Measurement results by the hour (Shinjuku) 30 Dec., 2013 - 5 Jan., 2014

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 Jan. 0.0371 0.0322 0.0346
22:01-23:00, Sun., 05 Jan. 0.0365 0.0321 0.0345
21:01-22:00, Sun., 05 Jan. 0.0370 0.0318 0.0341
20:01-21:00, Sun., 05 Jan. 0.0358 0.0308 0.0340
19:01-20:00, Sun., 05 Jan. 0.0361 0.0324 0.0341
18:01-19:00, Sun., 05 Jan. 0.0360 0.0319 0.0338
17:01-18:00, Sun., 05 Jan. 0.0359 0.0321 0.0339
16:01-17:00, Sun., 05 Jan. 0.0362 0.0314 0.0340
15:01-16:00, Sun., 05 Jan. 0.0352 0.0320 0.0337
14:01-15:00, Sun., 05 Jan. 0.0361 0.0316 0.0340
13:01-14:00, Sun., 05 Jan. 0.0360 0.0321 0.0340
12:01-13:00, Sun., 05 Jan. 0.0365 0.0317 0.0340
11:01-12:00, Sun., 05 Jan. 0.0359 0.0321 0.0339
10:01-11:00, Sun., 05 Jan. 0.0358 0.0321 0.0340
09:01-10:00, Sun., 05 Jan. 0.0361 0.0320 0.0341
08:01-09:00, Sun., 05 Jan. 0.0365 0.0320 0.0343
07:01-08:00, Sun., 05 Jan. 0.0364 0.0320 0.0342
06:01-07:00, Sun., 05 Jan. 0.0364 0.0323 0.0341
05:01-06:00, Sun., 05 Jan. 0.0361 0.0318 0.0342
04:01-05:00, Sun., 05 Jan. 0.0361 0.0323 0.0341
03:01-04:00, Sun., 05 Jan. 0.0362 0.0328 0.0343
02:01-03:00, Sun., 05 Jan. 0.0363 0.0326 0.0344
01:01-02:00, Sun., 05 Jan. 0.0364 0.0322 0.0341
00:01-01:00, Sun., 05 Jan. 0.0360 0.0323 0.0340
23:01-24:00, Sat., 04 Jan. 0.0362 0.0320 0.0341
22:01-23:00, Sat., 04 Jan. 0.0359 0.0324 0.0342
21:01-22:00, Sat., 04 Jan. 0.0363 0.0317 0.0344
20:01-21:00, Sat., 04 Jan. 0.0363 0.0326 0.0344
19:01-20:00, Sat., 04 Jan. 0.0373 0.0321 0.0345
18:01-19:00, Sat., 04 Jan. 0.0366 0.0330 0.0347
17:01-18:00, Sat., 04 Jan. 0.0363 0.0324 0.0346
16:01-17:00, Sat., 04 Jan. 0.0368 0.0337 0.0353
15:01-16:00, Sat., 04 Jan. 0.0369 0.0334 0.0350
14:01-15:00, Sat., 04 Jan. 0.0370 0.0331 0.0349
13:01-14:00, Sat., 04 Jan. 0.0365 0.0326 0.0350
12:01-13:00, Sat., 04 Jan. 0.0373 0.0337 0.0354
11:01-12:00, Sat., 04 Jan. 0.0376 0.0342 0.0357
10:01-11:00, Sat., 04 Jan. 0.0403 0.0351 0.0367
09:01-10:00, Sat., 04 Jan. 0.0394 0.0341 0.0365
08:01-09:00, Sat., 04 Jan. 0.0391 0.0331 0.0361
07:01-08:00, Sat., 04 Jan. 0.0392 0.0342 0.0362
06:01-07:00, Sat., 04 Jan. 0.0387 0.0336 0.0361
05:01-06:00, Sat., 04 Jan. 0.0380 0.0331 0.0357
04:01-05:00, Sat., 04 Jan. 0.0372 0.0328 0.0355
03:01-04:00, Sat., 04 Jan. 0.0371 0.0326 0.0351
02:01-03:00, Sat., 04 Jan. 0.0366 0.0332 0.0350
01:01-02:00, Sat., 04 Jan. 0.0379 0.0340 0.0356
00:01-01:00, Sat., 04 Jan. 0.0373 0.0331 0.0353
23:01-24:00, Fri., 03 Jan. 0.0368 0.0328 0.0348
22:01-23:00, Fri., 03 Jan. 0.0369 0.0329 0.0349
21:01-22:00, Fri., 03 Jan. 0.0370 0.0335 0.0352
20:01-21:00, Fri., 03 Jan. 0.0365 0.0324 0.0348
19:01-20:00, Fri., 03 Jan. 0.0366 0.0326 0.0345
18:01-19:00, Fri., 03 Jan. 0.0367 0.0327 0.0346
17:01-18:00, Fri., 03 Jan. 0.0371 0.0331 0.0346
16:01-17:00, Fri., 03 Jan. 0.0368 0.0327 0.0346
15:01-16:00, Fri., 03 Jan. 0.0363 0.0325 0.0344
14:01-15:00, Fri., 03 Jan. 0.0368 0.0328 0.0347
13:01-14:00, Fri., 03 Jan. 0.0371 0.0327 0.0348
12:01-13:00, Fri., 03 Jan. 0.0366 0.0325 0.0347
11:01-12:00, Fri., 03 Jan. 0.0367 0.0333 0.0351
10:01-11:00, Fri., 03 Jan. 0.0365 0.0320 0.0346
09:01-10:00, Fri., 03 Jan. 0.0371 0.0330 0.0347
08:01-09:00, Fri., 03 Jan. 0.0369 0.0326 0.0349
07:01-08:00, Fri., 03 Jan. 0.0369 0.0326 0.0347
06:01-07:00, Fri., 03 Jan. 0.0366 0.0323 0.0344
05:01-06:00, Fri., 03 Jan. 0.0366 0.0326 0.0346
04:01-05:00, Fri., 03 Jan. 0.0366 0.0325 0.0345
03:01-04:00, Fri., 03 Jan. 0.0371 0.0317 0.0344
02:01-03:00, Fri., 03 Jan. 0.0357 0.0318 0.0340
01:01-02:00, Fri., 03 Jan. 0.0361 0.0325 0.0341
00:01-01:00, Fri., 03 Jan. 0.0370 0.0321 0.0344
23:01-24:00, Thu., 02 Jan. 0.0360 0.0320 0.0341
22:01-23:00, Thu., 02 Jan. 0.0363 0.0311 0.0341
21:01-22:00, Thu., 02 Jan. 0.0367 0.0324 0.0345
20:01-21:00, Thu., 02 Jan. 0.0360 0.0317 0.0343
19:01-20:00, Thu., 02 Jan. 0.0360 0.0317 0.0341
18:01-19:00, Thu., 02 Jan. 0.0364 0.0323 0.0344
17:01-18:00, Thu., 02 Jan. 0.0369 0.0325 0.0343
16:01-17:00, Thu., 02 Jan. 0.0369 0.0323 0.0344
15:01-16:00, Thu., 02 Jan. 0.0364 0.0326 0.0346
14:01-15:00, Thu., 02 Jan. 0.0370 0.0327 0.0348
13:01-14:00, Thu., 02 Jan. 0.0370 0.0324 0.0348
12:01-13:00, Thu., 02 Jan. 0.0376 0.0335 0.0351
11:01-12:00, Thu., 02 Jan. 0.0369 0.0329 0.0352
10:01-11:00, Thu., 02 Jan. 0.0383 0.0332 0.0355
09:01-10:00, Thu., 02 Jan. 0.0373 0.0337 0.0353
08:01-09:00, Thu., 02 Jan. 0.0367 0.0326 0.0348
07:01-08:00, Thu., 02 Jan. 0.0376 0.0328 0.0351
06:01-07:00, Thu., 02 Jan. 0.0367 0.0330 0.0348
05:01-06:00, Thu., 02 Jan. 0.0373 0.0327 0.0346
04:01-05:00, Thu., 02 Jan. 0.0371 0.0327 0.0350
03:01-04:00, Thu., 02 Jan. 0.0373 0.0329 0.0352
02:01-03:00, Thu., 02 Jan. 0.0365 0.0331 0.0350
01:01-02:00, Thu., 02 Jan. 0.0368 0.0330 0.0348
00:01-01:00, Thu., 02 Jan. 0.0374 0.0328 0.0347
23:01-24:00, Wed., 01 Jan. 0.0368 0.0329 0.0348
22:01-23:00, Wed., 01 Jan. 0.0372 0.0324 0.0347
21:01-22:00, Wed., 01 Jan. 0.0363 0.0330 0.0347
20:01-21:00, Wed., 01 Jan. 0.0372 0.0325 0.0349
19:01-20:00, Wed., 01 Jan. 0.0366 0.0330 0.0348
18:01-19:00, Wed., 01 Jan. 0.0367 0.0323 0.0346
17:01-18:00, Wed., 01 Jan. 0.0358 0.0319 0.0344
16:01-17:00, Wed., 01 Jan. 0.0364 0.0329 0.0348
15:01-16:00, Wed., 01 Jan. 0.0368 0.0327 0.0348
14:01-15:00, Wed., 01 Jan. 0.0367 0.0328 0.0346
13:01-14:00, Wed., 01 Jan. 0.0370 0.0324 0.0346
12:01-13:00, Wed., 01 Jan. 0.0365 0.0329 0.0347
11:01-12:00, Wed., 01 Jan. 0.0362 0.0331 0.0346
10:01-11:00, Wed., 01 Jan. 0.0370 0.0325 0.0347
09:01-10:00, Wed., 01 Jan. 0.0370 0.0330 0.0345
08:01-09:00, Wed., 01 Jan. 0.0368 0.0322 0.0343
07:01-08:00, Wed., 01 Jan. 0.0367 0.0331 0.0347
06:01-07:00, Wed., 01 Jan. 0.0368 0.0334 0.0350
05:01-06:00, Wed., 01 Jan. 0.0368 0.0327 0.0349
04:01-05:00, Wed., 01 Jan. 0.0377 0.0331 0.0351
03:01-04:00, Wed., 01 Jan. 0.0377 0.0332 0.0353
02:01-03:00, Wed., 01 Jan. 0.0376 0.0330 0.0352
01:01-02:00, Wed., 01 Jan. 0.0370 0.0327 0.0352
00:01-01:00, Wed., 01 Jan. 0.0372 0.0336 0.0355
23:01-24:00, Tue., 31 Dec. 0.0370 0.0333 0.0354
22:01-23:00, Tue., 31 Dec. 0.0369 0.0338 0.0353
21:01-22:00, Tue., 31 Dec. 0.0368 0.0331 0.0349
20:01-21:00, Tue., 31 Dec. 0.0371 0.0322 0.0346
19:01-20:00, Tue., 31 Dec. 0.0366 0.0322 0.0344
18:01-19:00, Tue., 31 Dec. 0.0363 0.0320 0.0344
17:01-18:00, Tue., 31 Dec. 0.0368 0.0322 0.0344
16:01-17:00, Tue., 31 Dec. 0.0371 0.0323 0.0345
15:01-16:00, Tue., 31 Dec. 0.0366 0.0325 0.0348
14:01-15:00, Tue., 31 Dec. 0.0364 0.0329 0.0350
13:01-14:00, Tue., 31 Dec. 0.0369 0.0333 0.0353
12:01-13:00, Tue., 31 Dec. 0.0373 0.0330 0.0350
11:01-12:00, Tue., 31 Dec. 0.0372 0.0334 0.0352
10:01-11:00, Tue., 31 Dec. 0.0377 0.0331 0.0353
09:01-10:00, Tue., 31 Dec. 0.0389 0.0333 0.0357
08:01-09:00, Tue., 31 Dec. 0.0369 0.0336 0.0354
07:01-08:00, Tue., 31 Dec. 0.0376 0.0339 0.0359
06:01-07:00, Tue., 31 Dec. 0.0388 0.0341 0.0360
05:01-06:00, Tue., 31 Dec. 0.0406 0.0336 0.0359
04:01-05:00, Tue., 31 Dec. 0.0391 0.0341 0.0363
03:01-04:00, Tue., 31 Dec. 0.0377 0.0345 0.0360
02:01-03:00, Tue., 31 Dec. 0.0371 0.0336 0.0353
01:01-02:00, Tue., 31 Dec. 0.0378 0.0337 0.0354
00:01-01:00, Tue., 31 Dec. 0.0378 0.0332 0.0353
23:01-24:00, Mon., 30 Dec. 0.0371 0.0329 0.0352
22:01-23:00, Mon., 30 Dec. 0.0375 0.0328 0.0352
21:01-22:00, Mon., 30 Dec. 0.0362 0.0323 0.0345
20:01-21:00, Mon., 30 Dec. 0.0366 0.0328 0.0345
19:01-20:00, Mon., 30 Dec. 0.0361 0.0323 0.0342
18:01-19:00, Mon., 30 Dec. 0.0365 0.0320 0.0341
17:01-18:00, Mon., 30 Dec. 0.0354 0.0321 0.0338
16:01-17:00, Mon., 30 Dec. 0.0363 0.0325 0.0342
15:01-16:00, Mon., 30 Dec. 0.0369 0.0320 0.0344
14:01-15:00, Mon., 30 Dec. 0.0368 0.0321 0.0347
13:01-14:00, Mon., 30 Dec. 0.0372 0.0323 0.0348
12:01-13:00, Mon., 30 Dec. 0.0377 0.0331 0.0347
11:01-12:00, Mon., 30 Dec. 0.0375 0.0323 0.0351
10:01-11:00, Mon., 30 Dec. 0.0371 0.0338 0.0353
09:01-10:00, Mon., 30 Dec. 0.0388 0.0332 0.0356
08:01-09:00, Mon., 30 Dec. 0.0400 0.0341 0.0362
07:01-08:00, Mon., 30 Dec. 0.0373 0.0336 0.0358
06:01-07:00, Mon., 30 Dec. 0.0371 0.0338 0.0353
05:01-06:00, Mon., 30 Dec. 0.0383 0.0337 0.0353
04:01-05:00, Mon., 30 Dec. 0.0377 0.0330 0.0354
03:01-04:00, Mon., 30 Dec. 0.0384 0.0334 0.0353
02:01-03:00, Mon., 30 Dec. 0.0369 0.0338 0.0353
01:01-02:00, Mon., 30 Dec. 0.0378 0.0336 0.0354
00:01-01:00, Mon., 30 Dec. 0.0380 0.0332 0.0353