Measurement results by the hour (Shinjuku) 30 Jan., 2012 - 5 Feb., 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., 05 Feb. 0.0537 0.0475 0.0507
22:01-23:00, Sun., 05 Feb. 0.0535 0.0473 0.0502
21:01-22:00, Sun., 05 Feb. 0.0544 0.0470 0.0506
20:01-21:00, Sun., 05 Feb. 0.0556 0.0472 0.0508
19:01-20:00, Sun., 05 Feb. 0.0537 0.0471 0.0505
18:01-19:00, Sun., 05 Feb. 0.0537 0.0473 0.0501
17:01-18:00, Sun., 05 Feb. 0.0530 0.0470 0.0504
16:01-17:00, Sun., 05 Feb. 0.0533 0.0466 0.0505
15:01-16:00, Sun., 05 Feb. 0.0534 0.0473 0.0503
14:01-15:00, Sun., 05 Feb. 0.0545 0.0481 0.0511
13:01-14:00, Sun., 05 Feb. 0.0549 0.0479 0.0512
12:01-13:00, Sun., 05 Feb. 0.0545 0.0482 0.0510
11:01-12:00, Sun., 05 Feb. 0.0544 0.0470 0.0510
10:01-11:00, Sun., 05 Feb. 0.0549 0.0476 0.0510
09:01-10:00, Sun., 05 Feb. 0.0560 0.0468 0.0512
08:01-09:00, Sun., 05 Feb. 0.0534 0.0477 0.0506
07:01-08:00, Sun., 05 Feb. 0.0544 0.0473 0.0506
06:01-07:00, Sun., 05 Feb. 0.0549 0.0475 0.0511
05:01-06:00, Sun., 05 Feb. 0.0544 0.0473 0.0507
04:01-05:00, Sun., 05 Feb. 0.0544 0.0473 0.0507
03:01-04:00, Sun., 05 Feb. 0.0547 0.0476 0.0508
02:01-03:00, Sun., 05 Feb. 0.0540 0.0481 0.0508
01:01-02:00, Sun., 05 Feb. 0.0541 0.0475 0.0510
00:01-01:00, Sun., 05 Feb. 0.0539 0.0475 0.0507
23:01-24:00, Sat., 04 Feb. 0.0541 0.0477 0.0507
22:01-23:00, Sat., 04 Feb. 0.0551 0.0464 0.0511
21:01-22:00, Sat., 04 Feb. 0.0558 0.0451 0.0511
20:01-21:00, Sat., 04 Feb. 0.0555 0.0474 0.0511
19:01-20:00, Sat., 04 Feb. 0.0543 0.0477 0.0505
18:01-19:00, Sat., 04 Feb. 0.0536 0.0468 0.0506
17:01-18:00, Sat., 04 Feb. 0.0532 0.0468 0.0501
16:01-17:00, Sat., 04 Feb. 0.0533 0.0474 0.0507
15:01-16:00, Sat., 04 Feb. 0.0539 0.0461 0.0505
14:01-15:00, Sat., 04 Feb. 0.0541 0.0483 0.0511
13:01-14:00, Sat., 04 Feb. 0.0550 0.0471 0.0511
12:01-13:00, Sat., 04 Feb. 0.0556 0.0484 0.0518
11:01-12:00, Sat., 04 Feb. 0.0547 0.0473 0.0517
10:01-11:00, Sat., 04 Feb. 0.0557 0.0492 0.0522
09:01-10:00, Sat., 04 Feb. 0.0553 0.0500 0.0524
08:01-09:00, Sat., 04 Feb. 0.0566 0.0485 0.0527
07:01-08:00, Sat., 04 Feb. 0.0557 0.0492 0.0525
06:01-07:00, Sat., 04 Feb. 0.0591 0.0503 0.0528
05:01-06:00, Sat., 04 Feb. 0.0556 0.0495 0.0524
04:01-05:00, Sat., 04 Feb. 0.0558 0.0462 0.0524
03:01-04:00, Sat., 04 Feb. 0.0565 0.0494 0.0520
02:01-03:00, Sat., 04 Feb. 0.0549 0.0488 0.0521
01:01-02:00, Sat., 04 Feb. 0.0554 0.0479 0.0520
00:01-01:00, Sat., 04 Feb. 0.0554 0.0474 0.0512
23:01-24:00, Fri., 03 Feb. 0.0550 0.0478 0.0508
22:01-23:00, Fri., 03 Feb. 0.0540 0.0481 0.0512
21:01-22:00, Fri., 03 Feb. 0.0544 0.0482 0.0514
20:01-21:00, Fri., 03 Feb. 0.0542 0.0473 0.0512
19:01-20:00, Fri., 03 Feb. 0.0542 0.0460 0.0509
18:01-19:00, Fri., 03 Feb. 0.0553 0.0477 0.0514
17:01-18:00, Fri., 03 Feb. 0.0575 0.0482 0.0513
16:01-17:00, Fri., 03 Feb. 0.0543 0.0480 0.0509
15:01-16:00, Fri., 03 Feb. 0.0549 0.0466 0.0508
14:01-15:00, Fri., 03 Feb. 0.0546 0.0477 0.0510
13:01-14:00, Fri., 03 Feb. 0.0554 0.0483 0.0518
12:01-13:00, Fri., 03 Feb. 0.0537 0.0487 0.0512
11:01-12:00, Fri., 03 Feb. 0.0557 0.0488 0.0518
10:01-11:00, Fri., 03 Feb. 0.0560 0.0491 0.0524
09:01-10:00, Fri., 03 Feb. 0.0552 0.0483 0.0522
08:01-09:00, Fri., 03 Feb. 0.0563 0.0495 0.0524
07:01-08:00, Fri., 03 Feb. 0.0557 0.0483 0.0518
06:01-07:00, Fri., 03 Feb. 0.0536 0.0483 0.0512
05:01-06:00, Fri., 03 Feb. 0.0544 0.0477 0.0513
04:01-05:00, Fri., 03 Feb. 0.0557 0.0457 0.0513
03:01-04:00, Fri., 03 Feb. 0.0540 0.0473 0.0510
02:01-03:00, Fri., 03 Feb. 0.0544 0.0484 0.0509
01:01-02:00, Fri., 03 Feb. 0.0555 0.0482 0.0513
00:01-01:00, Fri., 03 Feb. 0.0550 0.0481 0.0508
23:01-24:00, Thu., 02 Feb. 0.0551 0.0485 0.0513
22:01-23:00, Thu., 02 Feb. 0.0541 0.0479 0.0511
21:01-22:00, Thu., 02 Feb. 0.0543 0.0476 0.0510
20:01-21:00, Thu., 02 Feb. 0.0552 0.0480 0.0510
19:01-20:00, Thu., 02 Feb. 0.0548 0.0474 0.0515
18:01-19:00, Thu., 02 Feb. 0.0546 0.0484 0.0510
17:01-18:00, Thu., 02 Feb. 0.0547 0.0482 0.0511
16:01-17:00, Thu., 02 Feb. 0.0549 0.0485 0.0511
15:01-16:00, Thu., 02 Feb. 0.0539 0.0480 0.0511
14:01-15:00, Thu., 02 Feb. 0.0543 0.0481 0.0511
13:01-14:00, Thu., 02 Feb. 0.0549 0.0473 0.0510
12:01-13:00, Thu., 02 Feb. 0.0563 0.0484 0.0512
11:01-12:00, Thu., 02 Feb. 0.0571 0.0473 0.0518
10:01-11:00, Thu., 02 Feb. 0.0548 0.0481 0.0511
09:01-10:00, Thu., 02 Feb. 0.0570 0.0485 0.0514
08:01-09:00, Thu., 02 Feb. 0.0561 0.0479 0.0514
07:01-08:00, Thu., 02 Feb. 0.0556 0.0477 0.0515
06:01-07:00, Thu., 02 Feb. 0.0552 0.0480 0.0512
05:01-06:00, Thu., 02 Feb. 0.0558 0.0487 0.0512
04:01-05:00, Thu., 02 Feb. 0.0540 0.0471 0.0510
03:01-04:00, Thu., 02 Feb. 0.0539 0.0464 0.0514
02:01-03:00, Thu., 02 Feb. 0.0548 0.0473 0.0508
01:01-02:00, Thu., 02 Feb. 0.0550 0.0471 0.0512
00:01-01:00, Thu., 02 Feb. 0.0553 0.0479 0.0514
23:01-24:00, Wed., 01 Feb. 0.0540 0.0483 0.0511
22:01-23:00, Wed., 01 Feb. 0.0545 0.0481 0.0511
21:01-22:00, Wed., 01 Feb. 0.0544 0.0475 0.0507
20:01-21:00, Wed., 01 Feb. 0.0542 0.0481 0.0509
19:01-20:00, Wed., 01 Feb. 0.0530 0.0463 0.0507
18:01-19:00, Wed., 01 Feb. 0.0561 0.0477 0.0506
17:01-18:00, Wed., 01 Feb. 0.0543 0.0482 0.0510
16:01-17:00, Wed., 01 Feb. 0.0548 0.0469 0.0512
15:01-16:00, Wed., 01 Feb. 0.0556 0.0483 0.0519
14:01-15:00, Wed., 01 Feb. 0.0541 0.0474 0.0510
13:01-14:00, Wed., 01 Feb. 0.0553 0.0487 0.0511
12:01-13:00, Wed., 01 Feb. 0.0558 0.0482 0.0512
11:01-12:00, Wed., 01 Feb. 0.0541 0.0483 0.0511
10:01-11:00, Wed., 01 Feb. 0.0547 0.0490 0.0514
09:01-10:00, Wed., 01 Feb. 0.0547 0.0474 0.0514
08:01-09:00, Wed., 01 Feb. 0.0556 0.0472 0.0512
07:01-08:00, Wed., 01 Feb. 0.0553 0.0481 0.0516
06:01-07:00, Wed., 01 Feb. 0.0543 0.0481 0.0512
05:01-06:00, Wed., 01 Feb. 0.0543 0.0474 0.0510
04:01-05:00, Wed., 01 Feb. 0.0544 0.0477 0.0512
03:01-04:00, Wed., 01 Feb. 0.0560 0.0473 0.0504
02:01-03:00, Wed., 01 Feb. 0.0547 0.0475 0.0506
01:01-02:00, Wed., 01 Feb. 0.0548 0.0483 0.0507
00:01-01:00, Wed., 01 Feb. 0.0534 0.0471 0.0505
23:01-24:00, Tue., 31 Jan. 0.0535 0.0452 0.0509
22:01-23:00, Tue., 31 Jan. 0.0537 0.0476 0.0505
21:01-22:00, Tue., 31 Jan. 0.0549 0.0466 0.0506
20:01-21:00, Tue., 31 Jan. 0.0540 0.0472 0.0508
19:01-20:00, Tue., 31 Jan. 0.0535 0.0465 0.0507
18:01-19:00, Tue., 31 Jan. 0.0544 0.0478 0.0511
17:01-18:00, Tue., 31 Jan. 0.0544 0.0470 0.0507
16:01-17:00, Tue., 31 Jan. 0.0555 0.0485 0.0511
15:01-16:00, Tue., 31 Jan. 0.0537 0.0480 0.0510
14:01-15:00, Tue., 31 Jan. 0.0541 0.0474 0.0511
13:01-14:00, Tue., 31 Jan. 0.0540 0.0482 0.0514
12:01-13:00, Tue., 31 Jan. 0.0574 0.0485 0.0515
11:01-12:00, Tue., 31 Jan. 0.0550 0.0485 0.0517
10:01-11:00, Tue., 31 Jan. 0.0561 0.0472 0.0518
09:01-10:00, Tue., 31 Jan. 0.0551 0.0488 0.0519
08:01-09:00, Tue., 31 Jan. 0.0552 0.0477 0.0518
07:01-08:00, Tue., 31 Jan. 0.0552 0.0487 0.0519
06:01-07:00, Tue., 31 Jan. 0.0543 0.0482 0.0515
05:01-06:00, Tue., 31 Jan. 0.0543 0.0470 0.0515
04:01-05:00, Tue., 31 Jan. 0.0555 0.0470 0.0516
03:01-04:00, Tue., 31 Jan. 0.0548 0.0483 0.0515
02:01-03:00, Tue., 31 Jan. 0.0557 0.0464 0.0511
01:01-02:00, Tue., 31 Jan. 0.0540 0.0477 0.0510
00:01-01:00, Tue., 31 Jan. 0.0536 0.0469 0.0509
23:01-24:00, Mon., 30 Jan. 0.0544 0.0467 0.0511
22:01-23:00, Mon., 30 Jan. 0.0557 0.0468 0.0507
21:01-22:00, Mon., 30 Jan. 0.0541 0.0480 0.0507
20:01-21:00, Mon., 30 Jan. 0.0548 0.0480 0.0509
19:01-20:00, Mon., 30 Jan. 0.0536 0.0469 0.0502
18:01-19:00, Mon., 30 Jan. 0.0531 0.0475 0.0505
17:01-18:00, Mon., 30 Jan. 0.0546 0.0463 0.0504
16:01-17:00, Mon., 30 Jan. 0.0556 0.0483 0.0510
15:01-16:00, Mon., 30 Jan. 0.0541 0.0475 0.0504
14:01-15:00, Mon., 30 Jan. 0.0538 0.0468 0.0502
13:01-14:00, Mon., 30 Jan. 0.0533 0.0473 0.0506
12:01-13:00, Mon., 30 Jan. 0.0548 0.0470 0.0506
11:01-12:00, Mon., 30 Jan. 0.0543 0.0483 0.0509
10:01-11:00, Mon., 30 Jan. 0.0561 0.0484 0.0513
09:01-10:00, Mon., 30 Jan. 0.0545 0.0473 0.0507
08:01-09:00, Mon., 30 Jan. 0.0547 0.0478 0.0509
07:01-08:00, Mon., 30 Jan. 0.0541 0.0471 0.0508
06:01-07:00, Mon., 30 Jan. 0.0537 0.0474 0.0508
05:01-06:00, Mon., 30 Jan. 0.0552 0.0465 0.0512
04:01-05:00, Mon., 30 Jan. 0.0536 0.0472 0.0508
03:01-04:00, Mon., 30 Jan. 0.0548 0.0482 0.0511
02:01-03:00, Mon., 30 Jan. 0.0541 0.0475 0.0512
01:01-02:00, Mon., 30 Jan. 0.0542 0.0484 0.0509
00:01-01:00, Mon., 30 Jan. 0.0540 0.0476 0.0512