Measurement results by the hour (Shinjuku) 29 Jan., 2018 - 4 Feb., 2018

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., 04 Feb. 0.0396 0.0348 0.0366
22:01-23:00, Sun., 04 Feb. 0.0391 0.0336 0.0362
21:01-22:00, Sun., 04 Feb. 0.0405 0.0341 0.0364
20:01-21:00, Sun., 04 Feb. 0.0420 0.0345 0.0365
19:01-20:00, Sun., 04 Feb. 0.0396 0.0338 0.0361
18:01-19:00, Sun., 04 Feb. 0.0396 0.0333 0.0360
17:01-18:00, Sun., 04 Feb. 0.0382 0.0345 0.0360
16:01-17:00, Sun., 04 Feb. 0.0387 0.0331 0.0360
15:01-16:00, Sun., 04 Feb. 0.0374 0.0331 0.0357
14:01-15:00, Sun., 04 Feb. 0.0394 0.0341 0.0361
13:01-14:00, Sun., 04 Feb. 0.0386 0.0340 0.0358
12:01-13:00, Sun., 04 Feb. 0.0387 0.0347 0.0361
11:01-12:00, Sun., 04 Feb. 0.0400 0.0349 0.0362
10:01-11:00, Sun., 04 Feb. 0.0405 0.0343 0.0362
09:01-10:00, Sun., 04 Feb. 0.0400 0.0347 0.0361
08:01-09:00, Sun., 04 Feb. 0.0387 0.0339 0.0360
07:01-08:00, Sun., 04 Feb. 0.0390 0.0336 0.0359
06:01-07:00, Sun., 04 Feb. 0.0378 0.0340 0.0358
05:01-06:00, Sun., 04 Feb. 0.0392 0.0334 0.0357
04:01-05:00, Sun., 04 Feb. 0.0385 0.0334 0.0355
03:01-04:00, Sun., 04 Feb. 0.0376 0.0335 0.0359
02:01-03:00, Sun., 04 Feb. 0.0385 0.0330 0.0357
01:01-02:00, Sun., 04 Feb. 0.0376 0.0337 0.0356
00:01-01:00, Sun., 04 Feb. 0.0373 0.0331 0.0354
23:01-24:00, Sat., 03 Feb. 0.0383 0.0333 0.0361
22:01-23:00, Sat., 03 Feb. 0.0374 0.0342 0.0359
21:01-22:00, Sat., 03 Feb. 0.0393 0.0336 0.0358
20:01-21:00, Sat., 03 Feb. 0.0386 0.0334 0.0358
19:01-20:00, Sat., 03 Feb. 0.0380 0.0334 0.0356
18:01-19:00, Sat., 03 Feb. 0.0393 0.0332 0.0356
17:01-18:00, Sat., 03 Feb. 0.0386 0.0336 0.0356
16:01-17:00, Sat., 03 Feb. 0.0371 0.0331 0.0355
15:01-16:00, Sat., 03 Feb. 0.0372 0.0337 0.0356
14:01-15:00, Sat., 03 Feb. 0.0368 0.0333 0.0355
13:01-14:00, Sat., 03 Feb. 0.0414 0.0330 0.0356
12:01-13:00, Sat., 03 Feb. 0.0375 0.0336 0.0355
11:01-12:00, Sat., 03 Feb. 0.0369 0.0317 0.0353
10:01-11:00, Sat., 03 Feb. 0.0374 0.0328 0.0353
09:01-10:00, Sat., 03 Feb. 0.0383 0.0327 0.0354
08:01-09:00, Sat., 03 Feb. 0.0369 0.0327 0.0354
07:01-08:00, Sat., 03 Feb. 0.0374 0.0329 0.0353
06:01-07:00, Sat., 03 Feb. 0.0383 0.0335 0.0355
05:01-06:00, Sat., 03 Feb. 0.0377 0.0336 0.0355
04:01-05:00, Sat., 03 Feb. 0.0398 0.0330 0.0354
03:01-04:00, Sat., 03 Feb. 0.0370 0.0328 0.0352
02:01-03:00, Sat., 03 Feb. 0.0383 0.0331 0.0351
01:01-02:00, Sat., 03 Feb. 0.0371 0.0330 0.0353
00:01-01:00, Sat., 03 Feb. 0.0388 0.0332 0.0355
23:01-24:00, Fri., 02 Feb. 0.0370 0.0340 0.0355
22:01-23:00, Fri., 02 Feb. 0.0384 0.0332 0.0353
21:01-22:00, Fri., 02 Feb. 0.0367 0.0322 0.0351
20:01-21:00, Fri., 02 Feb. 0.0369 0.0334 0.0350
19:01-20:00, Fri., 02 Feb. 0.0380 0.0324 0.0348
18:01-19:00, Fri., 02 Feb. 0.0365 0.0329 0.0349
17:01-18:00, Fri., 02 Feb. 0.0372 0.0321 0.0350
16:01-17:00, Fri., 02 Feb. 0.0370 0.0321 0.0347
15:01-16:00, Fri., 02 Feb. 0.0372 0.0320 0.0342
14:01-15:00, Fri., 02 Feb. 0.0368 0.0324 0.0343
13:01-14:00, Fri., 02 Feb. 0.0386 0.0323 0.0352
12:01-13:00, Fri., 02 Feb. 0.0399 0.0334 0.0358
11:01-12:00, Fri., 02 Feb. 0.0377 0.0323 0.0352
10:01-11:00, Fri., 02 Feb. 0.0394 0.0348 0.0364
09:01-10:00, Fri., 02 Feb. 0.0397 0.0343 0.0365
08:01-09:00, Fri., 02 Feb. 0.0368 0.0328 0.0354
07:01-08:00, Fri., 02 Feb. 0.0392 0.0338 0.0364
06:01-07:00, Fri., 02 Feb. 0.0401 0.0351 0.0374
05:01-06:00, Fri., 02 Feb. 0.0407 0.0349 0.0376
04:01-05:00, Fri., 02 Feb. 0.0414 0.0359 0.0376
03:01-04:00, Fri., 02 Feb. 0.0419 0.0355 0.0382
02:01-03:00, Fri., 02 Feb. 0.0426 0.0351 0.0383
01:01-02:00, Fri., 02 Feb. 0.0439 0.0356 0.0400
00:01-01:00, Fri., 02 Feb. 0.0460 0.0380 0.0415
23:01-24:00, Thu., 01 Feb. 0.0474 0.0403 0.0441
22:01-23:00, Thu., 01 Feb. 0.0479 0.0398 0.0432
21:01-22:00, Thu., 01 Feb. 0.0466 0.0391 0.0422
20:01-21:00, Thu., 01 Feb. 0.0448 0.0367 0.0410
19:01-20:00, Thu., 01 Feb. 0.0432 0.0364 0.0397
18:01-19:00, Thu., 01 Feb. 0.0443 0.0369 0.0397
17:01-18:00, Thu., 01 Feb. 0.0430 0.0357 0.0391
16:01-17:00, Thu., 01 Feb. 0.0408 0.0350 0.0375
15:01-16:00, Thu., 01 Feb. 0.0402 0.0350 0.0370
14:01-15:00, Thu., 01 Feb. 0.0404 0.0342 0.0370
13:01-14:00, Thu., 01 Feb. 0.0402 0.0350 0.0374
12:01-13:00, Thu., 01 Feb. 0.0396 0.0330 0.0361
11:01-12:00, Thu., 01 Feb. 0.0374 0.0324 0.0346
10:01-11:00, Thu., 01 Feb. 0.0361 0.0321 0.0345
09:01-10:00, Thu., 01 Feb. 0.0372 0.0324 0.0345
08:01-09:00, Thu., 01 Feb. 0.0369 0.0323 0.0346
07:01-08:00, Thu., 01 Feb. 0.0371 0.0323 0.0345
06:01-07:00, Thu., 01 Feb. 0.0368 0.0331 0.0347
05:01-06:00, Thu., 01 Feb. 0.0362 0.0328 0.0345
04:01-05:00, Thu., 01 Feb. 0.0364 0.0314 0.0344
03:01-04:00, Thu., 01 Feb. 0.0369 0.0321 0.0343
02:01-03:00, Thu., 01 Feb. 0.0362 0.0304 0.0340
01:01-02:00, Thu., 01 Feb. 0.0372 0.0320 0.0339
00:01-01:00, Thu., 01 Feb. 0.0365 0.0327 0.0343
23:01-24:00, Wed., 31 Jan. 0.0364 0.0314 0.0344
22:01-23:00, Wed., 31 Jan. 0.0367 0.0318 0.0341
21:01-22:00, Wed., 31 Jan. 0.0357 0.0313 0.0338
20:01-21:00, Wed., 31 Jan. 0.0355 0.0320 0.0337
19:01-20:00, Wed., 31 Jan. 0.0359 0.0323 0.0338
18:01-19:00, Wed., 31 Jan. 0.0358 0.0319 0.0335
17:01-18:00, Wed., 31 Jan. 0.0357 0.0319 0.0336
16:01-17:00, Wed., 31 Jan. 0.0361 0.0319 0.0339
15:01-16:00, Wed., 31 Jan. 0.0357 0.0315 0.0338
14:01-15:00, Wed., 31 Jan. 0.0364 0.0316 0.0340
13:01-14:00, Wed., 31 Jan. 0.0362 0.0315 0.0343
12:01-13:00, Wed., 31 Jan. 0.0365 0.0318 0.0340
11:01-12:00, Wed., 31 Jan. 0.0358 0.0320 0.0340
10:01-11:00, Wed., 31 Jan. 0.0378 0.0324 0.0345
09:01-10:00, Wed., 31 Jan. 0.0371 0.0326 0.0347
08:01-09:00, Wed., 31 Jan. 0.0366 0.0332 0.0347
07:01-08:00, Wed., 31 Jan. 0.0362 0.0320 0.0345
06:01-07:00, Wed., 31 Jan. 0.0369 0.0322 0.0345
05:01-06:00, Wed., 31 Jan. 0.0360 0.0319 0.0341
04:01-05:00, Wed., 31 Jan. 0.0361 0.0312 0.0343
03:01-04:00, Wed., 31 Jan. 0.0361 0.0316 0.0341
02:01-03:00, Wed., 31 Jan. 0.0361 0.0320 0.0343
01:01-02:00, Wed., 31 Jan. 0.0389 0.0319 0.0341
00:01-01:00, Wed., 31 Jan. 0.0365 0.0324 0.0340
23:01-24:00, Tue., 30 Jan. 0.0355 0.0316 0.0338
22:01-23:00, Tue., 30 Jan. 0.0358 0.0311 0.0339
21:01-22:00, Tue., 30 Jan. 0.0358 0.0311 0.0335
20:01-21:00, Tue., 30 Jan. 0.0363 0.0321 0.0339
19:01-20:00, Tue., 30 Jan. 0.0355 0.0311 0.0337
18:01-19:00, Tue., 30 Jan. 0.0361 0.0319 0.0337
17:01-18:00, Tue., 30 Jan. 0.0362 0.0315 0.0336
16:01-17:00, Tue., 30 Jan. 0.0363 0.0314 0.0336
15:01-16:00, Tue., 30 Jan. 0.0361 0.0309 0.0336
14:01-15:00, Tue., 30 Jan. 0.0353 0.0319 0.0334
13:01-14:00, Tue., 30 Jan. 0.0351 0.0313 0.0332
12:01-13:00, Tue., 30 Jan. 0.0360 0.0315 0.0339
11:01-12:00, Tue., 30 Jan. 0.0352 0.0317 0.0336
10:01-11:00, Tue., 30 Jan. 0.0361 0.0314 0.0337
09:01-10:00, Tue., 30 Jan. 0.0357 0.0304 0.0334
08:01-09:00, Tue., 30 Jan. 0.0356 0.0316 0.0335
07:01-08:00, Tue., 30 Jan. 0.0355 0.0316 0.0335
06:01-07:00, Tue., 30 Jan. 0.0358 0.0310 0.0336
05:01-06:00, Tue., 30 Jan. 0.0347 0.0313 0.0332
04:01-05:00, Tue., 30 Jan. 0.0364 0.0314 0.0336
03:01-04:00, Tue., 30 Jan. 0.0352 0.0317 0.0333
02:01-03:00, Tue., 30 Jan. 0.0361 0.0309 0.0335
01:01-02:00, Tue., 30 Jan. 0.0355 0.0310 0.0333
00:01-01:00, Tue., 30 Jan. 0.0347 0.0298 0.0331
23:01-24:00, Mon., 29 Jan. 0.0360 0.0312 0.0332
22:01-23:00, Mon., 29 Jan. 0.0348 0.0312 0.0330
21:01-22:00, Mon., 29 Jan. 0.0358 0.0315 0.0334
20:01-21:00, Mon., 29 Jan. 0.0348 0.0299 0.0329
19:01-20:00, Mon., 29 Jan. 0.0354 0.0303 0.0327
18:01-19:00, Mon., 29 Jan. 0.0355 0.0311 0.0330
17:01-18:00, Mon., 29 Jan. 0.0355 0.0310 0.0330
16:01-17:00, Mon., 29 Jan. 0.0348 0.0309 0.0329
15:01-16:00, Mon., 29 Jan. 0.0350 0.0312 0.0333
14:01-15:00, Mon., 29 Jan. 0.0361 0.0316 0.0334
13:01-14:00, Mon., 29 Jan. 0.0354 0.0323 0.0335
12:01-13:00, Mon., 29 Jan. 0.0354 0.0313 0.0334
11:01-12:00, Mon., 29 Jan. 0.0349 0.0316 0.0332
10:01-11:00, Mon., 29 Jan. 0.0368 0.0312 0.0341
09:01-10:00, Mon., 29 Jan. 0.0370 0.0324 0.0345
08:01-09:00, Mon., 29 Jan. 0.0373 0.0320 0.0345
07:01-08:00, Mon., 29 Jan. 0.0357 0.0320 0.0339
06:01-07:00, Mon., 29 Jan. 0.0362 0.0317 0.0338
05:01-06:00, Mon., 29 Jan. 0.0358 0.0318 0.0334
04:01-05:00, Mon., 29 Jan. 0.0354 0.0311 0.0336
03:01-04:00, Mon., 29 Jan. 0.0353 0.0304 0.0332
02:01-03:00, Mon., 29 Jan. 0.0349 0.0310 0.0333
01:01-02:00, Mon., 29 Jan. 0.0360 0.0314 0.0332
00:01-01:00, Mon., 29 Jan. 0.0358 0.0309 0.0328