Measurement results by the hour (Shinjuku) 18 Dec., 2017 - 24 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., 24 Dec. 0.0403 0.0347 0.0378
22:01-23:00, Sun., 24 Dec. 0.0395 0.0353 0.0367
21:01-22:00, Sun., 24 Dec. 0.0408 0.0349 0.0370
20:01-21:00, Sun., 24 Dec. 0.0400 0.0350 0.0370
19:01-20:00, Sun., 24 Dec. 0.0397 0.0338 0.0367
18:01-19:00, Sun., 24 Dec. 0.0395 0.0350 0.0372
17:01-18:00, Sun., 24 Dec. 0.0409 0.0350 0.0370
16:01-17:00, Sun., 24 Dec. 0.0398 0.0353 0.0370
15:01-16:00, Sun., 24 Dec. 0.0410 0.0352 0.0371
14:01-15:00, Sun., 24 Dec. 0.0403 0.0349 0.0369
13:01-14:00, Sun., 24 Dec. 0.0417 0.0358 0.0381
12:01-13:00, Sun., 24 Dec. 0.0414 0.0355 0.0380
11:01-12:00, Sun., 24 Dec. 0.0423 0.0353 0.0378
10:01-11:00, Sun., 24 Dec. 0.0410 0.0349 0.0375
09:01-10:00, Sun., 24 Dec. 0.0407 0.0351 0.0377
08:01-09:00, Sun., 24 Dec. 0.0408 0.0355 0.0373
07:01-08:00, Sun., 24 Dec. 0.0406 0.0351 0.0373
06:01-07:00, Sun., 24 Dec. 0.0410 0.0345 0.0373
05:01-06:00, Sun., 24 Dec. 0.0406 0.0345 0.0369
04:01-05:00, Sun., 24 Dec. 0.0401 0.0354 0.0371
03:01-04:00, Sun., 24 Dec. 0.0398 0.0354 0.0373
02:01-03:00, Sun., 24 Dec. 0.0408 0.0348 0.0375
01:01-02:00, Sun., 24 Dec. 0.0396 0.0348 0.0373
00:01-01:00, Sun., 24 Dec. 0.0393 0.0346 0.0369
23:01-24:00, Sat., 23 Dec. 0.0386 0.0347 0.0365
22:01-23:00, Sat., 23 Dec. 0.0401 0.0338 0.0365
21:01-22:00, Sat., 23 Dec. 0.0391 0.0350 0.0368
20:01-21:00, Sat., 23 Dec. 0.0408 0.0349 0.0369
19:01-20:00, Sat., 23 Dec. 0.0400 0.0349 0.0370
18:01-19:00, Sat., 23 Dec. 0.0411 0.0348 0.0369
17:01-18:00, Sat., 23 Dec. 0.0404 0.0354 0.0371
16:01-17:00, Sat., 23 Dec. 0.0402 0.0342 0.0367
15:01-16:00, Sat., 23 Dec. 0.0411 0.0344 0.0370
14:01-15:00, Sat., 23 Dec. 0.0403 0.0347 0.0369
13:01-14:00, Sat., 23 Dec. 0.0396 0.0350 0.0370
12:01-13:00, Sat., 23 Dec. 0.0411 0.0354 0.0373
11:01-12:00, Sat., 23 Dec. 0.0419 0.0357 0.0378
10:01-11:00, Sat., 23 Dec. 0.0409 0.0353 0.0375
09:01-10:00, Sat., 23 Dec. 0.0429 0.0354 0.0383
08:01-09:00, Sat., 23 Dec. 0.0423 0.0360 0.0385
07:01-08:00, Sat., 23 Dec. 0.0404 0.0345 0.0377
06:01-07:00, Sat., 23 Dec. 0.0413 0.0355 0.0378
05:01-06:00, Sat., 23 Dec. 0.0412 0.0350 0.0376
04:01-05:00, Sat., 23 Dec. 0.0414 0.0356 0.0376
03:01-04:00, Sat., 23 Dec. 0.0412 0.0334 0.0374
02:01-03:00, Sat., 23 Dec. 0.0417 0.0349 0.0375
01:01-02:00, Sat., 23 Dec. 0.0412 0.0351 0.0373
00:01-01:00, Sat., 23 Dec. 0.0395 0.0354 0.0373
23:01-24:00, Fri., 22 Dec. 0.0403 0.0355 0.0372
22:01-23:00, Fri., 22 Dec. 0.0404 0.0349 0.0368
21:01-22:00, Fri., 22 Dec. 0.0401 0.0346 0.0367
20:01-21:00, Fri., 22 Dec. 0.0396 0.0343 0.0367
19:01-20:00, Fri., 22 Dec. 0.0394 0.0348 0.0367
18:01-19:00, Fri., 22 Dec. 0.0400 0.0334 0.0365
17:01-18:00, Fri., 22 Dec. 0.0401 0.0328 0.0365
16:01-17:00, Fri., 22 Dec. 0.0393 0.0347 0.0366
15:01-16:00, Fri., 22 Dec. 0.0405 0.0343 0.0365
14:01-15:00, Fri., 22 Dec. 0.0409 0.0349 0.0367
13:01-14:00, Fri., 22 Dec. 0.0401 0.0347 0.0367
12:01-13:00, Fri., 22 Dec. 0.0395 0.0348 0.0372
11:01-12:00, Fri., 22 Dec. 0.0412 0.0350 0.0376
10:01-11:00, Fri., 22 Dec. 0.0422 0.0349 0.0379
09:01-10:00, Fri., 22 Dec. 0.0416 0.0353 0.0377
08:01-09:00, Fri., 22 Dec. 0.0401 0.0353 0.0375
07:01-08:00, Fri., 22 Dec. 0.0420 0.0360 0.0379
06:01-07:00, Fri., 22 Dec. 0.0429 0.0361 0.0384
05:01-06:00, Fri., 22 Dec. 0.0422 0.0357 0.0384
04:01-05:00, Fri., 22 Dec. 0.0420 0.0356 0.0383
03:01-04:00, Fri., 22 Dec. 0.0418 0.0351 0.0375
02:01-03:00, Fri., 22 Dec. 0.0408 0.0345 0.0369
01:01-02:00, Fri., 22 Dec. 0.0397 0.0341 0.0370
00:01-01:00, Fri., 22 Dec. 0.0411 0.0349 0.0374
23:01-24:00, Thu., 21 Dec. 0.0398 0.0351 0.0371
22:01-23:00, Thu., 21 Dec. 0.0389 0.0345 0.0365
21:01-22:00, Thu., 21 Dec. 0.0387 0.0345 0.0363
20:01-21:00, Thu., 21 Dec. 0.0378 0.0342 0.0362
19:01-20:00, Thu., 21 Dec. 0.0387 0.0342 0.0362
18:01-19:00, Thu., 21 Dec. 0.0403 0.0340 0.0364
17:01-18:00, Thu., 21 Dec. 0.0389 0.0336 0.0364
16:01-17:00, Thu., 21 Dec. 0.0397 0.0342 0.0364
15:01-16:00, Thu., 21 Dec. 0.0416 0.0347 0.0367
14:01-15:00, Thu., 21 Dec. 0.0394 0.0342 0.0368
13:01-14:00, Thu., 21 Dec. 0.0395 0.0351 0.0369
12:01-13:00, Thu., 21 Dec. 0.0413 0.0349 0.0373
11:01-12:00, Thu., 21 Dec. 0.0400 0.0355 0.0372
10:01-11:00, Thu., 21 Dec. 0.0402 0.0355 0.0374
09:01-10:00, Thu., 21 Dec. 0.0413 0.0359 0.0380
08:01-09:00, Thu., 21 Dec. 0.0415 0.0357 0.0376
07:01-08:00, Thu., 21 Dec. 0.0421 0.0355 0.0381
06:01-07:00, Thu., 21 Dec. 0.0405 0.0353 0.0372
05:01-06:00, Thu., 21 Dec. 0.0401 0.0352 0.0375
04:01-05:00, Thu., 21 Dec. 0.0408 0.0348 0.0373
03:01-04:00, Thu., 21 Dec. 0.0413 0.0351 0.0373
02:01-03:00, Thu., 21 Dec. 0.0409 0.0357 0.0375
01:01-02:00, Thu., 21 Dec. 0.0418 0.0343 0.0373
00:01-01:00, Thu., 21 Dec. 0.0405 0.0354 0.0371
23:01-24:00, Wed., 20 Dec. 0.0412 0.0352 0.0371
22:01-23:00, Wed., 20 Dec. 0.0406 0.0348 0.0373
21:01-22:00, Wed., 20 Dec. 0.0402 0.0349 0.0369
20:01-21:00, Wed., 20 Dec. 0.0397 0.0349 0.0368
19:01-20:00, Wed., 20 Dec. 0.0398 0.0347 0.0368
18:01-19:00, Wed., 20 Dec. 0.0412 0.0348 0.0366
17:01-18:00, Wed., 20 Dec. 0.0402 0.0339 0.0367
16:01-17:00, Wed., 20 Dec. 0.0411 0.0343 0.0367
15:01-16:00, Wed., 20 Dec. 0.0398 0.0350 0.0365
14:01-15:00, Wed., 20 Dec. 0.0427 0.0339 0.0366
13:01-14:00, Wed., 20 Dec. 0.0388 0.0346 0.0366
12:01-13:00, Wed., 20 Dec. 0.0401 0.0346 0.0369
11:01-12:00, Wed., 20 Dec. 0.0400 0.0349 0.0365
10:01-11:00, Wed., 20 Dec. 0.0407 0.0348 0.0366
09:01-10:00, Wed., 20 Dec. 0.0399 0.0345 0.0365
08:01-09:00, Wed., 20 Dec. 0.0404 0.0346 0.0368
07:01-08:00, Wed., 20 Dec. 0.0395 0.0348 0.0367
06:01-07:00, Wed., 20 Dec. 0.0389 0.0341 0.0367
05:01-06:00, Wed., 20 Dec. 0.0401 0.0342 0.0367
04:01-05:00, Wed., 20 Dec. 0.0403 0.0344 0.0369
03:01-04:00, Wed., 20 Dec. 0.0394 0.0351 0.0367
02:01-03:00, Wed., 20 Dec. 0.0398 0.0348 0.0368
01:01-02:00, Wed., 20 Dec. 0.0400 0.0343 0.0366
00:01-01:00, Wed., 20 Dec. 0.0407 0.0343 0.0369
23:01-24:00, Tue., 19 Dec. 0.0401 0.0344 0.0367
22:01-23:00, Tue., 19 Dec. 0.0405 0.0344 0.0368
21:01-22:00, Tue., 19 Dec. 0.0416 0.0350 0.0369
20:01-21:00, Tue., 19 Dec. 0.0395 0.0349 0.0366
19:01-20:00, Tue., 19 Dec. 0.0407 0.0351 0.0368
18:01-19:00, Tue., 19 Dec. 0.0389 0.0338 0.0364
17:01-18:00, Tue., 19 Dec. 0.0406 0.0350 0.0366
16:01-17:00, Tue., 19 Dec. 0.0390 0.0343 0.0365
15:01-16:00, Tue., 19 Dec. 0.0398 0.0346 0.0367
14:01-15:00, Tue., 19 Dec. 0.0387 0.0343 0.0365
13:01-14:00, Tue., 19 Dec. 0.0393 0.0341 0.0366
12:01-13:00, Tue., 19 Dec. 0.0397 0.0347 0.0369
11:01-12:00, Tue., 19 Dec. 0.0402 0.0347 0.0367
10:01-11:00, Tue., 19 Dec. 0.0401 0.0351 0.0367
09:01-10:00, Tue., 19 Dec. 0.0414 0.0344 0.0373
08:01-09:00, Tue., 19 Dec. 0.0408 0.0342 0.0376
07:01-08:00, Tue., 19 Dec. 0.0411 0.0357 0.0376
06:01-07:00, Tue., 19 Dec. 0.0412 0.0353 0.0377
05:01-06:00, Tue., 19 Dec. 0.0413 0.0350 0.0377
04:01-05:00, Tue., 19 Dec. 0.0417 0.0357 0.0383
03:01-04:00, Tue., 19 Dec. 0.0397 0.0351 0.0372
02:01-03:00, Tue., 19 Dec. 0.0427 0.0354 0.0375
01:01-02:00, Tue., 19 Dec. 0.0412 0.0350 0.0376
00:01-01:00, Tue., 19 Dec. 0.0402 0.0350 0.0375
23:01-24:00, Mon., 18 Dec. 0.0411 0.0356 0.0376
22:01-23:00, Mon., 18 Dec. 0.0411 0.0349 0.0374
21:01-22:00, Mon., 18 Dec. 0.0413 0.0351 0.0373
20:01-21:00, Mon., 18 Dec. 0.0404 0.0346 0.0367
19:01-20:00, Mon., 18 Dec. 0.0384 0.0340 0.0366
18:01-19:00, Mon., 18 Dec. 0.0391 0.0343 0.0365
17:01-18:00, Mon., 18 Dec. 0.0410 0.0339 0.0365
16:01-17:00, Mon., 18 Dec. 0.0399 0.0327 0.0366
15:01-16:00, Mon., 18 Dec. 0.0399 0.0332 0.0366
14:01-15:00, Mon., 18 Dec. 0.0413 0.0344 0.0367
13:01-14:00, Mon., 18 Dec. 0.0408 0.0342 0.0367
12:01-13:00, Mon., 18 Dec. 0.0390 0.0350 0.0369
11:01-12:00, Mon., 18 Dec. 0.0412 0.0356 0.0370
10:01-11:00, Mon., 18 Dec. 0.0410 0.0346 0.0368
09:01-10:00, Mon., 18 Dec. 0.0412 0.0347 0.0368
08:01-09:00, Mon., 18 Dec. 0.0395 0.0348 0.0368
07:01-08:00, Mon., 18 Dec. 0.0403 0.0337 0.0370
06:01-07:00, Mon., 18 Dec. 0.0402 0.0348 0.0368
05:01-06:00, Mon., 18 Dec. 0.0407 0.0350 0.0370
04:01-05:00, Mon., 18 Dec. 0.0406 0.0356 0.0371
03:01-04:00, Mon., 18 Dec. 0.0397 0.0349 0.0368
02:01-03:00, Mon., 18 Dec. 0.0402 0.0346 0.0366
01:01-02:00, Mon., 18 Dec. 0.0402 0.0349 0.0370
00:01-01:00, Mon., 18 Dec. 0.0396 0.0340 0.0368