0.0478 0.0426 0.0455
08:01-09:00, Tue., 05 Feb. 0.0495 0.0430 0.0458
07:01-08:00, Tue., 05 Feb. 0.0487 0.0433 0.0458
06:01-07:00, Tue., 05 Feb. 0.0485 0.0426 0.0457
05:01-06:00, Tue., 05 Feb. 0.0495 0.0424 0.0459
04:01-05:00, Tue., 05 Feb. 0.0500 0.0434 0.0460
03:01-04:00, Tue., 05 Feb. 0.0490 0.0420 0.0455
02:01-03:00, Tue., 05 Feb. 0.0495 0.0416 0.0456
01:01-02:00, Tue., 05 Feb. 0.0483 0.0415 0.0449
00:01-01:00, Tue., 05 Feb. 0.0490 0.0426 0.0454
23:01-24:00, Mon., 04 Feb. 0.0506 0.0431 0.0460
22:01-23:00, Mon., 04 Feb. 0.0503 0.0419 0.0458
21:01-22:00, Mon., 04 Feb. 0.0490 0.0427 0.0461
20:01-21:00, Mon., 04 Feb. 0.0522 0.0427 0.0459
19:01-20:00, Mon., 04 Feb. 0.0505 0.0437 0.0462
18:01-19:00, Mon., 04 Feb. 0.0509 0.0432 0.0461
17:01-18:00, Mon., 04 Feb. 0.0500 0.0425 0.0455
16:01-17:00, Mon., 04 Feb. 0.0494 0.0433 0.0460
15:01-16:00, Mon., 04 Feb. 0.0484 0.0409 0.0458
14:01-15:00, Mon., 04 Feb. 0.0500 0.0426 0.0457
13:01-14:00, Mon., 04 Feb. 0.0490 0.0427 0.0460
12:01-13:00, Mon., 04 Feb. 0.0489 0.0432 0.0462
11:01-12:00, Mon., 04 Feb. 0.0500 0.0431 0.0464
10:01-11:00, Mon., 04 Feb. 0.0492 0.0436 0.0463
09:01-10:00, Mon., 04 Feb. 0.0493 0.0428 0.0462
08:01-09:00, Mon., 04 Feb. 0.0495 0.0441 0.0464
07:01-08:00, Mon., 04 Feb. 0.0497 0.0435 0.0462
06:01-07:00, Mon., 04 Feb. 0.0505 0.0431 0.0463
05:01-06:00, Mon., 04 Feb. 0.0488 0.0428 0.0455
04:01-05:00, Mon., 04 Feb. 0.0487 0.0423 0.0456
03:01-04:00, Mon., 04 Feb. 0.0497 0.0424 0.0456
02:01-03:00, Mon., 04 Feb. 0.0490 0.0433 0.0459
01:01-02:00, Mon., 04 Feb. 0.0505 0.0431 0.0460
00:01-01:00, Mon., 04 Feb. 0.0481 0.0425 0.0457