Measurement results by the hour (Shinjuku) 24 Dec., 2012 - 30 Dec., 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 Dec. 0.0514 0.0430 0.0461
22:01-23:00, Sun., 30 Dec. 0.0503 0.0434 0.0465
21:01-22:00, Sun., 30 Dec. 0.0517 0.0445 0.0476
20:01-21:00, Sun., 30 Dec. 0.0557 0.0465 0.0505
19:01-20:00, Sun., 30 Dec. 0.0590 0.0482 0.0535
18:01-19:00, Sun., 30 Dec. 0.0572 0.0495 0.0540
17:01-18:00, Sun., 30 Dec. 0.0566 0.0482 0.0517
16:01-17:00, Sun., 30 Dec. 0.0538 0.0455 0.0497
15:01-16:00, Sun., 30 Dec. 0.0508 0.0445 0.0474
14:01-15:00, Sun., 30 Dec. 0.0515 0.0439 0.0473
13:01-14:00, Sun., 30 Dec. 0.0521 0.0435 0.0483
12:01-13:00, Sun., 30 Dec. 0.0519 0.0452 0.0486
11:01-12:00, Sun., 30 Dec. 0.0535 0.0447 0.0497
10:01-11:00, Sun., 30 Dec. 0.0523 0.0461 0.0496
09:01-10:00, Sun., 30 Dec. 0.0503 0.0429 0.0472
08:01-09:00, Sun., 30 Dec. 0.0495 0.0423 0.0463
07:01-08:00, Sun., 30 Dec. 0.0510 0.0444 0.0474
06:01-07:00, Sun., 30 Dec. 0.0510 0.0452 0.0478
05:01-06:00, Sun., 30 Dec. 0.0510 0.0449 0.0479
04:01-05:00, Sun., 30 Dec. 0.0519 0.0423 0.0468
03:01-04:00, Sun., 30 Dec. 0.0482 0.0404 0.0452
02:01-03:00, Sun., 30 Dec. 0.0489 0.0434 0.0456
01:01-02:00, Sun., 30 Dec. 0.0501 0.0420 0.0455
00:01-01:00, Sun., 30 Dec. 0.0482 0.0430 0.0453
23:01-24:00, Sat., 29 Dec. 0.0481 0.0416 0.0448
22:01-23:00, Sat., 29 Dec. 0.0486 0.0420 0.0451
21:01-22:00, Sat., 29 Dec. 0.0486 0.0406 0.0446
20:01-21:00, Sat., 29 Dec. 0.0474 0.0417 0.0448
19:01-20:00, Sat., 29 Dec. 0.0477 0.0416 0.0450
18:01-19:00, Sat., 29 Dec. 0.0489 0.0418 0.0451
17:01-18:00, Sat., 29 Dec. 0.0489 0.0408 0.0452
16:01-17:00, Sat., 29 Dec. 0.0490 0.0413 0.0452
15:01-16:00, Sat., 29 Dec. 0.0491 0.0418 0.0455
14:01-15:00, Sat., 29 Dec. 0.0483 0.0412 0.0454
13:01-14:00, Sat., 29 Dec. 0.0494 0.0424 0.0457
12:01-13:00, Sat., 29 Dec. 0.0486 0.0416 0.0452
11:01-12:00, Sat., 29 Dec. 0.0485 0.0425 0.0456
10:01-11:00, Sat., 29 Dec. 0.0491 0.0420 0.0456
09:01-10:00, Sat., 29 Dec. 0.0488 0.0438 0.0460
08:01-09:00, Sat., 29 Dec. 0.0495 0.0419 0.0461
07:01-08:00, Sat., 29 Dec. 0.0504 0.0432 0.0463
06:01-07:00, Sat., 29 Dec. 0.0492 0.0439 0.0463
05:01-06:00, Sat., 29 Dec. 0.0514 0.0428 0.0459
04:01-05:00, Sat., 29 Dec. 0.0486 0.0421 0.0454
03:01-04:00, Sat., 29 Dec. 0.0492 0.0430 0.0457
02:01-03:00, Sat., 29 Dec. 0.0492 0.0435 0.0463
01:01-02:00, Sat., 29 Dec. 0.0515 0.0451 0.0482
00:01-01:00, Sat., 29 Dec. 0.0522 0.0451 0.0487
23:01-24:00, Fri., 28 Dec. 0.0518 0.0458 0.0487
22:01-23:00, Fri., 28 Dec. 0.0549 0.0472 0.0492
21:01-22:00, Fri., 28 Dec. 0.0521 0.0450 0.0479
20:01-21:00, Fri., 28 Dec. 0.0494 0.0431 0.0466
19:01-20:00, Fri., 28 Dec. 0.0514 0.0446 0.0477
18:01-19:00, Fri., 28 Dec. 0.0528 0.0474 0.0500
17:01-18:00, Fri., 28 Dec. 0.0526 0.0465 0.0496
16:01-17:00, Fri., 28 Dec. 0.0511 0.0448 0.0481
15:01-16:00, Fri., 28 Dec. 0.0501 0.0437 0.0470
14:01-15:00, Fri., 28 Dec. 0.0512 0.0419 0.0471
13:01-14:00, Fri., 28 Dec. 0.0513 0.0445 0.0477
12:01-13:00, Fri., 28 Dec. 0.0499 0.0432 0.0468
11:01-12:00, Fri., 28 Dec. 0.0497 0.0441 0.0469
10:01-11:00, Fri., 28 Dec. 0.0493 0.0439 0.0467
09:01-10:00, Fri., 28 Dec. 0.0498 0.0434 0.0468
08:01-09:00, Fri., 28 Dec. 0.0504 0.0447 0.0477
07:01-08:00, Fri., 28 Dec. 0.0516 0.0446 0.0479
06:01-07:00, Fri., 28 Dec. 0.0504 0.0445 0.0476
05:01-06:00, Fri., 28 Dec. 0.0505 0.0432 0.0476
04:01-05:00, Fri., 28 Dec. 0.0504 0.0444 0.0469
03:01-04:00, Fri., 28 Dec. 0.0504 0.0432 0.0469
02:01-03:00, Fri., 28 Dec. 0.0501 0.0420 0.0469
01:01-02:00, Fri., 28 Dec. 0.0505 0.0428 0.0467
00:01-01:00, Fri., 28 Dec. 0.0506 0.0432 0.0465
23:01-24:00, Thu., 27 Dec. 0.0493 0.0439 0.0462
22:01-23:00, Thu., 27 Dec. 0.0496 0.0431 0.0458
21:01-22:00, Thu., 27 Dec. 0.0520 0.0421 0.0462
20:01-21:00, Thu., 27 Dec. 0.0486 0.0431 0.0459
19:01-20:00, Thu., 27 Dec. 0.0508 0.0431 0.0458
18:01-19:00, Thu., 27 Dec. 0.0498 0.0429 0.0459
17:01-18:00, Thu., 27 Dec. 0.0485 0.0419 0.0453
16:01-17:00, Thu., 27 Dec. 0.0483 0.0419 0.0454
15:01-16:00, Thu., 27 Dec. 0.0492 0.0427 0.0459
14:01-15:00, Thu., 27 Dec. 0.0483 0.0421 0.0455
13:01-14:00, Thu., 27 Dec. 0.0492 0.0425 0.0454
12:01-13:00, Thu., 27 Dec. 0.0480 0.0418 0.0457
11:01-12:00, Thu., 27 Dec. 0.0481 0.0424 0.0455
10:01-11:00, Thu., 27 Dec. 0.0487 0.0423 0.0453
09:01-10:00, Thu., 27 Dec. 0.0489 0.0430 0.0458
08:01-09:00, Thu., 27 Dec. 0.0490 0.0421 0.0456
07:01-08:00, Thu., 27 Dec. 0.0490 0.0428 0.0458
06:01-07:00, Thu., 27 Dec. 0.0486 0.0423 0.0454
05:01-06:00, Thu., 27 Dec. 0.0482 0.0416 0.0453
04:01-05:00, Thu., 27 Dec. 0.0496 0.0422 0.0457
03:01-04:00, Thu., 27 Dec. 0.0505 0.0416 0.0455
02:01-03:00, Thu., 27 Dec. 0.0485 0.0412 0.0454
01:01-02:00, Thu., 27 Dec. 0.0492 0.0402 0.0457
00:01-01:00, Thu., 27 Dec. 0.0489 0.0433 0.0456
23:01-24:00, Wed., 26 Dec. 0.0508 0.0433 0.0460
22:01-23:00, Wed., 26 Dec. 0.0501 0.0422 0.0457
21:01-22:00, Wed., 26 Dec. 0.0489 0.0426 0.0459
20:01-21:00, Wed., 26 Dec. 0.0496 0.0417 0.0458
19:01-20:00, Wed., 26 Dec. 0.0492 0.0422 0.0457
18:01-19:00, Wed., 26 Dec. 0.0493 0.0416 0.0458
17:01-18:00, Wed., 26 Dec. 0.0504 0.0419 0.0458
16:01-17:00, Wed., 26 Dec. 0.0495 0.0430 0.0459
15:01-16:00, Wed., 26 Dec. 0.0508 0.0431 0.0459
14:01-15:00, Wed., 26 Dec. 0.0499 0.0428 0.0459
13:01-14:00, Wed., 26 Dec. 0.0496 0.0428 0.0464
12:01-13:00, Wed., 26 Dec. 0.0493 0.0426 0.0457
11:01-12:00, Wed., 26 Dec. 0.0495 0.0426 0.0457
10:01-11:00, Wed., 26 Dec. 0.0496 0.0424 0.0462
09:01-10:00, Wed., 26 Dec. 0.0495 0.0423 0.0462
08:01-09:00, Wed., 26 Dec. 0.0491 0.0435 0.0462
07:01-08:00, Wed., 26 Dec. 0.0495 0.0433 0.0465
06:01-07:00, Wed., 26 Dec. 0.0494 0.0428 0.0464
05:01-06:00, Wed., 26 Dec. 0.0489 0.0429 0.0457
04:01-05:00, Wed., 26 Dec. 0.0490 0.0429 0.0456
03:01-04:00, Wed., 26 Dec. 0.0502 0.0427 0.0464
02:01-03:00, Wed., 26 Dec. 0.0495 0.0418 0.0469
01:01-02:00, Wed., 26 Dec. 0.0503 0.0439 0.0473
00:01-01:00, Wed., 26 Dec. 0.0501 0.0437 0.0468
23:01-24:00, Tue., 25 Dec. 0.0516 0.0428 0.0464
22:01-23:00, Tue., 25 Dec. 0.0492 0.0439 0.0465
21:01-22:00, Tue., 25 Dec. 0.0494 0.0425 0.0463
20:01-21:00, Tue., 25 Dec. 0.0499 0.0429 0.0459
19:01-20:00, Tue., 25 Dec. 0.0494 0.0433 0.0459
18:01-19:00, Tue., 25 Dec. 0.0499 0.0425 0.0461
17:01-18:00, Tue., 25 Dec. 0.0494 0.0425 0.0456
16:01-17:00, Tue., 25 Dec. 0.0487 0.0419 0.0448
15:01-16:00, Tue., 25 Dec. 0.0490 0.0429 0.0456
14:01-15:00, Tue., 25 Dec. 0.0491 0.0429 0.0460
13:01-14:00, Tue., 25 Dec. 0.0492 0.0425 0.0463
12:01-13:00, Tue., 25 Dec. 0.0512 0.0434 0.0468
11:01-12:00, Tue., 25 Dec. 0.0501 0.0430 0.0468
10:01-11:00, Tue., 25 Dec. 0.0515 0.0437 0.0469
09:01-10:00, Tue., 25 Dec. 0.0491 0.0435 0.0467
08:01-09:00, Tue., 25 Dec. 0.0499 0.0441 0.0468
07:01-08:00, Tue., 25 Dec. 0.0494 0.0419 0.0460
06:01-07:00, Tue., 25 Dec. 0.0495 0.0430 0.0464
05:01-06:00, Tue., 25 Dec. 0.0490 0.0421 0.0461
04:01-05:00, Tue., 25 Dec. 0.0501 0.0432 0.0462
03:01-04:00, Tue., 25 Dec. 0.0508 0.0435 0.0465
02:01-03:00, Tue., 25 Dec. 0.0488 0.0422 0.0458
01:01-02:00, Tue., 25 Dec. 0.0496 0.0419 0.0460
00:01-01:00, Tue., 25 Dec. 0.0491 0.0421 0.0458
23:01-24:00, Mon., 24 Dec. 0.0494 0.0425 0.0459
22:01-23:00, Mon., 24 Dec. 0.0501 0.0436 0.0459
21:01-22:00, Mon., 24 Dec. 0.0493 0.0423 0.0459
20:01-21:00, Mon., 24 Dec. 0.0484 0.0426 0.0456
19:01-20:00, Mon., 24 Dec. 0.0511 0.0422 0.0458
18:01-19:00, Mon., 24 Dec. 0.0496 0.0422 0.0458
17:01-18:00, Mon., 24 Dec. 0.0489 0.0425 0.0459
16:01-17:00, Mon., 24 Dec. 0.0501 0.0426 0.0457
15:01-16:00, Mon., 24 Dec. 0.0511 0.0434 0.0466
14:01-15:00, Mon., 24 Dec. 0.0501 0.0435 0.0463
13:01-14:00, Mon., 24 Dec. 0.0488 0.0427 0.0462
12:01-13:00, Mon., 24 Dec. 0.0513 0.0416 0.0456
11:01-12:00, Mon., 24 Dec. 0.0494 0.0430 0.0461
10:01-11:00, Mon., 24 Dec. 0.0496 0.0426 0.0459
09:01-10:00, Mon., 24 Dec. 0.0491 0.0418 0.0460
08:01-09:00, Mon., 24 Dec. 0.0492 0.0409 0.0463
07:01-08:00, Mon., 24 Dec. 0.0491 0.0429 0.0457
06:01-07:00, Mon., 24 Dec. 0.0485 0.0421 0.0459
05:01-06:00, Mon., 24 Dec. 0.0493 0.0430 0.0463
04:01-05:00, Mon., 24 Dec. 0.0495 0.0427 0.0461
03:01-04:00, Mon., 24 Dec. 0.0514 0.0445 0.0473
02:01-03:00, Mon., 24 Dec. 0.0498 0.0431 0.0467
01:01-02:00, Mon., 24 Dec. 0.0504 0.0433 0.0464
00:01-01:00, Mon., 24 Dec. 0.0508 0.0429 0.0463