Measurement results by the hour (Shinjuku) 7 Mar., 2011 - 13 Mar., 2011

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
23:00-23:59, Sun., 13 Mar. 0.0360 0.0316 0.0338
22:00-22:59, Sun., 13 Mar. 0.0362 0.0318 0.0335
21:00-21:59, Sun., 13 Mar. 0.0360 0.0317 0.0338
20:00-20:59, Sun., 13 Mar. 0.0367 0.0315 0.0340
19:00-19:59, Sun., 13 Mar. 0.0358 0.0314 0.0337
18:00-18:59, Sun., 13 Mar. 0.0367 0.0316 0.0338
17:00-17:59, Sun., 13 Mar. 0.0364 0.0322 0.0340
16:00-16:59, Sun., 13 Mar. 0.0363 0.0316 0.0340
15:00-15:59, Sun., 13 Mar. 0.0363 0.0320 0.0343
14:00-14:59, Sun., 13 Mar. 0.0378 0.0315 0.0340
13:00-13:59, Sun., 13 Mar. 0.0364 0.0325 0.0341
12:00-12:59, Sun., 13 Mar. 0.0371 0.0329 0.0347
11:00-11:59, Sun., 13 Mar. 0.0369 0.0327 0.0346
10:00-10:59, Sun., 13 Mar. 0.0371 0.0331 0.0350
09:00-09:59, Sun., 13 Mar. 0.0383 0.0334 0.0350
08:00-08:59, Sun., 13 Mar. 0.0381 0.0322 0.0355
07:00-07:59, Sun., 13 Mar. 0.0370 0.0329 0.0348
06:00-06:59, Sun., 13 Mar. 0.0370 0.0329 0.0349
05:00-05:59, Sun., 13 Mar. 0.0370 0.0327 0.0345
04:00-04:59, Sun., 13 Mar. 0.0367 0.0325 0.0344
03:00-03:59, Sun., 13 Mar. 0.0369 0.0323 0.0343
02:00-02:59, Sun., 13 Mar. 0.0362 0.0322 0.0342
01:00-01:59, Sun., 13 Mar. 0.0370 0.0329 0.0344
00:00-00:59, Sun., 13 Mar. 0.0356 0.0315 0.0337
23:00-23:59, Sat., 12 Mar. 0.0360 0.0320 0.0340
22:00-22:59, Sat., 12 Mar. 0.0359 0.0320 0.0340
21:00-21:59, Sat., 12 Mar. 0.0360 0.0315 0.0339
20:00-20:59, Sat., 12 Mar. 0.0361 0.0305 0.0339
19:00-19:59, Sat., 12 Mar. 0.0356 0.0318 0.0338
18:00-18:59, Sat., 12 Mar. 0.0361 0.0318 0.0338
17:00-17:59, Sat., 12 Mar. 0.0357 0.0325 0.0339
16:00-16:59, Sat., 12 Mar. 0.0363 0.0322 0.0341
15:00-15:59, Sat., 12 Mar. 0.0368 0.0322 0.0343
14:00-14:59, Sat., 12 Mar. 0.0384 0.0314 0.0343
13:00-13:59, Sat., 12 Mar. 0.0367 0.0325 0.0344
12:00-12:59, Sat., 12 Mar. 0.0360 0.0320 0.0342
11:00-11:59, Sat., 12 Mar. 0.0363 0.0318 0.0344
10:00-10:59, Sat., 12 Mar. 0.0360 0.0315 0.0341
09:00-09:59, Sat., 12 Mar. 0.0358 0.0328 0.0341
08:00-08:59, Sat., 12 Mar. 0.0368 0.0329 0.0348
07:00-07:59, Sat., 12 Mar. 0.0376 0.0326 0.0344
06:00-06:59, Sat., 12 Mar. 0.0370 0.0319 0.0346
05:00-05:59, Sat., 12 Mar. 0.0362 0.0306 0.0342
04:00-04:59, Sat., 12 Mar. 0.0364 0.0319 0.0343
03:00-03:59, Sat., 12 Mar. 0.0370 0.0318 0.0342
02:00-02:59, Sat., 12 Mar. 0.0377 0.0315 0.0342
01:00-01:59, Sat., 12 Mar. 0.0367 0.0318 0.0341
00:00-00:59, Sat., 12 Mar. 0.0363 0.0315 0.0339
23:00-23:59, Fri., 11 Mar. 0.0360 0.0311 0.0338
22:00-22:59, Fri., 11 Mar. 0.0367 0.0313 0.0340
21:00-21:59, Fri., 11 Mar. 0.0360 0.0322 0.0340
20:00-20:59, Fri., 11 Mar. 0.0362 0.0313 0.0338
19:00-19:59, Fri., 11 Mar. 0.0357 0.0320 0.0337
18:00-18:59, Fri., 11 Mar. 0.0374 0.0318 0.0339
17:00-17:59, Fri., 11 Mar. 0.0364 0.0320 0.0342
16:00-16:59, Fri., 11 Mar. 0.0371 0.0319 0.0343
15:00-15:59, Fri., 11 Mar. 0.0363 0.0316 0.0342
14:00-14:59, Fri., 11 Mar. 0.0367 0.0318 0.0340
13:00-13:59, Fri., 11 Mar. 0.0361 0.0315 0.0338
12:00-12:59, Fri., 11 Mar. 0.0356 0.0313 0.0339
11:00-11:59, Fri., 11 Mar. 0.0370 0.0315 0.0340
10:00-10:59, Fri., 11 Mar. 0.0366 0.0308 0.0341
09:00-09:59, Fri., 11 Mar. 0.0366 0.0308 0.0343
08:00-08:59, Fri., 11 Mar. 0.0363 0.0319 0.0343
07:00-07:59, Fri., 11 Mar. 0.0376 0.0329 0.0346
06:00-06:59, Fri., 11 Mar. 0.0368 0.0322 0.0342
05:00-05:59, Fri., 11 Mar. 0.0370 0.0325 0.0346
04:00-04:59, Fri., 11 Mar. 0.0364 0.0320 0.0344
03:00-03:59, Fri., 11 Mar. 0.0371 0.0322 0.0346
02:00-02:59, Fri., 11 Mar. 0.0365 0.0320 0.0344
01:00-01:59, Fri., 11 Mar. 0.0366 0.0319 0.0343
00:00-00:59, Fri., 11 Mar. 0.0368 0.0311 0.0340
23:00-23:59, Thu., 10 Mar. 0.0370 0.0313 0.0341
22:00-22:59, Thu., 10 Mar. 0.0358 0.0312 0.0333
21:00-21:59, Thu., 10 Mar. 0.0357 0.0315 0.0335
20:00-20:59, Thu., 10 Mar. 0.0364 0.0319 0.0337
19:00-19:59, Thu., 10 Mar. 0.0362 0.0308 0.0336
18:00-18:59, Thu., 10 Mar. 0.0365 0.0310 0.0334
17:00-17:59, Thu., 10 Mar. 0.0351 0.0311 0.0334
16:00-16:59, Thu., 10 Mar. 0.0362 0.0313 0.0335
15:00-15:59, Thu., 10 Mar. 0.0367 0.0313 0.0340
14:00-14:59, Thu., 10 Mar. 0.0362 0.0308 0.0337
13:00-13:59, Thu., 10 Mar. 0.0367 0.0314 0.0340
12:00-12:59, Thu., 10 Mar. 0.0356 0.0320 0.0340
11:00-11:59, Thu., 10 Mar. 0.0356 0.0307 0.0339
10:00-10:59, Thu., 10 Mar. 0.0365 0.0316 0.0337
09:00-09:59, Thu., 10 Mar. 0.0360 0.0319 0.0338
08:00-08:59, Thu., 10 Mar. 0.0360 0.0321 0.0342
07:00-07:59, Thu., 10 Mar. 0.0363 0.0308 0.0342
06:00-06:59, Thu., 10 Mar. 0.0372 0.0317 0.0340
05:00-05:59, Thu., 10 Mar. 0.0363 0.0317 0.0340
04:00-04:59, Thu., 10 Mar. 0.0363 0.0315 0.0343
03:00-03:59, Thu., 10 Mar. 0.0363 0.0321 0.0340
02:00-02:59, Thu., 10 Mar. 0.0361 0.0322 0.0341
01:00-01:59, Thu., 10 Mar. 0.0364 0.0319 0.0341
00:00-00:59, Thu., 10 Mar. 0.0367 0.0318 0.0340
23:00-23:59, Wed., 09 Mar. 0.0367 0.0327 0.0343
22:00-22:59, Wed., 09 Mar. 0.0359 0.0320 0.0339
21:00-21:59, Wed., 09 Mar. 0.0353 0.0311 0.0336
20:00-20:59, Wed., 09 Mar. 0.0357 0.0316 0.0337
19:00-19:59, Wed., 09 Mar. 0.0353 0.0314 0.0336
18:00-18:59, Wed., 09 Mar. 0.0355 0.0315 0.0334
17:00-17:59, Wed., 09 Mar. 0.0370 0.0318 0.0340
16:00-16:59, Wed., 09 Mar. 0.0364 0.0321 0.0341
15:00-15:59, Wed., 09 Mar. 0.0369 0.0322 0.0344
14:00-14:59, Wed., 09 Mar. 0.0367 0.0320 0.0345
13:00-13:59, Wed., 09 Mar. 0.0365 0.0324 0.0343
12:00-12:59, Wed., 09 Mar. 0.0364 0.0314 0.0345
11:00-11:59, Wed., 09 Mar. 0.0361 0.0316 0.0342
10:00-10:59, Wed., 09 Mar. 0.0377 0.0318 0.0344
09:00-09:59, Wed., 09 Mar. 0.0366 0.0327 0.0343
08:00-08:59, Wed., 09 Mar. 0.0370 0.0324 0.0346
07:00-07:59, Wed., 09 Mar. 0.0366 0.0322 0.0346
06:00-06:59, Wed., 09 Mar. 0.0370 0.0324 0.0351
05:00-05:59, Wed., 09 Mar. 0.0379 0.0331 0.0350
04:00-04:59, Wed., 09 Mar. 0.0370 0.0322 0.0346
03:00-03:59, Wed., 09 Mar. 0.0370 0.0330 0.0346
02:00-02:59, Wed., 09 Mar. 0.0367 0.0318 0.0344
01:00-01:59, Wed., 09 Mar. 0.0368 0.0322 0.0343
00:00-00:59, Wed., 09 Mar. 0.0360 0.0312 0.0340
23:00-23:59, Tue., 08 Mar. 0.0364 0.0315 0.0340
22:00-22:59, Tue., 08 Mar. 0.0361 0.0320 0.0339
21:00-21:59, Tue., 08 Mar. 0.0360 0.0315 0.0339
20:00-20:59, Tue., 08 Mar. 0.0357 0.0313 0.0337
19:00-19:59, Tue., 08 Mar. 0.0366 0.0319 0.0340
18:00-18:59, Tue., 08 Mar. 0.0365 0.0317 0.0337
17:00-17:59, Tue., 08 Mar. 0.0363 0.0318 0.0339
16:00-16:59, Tue., 08 Mar. 0.0361 0.0321 0.0339
15:00-15:59, Tue., 08 Mar. 0.0363 0.0322 0.0342
14:00-14:59, Tue., 08 Mar. 0.0363 0.0315 0.0342
13:00-13:59, Tue., 08 Mar. 0.0361 0.0321 0.0343
12:00-12:59, Tue., 08 Mar. 0.0367 0.0326 0.0344
11:00-11:59, Tue., 08 Mar. 0.0372 0.0312 0.0342
10:00-10:59, Tue., 08 Mar. 0.0367 0.0325 0.0343
09:00-09:59, Tue., 08 Mar. 0.0360 0.0316 0.0340
08:00-08:59, Tue., 08 Mar. 0.0359 0.0322 0.0342
07:00-07:59, Tue., 08 Mar. 0.0370 0.0318 0.0343
06:00-06:59, Tue., 08 Mar. 0.0370 0.0320 0.0344
05:00-05:59, Tue., 08 Mar. 0.0361 0.0314 0.0340
04:00-04:59, Tue., 08 Mar. 0.0374 0.0321 0.0339
03:00-03:59, Tue., 08 Mar. 0.0363 0.0323 0.0343
02:00-02:59, Tue., 08 Mar. 0.0374 0.0326 0.0350
01:00-01:59, Tue., 08 Mar. 0.0388 0.0323 0.0360
00:00-00:59, Tue., 08 Mar. 0.0382 0.0332 0.0355
23:00-23:59, Mon., 07 Mar. 0.0379 0.0328 0.0351
22:00-22:59, Mon., 07 Mar. 0.0366 0.0324 0.0347
21:00-21:59, Mon., 07 Mar. 0.0363 0.0315 0.0341
20:00-20:59, Mon., 07 Mar. 0.0367 0.0325 0.0345
19:00-19:59, Mon., 07 Mar. 0.0365 0.0319 0.0344
18:00-18:59, Mon., 07 Mar. 0.0381 0.0318 0.0344
17:00-17:59, Mon., 07 Mar. 0.0368 0.0318 0.0338
16:00-16:59, Mon., 07 Mar. 0.0363 0.0310 0.0342
15:00-15:59, Mon., 07 Mar. 0.0377 0.0327 0.0350
14:00-14:59, Mon., 07 Mar. 0.0391 0.0343 0.0365
13:00-13:59, Mon., 07 Mar. 0.0426 0.0356 0.0392
12:00-12:59, Mon., 07 Mar. 0.0426 0.0385 0.0404
11:00-11:59, Mon., 07 Mar. 0.0422 0.0368 0.0402
10:00-10:59, Mon., 07 Mar. 0.0430 0.0391 0.0411
09:00-09:59, Mon., 07 Mar. 0.0440 0.0379 0.0407
08:00-08:59, Mon., 07 Mar. 0.0428 0.0386 0.0405
07:00-07:59, Mon., 07 Mar. 0.0429 0.0376 0.0397
06:00-06:59, Mon., 07 Mar. 0.0412 0.0365 0.0387
05:00-05:59, Mon., 07 Mar. 0.0392 0.0342 0.0372
04:00-04:59, Mon., 07 Mar. 0.0393 0.0339 0.0365
03:00-03:59, Mon., 07 Mar. 0.0384 0.0320 0.0348
02:00-02:59, Mon., 07 Mar. 0.0360 0.0308 0.0337
01:00-01:59, Mon., 07 Mar. 0.0360 0.0320 0.0340
00:00-00:59, Mon., 07 Mar. 0.0363 0.0321 0.0339