Measurement results by the hour (Chofu) 27 Jan., 2014 - 2 Feb., 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., 02 Feb. 0.0375 0.0334 0.0351
22:01-23:00, Sun., 02 Feb. 0.0367 0.0325 0.0342
21:01-22:00, Sun., 02 Feb. 0.0371 0.0318 0.0336
20:01-21:00, Sun., 02 Feb. 0.0351 0.0314 0.0334
19:01-20:00, Sun., 02 Feb. 0.0354 0.0315 0.0332
18:01-19:00, Sun., 02 Feb. 0.0360 0.0300 0.0332
17:01-18:00, Sun., 02 Feb. 0.0360 0.0308 0.0331
16:01-17:00, Sun., 02 Feb. 0.0349 0.0309 0.0331
15:01-16:00, Sun., 02 Feb. 0.0353 0.0316 0.0335
14:01-15:00, Sun., 02 Feb. 0.0362 0.0315 0.0339
13:01-14:00, Sun., 02 Feb. 0.0362 0.0327 0.0345
12:01-13:00, Sun., 02 Feb. 0.0367 0.0318 0.0349
11:01-12:00, Sun., 02 Feb. 0.0401 0.0332 0.0355
10:01-11:00, Sun., 02 Feb. 0.0379 0.0328 0.0348
09:01-10:00, Sun., 02 Feb. 0.0381 0.0339 0.0359
08:01-09:00, Sun., 02 Feb. 0.0388 0.0346 0.0360
07:01-08:00, Sun., 02 Feb. 0.0380 0.0329 0.0351
06:01-07:00, Sun., 02 Feb. 0.0370 0.0326 0.0349
05:01-06:00, Sun., 02 Feb. 0.0371 0.0327 0.0351
04:01-05:00, Sun., 02 Feb. 0.0372 0.0330 0.0353
03:01-04:00, Sun., 02 Feb. 0.0374 0.0332 0.0353
02:01-03:00, Sun., 02 Feb. 0.0377 0.0334 0.0353
01:01-02:00, Sun., 02 Feb. 0.0367 0.0328 0.0347
00:01-01:00, Sun., 02 Feb. 0.0368 0.0329 0.0344
23:01-24:00, Sat., 01 Feb. 0.0361 0.0315 0.0339
22:01-23:00, Sat., 01 Feb. 0.0359 0.0313 0.0335
21:01-22:00, Sat., 01 Feb. 0.0352 0.0315 0.0334
20:01-21:00, Sat., 01 Feb. 0.0356 0.0315 0.0331
19:01-20:00, Sat., 01 Feb. 0.0356 0.0314 0.0332
18:01-19:00, Sat., 01 Feb. 0.0361 0.0311 0.0330
17:01-18:00, Sat., 01 Feb. 0.0347 0.0301 0.0329
16:01-17:00, Sat., 01 Feb. 0.0352 0.0303 0.0331
15:01-16:00, Sat., 01 Feb. 0.0352 0.0307 0.0332
14:01-15:00, Sat., 01 Feb. 0.0361 0.0314 0.0333
13:01-14:00, Sat., 01 Feb. 0.0352 0.0312 0.0332
12:01-13:00, Sat., 01 Feb. 0.0352 0.0316 0.0335
11:01-12:00, Sat., 01 Feb. 0.0360 0.0316 0.0336
10:01-11:00, Sat., 01 Feb. 0.0359 0.0316 0.0339
09:01-10:00, Sat., 01 Feb. 0.0358 0.0317 0.0341
08:01-09:00, Sat., 01 Feb. 0.0354 0.0320 0.0339
07:01-08:00, Sat., 01 Feb. 0.0360 0.0319 0.0339
06:01-07:00, Sat., 01 Feb. 0.0365 0.0322 0.0340
05:01-06:00, Sat., 01 Feb. 0.0370 0.0312 0.0337
04:01-05:00, Sat., 01 Feb. 0.0356 0.0317 0.0337
03:01-04:00, Sat., 01 Feb. 0.0360 0.0317 0.0335
02:01-03:00, Sat., 01 Feb. 0.0351 0.0315 0.0330
01:01-02:00, Sat., 01 Feb. 0.0350 0.0302 0.0331
00:01-01:00, Sat., 01 Feb. 0.0349 0.0311 0.0330
23:01-24:00, Fri., 31 Jan. 0.0347 0.0308 0.0328
22:01-23:00, Fri., 31 Jan. 0.0350 0.0308 0.0332
21:01-22:00, Fri., 31 Jan. 0.0345 0.0311 0.0330
20:01-21:00, Fri., 31 Jan. 0.0349 0.0316 0.0331
19:01-20:00, Fri., 31 Jan. 0.0350 0.0309 0.0328
18:01-19:00, Fri., 31 Jan. 0.0351 0.0311 0.0326
17:01-18:00, Fri., 31 Jan. 0.0346 0.0310 0.0328
16:01-17:00, Fri., 31 Jan. 0.0356 0.0306 0.0329
15:01-16:00, Fri., 31 Jan. 0.0353 0.0307 0.0326
14:01-15:00, Fri., 31 Jan. 0.0350 0.0307 0.0330
13:01-14:00, Fri., 31 Jan. 0.0346 0.0308 0.0326
12:01-13:00, Fri., 31 Jan. 0.0354 0.0301 0.0328
11:01-12:00, Fri., 31 Jan. 0.0358 0.0309 0.0330
10:01-11:00, Fri., 31 Jan. 0.0356 0.0311 0.0329
09:01-10:00, Fri., 31 Jan. 0.0359 0.0315 0.0332
08:01-09:00, Fri., 31 Jan. 0.0355 0.0313 0.0334
07:01-08:00, Fri., 31 Jan. 0.0353 0.0308 0.0334
06:01-07:00, Fri., 31 Jan. 0.0360 0.0312 0.0338
05:01-06:00, Fri., 31 Jan. 0.0364 0.0326 0.0341
04:01-05:00, Fri., 31 Jan. 0.0362 0.0330 0.0344
03:01-04:00, Fri., 31 Jan. 0.0369 0.0329 0.0345
02:01-03:00, Fri., 31 Jan. 0.0362 0.0319 0.0348
01:01-02:00, Fri., 31 Jan. 0.0373 0.0323 0.0346
00:01-01:00, Fri., 31 Jan. 0.0367 0.0326 0.0343
23:01-24:00, Thu., 30 Jan. 0.0373 0.0318 0.0345
22:01-23:00, Thu., 30 Jan. 0.0367 0.0318 0.0341
21:01-22:00, Thu., 30 Jan. 0.0356 0.0316 0.0338
20:01-21:00, Thu., 30 Jan. 0.0363 0.0321 0.0338
19:01-20:00, Thu., 30 Jan. 0.0354 0.0313 0.0335
18:01-19:00, Thu., 30 Jan. 0.0360 0.0313 0.0340
17:01-18:00, Thu., 30 Jan. 0.0369 0.0320 0.0343
16:01-17:00, Thu., 30 Jan. 0.0427 0.0349 0.0379
15:01-16:00, Thu., 30 Jan. 0.0444 0.0365 0.0394
14:01-15:00, Thu., 30 Jan. 0.0411 0.0338 0.0367
13:01-14:00, Thu., 30 Jan. 0.0352 0.0312 0.0335
12:01-13:00, Thu., 30 Jan. 0.0345 0.0306 0.0328
11:01-12:00, Thu., 30 Jan. 0.0349 0.0311 0.0329
10:01-11:00, Thu., 30 Jan. 0.0355 0.0312 0.0332
09:01-10:00, Thu., 30 Jan. 0.0368 0.0329 0.0351
08:01-09:00, Thu., 30 Jan. 0.0383 0.0333 0.0358
07:01-08:00, Thu., 30 Jan. 0.0380 0.0334 0.0357
06:01-07:00, Thu., 30 Jan. 0.0377 0.0332 0.0356
05:01-06:00, Thu., 30 Jan. 0.0379 0.0335 0.0355
04:01-05:00, Thu., 30 Jan. 0.0373 0.0327 0.0353
03:01-04:00, Thu., 30 Jan. 0.0379 0.0324 0.0352
02:01-03:00, Thu., 30 Jan. 0.0366 0.0323 0.0344
01:01-02:00, Thu., 30 Jan. 0.0366 0.0326 0.0344
00:01-01:00, Thu., 30 Jan. 0.0359 0.0322 0.0342
23:01-24:00, Wed., 29 Jan. 0.0365 0.0326 0.0348
22:01-23:00, Wed., 29 Jan. 0.0363 0.0327 0.0345
21:01-22:00, Wed., 29 Jan. 0.0356 0.0322 0.0337
20:01-21:00, Wed., 29 Jan. 0.0353 0.0308 0.0333
19:01-20:00, Wed., 29 Jan. 0.0356 0.0312 0.0330
18:01-19:00, Wed., 29 Jan. 0.0362 0.0320 0.0334
17:01-18:00, Wed., 29 Jan. 0.0351 0.0312 0.0329
16:01-17:00, Wed., 29 Jan. 0.0357 0.0313 0.0333
15:01-16:00, Wed., 29 Jan. 0.0350 0.0302 0.0331
14:01-15:00, Wed., 29 Jan. 0.0360 0.0311 0.0329
13:01-14:00, Wed., 29 Jan. 0.0352 0.0309 0.0332
12:01-13:00, Wed., 29 Jan. 0.0353 0.0320 0.0335
11:01-12:00, Wed., 29 Jan. 0.0352 0.0313 0.0335
10:01-11:00, Wed., 29 Jan. 0.0356 0.0312 0.0337
09:01-10:00, Wed., 29 Jan. 0.0353 0.0320 0.0335
08:01-09:00, Wed., 29 Jan. 0.0355 0.0311 0.0334
07:01-08:00, Wed., 29 Jan. 0.0356 0.0315 0.0334
06:01-07:00, Wed., 29 Jan. 0.0354 0.0314 0.0337
05:01-06:00, Wed., 29 Jan. 0.0359 0.0312 0.0338
04:01-05:00, Wed., 29 Jan. 0.0363 0.0322 0.0339
03:01-04:00, Wed., 29 Jan. 0.0365 0.0318 0.0344
02:01-03:00, Wed., 29 Jan. 0.0366 0.0320 0.0343
01:01-02:00, Wed., 29 Jan. 0.0366 0.0323 0.0344
00:01-01:00, Wed., 29 Jan. 0.0366 0.0323 0.0341
23:01-24:00, Tue., 28 Jan. 0.0361 0.0323 0.0340
22:01-23:00, Tue., 28 Jan. 0.0361 0.0313 0.0340
21:01-22:00, Tue., 28 Jan. 0.0355 0.0313 0.0335
20:01-21:00, Tue., 28 Jan. 0.0349 0.0311 0.0332
19:01-20:00, Tue., 28 Jan. 0.0350 0.0315 0.0331
18:01-19:00, Tue., 28 Jan. 0.0360 0.0313 0.0332
17:01-18:00, Tue., 28 Jan. 0.0354 0.0298 0.0331
16:01-17:00, Tue., 28 Jan. 0.0352 0.0317 0.0332
15:01-16:00, Tue., 28 Jan. 0.0353 0.0311 0.0334
14:01-15:00, Tue., 28 Jan. 0.0354 0.0309 0.0335
13:01-14:00, Tue., 28 Jan. 0.0353 0.0318 0.0336
12:01-13:00, Tue., 28 Jan. 0.0358 0.0315 0.0335
11:01-12:00, Tue., 28 Jan. 0.0361 0.0313 0.0336
10:01-11:00, Tue., 28 Jan. 0.0364 0.0315 0.0341
09:01-10:00, Tue., 28 Jan. 0.0389 0.0340 0.0361
08:01-09:00, Tue., 28 Jan. 0.0405 0.0344 0.0364
07:01-08:00, Tue., 28 Jan. 0.0376 0.0345 0.0362
06:01-07:00, Tue., 28 Jan. 0.0376 0.0335 0.0355
05:01-06:00, Tue., 28 Jan. 0.0368 0.0330 0.0350
04:01-05:00, Tue., 28 Jan. 0.0362 0.0324 0.0343
03:01-04:00, Tue., 28 Jan. 0.0361 0.0323 0.0342
02:01-03:00, Tue., 28 Jan. 0.0361 0.0320 0.0341
01:01-02:00, Tue., 28 Jan. 0.0368 0.0323 0.0341
00:01-01:00, Tue., 28 Jan. 0.0365 0.0321 0.0343
23:01-24:00, Mon., 27 Jan. 0.0361 0.0324 0.0341
22:01-23:00, Mon., 27 Jan. 0.0357 0.0317 0.0340
21:01-22:00, Mon., 27 Jan. 0.0354 0.0319 0.0334
20:01-21:00, Mon., 27 Jan. 0.0355 0.0315 0.0333
19:01-20:00, Mon., 27 Jan. 0.0356 0.0311 0.0330
18:01-19:00, Mon., 27 Jan. 0.0351 0.0312 0.0332
17:01-18:00, Mon., 27 Jan. 0.0352 0.0302 0.0327
16:01-17:00, Mon., 27 Jan. 0.0351 0.0306 0.0327
15:01-16:00, Mon., 27 Jan. 0.0353 0.0314 0.0332
14:01-15:00, Mon., 27 Jan. 0.0350 0.0312 0.0330
13:01-14:00, Mon., 27 Jan. 0.0352 0.0310 0.0331
12:01-13:00, Mon., 27 Jan. 0.0355 0.0308 0.0330
11:01-12:00, Mon., 27 Jan. 0.0353 0.0314 0.0332
10:01-11:00, Mon., 27 Jan. 0.0348 0.0311 0.0331
09:01-10:00, Mon., 27 Jan. 0.0354 0.0309 0.0330
08:01-09:00, Mon., 27 Jan. 0.0356 0.0315 0.0332
07:01-08:00, Mon., 27 Jan. 0.0349 0.0308 0.0331
06:01-07:00, Mon., 27 Jan. 0.0354 0.0307 0.0332
05:01-06:00, Mon., 27 Jan. 0.0355 0.0318 0.0337
04:01-05:00, Mon., 27 Jan. 0.0352 0.0309 0.0331
03:01-04:00, Mon., 27 Jan. 0.0353 0.0309 0.0332
02:01-03:00, Mon., 27 Jan. 0.0355 0.0311 0.0330
01:01-02:00, Mon., 27 Jan. 0.0355 0.0308 0.0331
00:01-01:00, Mon., 27 Jan. 0.0352 0.0310 0.0331