Measurement results by the hour (Shinjuku) 26 Jan., 2015 - 1 Feb., 2015

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., 01 Feb. 0.0352 0.0312 0.0331
22:01-23:00, Sun., 01 Feb. 0.0351 0.0312 0.0327
21:01-22:00, Sun., 01 Feb. 0.0368 0.0307 0.0328
20:01-21:00, Sun., 01 Feb. 0.0348 0.0309 0.0326
19:01-20:00, Sun., 01 Feb. 0.0345 0.0308 0.0328
18:01-19:00, Sun., 01 Feb. 0.0345 0.0309 0.0328
17:01-18:00, Sun., 01 Feb. 0.0345 0.0301 0.0324
16:01-17:00, Sun., 01 Feb. 0.0350 0.0308 0.0326
15:01-16:00, Sun., 01 Feb. 0.0343 0.0303 0.0327
14:01-15:00, Sun., 01 Feb. 0.0341 0.0304 0.0325
13:01-14:00, Sun., 01 Feb. 0.0345 0.0310 0.0325
12:01-13:00, Sun., 01 Feb. 0.0346 0.0298 0.0326
11:01-12:00, Sun., 01 Feb. 0.0347 0.0311 0.0331
10:01-11:00, Sun., 01 Feb. 0.0350 0.0301 0.0328
09:01-10:00, Sun., 01 Feb. 0.0352 0.0306 0.0327
08:01-09:00, Sun., 01 Feb. 0.0359 0.0308 0.0330
07:01-08:00, Sun., 01 Feb. 0.0357 0.0307 0.0326
06:01-07:00, Sun., 01 Feb. 0.0343 0.0315 0.0329
05:01-06:00, Sun., 01 Feb. 0.0348 0.0310 0.0329
04:01-05:00, Sun., 01 Feb. 0.0354 0.0303 0.0328
03:01-04:00, Sun., 01 Feb. 0.0346 0.0302 0.0328
02:01-03:00, Sun., 01 Feb. 0.0349 0.0309 0.0329
01:01-02:00, Sun., 01 Feb. 0.0350 0.0302 0.0327
00:01-01:00, Sun., 01 Feb. 0.0353 0.0304 0.0330
23:01-24:00, Sat., 31 Jan. 0.0353 0.0311 0.0330
22:01-23:00, Sat., 31 Jan. 0.0354 0.0310 0.0329
21:01-22:00, Sat., 31 Jan. 0.0350 0.0309 0.0332
20:01-21:00, Sat., 31 Jan. 0.0345 0.0314 0.0330
19:01-20:00, Sat., 31 Jan. 0.0351 0.0307 0.0329
18:01-19:00, Sat., 31 Jan. 0.0352 0.0312 0.0332
17:01-18:00, Sat., 31 Jan. 0.0345 0.0310 0.0328
16:01-17:00, Sat., 31 Jan. 0.0351 0.0304 0.0330
15:01-16:00, Sat., 31 Jan. 0.0346 0.0315 0.0331
14:01-15:00, Sat., 31 Jan. 0.0352 0.0308 0.0332
13:01-14:00, Sat., 31 Jan. 0.0361 0.0309 0.0332
12:01-13:00, Sat., 31 Jan. 0.0352 0.0315 0.0332
11:01-12:00, Sat., 31 Jan. 0.0348 0.0306 0.0328
10:01-11:00, Sat., 31 Jan. 0.0356 0.0308 0.0332
09:01-10:00, Sat., 31 Jan. 0.0353 0.0312 0.0334
08:01-09:00, Sat., 31 Jan. 0.0355 0.0311 0.0334
07:01-08:00, Sat., 31 Jan. 0.0354 0.0308 0.0336
06:01-07:00, Sat., 31 Jan. 0.0365 0.0326 0.0344
05:01-06:00, Sat., 31 Jan. 0.0360 0.0320 0.0338
04:01-05:00, Sat., 31 Jan. 0.0356 0.0312 0.0336
03:01-04:00, Sat., 31 Jan. 0.0359 0.0321 0.0338
02:01-03:00, Sat., 31 Jan. 0.0365 0.0320 0.0339
01:01-02:00, Sat., 31 Jan. 0.0352 0.0313 0.0332
00:01-01:00, Sat., 31 Jan. 0.0350 0.0313 0.0332
23:01-24:00, Fri., 30 Jan. 0.0358 0.0312 0.0334
22:01-23:00, Fri., 30 Jan. 0.0347 0.0308 0.0328
21:01-22:00, Fri., 30 Jan. 0.0349 0.0308 0.0327
20:01-21:00, Fri., 30 Jan. 0.0352 0.0308 0.0329
19:01-20:00, Fri., 30 Jan. 0.0356 0.0310 0.0332
18:01-19:00, Fri., 30 Jan. 0.0362 0.0314 0.0336
17:01-18:00, Fri., 30 Jan. 0.0367 0.0326 0.0346
16:01-17:00, Fri., 30 Jan. 0.0383 0.0333 0.0358
15:01-16:00, Fri., 30 Jan. 0.0371 0.0339 0.0353
14:01-15:00, Fri., 30 Jan. 0.0380 0.0327 0.0353
13:01-14:00, Fri., 30 Jan. 0.0380 0.0337 0.0359
12:01-13:00, Fri., 30 Jan. 0.0403 0.0352 0.0377
11:01-12:00, Fri., 30 Jan. 0.0413 0.0354 0.0383
10:01-11:00, Fri., 30 Jan. 0.0415 0.0352 0.0380
09:01-10:00, Fri., 30 Jan. 0.0403 0.0350 0.0368
08:01-09:00, Fri., 30 Jan. 0.0379 0.0341 0.0360
07:01-08:00, Fri., 30 Jan. 0.0369 0.0337 0.0356
06:01-07:00, Fri., 30 Jan. 0.0377 0.0331 0.0354
05:01-06:00, Fri., 30 Jan. 0.0380 0.0334 0.0353
04:01-05:00, Fri., 30 Jan. 0.0375 0.0334 0.0350
03:01-04:00, Fri., 30 Jan. 0.0367 0.0319 0.0342
02:01-03:00, Fri., 30 Jan. 0.0346 0.0307 0.0329
01:01-02:00, Fri., 30 Jan. 0.0344 0.0314 0.0329
00:01-01:00, Fri., 30 Jan. 0.0355 0.0307 0.0328
23:01-24:00, Thu., 29 Jan. 0.0347 0.0306 0.0326
22:01-23:00, Thu., 29 Jan. 0.0344 0.0303 0.0324
21:01-22:00, Thu., 29 Jan. 0.0349 0.0307 0.0328
20:01-21:00, Thu., 29 Jan. 0.0350 0.0303 0.0329
19:01-20:00, Thu., 29 Jan. 0.0350 0.0311 0.0327
18:01-19:00, Thu., 29 Jan. 0.0345 0.0310 0.0325
17:01-18:00, Thu., 29 Jan. 0.0353 0.0305 0.0327
16:01-17:00, Thu., 29 Jan. 0.0341 0.0302 0.0325
15:01-16:00, Thu., 29 Jan. 0.0355 0.0299 0.0322
14:01-15:00, Thu., 29 Jan. 0.0351 0.0304 0.0327
13:01-14:00, Thu., 29 Jan. 0.0346 0.0307 0.0328
12:01-13:00, Thu., 29 Jan. 0.0345 0.0308 0.0328
11:01-12:00, Thu., 29 Jan. 0.0345 0.0309 0.0328
10:01-11:00, Thu., 29 Jan. 0.0356 0.0310 0.0329
09:01-10:00, Thu., 29 Jan. 0.0350 0.0309 0.0330
08:01-09:00, Thu., 29 Jan. 0.0351 0.0311 0.0331
07:01-08:00, Thu., 29 Jan. 0.0350 0.0314 0.0328
06:01-07:00, Thu., 29 Jan. 0.0352 0.0304 0.0328
05:01-06:00, Thu., 29 Jan. 0.0348 0.0312 0.0328
04:01-05:00, Thu., 29 Jan. 0.0342 0.0297 0.0324
03:01-04:00, Thu., 29 Jan. 0.0345 0.0309 0.0327
02:01-03:00, Thu., 29 Jan. 0.0351 0.0308 0.0327
01:01-02:00, Thu., 29 Jan. 0.0345 0.0303 0.0327
00:01-01:00, Thu., 29 Jan. 0.0346 0.0303 0.0326
23:01-24:00, Wed., 28 Jan. 0.0349 0.0309 0.0327
22:01-23:00, Wed., 28 Jan. 0.0347 0.0303 0.0325
21:01-22:00, Wed., 28 Jan. 0.0352 0.0307 0.0326
20:01-21:00, Wed., 28 Jan. 0.0341 0.0312 0.0326
19:01-20:00, Wed., 28 Jan. 0.0341 0.0305 0.0325
18:01-19:00, Wed., 28 Jan. 0.0354 0.0305 0.0326
17:01-18:00, Wed., 28 Jan. 0.0356 0.0301 0.0325
16:01-17:00, Wed., 28 Jan. 0.0347 0.0308 0.0328
15:01-16:00, Wed., 28 Jan. 0.0338 0.0306 0.0324
14:01-15:00, Wed., 28 Jan. 0.0344 0.0310 0.0327
13:01-14:00, Wed., 28 Jan. 0.0340 0.0311 0.0326
12:01-13:00, Wed., 28 Jan. 0.0346 0.0306 0.0325
11:01-12:00, Wed., 28 Jan. 0.0349 0.0311 0.0327
10:01-11:00, Wed., 28 Jan. 0.0347 0.0310 0.0326
09:01-10:00, Wed., 28 Jan. 0.0348 0.0305 0.0326
08:01-09:00, Wed., 28 Jan. 0.0359 0.0311 0.0332
07:01-08:00, Wed., 28 Jan. 0.0377 0.0331 0.0351
06:01-07:00, Wed., 28 Jan. 0.0453 0.0340 0.0395
05:01-06:00, Wed., 28 Jan. 0.0554 0.0428 0.0501
04:01-05:00, Wed., 28 Jan. 0.0548 0.0334 0.0412
03:01-04:00, Wed., 28 Jan. 0.0358 0.0322 0.0342
02:01-03:00, Wed., 28 Jan. 0.0362 0.0321 0.0342
01:01-02:00, Wed., 28 Jan. 0.0367 0.0327 0.0349
00:01-01:00, Wed., 28 Jan. 0.0387 0.0339 0.0360
23:01-24:00, Tue., 27 Jan. 0.0402 0.0334 0.0367
22:01-23:00, Tue., 27 Jan. 0.0423 0.0355 0.0382
21:01-22:00, Tue., 27 Jan. 0.0403 0.0321 0.0353
20:01-21:00, Tue., 27 Jan. 0.0368 0.0311 0.0340
19:01-20:00, Tue., 27 Jan. 0.0357 0.0320 0.0339
18:01-19:00, Tue., 27 Jan. 0.0357 0.0318 0.0335
17:01-18:00, Tue., 27 Jan. 0.0360 0.0318 0.0337
16:01-17:00, Tue., 27 Jan. 0.0361 0.0319 0.0334
15:01-16:00, Tue., 27 Jan. 0.0353 0.0309 0.0334
14:01-15:00, Tue., 27 Jan. 0.0351 0.0316 0.0335
13:01-14:00, Tue., 27 Jan. 0.0376 0.0315 0.0338
12:01-13:00, Tue., 27 Jan. 0.0350 0.0318 0.0338
11:01-12:00, Tue., 27 Jan. 0.0361 0.0318 0.0340
10:01-11:00, Tue., 27 Jan. 0.0362 0.0314 0.0337
09:01-10:00, Tue., 27 Jan. 0.0363 0.0317 0.0343
08:01-09:00, Tue., 27 Jan. 0.0403 0.0336 0.0363
07:01-08:00, Tue., 27 Jan. 0.0439 0.0367 0.0404
06:01-07:00, Tue., 27 Jan. 0.0417 0.0357 0.0389
05:01-06:00, Tue., 27 Jan. 0.0402 0.0345 0.0365
04:01-05:00, Tue., 27 Jan. 0.0380 0.0340 0.0358
03:01-04:00, Tue., 27 Jan. 0.0381 0.0337 0.0356
02:01-03:00, Tue., 27 Jan. 0.0389 0.0345 0.0362
01:01-02:00, Tue., 27 Jan. 0.0375 0.0330 0.0357
00:01-01:00, Tue., 27 Jan. 0.0370 0.0328 0.0348
23:01-24:00, Mon., 26 Jan. 0.0369 0.0320 0.0346
22:01-23:00, Mon., 26 Jan. 0.0356 0.0324 0.0338
21:01-22:00, Mon., 26 Jan. 0.0353 0.0315 0.0337
20:01-21:00, Mon., 26 Jan. 0.0360 0.0319 0.0335
19:01-20:00, Mon., 26 Jan. 0.0351 0.0311 0.0331
18:01-19:00, Mon., 26 Jan. 0.0350 0.0311 0.0330
17:01-18:00, Mon., 26 Jan. 0.0352 0.0315 0.0332
16:01-17:00, Mon., 26 Jan. 0.0348 0.0311 0.0332
15:01-16:00, Mon., 26 Jan. 0.0357 0.0313 0.0332
14:01-15:00, Mon., 26 Jan. 0.0361 0.0318 0.0335
13:01-14:00, Mon., 26 Jan. 0.0361 0.0306 0.0335
12:01-13:00, Mon., 26 Jan. 0.0353 0.0313 0.0334
11:01-12:00, Mon., 26 Jan. 0.0368 0.0321 0.0338
10:01-11:00, Mon., 26 Jan. 0.0361 0.0313 0.0337
09:01-10:00, Mon., 26 Jan. 0.0353 0.0320 0.0335
08:01-09:00, Mon., 26 Jan. 0.0353 0.0321 0.0338
07:01-08:00, Mon., 26 Jan. 0.0361 0.0317 0.0336
06:01-07:00, Mon., 26 Jan. 0.0359 0.0315 0.0335
05:01-06:00, Mon., 26 Jan. 0.0357 0.0313 0.0336
04:01-05:00, Mon., 26 Jan. 0.0362 0.0315 0.0335
03:01-04:00, Mon., 26 Jan. 0.0370 0.0310 0.0336
02:01-03:00, Mon., 26 Jan. 0.0356 0.0309 0.0336
01:01-02:00, Mon., 26 Jan. 0.0358 0.0305 0.0337
00:01-01:00, Mon., 26 Jan. 0.0355 0.0304 0.0333