Measurement results by the hour (Chofu) 21 Oct., 2013 - 27 Oct., 2013

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., 27 Oct. 0.0344 0.0310 0.0325
22:01-23:00, Sun., 27 Oct. 0.0350 0.0298 0.0324
21:01-22:00, Sun., 27 Oct. 0.0349 0.0302 0.0325
20:01-21:00, Sun., 27 Oct. 0.0351 0.0296 0.0325
19:01-20:00, Sun., 27 Oct. 0.0344 0.0303 0.0323
18:01-19:00, Sun., 27 Oct. 0.0347 0.0308 0.0324
17:01-18:00, Sun., 27 Oct. 0.0352 0.0302 0.0323
16:01-17:00, Sun., 27 Oct. 0.0361 0.0300 0.0323
15:01-16:00, Sun., 27 Oct. 0.0346 0.0303 0.0323
14:01-15:00, Sun., 27 Oct. 0.0339 0.0308 0.0324
13:01-14:00, Sun., 27 Oct. 0.0350 0.0308 0.0324
12:01-13:00, Sun., 27 Oct. 0.0340 0.0297 0.0325
11:01-12:00, Sun., 27 Oct. 0.0352 0.0305 0.0329
10:01-11:00, Sun., 27 Oct. 0.0346 0.0310 0.0330
09:01-10:00, Sun., 27 Oct. 0.0350 0.0309 0.0331
08:01-09:00, Sun., 27 Oct. 0.0357 0.0315 0.0338
07:01-08:00, Sun., 27 Oct. 0.0363 0.0314 0.0337
06:01-07:00, Sun., 27 Oct. 0.0358 0.0323 0.0340
05:01-06:00, Sun., 27 Oct. 0.0366 0.0319 0.0345
04:01-05:00, Sun., 27 Oct. 0.0364 0.0321 0.0345
03:01-04:00, Sun., 27 Oct. 0.0362 0.0322 0.0344
02:01-03:00, Sun., 27 Oct. 0.0355 0.0318 0.0342
01:01-02:00, Sun., 27 Oct. 0.0361 0.0308 0.0334
00:01-01:00, Sun., 27 Oct. 0.0347 0.0307 0.0328
23:01-24:00, Sat., 26 Oct. 0.0349 0.0307 0.0328
22:01-23:00, Sat., 26 Oct. 0.0344 0.0310 0.0327
21:01-22:00, Sat., 26 Oct. 0.0349 0.0307 0.0327
20:01-21:00, Sat., 26 Oct. 0.0350 0.0308 0.0327
19:01-20:00, Sat., 26 Oct. 0.0347 0.0301 0.0326
18:01-19:00, Sat., 26 Oct. 0.0346 0.0312 0.0327
17:01-18:00, Sat., 26 Oct. 0.0354 0.0310 0.0326
16:01-17:00, Sat., 26 Oct. 0.0347 0.0309 0.0328
15:01-16:00, Sat., 26 Oct. 0.0348 0.0306 0.0330
14:01-15:00, Sat., 26 Oct. 0.0377 0.0321 0.0345
13:01-14:00, Sat., 26 Oct. 0.0413 0.0341 0.0367
12:01-13:00, Sat., 26 Oct. 0.0393 0.0325 0.0360
11:01-12:00, Sat., 26 Oct. 0.0401 0.0348 0.0369
10:01-11:00, Sat., 26 Oct. 0.0401 0.0354 0.0374
09:01-10:00, Sat., 26 Oct. 0.0427 0.0359 0.0389
08:01-09:00, Sat., 26 Oct. 0.0425 0.0357 0.0386
07:01-08:00, Sat., 26 Oct. 0.0445 0.0374 0.0403
06:01-07:00, Sat., 26 Oct. 0.0420 0.0334 0.0382
05:01-06:00, Sat., 26 Oct. 0.0395 0.0334 0.0360
04:01-05:00, Sat., 26 Oct. 0.0432 0.0360 0.0394
03:01-04:00, Sat., 26 Oct. 0.0444 0.0360 0.0407
02:01-03:00, Sat., 26 Oct. 0.0382 0.0340 0.0361
01:01-02:00, Sat., 26 Oct. 0.0433 0.0356 0.0390
00:01-01:00, Sat., 26 Oct. 0.0425 0.0338 0.0380
23:01-24:00, Fri., 25 Oct. 0.0377 0.0334 0.0357
22:01-23:00, Fri., 25 Oct. 0.0398 0.0336 0.0358
21:01-22:00, Fri., 25 Oct. 0.0367 0.0322 0.0345
20:01-21:00, Fri., 25 Oct. 0.0365 0.0322 0.0341
19:01-20:00, Fri., 25 Oct. 0.0367 0.0317 0.0347
18:01-19:00, Fri., 25 Oct. 0.0371 0.0330 0.0353
17:01-18:00, Fri., 25 Oct. 0.0367 0.0327 0.0349
16:01-17:00, Fri., 25 Oct. 0.0374 0.0330 0.0353
15:01-16:00, Fri., 25 Oct. 0.0369 0.0319 0.0345
14:01-15:00, Fri., 25 Oct. 0.0355 0.0324 0.0339
13:01-14:00, Fri., 25 Oct. 0.0358 0.0312 0.0339
12:01-13:00, Fri., 25 Oct. 0.0362 0.0320 0.0342
11:01-12:00, Fri., 25 Oct. 0.0367 0.0318 0.0343
10:01-11:00, Fri., 25 Oct. 0.0371 0.0328 0.0350
09:01-10:00, Fri., 25 Oct. 0.0399 0.0325 0.0350
08:01-09:00, Fri., 25 Oct. 0.0367 0.0325 0.0343
07:01-08:00, Fri., 25 Oct. 0.0359 0.0324 0.0339
06:01-07:00, Fri., 25 Oct. 0.0348 0.0309 0.0328
05:01-06:00, Fri., 25 Oct. 0.0352 0.0308 0.0326
04:01-05:00, Fri., 25 Oct. 0.0356 0.0307 0.0330
03:01-04:00, Fri., 25 Oct. 0.0351 0.0311 0.0330
02:01-03:00, Fri., 25 Oct. 0.0358 0.0319 0.0342
01:01-02:00, Fri., 25 Oct. 0.0370 0.0315 0.0345
00:01-01:00, Fri., 25 Oct. 0.0356 0.0313 0.0336
23:01-24:00, Thu., 24 Oct. 0.0366 0.0313 0.0338
22:01-23:00, Thu., 24 Oct. 0.0354 0.0311 0.0328
21:01-22:00, Thu., 24 Oct. 0.0349 0.0315 0.0331
20:01-21:00, Thu., 24 Oct. 0.0349 0.0307 0.0327
19:01-20:00, Thu., 24 Oct. 0.0346 0.0311 0.0326
18:01-19:00, Thu., 24 Oct. 0.0342 0.0307 0.0326
17:01-18:00, Thu., 24 Oct. 0.0352 0.0304 0.0329
16:01-17:00, Thu., 24 Oct. 0.0355 0.0313 0.0333
15:01-16:00, Thu., 24 Oct. 0.0367 0.0316 0.0338
14:01-15:00, Thu., 24 Oct. 0.0358 0.0322 0.0340
13:01-14:00, Thu., 24 Oct. 0.0363 0.0321 0.0340
12:01-13:00, Thu., 24 Oct. 0.0356 0.0318 0.0337
11:01-12:00, Thu., 24 Oct. 0.0357 0.0316 0.0334
10:01-11:00, Thu., 24 Oct. 0.0344 0.0306 0.0327
09:01-10:00, Thu., 24 Oct. 0.0345 0.0299 0.0325
08:01-09:00, Thu., 24 Oct. 0.0347 0.0307 0.0329
07:01-08:00, Thu., 24 Oct. 0.0352 0.0309 0.0326
06:01-07:00, Thu., 24 Oct. 0.0346 0.0308 0.0325
05:01-06:00, Thu., 24 Oct. 0.0349 0.0305 0.0328
04:01-05:00, Thu., 24 Oct. 0.0349 0.0307 0.0327
03:01-04:00, Thu., 24 Oct. 0.0360 0.0299 0.0327
02:01-03:00, Thu., 24 Oct. 0.0347 0.0297 0.0324
01:01-02:00, Thu., 24 Oct. 0.0349 0.0305 0.0326
00:01-01:00, Thu., 24 Oct. 0.0342 0.0306 0.0323
23:01-24:00, Wed., 23 Oct. 0.0341 0.0301 0.0324
22:01-23:00, Wed., 23 Oct. 0.0340 0.0302 0.0321
21:01-22:00, Wed., 23 Oct. 0.0339 0.0299 0.0320
20:01-21:00, Wed., 23 Oct. 0.0343 0.0307 0.0324
19:01-20:00, Wed., 23 Oct. 0.0339 0.0303 0.0319
18:01-19:00, Wed., 23 Oct. 0.0343 0.0303 0.0322
17:01-18:00, Wed., 23 Oct. 0.0341 0.0299 0.0321
16:01-17:00, Wed., 23 Oct. 0.0339 0.0299 0.0320
15:01-16:00, Wed., 23 Oct. 0.0338 0.0295 0.0317
14:01-15:00, Wed., 23 Oct. 0.0337 0.0302 0.0318
13:01-14:00, Wed., 23 Oct. 0.0346 0.0307 0.0323
12:01-13:00, Wed., 23 Oct. 0.0344 0.0307 0.0325
11:01-12:00, Wed., 23 Oct. 0.0337 0.0301 0.0319
10:01-11:00, Wed., 23 Oct. 0.0343 0.0310 0.0325
09:01-10:00, Wed., 23 Oct. 0.0340 0.0303 0.0323
08:01-09:00, Wed., 23 Oct. 0.0348 0.0302 0.0323
07:01-08:00, Wed., 23 Oct. 0.0355 0.0300 0.0325
06:01-07:00, Wed., 23 Oct. 0.0340 0.0305 0.0325
05:01-06:00, Wed., 23 Oct. 0.0346 0.0302 0.0323
04:01-05:00, Wed., 23 Oct. 0.0339 0.0304 0.0321
03:01-04:00, Wed., 23 Oct. 0.0341 0.0304 0.0323
02:01-03:00, Wed., 23 Oct. 0.0339 0.0299 0.0322
01:01-02:00, Wed., 23 Oct. 0.0343 0.0300 0.0321
00:01-01:00, Wed., 23 Oct. 0.0339 0.0300 0.0321
23:01-24:00, Tue., 22 Oct. 0.0339 0.0298 0.0318
22:01-23:00, Tue., 22 Oct. 0.0335 0.0299 0.0319
21:01-22:00, Tue., 22 Oct. 0.0339 0.0301 0.0321
20:01-21:00, Tue., 22 Oct. 0.0337 0.0293 0.0320
19:01-20:00, Tue., 22 Oct. 0.0340 0.0303 0.0321
18:01-19:00, Tue., 22 Oct. 0.0335 0.0303 0.0318
17:01-18:00, Tue., 22 Oct. 0.0336 0.0302 0.0319
16:01-17:00, Tue., 22 Oct. 0.0335 0.0295 0.0315
15:01-16:00, Tue., 22 Oct. 0.0332 0.0292 0.0313
14:01-15:00, Tue., 22 Oct. 0.0333 0.0278 0.0317
13:01-14:00, Tue., 22 Oct. 0.0345 0.0304 0.0322
12:01-13:00, Tue., 22 Oct. 0.0343 0.0299 0.0317
11:01-12:00, Tue., 22 Oct. 0.0349 0.0299 0.0319
10:01-11:00, Tue., 22 Oct. 0.0338 0.0294 0.0316
09:01-10:00, Tue., 22 Oct. 0.0347 0.0302 0.0324
08:01-09:00, Tue., 22 Oct. 0.0343 0.0303 0.0323
07:01-08:00, Tue., 22 Oct. 0.0344 0.0302 0.0323
06:01-07:00, Tue., 22 Oct. 0.0347 0.0310 0.0328
05:01-06:00, Tue., 22 Oct. 0.0341 0.0300 0.0322
04:01-05:00, Tue., 22 Oct. 0.0347 0.0309 0.0327
03:01-04:00, Tue., 22 Oct. 0.0352 0.0303 0.0328
02:01-03:00, Tue., 22 Oct. 0.0347 0.0309 0.0328
01:01-02:00, Tue., 22 Oct. 0.0339 0.0304 0.0322
00:01-01:00, Tue., 22 Oct. 0.0346 0.0302 0.0324
23:01-24:00, Mon., 21 Oct. 0.0337 0.0302 0.0321
22:01-23:00, Mon., 21 Oct. 0.0342 0.0296 0.0320
21:01-22:00, Mon., 21 Oct. 0.0337 0.0302 0.0319
20:01-21:00, Mon., 21 Oct. 0.0344 0.0307 0.0323
19:01-20:00, Mon., 21 Oct. 0.0342 0.0306 0.0323
18:01-19:00, Mon., 21 Oct. 0.0356 0.0305 0.0325
17:01-18:00, Mon., 21 Oct. 0.0349 0.0308 0.0323
16:01-17:00, Mon., 21 Oct. 0.0346 0.0301 0.0322
15:01-16:00, Mon., 21 Oct. 0.0344 0.0303 0.0324
14:01-15:00, Mon., 21 Oct. 0.0340 0.0303 0.0322
13:01-14:00, Mon., 21 Oct. 0.0344 0.0300 0.0324
12:01-13:00, Mon., 21 Oct. 0.0352 0.0307 0.0324
11:01-12:00, Mon., 21 Oct. 0.0350 0.0303 0.0323
10:01-11:00, Mon., 21 Oct. 0.0355 0.0304 0.0326
09:01-10:00, Mon., 21 Oct. 0.0357 0.0303 0.0329
08:01-09:00, Mon., 21 Oct. 0.0364 0.0319 0.0339
07:01-08:00, Mon., 21 Oct. 0.0361 0.0322 0.0340
06:01-07:00, Mon., 21 Oct. 0.0368 0.0323 0.0344
05:01-06:00, Mon., 21 Oct. 0.0359 0.0318 0.0340
04:01-05:00, Mon., 21 Oct. 0.0359 0.0316 0.0337
03:01-04:00, Mon., 21 Oct. 0.0350 0.0309 0.0331
02:01-03:00, Mon., 21 Oct. 0.0358 0.0305 0.0323
01:01-02:00, Mon., 21 Oct. 0.0341 0.0300 0.0323
00:01-01:00, Mon., 21 Oct. 0.0349 0.0294 0.0320