Measurement results by the hour (Shinjuku) 6 Feb., 2012 - 12 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., 12 Feb. 0.0547 0.0475 0.0502
22:01-23:00, Sun., 12 Feb. 0.0536 0.0467 0.0500
21:01-22:00, Sun., 12 Feb. 0.0529 0.0460 0.0502
20:01-21:00, Sun., 12 Feb. 0.0532 0.0471 0.0502
19:01-20:00, Sun., 12 Feb. 0.0548 0.0459 0.0504
18:01-19:00, Sun., 12 Feb. 0.0529 0.0474 0.0502
17:01-18:00, Sun., 12 Feb. 0.0522 0.0459 0.0497
16:01-17:00, Sun., 12 Feb. 0.0527 0.0469 0.0502
15:01-16:00, Sun., 12 Feb. 0.0546 0.0476 0.0501
14:01-15:00, Sun., 12 Feb. 0.0533 0.0475 0.0508
13:01-14:00, Sun., 12 Feb. 0.0543 0.0470 0.0509
12:01-13:00, Sun., 12 Feb. 0.0541 0.0475 0.0504
11:01-12:00, Sun., 12 Feb. 0.0546 0.0469 0.0506
10:01-11:00, Sun., 12 Feb. 0.0557 0.0471 0.0507
09:01-10:00, Sun., 12 Feb. 0.0545 0.0471 0.0511
08:01-09:00, Sun., 12 Feb. 0.0555 0.0489 0.0512
07:01-08:00, Sun., 12 Feb. 0.0545 0.0477 0.0510
06:01-07:00, Sun., 12 Feb. 0.0550 0.0468 0.0511
05:01-06:00, Sun., 12 Feb. 0.0554 0.0477 0.0508
04:01-05:00, Sun., 12 Feb. 0.0537 0.0464 0.0506
03:01-04:00, Sun., 12 Feb. 0.0538 0.0475 0.0506
02:01-03:00, Sun., 12 Feb. 0.0544 0.0478 0.0510
01:01-02:00, Sun., 12 Feb. 0.0540 0.0477 0.0507
00:01-01:00, Sun., 12 Feb. 0.0541 0.0477 0.0506
23:01-24:00, Sat., 11 Feb. 0.0535 0.0474 0.0505
22:01-23:00, Sat., 11 Feb. 0.0534 0.0476 0.0505
21:01-22:00, Sat., 11 Feb. 0.0527 0.0460 0.0500
20:01-21:00, Sat., 11 Feb. 0.0525 0.0463 0.0501
19:01-20:00, Sat., 11 Feb. 0.0536 0.0463 0.0498
18:01-19:00, Sat., 11 Feb. 0.0538 0.0471 0.0502
17:01-18:00, Sat., 11 Feb. 0.0538 0.0472 0.0506
16:01-17:00, Sat., 11 Feb. 0.0533 0.0468 0.0506
15:01-16:00, Sat., 11 Feb. 0.0544 0.0472 0.0503
14:01-15:00, Sat., 11 Feb. 0.0545 0.0481 0.0510
13:01-14:00, Sat., 11 Feb. 0.0549 0.0479 0.0506
12:01-13:00, Sat., 11 Feb. 0.0546 0.0474 0.0505
11:01-12:00, Sat., 11 Feb. 0.0547 0.0466 0.0506
10:01-11:00, Sat., 11 Feb. 0.0544 0.0482 0.0512
09:01-10:00, Sat., 11 Feb. 0.0551 0.0475 0.0509
08:01-09:00, Sat., 11 Feb. 0.0535 0.0463 0.0504
07:01-08:00, Sat., 11 Feb. 0.0535 0.0474 0.0507
06:01-07:00, Sat., 11 Feb. 0.0538 0.0475 0.0508
05:01-06:00, Sat., 11 Feb. 0.0539 0.0477 0.0507
04:01-05:00, Sat., 11 Feb. 0.0537 0.0471 0.0509
03:01-04:00, Sat., 11 Feb. 0.0540 0.0474 0.0511
02:01-03:00, Sat., 11 Feb. 0.0538 0.0478 0.0505
01:01-02:00, Sat., 11 Feb. 0.0543 0.0478 0.0509
00:01-01:00, Sat., 11 Feb. 0.0537 0.0481 0.0505
23:01-24:00, Fri., 10 Feb. 0.0544 0.0467 0.0504
22:01-23:00, Fri., 10 Feb. 0.0535 0.0472 0.0506
21:01-22:00, Fri., 10 Feb. 0.0541 0.0474 0.0509
20:01-21:00, Fri., 10 Feb. 0.0536 0.0473 0.0506
19:01-20:00, Fri., 10 Feb. 0.0533 0.0473 0.0502
18:01-19:00, Fri., 10 Feb. 0.0530 0.0481 0.0502
17:01-18:00, Fri., 10 Feb. 0.0532 0.0456 0.0504
16:01-17:00, Fri., 10 Feb. 0.0527 0.0463 0.0501
15:01-16:00, Fri., 10 Feb. 0.0529 0.0467 0.0504
14:01-15:00, Fri., 10 Feb. 0.0543 0.0479 0.0508
13:01-14:00, Fri., 10 Feb. 0.0551 0.0474 0.0512
12:01-13:00, Fri., 10 Feb. 0.0534 0.0477 0.0507
11:01-12:00, Fri., 10 Feb. 0.0550 0.0471 0.0516
10:01-11:00, Fri., 10 Feb. 0.0563 0.0463 0.0516
09:01-10:00, Fri., 10 Feb. 0.0544 0.0481 0.0516
08:01-09:00, Fri., 10 Feb. 0.0543 0.0475 0.0513
07:01-08:00, Fri., 10 Feb. 0.0541 0.0477 0.0511
06:01-07:00, Fri., 10 Feb. 0.0570 0.0487 0.0515
05:01-06:00, Fri., 10 Feb. 0.0537 0.0474 0.0511
04:01-05:00, Fri., 10 Feb. 0.0550 0.0471 0.0508
03:01-04:00, Fri., 10 Feb. 0.0543 0.0482 0.0509
02:01-03:00, Fri., 10 Feb. 0.0557 0.0473 0.0509
01:01-02:00, Fri., 10 Feb. 0.0539 0.0474 0.0506
00:01-01:00, Fri., 10 Feb. 0.0553 0.0469 0.0505
23:01-24:00, Thu., 09 Feb. 0.0549 0.0463 0.0508
22:01-23:00, Thu., 09 Feb. 0.0547 0.0479 0.0506
21:01-22:00, Thu., 09 Feb. 0.0537 0.0473 0.0505
20:01-21:00, Thu., 09 Feb. 0.0533 0.0472 0.0502
19:01-20:00, Thu., 09 Feb. 0.0533 0.0465 0.0504
18:01-19:00, Thu., 09 Feb. 0.0538 0.0467 0.0502
17:01-18:00, Thu., 09 Feb. 0.0536 0.0473 0.0501
16:01-17:00, Thu., 09 Feb. 0.0533 0.0456 0.0499
15:01-16:00, Thu., 09 Feb. 0.0531 0.0472 0.0502
14:01-15:00, Thu., 09 Feb. 0.0551 0.0482 0.0507
13:01-14:00, Thu., 09 Feb. 0.0549 0.0471 0.0505
12:01-13:00, Thu., 09 Feb. 0.0541 0.0471 0.0506
11:01-12:00, Thu., 09 Feb. 0.0538 0.0479 0.0508
10:01-11:00, Thu., 09 Feb. 0.0537 0.0473 0.0508
09:01-10:00, Thu., 09 Feb. 0.0539 0.0478 0.0507
08:01-09:00, Thu., 09 Feb. 0.0550 0.0469 0.0506
07:01-08:00, Thu., 09 Feb. 0.0532 0.0475 0.0506
06:01-07:00, Thu., 09 Feb. 0.0555 0.0478 0.0506
05:01-06:00, Thu., 09 Feb. 0.0543 0.0472 0.0507
04:01-05:00, Thu., 09 Feb. 0.0535 0.0464 0.0501
03:01-04:00, Thu., 09 Feb. 0.0550 0.0463 0.0507
02:01-03:00, Thu., 09 Feb. 0.0541 0.0474 0.0508
01:01-02:00, Thu., 09 Feb. 0.0546 0.0474 0.0509
00:01-01:00, Thu., 09 Feb. 0.0550 0.0476 0.0511
23:01-24:00, Wed., 08 Feb. 0.0540 0.0475 0.0508
22:01-23:00, Wed., 08 Feb. 0.0536 0.0486 0.0510
21:01-22:00, Wed., 08 Feb. 0.0551 0.0486 0.0514
20:01-21:00, Wed., 08 Feb. 0.0548 0.0452 0.0513
19:01-20:00, Wed., 08 Feb. 0.0556 0.0491 0.0521
18:01-19:00, Wed., 08 Feb. 0.0548 0.0472 0.0512
17:01-18:00, Wed., 08 Feb. 0.0544 0.0477 0.0510
16:01-17:00, Wed., 08 Feb. 0.0555 0.0478 0.0514
15:01-16:00, Wed., 08 Feb. 0.0541 0.0486 0.0513
14:01-15:00, Wed., 08 Feb. 0.0560 0.0462 0.0515
13:01-14:00, Wed., 08 Feb. 0.0567 0.0485 0.0518
12:01-13:00, Wed., 08 Feb. 0.0557 0.0481 0.0518
11:01-12:00, Wed., 08 Feb. 0.0563 0.0491 0.0524
10:01-11:00, Wed., 08 Feb. 0.0557 0.0486 0.0522
09:01-10:00, Wed., 08 Feb. 0.0559 0.0492 0.0526
08:01-09:00, Wed., 08 Feb. 0.0562 0.0491 0.0522
07:01-08:00, Wed., 08 Feb. 0.0592 0.0480 0.0519
06:01-07:00, Wed., 08 Feb. 0.0560 0.0473 0.0515
05:01-06:00, Wed., 08 Feb. 0.0533 0.0474 0.0510
04:01-05:00, Wed., 08 Feb. 0.0545 0.0476 0.0510
03:01-04:00, Wed., 08 Feb. 0.0534 0.0476 0.0507
02:01-03:00, Wed., 08 Feb. 0.0548 0.0469 0.0508
01:01-02:00, Wed., 08 Feb. 0.0548 0.0463 0.0507
00:01-01:00, Wed., 08 Feb. 0.0551 0.0490 0.0513
23:01-24:00, Tue., 07 Feb. 0.0553 0.0482 0.0512
22:01-23:00, Tue., 07 Feb. 0.0548 0.0482 0.0517
21:01-22:00, Tue., 07 Feb. 0.0552 0.0482 0.0517
20:01-21:00, Tue., 07 Feb. 0.0552 0.0483 0.0510
19:01-20:00, Tue., 07 Feb. 0.0556 0.0485 0.0513
18:01-19:00, Tue., 07 Feb. 0.0542 0.0473 0.0509
17:01-18:00, Tue., 07 Feb. 0.0555 0.0488 0.0518
16:01-17:00, Tue., 07 Feb. 0.0550 0.0484 0.0519
15:01-16:00, Tue., 07 Feb. 0.0554 0.0483 0.0516
14:01-15:00, Tue., 07 Feb. 0.0560 0.0487 0.0524
13:01-14:00, Tue., 07 Feb. 0.0574 0.0479 0.0525
12:01-13:00, Tue., 07 Feb. 0.0573 0.0507 0.0539
11:01-12:00, Tue., 07 Feb. 0.0593 0.0526 0.0562
10:01-11:00, Tue., 07 Feb. 0.0631 0.0557 0.0591
09:01-10:00, Tue., 07 Feb. 0.0622 0.0561 0.0599
08:01-09:00, Tue., 07 Feb. 0.0647 0.0560 0.0603
07:01-08:00, Tue., 07 Feb. 0.0618 0.0546 0.0583
06:01-07:00, Tue., 07 Feb. 0.0625 0.0537 0.0573
05:01-06:00, Tue., 07 Feb. 0.0594 0.0532 0.0562
04:01-05:00, Tue., 07 Feb. 0.0593 0.0531 0.0561
03:01-04:00, Tue., 07 Feb. 0.0613 0.0518 0.0568
02:01-03:00, Tue., 07 Feb. 0.0598 0.0522 0.0557
01:01-02:00, Tue., 07 Feb. 0.0567 0.0484 0.0529
00:01-01:00, Tue., 07 Feb. 0.0552 0.0477 0.0514
23:01-24:00, Mon., 06 Feb. 0.0543 0.0472 0.0508
22:01-23:00, Mon., 06 Feb. 0.0543 0.0469 0.0506
21:01-22:00, Mon., 06 Feb. 0.0550 0.0473 0.0506
20:01-21:00, Mon., 06 Feb. 0.0541 0.0468 0.0511
19:01-20:00, Mon., 06 Feb. 0.0545 0.0481 0.0510
18:01-19:00, Mon., 06 Feb. 0.0561 0.0484 0.0520
17:01-18:00, Mon., 06 Feb. 0.0578 0.0507 0.0540
16:01-17:00, Mon., 06 Feb. 0.0599 0.0520 0.0555
15:01-16:00, Mon., 06 Feb. 0.0606 0.0521 0.0558
14:01-15:00, Mon., 06 Feb. 0.0591 0.0534 0.0557
13:01-14:00, Mon., 06 Feb. 0.0585 0.0475 0.0539
12:01-13:00, Mon., 06 Feb. 0.0579 0.0487 0.0521
11:01-12:00, Mon., 06 Feb. 0.0557 0.0488 0.0522
10:01-11:00, Mon., 06 Feb. 0.0566 0.0493 0.0529
09:01-10:00, Mon., 06 Feb. 0.0569 0.0490 0.0522
08:01-09:00, Mon., 06 Feb. 0.0552 0.0481 0.0517
07:01-08:00, Mon., 06 Feb. 0.0566 0.0487 0.0520
06:01-07:00, Mon., 06 Feb. 0.0577 0.0483 0.0521
05:01-06:00, Mon., 06 Feb. 0.0552 0.0481 0.0514
04:01-05:00, Mon., 06 Feb. 0.0554 0.0477 0.0510
03:01-04:00, Mon., 06 Feb. 0.0549 0.0474 0.0512
02:01-03:00, Mon., 06 Feb. 0.0554 0.0478 0.0510
01:01-02:00, Mon., 06 Feb. 0.0549 0.0480 0.0513
00:01-01:00, Mon., 06 Feb. 0.0540 0.0474 0.0511