Measurement results by the hour (Shinjuku) 28 Jan., 2013 - 3 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., 03 Feb. 0.0495 0.0425 0.0455
22:01-23:00, Sun., 03 Feb. 0.0489 0.0428 0.0454
21:01-22:00, Sun., 03 Feb. 0.0493 0.0421 0.0456
20:01-21:00, Sun., 03 Feb. 0.0491 0.0418 0.0455
19:01-20:00, Sun., 03 Feb. 0.0516 0.0425 0.0459
18:01-19:00, Sun., 03 Feb. 0.0496 0.0423 0.0456
17:01-18:00, Sun., 03 Feb. 0.0472 0.0418 0.0451
16:01-17:00, Sun., 03 Feb. 0.0490 0.0426 0.0457
15:01-16:00, Sun., 03 Feb. 0.0489 0.0426 0.0457
14:01-15:00, Sun., 03 Feb. 0.0488 0.0437 0.0459
13:01-14:00, Sun., 03 Feb. 0.0497 0.0429 0.0459
12:01-13:00, Sun., 03 Feb. 0.0485 0.0425 0.0459
11:01-12:00, Sun., 03 Feb. 0.0491 0.0423 0.0458
10:01-11:00, Sun., 03 Feb. 0.0491 0.0416 0.0457
09:01-10:00, Sun., 03 Feb. 0.0492 0.0419 0.0456
08:01-09:00, Sun., 03 Feb. 0.0483 0.0428 0.0457
07:01-08:00, Sun., 03 Feb. 0.0486 0.0427 0.0458
06:01-07:00, Sun., 03 Feb. 0.0486 0.0419 0.0454
05:01-06:00, Sun., 03 Feb. 0.0491 0.0416 0.0453
04:01-05:00, Sun., 03 Feb. 0.0487 0.0426 0.0454
03:01-04:00, Sun., 03 Feb. 0.0488 0.0426 0.0454
02:01-03:00, Sun., 03 Feb. 0.0489 0.0422 0.0457
01:01-02:00, Sun., 03 Feb. 0.0502 0.0430 0.0463
00:01-01:00, Sun., 03 Feb. 0.0501 0.0427 0.0470
23:01-24:00, Sat., 02 Feb. 0.0501 0.0437 0.0467
22:01-23:00, Sat., 02 Feb. 0.0498 0.0427 0.0460
21:01-22:00, Sat., 02 Feb. 0.0483 0.0423 0.0456
20:01-21:00, Sat., 02 Feb. 0.0494 0.0428 0.0457
19:01-20:00, Sat., 02 Feb. 0.0506 0.0428 0.0457
18:01-19:00, Sat., 02 Feb. 0.0502 0.0433 0.0463
17:01-18:00, Sat., 02 Feb. 0.0493 0.0427 0.0462
16:01-17:00, Sat., 02 Feb. 0.0491 0.0426 0.0460
15:01-16:00, Sat., 02 Feb. 0.0488 0.0424 0.0459
14:01-15:00, Sat., 02 Feb. 0.0487 0.0433 0.0458
13:01-14:00, Sat., 02 Feb. 0.0497 0.0427 0.0458
12:01-13:00, Sat., 02 Feb. 0.0478 0.0413 0.0454
11:01-12:00, Sat., 02 Feb. 0.0488 0.0422 0.0454
10:01-11:00, Sat., 02 Feb. 0.0500 0.0437 0.0463
09:01-10:00, Sat., 02 Feb. 0.0485 0.0417 0.0451
08:01-09:00, Sat., 02 Feb. 0.0487 0.0422 0.0453
07:01-08:00, Sat., 02 Feb. 0.0478 0.0410 0.0449
06:01-07:00, Sat., 02 Feb. 0.0505 0.0419 0.0450
05:01-06:00, Sat., 02 Feb. 0.0473 0.0409 0.0446
04:01-05:00, Sat., 02 Feb. 0.0499 0.0418 0.0451
03:01-04:00, Sat., 02 Feb. 0.0475 0.0421 0.0445
02:01-03:00, Sat., 02 Feb. 0.0474 0.0414 0.0448
01:01-02:00, Sat., 02 Feb. 0.0474 0.0419 0.0448
00:01-01:00, Sat., 02 Feb. 0.0487 0.0426 0.0454
23:01-24:00, Fri., 01 Feb. 0.0477 0.0426 0.0450
22:01-23:00, Fri., 01 Feb. 0.0493 0.0414 0.0450
21:01-22:00, Fri., 01 Feb. 0.0480 0.0429 0.0455
20:01-21:00, Fri., 01 Feb. 0.0495 0.0404 0.0450
19:01-20:00, Fri., 01 Feb. 0.0485 0.0419 0.0453
18:01-19:00, Fri., 01 Feb. 0.0483 0.0420 0.0451
17:01-18:00, Fri., 01 Feb. 0.0488 0.0413 0.0454
16:01-17:00, Fri., 01 Feb. 0.0487 0.0421 0.0454
15:01-16:00, Fri., 01 Feb. 0.0483 0.0420 0.0453
14:01-15:00, Fri., 01 Feb. 0.0494 0.0420 0.0453
13:01-14:00, Fri., 01 Feb. 0.0494 0.0423 0.0458
12:01-13:00, Fri., 01 Feb. 0.0499 0.0432 0.0464
11:01-12:00, Fri., 01 Feb. 0.0496 0.0408 0.0468
10:01-11:00, Fri., 01 Feb. 0.0501 0.0426 0.0465
09:01-10:00, Fri., 01 Feb. 0.0530 0.0434 0.0473
08:01-09:00, Fri., 01 Feb. 0.0501 0.0427 0.0471
07:01-08:00, Fri., 01 Feb. 0.0500 0.0442 0.0470
06:01-07:00, Fri., 01 Feb. 0.0514 0.0421 0.0469
05:01-06:00, Fri., 01 Feb. 0.0502 0.0429 0.0468
04:01-05:00, Fri., 01 Feb. 0.0491 0.0432 0.0464
03:01-04:00, Fri., 01 Feb. 0.0497 0.0423 0.0461
02:01-03:00, Fri., 01 Feb. 0.0495 0.0435 0.0463
01:01-02:00, Fri., 01 Feb. 0.0495 0.0420 0.0461
00:01-01:00, Fri., 01 Feb. 0.0492 0.0416 0.0453
23:01-24:00, Thu., 31 Jan. 0.0493 0.0412 0.0451
22:01-23:00, Thu., 31 Jan. 0.0500 0.0408 0.0449
21:01-22:00, Thu., 31 Jan. 0.0484 0.0407 0.0449
20:01-21:00, Thu., 31 Jan. 0.0481 0.0426 0.0452
19:01-20:00, Thu., 31 Jan. 0.0489 0.0425 0.0454
18:01-19:00, Thu., 31 Jan. 0.0488 0.0416 0.0450
17:01-18:00, Thu., 31 Jan. 0.0478 0.0409 0.0449
16:01-17:00, Thu., 31 Jan. 0.0480 0.0420 0.0448
15:01-16:00, Thu., 31 Jan. 0.0479 0.0416 0.0450
14:01-15:00, Thu., 31 Jan. 0.0482 0.0409 0.0452
13:01-14:00, Thu., 31 Jan. 0.0482 0.0423 0.0450
12:01-13:00, Thu., 31 Jan. 0.0485 0.0406 0.0450
11:01-12:00, Thu., 31 Jan. 0.0478 0.0422 0.0454
10:01-11:00, Thu., 31 Jan. 0.0497 0.0424 0.0456
09:01-10:00, Thu., 31 Jan. 0.0501 0.0420 0.0459
08:01-09:00, Thu., 31 Jan. 0.0484 0.0422 0.0459
07:01-08:00, Thu., 31 Jan. 0.0485 0.0421 0.0455
06:01-07:00, Thu., 31 Jan. 0.0479 0.0427 0.0452
05:01-06:00, Thu., 31 Jan. 0.0492 0.0410 0.0453
04:01-05:00, Thu., 31 Jan. 0.0504 0.0433 0.0457
03:01-04:00, Thu., 31 Jan. 0.0501 0.0414 0.0454
02:01-03:00, Thu., 31 Jan. 0.0484 0.0412 0.0457
01:01-02:00, Thu., 31 Jan. 0.0495 0.0420 0.0456
00:01-01:00, Thu., 31 Jan. 0.0492 0.0422 0.0456
23:01-24:00, Wed., 30 Jan. 0.0489 0.0424 0.0456
22:01-23:00, Wed., 30 Jan. 0.0483 0.0426 0.0458
21:01-22:00, Wed., 30 Jan. 0.0491 0.0426 0.0459
20:01-21:00, Wed., 30 Jan. 0.0492 0.0413 0.0456
19:01-20:00, Wed., 30 Jan. 0.0489 0.0423 0.0451
18:01-19:00, Wed., 30 Jan. 0.0489 0.0424 0.0457
17:01-18:00, Wed., 30 Jan. 0.0485 0.0419 0.0456
16:01-17:00, Wed., 30 Jan. 0.0494 0.0407 0.0453
15:01-16:00, Wed., 30 Jan. 0.0488 0.0425 0.0452
14:01-15:00, Wed., 30 Jan. 0.0498 0.0424 0.0457
13:01-14:00, Wed., 30 Jan. 0.0495 0.0422 0.0458
12:01-13:00, Wed., 30 Jan. 0.0491 0.0434 0.0459
11:01-12:00, Wed., 30 Jan. 0.0491 0.0430 0.0461
10:01-11:00, Wed., 30 Jan. 0.0490 0.0418 0.0456
09:01-10:00, Wed., 30 Jan. 0.0505 0.0418 0.0457
08:01-09:00, Wed., 30 Jan. 0.0487 0.0419 0.0459
07:01-08:00, Wed., 30 Jan. 0.0489 0.0422 0.0458
06:01-07:00, Wed., 30 Jan. 0.0486 0.0432 0.0463
05:01-06:00, Wed., 30 Jan. 0.0493 0.0438 0.0468
04:01-05:00, Wed., 30 Jan. 0.0501 0.0436 0.0467
03:01-04:00, Wed., 30 Jan. 0.0503 0.0423 0.0463
02:01-03:00, Wed., 30 Jan. 0.0495 0.0430 0.0457
01:01-02:00, Wed., 30 Jan. 0.0493 0.0425 0.0457
00:01-01:00, Wed., 30 Jan. 0.0502 0.0432 0.0458
23:01-24:00, Tue., 29 Jan. 0.0499 0.0428 0.0458
22:01-23:00, Tue., 29 Jan. 0.0505 0.0426 0.0455
21:01-22:00, Tue., 29 Jan. 0.0484 0.0424 0.0455
20:01-21:00, Tue., 29 Jan. 0.0489 0.0430 0.0458
19:01-20:00, Tue., 29 Jan. 0.0494 0.0413 0.0453
18:01-19:00, Tue., 29 Jan. 0.0502 0.0415 0.0448
17:01-18:00, Tue., 29 Jan. 0.0489 0.0423 0.0456
16:01-17:00, Tue., 29 Jan. 0.0491 0.0419 0.0454
15:01-16:00, Tue., 29 Jan. 0.0491 0.0420 0.0452
14:01-15:00, Tue., 29 Jan. 0.0491 0.0417 0.0457
13:01-14:00, Tue., 29 Jan. 0.0490 0.0423 0.0458
12:01-13:00, Tue., 29 Jan. 0.0488 0.0432 0.0460
11:01-12:00, Tue., 29 Jan. 0.0483 0.0426 0.0458
10:01-11:00, Tue., 29 Jan. 0.0500 0.0427 0.0456
09:01-10:00, Tue., 29 Jan. 0.0492 0.0419 0.0457
08:01-09:00, Tue., 29 Jan. 0.0494 0.0421 0.0456
07:01-08:00, Tue., 29 Jan. 0.0482 0.0413 0.0454
06:01-07:00, Tue., 29 Jan. 0.0483 0.0429 0.0455
05:01-06:00, Tue., 29 Jan. 0.0534 0.0428 0.0457
04:01-05:00, Tue., 29 Jan. 0.0483 0.0421 0.0452
03:01-04:00, Tue., 29 Jan. 0.0489 0.0421 0.0456
02:01-03:00, Tue., 29 Jan. 0.0483 0.0438 0.0457
01:01-02:00, Tue., 29 Jan. 0.0484 0.0415 0.0452
00:01-01:00, Tue., 29 Jan. 0.0485 0.0422 0.0451
23:01-24:00, Mon., 28 Jan. 0.0481 0.0412 0.0452
22:01-23:00, Mon., 28 Jan. 0.0488 0.0406 0.0454
21:01-22:00, Mon., 28 Jan. 0.0481 0.0409 0.0454
20:01-21:00, Mon., 28 Jan. 0.0483 0.0429 0.0453
19:01-20:00, Mon., 28 Jan. 0.0481 0.0420 0.0451
18:01-19:00, Mon., 28 Jan. 0.0481 0.0418 0.0450
17:01-18:00, Mon., 28 Jan. 0.0489 0.0414 0.0452
16:01-17:00, Mon., 28 Jan. 0.0481 0.0422 0.0451
15:01-16:00, Mon., 28 Jan. 0.0481 0.0418 0.0451
14:01-15:00, Mon., 28 Jan. 0.0490 0.0426 0.0458
13:01-14:00, Mon., 28 Jan. 0.0476 0.0425 0.0450
12:01-13:00, Mon., 28 Jan. 0.0489 0.0428 0.0458
11:01-12:00, Mon., 28 Jan. 0.0484 0.0423 0.0455
10:01-11:00, Mon., 28 Jan. 0.0500 0.0434 0.0464
09:01-10:00, Mon., 28 Jan. 0.0505 0.0437 0.0468
08:01-09:00, Mon., 28 Jan. 0.0507 0.0446 0.0472
07:01-08:00, Mon., 28 Jan. 0.0513 0.0436 0.0474
06:01-07:00, Mon., 28 Jan. 0.0484 0.0429 0.0459
05:01-06:00, Mon., 28 Jan. 0.0498 0.0422 0.0459
04:01-05:00, Mon., 28 Jan. 0.0496 0.0423 0.0460
03:01-04:00, Mon., 28 Jan. 0.0491 0.0421 0.0462
02:01-03:00, Mon., 28 Jan. 0.0481 0.0433 0.0458
01:01-02:00, Mon., 28 Jan. 0.0501 0.0420 0.0462
00:01-01:00, Mon., 28 Jan. 0.0497 0.0422 0.0460