Measurement results by the hour (Shinjuku) 4 Dec., 2017 - 10 Dec., 2017

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 Dec. 0.0405 0.0338 0.0367
22:01-23:00, Sun., 10 Dec. 0.0395 0.0347 0.0368
21:01-22:00, Sun., 10 Dec. 0.0404 0.0345 0.0369
20:01-21:00, Sun., 10 Dec. 0.0410 0.0348 0.0370
19:01-20:00, Sun., 10 Dec. 0.0401 0.0339 0.0366
18:01-19:00, Sun., 10 Dec. 0.0410 0.0343 0.0368
17:01-18:00, Sun., 10 Dec. 0.0389 0.0343 0.0364
16:01-17:00, Sun., 10 Dec. 0.0388 0.0345 0.0362
15:01-16:00, Sun., 10 Dec. 0.0393 0.0343 0.0362
14:01-15:00, Sun., 10 Dec. 0.0418 0.0337 0.0366
13:01-14:00, Sun., 10 Dec. 0.0401 0.0348 0.0371
12:01-13:00, Sun., 10 Dec. 0.0405 0.0346 0.0370
11:01-12:00, Sun., 10 Dec. 0.0400 0.0351 0.0373
10:01-11:00, Sun., 10 Dec. 0.0406 0.0347 0.0377
09:01-10:00, Sun., 10 Dec. 0.0408 0.0357 0.0376
08:01-09:00, Sun., 10 Dec. 0.0427 0.0354 0.0374
07:01-08:00, Sun., 10 Dec. 0.0415 0.0355 0.0378
06:01-07:00, Sun., 10 Dec. 0.0418 0.0353 0.0377
05:01-06:00, Sun., 10 Dec. 0.0403 0.0354 0.0375
04:01-05:00, Sun., 10 Dec. 0.0405 0.0350 0.0374
03:01-04:00, Sun., 10 Dec. 0.0396 0.0348 0.0371
02:01-03:00, Sun., 10 Dec. 0.0402 0.0348 0.0372
01:01-02:00, Sun., 10 Dec. 0.0406 0.0352 0.0375
00:01-01:00, Sun., 10 Dec. 0.0406 0.0349 0.0369
23:01-24:00, Sat., 09 Dec. 0.0397 0.0349 0.0370
22:01-23:00, Sat., 09 Dec. 0.0399 0.0350 0.0366
21:01-22:00, Sat., 09 Dec. 0.0406 0.0342 0.0366
20:01-21:00, Sat., 09 Dec. 0.0395 0.0345 0.0363
19:01-20:00, Sat., 09 Dec. 0.0400 0.0346 0.0363
18:01-19:00, Sat., 09 Dec. 0.0407 0.0344 0.0363
17:01-18:00, Sat., 09 Dec. 0.0411 0.0342 0.0364
16:01-17:00, Sat., 09 Dec. 0.0396 0.0336 0.0365
15:01-16:00, Sat., 09 Dec. 0.0397 0.0339 0.0363
14:01-15:00, Sat., 09 Dec. 0.0407 0.0341 0.0366
13:01-14:00, Sat., 09 Dec. 0.0385 0.0343 0.0363
12:01-13:00, Sat., 09 Dec. 0.0399 0.0350 0.0365
11:01-12:00, Sat., 09 Dec. 0.0387 0.0348 0.0363
10:01-11:00, Sat., 09 Dec. 0.0388 0.0330 0.0363
09:01-10:00, Sat., 09 Dec. 0.0381 0.0347 0.0364
08:01-09:00, Sat., 09 Dec. 0.0405 0.0340 0.0364
07:01-08:00, Sat., 09 Dec. 0.0392 0.0344 0.0364
06:01-07:00, Sat., 09 Dec. 0.0392 0.0339 0.0364
05:01-06:00, Sat., 09 Dec. 0.0401 0.0345 0.0365
04:01-05:00, Sat., 09 Dec. 0.0390 0.0349 0.0366
03:01-04:00, Sat., 09 Dec. 0.0410 0.0342 0.0365
02:01-03:00, Sat., 09 Dec. 0.0395 0.0340 0.0364
01:01-02:00, Sat., 09 Dec. 0.0392 0.0346 0.0367
00:01-01:00, Sat., 09 Dec. 0.0405 0.0348 0.0368
23:01-24:00, Fri., 08 Dec. 0.0423 0.0360 0.0390
22:01-23:00, Fri., 08 Dec. 0.0519 0.0371 0.0442
21:01-22:00, Fri., 08 Dec. 0.0611 0.0481 0.0544
20:01-21:00, Fri., 08 Dec. 0.0636 0.0511 0.0562
19:01-20:00, Fri., 08 Dec. 0.0558 0.0469 0.0513
18:01-19:00, Fri., 08 Dec. 0.0544 0.0362 0.0454
17:01-18:00, Fri., 08 Dec. 0.0422 0.0356 0.0384
16:01-17:00, Fri., 08 Dec. 0.0415 0.0355 0.0381
15:01-16:00, Fri., 08 Dec. 0.0424 0.0359 0.0379
14:01-15:00, Fri., 08 Dec. 0.0425 0.0359 0.0382
13:01-14:00, Fri., 08 Dec. 0.0413 0.0355 0.0381
12:01-13:00, Fri., 08 Dec. 0.0422 0.0364 0.0388
11:01-12:00, Fri., 08 Dec. 0.0430 0.0357 0.0385
10:01-11:00, Fri., 08 Dec. 0.0430 0.0359 0.0389
09:01-10:00, Fri., 08 Dec. 0.0428 0.0363 0.0388
08:01-09:00, Fri., 08 Dec. 0.0412 0.0357 0.0381
07:01-08:00, Fri., 08 Dec. 0.0407 0.0360 0.0379
06:01-07:00, Fri., 08 Dec. 0.0430 0.0354 0.0385
05:01-06:00, Fri., 08 Dec. 0.0432 0.0353 0.0379
04:01-05:00, Fri., 08 Dec. 0.0414 0.0354 0.0382
03:01-04:00, Fri., 08 Dec. 0.0411 0.0353 0.0377
02:01-03:00, Fri., 08 Dec. 0.0427 0.0348 0.0374
01:01-02:00, Fri., 08 Dec. 0.0402 0.0350 0.0372
00:01-01:00, Fri., 08 Dec. 0.0412 0.0355 0.0372
23:01-24:00, Thu., 07 Dec. 0.0403 0.0344 0.0370
22:01-23:00, Thu., 07 Dec. 0.0395 0.0349 0.0368
21:01-22:00, Thu., 07 Dec. 0.0416 0.0349 0.0372
20:01-21:00, Thu., 07 Dec. 0.0402 0.0338 0.0365
19:01-20:00, Thu., 07 Dec. 0.0393 0.0348 0.0365
18:01-19:00, Thu., 07 Dec. 0.0404 0.0344 0.0365
17:01-18:00, Thu., 07 Dec. 0.0398 0.0340 0.0366
16:01-17:00, Thu., 07 Dec. 0.0403 0.0340 0.0366
15:01-16:00, Thu., 07 Dec. 0.0409 0.0346 0.0366
14:01-15:00, Thu., 07 Dec. 0.0387 0.0349 0.0367
13:01-14:00, Thu., 07 Dec. 0.0391 0.0340 0.0367
12:01-13:00, Thu., 07 Dec. 0.0402 0.0347 0.0368
11:01-12:00, Thu., 07 Dec. 0.0396 0.0347 0.0368
10:01-11:00, Thu., 07 Dec. 0.0410 0.0350 0.0371
09:01-10:00, Thu., 07 Dec. 0.0403 0.0357 0.0374
08:01-09:00, Thu., 07 Dec. 0.0419 0.0353 0.0374
07:01-08:00, Thu., 07 Dec. 0.0405 0.0358 0.0373
06:01-07:00, Thu., 07 Dec. 0.0407 0.0351 0.0375
05:01-06:00, Thu., 07 Dec. 0.0411 0.0353 0.0374
04:01-05:00, Thu., 07 Dec. 0.0395 0.0348 0.0368
03:01-04:00, Thu., 07 Dec. 0.0412 0.0346 0.0370
02:01-03:00, Thu., 07 Dec. 0.0392 0.0345 0.0364
01:01-02:00, Thu., 07 Dec. 0.0412 0.0347 0.0369
00:01-01:00, Thu., 07 Dec. 0.0391 0.0338 0.0367
23:01-24:00, Wed., 06 Dec. 0.0410 0.0347 0.0369
22:01-23:00, Wed., 06 Dec. 0.0393 0.0335 0.0368
21:01-22:00, Wed., 06 Dec. 0.0411 0.0346 0.0368
20:01-21:00, Wed., 06 Dec. 0.0415 0.0350 0.0369
19:01-20:00, Wed., 06 Dec. 0.0406 0.0352 0.0368
18:01-19:00, Wed., 06 Dec. 0.0400 0.0338 0.0367
17:01-18:00, Wed., 06 Dec. 0.0398 0.0347 0.0365
16:01-17:00, Wed., 06 Dec. 0.0406 0.0337 0.0366
15:01-16:00, Wed., 06 Dec. 0.0408 0.0345 0.0367
14:01-15:00, Wed., 06 Dec. 0.0392 0.0340 0.0366
13:01-14:00, Wed., 06 Dec. 0.0397 0.0350 0.0366
12:01-13:00, Wed., 06 Dec. 0.0383 0.0345 0.0364
11:01-12:00, Wed., 06 Dec. 0.0404 0.0343 0.0363
10:01-11:00, Wed., 06 Dec. 0.0394 0.0343 0.0366
09:01-10:00, Wed., 06 Dec. 0.0394 0.0340 0.0362
08:01-09:00, Wed., 06 Dec. 0.0400 0.0348 0.0368
07:01-08:00, Wed., 06 Dec. 0.0417 0.0342 0.0367
06:01-07:00, Wed., 06 Dec. 0.0388 0.0353 0.0367
05:01-06:00, Wed., 06 Dec. 0.0401 0.0339 0.0365
04:01-05:00, Wed., 06 Dec. 0.0394 0.0352 0.0367
03:01-04:00, Wed., 06 Dec. 0.0383 0.0347 0.0364
02:01-03:00, Wed., 06 Dec. 0.0398 0.0341 0.0363
01:01-02:00, Wed., 06 Dec. 0.0414 0.0349 0.0367
00:01-01:00, Wed., 06 Dec. 0.0414 0.0346 0.0366
23:01-24:00, Tue., 05 Dec. 0.0391 0.0335 0.0363
22:01-23:00, Tue., 05 Dec. 0.0390 0.0342 0.0363
21:01-22:00, Tue., 05 Dec. 0.0399 0.0345 0.0363
20:01-21:00, Tue., 05 Dec. 0.0396 0.0338 0.0362
19:01-20:00, Tue., 05 Dec. 0.0408 0.0346 0.0366
18:01-19:00, Tue., 05 Dec. 0.0394 0.0348 0.0366
17:01-18:00, Tue., 05 Dec. 0.0394 0.0347 0.0363
16:01-17:00, Tue., 05 Dec. 0.0388 0.0346 0.0364
15:01-16:00, Tue., 05 Dec. 0.0400 0.0338 0.0366
14:01-15:00, Tue., 05 Dec. 0.0397 0.0348 0.0365
13:01-14:00, Tue., 05 Dec. 0.0404 0.0351 0.0371
12:01-13:00, Tue., 05 Dec. 0.0398 0.0348 0.0366
11:01-12:00, Tue., 05 Dec. 0.0404 0.0333 0.0367
10:01-11:00, Tue., 05 Dec. 0.0410 0.0343 0.0369
09:01-10:00, Tue., 05 Dec. 0.0410 0.0353 0.0372
08:01-09:00, Tue., 05 Dec. 0.0405 0.0349 0.0371
07:01-08:00, Tue., 05 Dec. 0.0400 0.0351 0.0373
06:01-07:00, Tue., 05 Dec. 0.0398 0.0347 0.0371
05:01-06:00, Tue., 05 Dec. 0.0414 0.0353 0.0373
04:01-05:00, Tue., 05 Dec. 0.0408 0.0356 0.0371
03:01-04:00, Tue., 05 Dec. 0.0398 0.0351 0.0371
02:01-03:00, Tue., 05 Dec. 0.0406 0.0351 0.0372
01:01-02:00, Tue., 05 Dec. 0.0416 0.0345 0.0369
00:01-01:00, Tue., 05 Dec. 0.0385 0.0348 0.0366
23:01-24:00, Mon., 04 Dec. 0.0399 0.0331 0.0365
22:01-23:00, Mon., 04 Dec. 0.0405 0.0356 0.0374
21:01-22:00, Mon., 04 Dec. 0.0409 0.0357 0.0376
20:01-21:00, Mon., 04 Dec. 0.0428 0.0357 0.0388
19:01-20:00, Mon., 04 Dec. 0.0444 0.0364 0.0399
18:01-19:00, Mon., 04 Dec. 0.0422 0.0352 0.0380
17:01-18:00, Mon., 04 Dec. 0.0415 0.0349 0.0372
16:01-17:00, Mon., 04 Dec. 0.0403 0.0348 0.0369
15:01-16:00, Mon., 04 Dec. 0.0392 0.0348 0.0365
14:01-15:00, Mon., 04 Dec. 0.0390 0.0349 0.0366
13:01-14:00, Mon., 04 Dec. 0.0412 0.0354 0.0371
12:01-13:00, Mon., 04 Dec. 0.0409 0.0354 0.0368
11:01-12:00, Mon., 04 Dec. 0.0399 0.0352 0.0371
10:01-11:00, Mon., 04 Dec. 0.0413 0.0358 0.0376
09:01-10:00, Mon., 04 Dec. 0.0412 0.0360 0.0379
08:01-09:00, Mon., 04 Dec. 0.0412 0.0355 0.0375
07:01-08:00, Mon., 04 Dec. 0.0407 0.0362 0.0382
06:01-07:00, Mon., 04 Dec. 0.0413 0.0355 0.0379
05:01-06:00, Mon., 04 Dec. 0.0422 0.0353 0.0381
04:01-05:00, Mon., 04 Dec. 0.0407 0.0355 0.0374
03:01-04:00, Mon., 04 Dec. 0.0400 0.0354 0.0371
02:01-03:00, Mon., 04 Dec. 0.0412 0.0347 0.0370
01:01-02:00, Mon., 04 Dec. 0.0396 0.0336 0.0368
00:01-01:00, Mon., 04 Dec. 0.0447 0.0347 0.0371