Measurement results by the hour (Chofu) 4 Jan., 2016 - 10 Jan., 2016

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., 10 Jan. 0.0343 0.0295 0.0317
22:01-23:00, Sun., 10 Jan. 0.0346 0.0289 0.0315
21:01-22:00, Sun., 10 Jan. 0.0346 0.0296 0.0316
20:01-21:00, Sun., 10 Jan. 0.0336 0.0291 0.0314
19:01-20:00, Sun., 10 Jan. 0.0341 0.0295 0.0315
18:01-19:00, Sun., 10 Jan. 0.0333 0.0291 0.0311
17:01-18:00, Sun., 10 Jan. 0.0329 0.0286 0.0309
16:01-17:00, Sun., 10 Jan. 0.0327 0.0288 0.0308
15:01-16:00, Sun., 10 Jan. 0.0323 0.0282 0.0306
14:01-15:00, Sun., 10 Jan. 0.0331 0.0290 0.0307
13:01-14:00, Sun., 10 Jan. 0.0328 0.0288 0.0307
12:01-13:00, Sun., 10 Jan. 0.0333 0.0295 0.0313
11:01-12:00, Sun., 10 Jan. 0.0338 0.0290 0.0316
10:01-11:00, Sun., 10 Jan. 0.0337 0.0299 0.0321
09:01-10:00, Sun., 10 Jan. 0.0366 0.0303 0.0332
08:01-09:00, Sun., 10 Jan. 0.0358 0.0321 0.0338
07:01-08:00, Sun., 10 Jan. 0.0360 0.0315 0.0339
06:01-07:00, Sun., 10 Jan. 0.0362 0.0314 0.0336
05:01-06:00, Sun., 10 Jan. 0.0342 0.0305 0.0325
04:01-05:00, Sun., 10 Jan. 0.0347 0.0304 0.0322
03:01-04:00, Sun., 10 Jan. 0.0341 0.0301 0.0321
02:01-03:00, Sun., 10 Jan. 0.0334 0.0298 0.0316
01:01-02:00, Sun., 10 Jan. 0.0343 0.0301 0.0320
00:01-01:00, Sun., 10 Jan. 0.0347 0.0308 0.0326
23:01-24:00, Sat., 09 Jan. 0.0342 0.0306 0.0326
22:01-23:00, Sat., 09 Jan. 0.0343 0.0298 0.0322
21:01-22:00, Sat., 09 Jan. 0.0331 0.0295 0.0316
20:01-21:00, Sat., 09 Jan. 0.0329 0.0296 0.0315
19:01-20:00, Sat., 09 Jan. 0.0337 0.0289 0.0313
18:01-19:00, Sat., 09 Jan. 0.0329 0.0288 0.0314
17:01-18:00, Sat., 09 Jan. 0.0333 0.0281 0.0311
16:01-17:00, Sat., 09 Jan. 0.0330 0.0291 0.0312
15:01-16:00, Sat., 09 Jan. 0.0334 0.0294 0.0311
14:01-15:00, Sat., 09 Jan. 0.0331 0.0284 0.0308
13:01-14:00, Sat., 09 Jan. 0.0330 0.0289 0.0310
12:01-13:00, Sat., 09 Jan. 0.0344 0.0294 0.0314
11:01-12:00, Sat., 09 Jan. 0.0338 0.0294 0.0316
10:01-11:00, Sat., 09 Jan. 0.0337 0.0298 0.0316
09:01-10:00, Sat., 09 Jan. 0.0342 0.0286 0.0316
08:01-09:00, Sat., 09 Jan. 0.0350 0.0299 0.0324
07:01-08:00, Sat., 09 Jan. 0.0355 0.0320 0.0339
06:01-07:00, Sat., 09 Jan. 0.0363 0.0320 0.0347
05:01-06:00, Sat., 09 Jan. 0.0371 0.0324 0.0344
04:01-05:00, Sat., 09 Jan. 0.0361 0.0315 0.0338
03:01-04:00, Sat., 09 Jan. 0.0362 0.0322 0.0341
02:01-03:00, Sat., 09 Jan. 0.0362 0.0310 0.0337
01:01-02:00, Sat., 09 Jan. 0.0358 0.0315 0.0336
00:01-01:00, Sat., 09 Jan. 0.0353 0.0307 0.0334
23:01-24:00, Fri., 08 Jan. 0.0353 0.0313 0.0332
22:01-23:00, Fri., 08 Jan. 0.0352 0.0312 0.0330
21:01-22:00, Fri., 08 Jan. 0.0359 0.0300 0.0327
20:01-21:00, Fri., 08 Jan. 0.0345 0.0306 0.0322
19:01-20:00, Fri., 08 Jan. 0.0339 0.0299 0.0319
18:01-19:00, Fri., 08 Jan. 0.0340 0.0295 0.0317
17:01-18:00, Fri., 08 Jan. 0.0332 0.0289 0.0315
16:01-17:00, Fri., 08 Jan. 0.0340 0.0298 0.0316
15:01-16:00, Fri., 08 Jan. 0.0337 0.0288 0.0314
14:01-15:00, Fri., 08 Jan. 0.0337 0.0295 0.0318
13:01-14:00, Fri., 08 Jan. 0.0341 0.0296 0.0318
12:01-13:00, Fri., 08 Jan. 0.0334 0.0297 0.0318
11:01-12:00, Fri., 08 Jan. 0.0338 0.0309 0.0321
10:01-11:00, Fri., 08 Jan. 0.0344 0.0300 0.0322
09:01-10:00, Fri., 08 Jan. 0.0343 0.0311 0.0328
08:01-09:00, Fri., 08 Jan. 0.0340 0.0298 0.0324
07:01-08:00, Fri., 08 Jan. 0.0338 0.0303 0.0320
06:01-07:00, Fri., 08 Jan. 0.0343 0.0299 0.0320
05:01-06:00, Fri., 08 Jan. 0.0338 0.0295 0.0316
04:01-05:00, Fri., 08 Jan. 0.0335 0.0295 0.0317
03:01-04:00, Fri., 08 Jan. 0.0328 0.0295 0.0311
02:01-03:00, Fri., 08 Jan. 0.0325 0.0292 0.0310
01:01-02:00, Fri., 08 Jan. 0.0327 0.0285 0.0309
00:01-01:00, Fri., 08 Jan. 0.0330 0.0291 0.0312
23:01-24:00, Thu., 07 Jan. 0.0332 0.0292 0.0313
22:01-23:00, Thu., 07 Jan. 0.0336 0.0288 0.0313
21:01-22:00, Thu., 07 Jan. 0.0330 0.0292 0.0312
20:01-21:00, Thu., 07 Jan. 0.0338 0.0293 0.0314
19:01-20:00, Thu., 07 Jan. 0.0329 0.0295 0.0312
18:01-19:00, Thu., 07 Jan. 0.0330 0.0293 0.0311
17:01-18:00, Thu., 07 Jan. 0.0329 0.0297 0.0313
16:01-17:00, Thu., 07 Jan. 0.0333 0.0287 0.0311
15:01-16:00, Thu., 07 Jan. 0.0332 0.0291 0.0312
14:01-15:00, Thu., 07 Jan. 0.0332 0.0292 0.0313
13:01-14:00, Thu., 07 Jan. 0.0328 0.0295 0.0313
12:01-13:00, Thu., 07 Jan. 0.0338 0.0300 0.0316
11:01-12:00, Thu., 07 Jan. 0.0345 0.0311 0.0326
10:01-11:00, Thu., 07 Jan. 0.0359 0.0307 0.0332
09:01-10:00, Thu., 07 Jan. 0.0364 0.0312 0.0342
08:01-09:00, Thu., 07 Jan. 0.0368 0.0327 0.0348
07:01-08:00, Thu., 07 Jan. 0.0362 0.0309 0.0340
06:01-07:00, Thu., 07 Jan. 0.0351 0.0311 0.0330
05:01-06:00, Thu., 07 Jan. 0.0350 0.0305 0.0330
04:01-05:00, Thu., 07 Jan. 0.0350 0.0312 0.0328
03:01-04:00, Thu., 07 Jan. 0.0345 0.0306 0.0326
02:01-03:00, Thu., 07 Jan. 0.0342 0.0300 0.0320
01:01-02:00, Thu., 07 Jan. 0.0340 0.0304 0.0321
00:01-01:00, Thu., 07 Jan. 0.0352 0.0302 0.0319
23:01-24:00, Wed., 06 Jan. 0.0341 0.0292 0.0318
22:01-23:00, Wed., 06 Jan. 0.0334 0.0294 0.0317
21:01-22:00, Wed., 06 Jan. 0.0340 0.0292 0.0316
20:01-21:00, Wed., 06 Jan. 0.0344 0.0289 0.0314
19:01-20:00, Wed., 06 Jan. 0.0349 0.0297 0.0318
18:01-19:00, Wed., 06 Jan. 0.0332 0.0298 0.0316
17:01-18:00, Wed., 06 Jan. 0.0334 0.0299 0.0318
16:01-17:00, Wed., 06 Jan. 0.0340 0.0298 0.0314
15:01-16:00, Wed., 06 Jan. 0.0333 0.0298 0.0313
14:01-15:00, Wed., 06 Jan. 0.0336 0.0296 0.0313
13:01-14:00, Wed., 06 Jan. 0.0336 0.0290 0.0312
12:01-13:00, Wed., 06 Jan. 0.0328 0.0298 0.0311
11:01-12:00, Wed., 06 Jan. 0.0328 0.0290 0.0311
10:01-11:00, Wed., 06 Jan. 0.0340 0.0300 0.0317
09:01-10:00, Wed., 06 Jan. 0.0348 0.0306 0.0328
08:01-09:00, Wed., 06 Jan. 0.0357 0.0307 0.0332
07:01-08:00, Wed., 06 Jan. 0.0346 0.0309 0.0327
06:01-07:00, Wed., 06 Jan. 0.0345 0.0299 0.0319
05:01-06:00, Wed., 06 Jan. 0.0332 0.0294 0.0314
04:01-05:00, Wed., 06 Jan. 0.0338 0.0292 0.0312
03:01-04:00, Wed., 06 Jan. 0.0330 0.0296 0.0314
02:01-03:00, Wed., 06 Jan. 0.0327 0.0293 0.0311
01:01-02:00, Wed., 06 Jan. 0.0332 0.0294 0.0311
00:01-01:00, Wed., 06 Jan. 0.0332 0.0293 0.0313
23:01-24:00, Tue., 05 Jan. 0.0336 0.0295 0.0316
22:01-23:00, Tue., 05 Jan. 0.0342 0.0295 0.0319
21:01-22:00, Tue., 05 Jan. 0.0354 0.0296 0.0319
20:01-21:00, Tue., 05 Jan. 0.0335 0.0288 0.0314
19:01-20:00, Tue., 05 Jan. 0.0334 0.0293 0.0311
18:01-19:00, Tue., 05 Jan. 0.0327 0.0286 0.0308
17:01-18:00, Tue., 05 Jan. 0.0323 0.0287 0.0308
16:01-17:00, Tue., 05 Jan. 0.0320 0.0288 0.0306
15:01-16:00, Tue., 05 Jan. 0.0320 0.0289 0.0306
14:01-15:00, Tue., 05 Jan. 0.0331 0.0292 0.0308
13:01-14:00, Tue., 05 Jan. 0.0328 0.0293 0.0310
12:01-13:00, Tue., 05 Jan. 0.0344 0.0292 0.0314
11:01-12:00, Tue., 05 Jan. 0.0336 0.0298 0.0320
10:01-11:00, Tue., 05 Jan. 0.0338 0.0306 0.0323
09:01-10:00, Tue., 05 Jan. 0.0358 0.0300 0.0330
08:01-09:00, Tue., 05 Jan. 0.0357 0.0319 0.0335
07:01-08:00, Tue., 05 Jan. 0.0350 0.0309 0.0331
06:01-07:00, Tue., 05 Jan. 0.0346 0.0311 0.0328
05:01-06:00, Tue., 05 Jan. 0.0342 0.0306 0.0323
04:01-05:00, Tue., 05 Jan. 0.0339 0.0301 0.0317
03:01-04:00, Tue., 05 Jan. 0.0340 0.0296 0.0321
02:01-03:00, Tue., 05 Jan. 0.0339 0.0300 0.0321
01:01-02:00, Tue., 05 Jan. 0.0333 0.0292 0.0314
00:01-01:00, Tue., 05 Jan. 0.0342 0.0292 0.0314
23:01-24:00, Mon., 04 Jan. 0.0335 0.0296 0.0317
22:01-23:00, Mon., 04 Jan. 0.0342 0.0299 0.0322
21:01-22:00, Mon., 04 Jan. 0.0350 0.0301 0.0323
20:01-21:00, Mon., 04 Jan. 0.0342 0.0302 0.0322
19:01-20:00, Mon., 04 Jan. 0.0337 0.0299 0.0315
18:01-19:00, Mon., 04 Jan. 0.0337 0.0296 0.0315
17:01-18:00, Mon., 04 Jan. 0.0337 0.0298 0.0315
16:01-17:00, Mon., 04 Jan. 0.0345 0.0298 0.0314
15:01-16:00, Mon., 04 Jan. 0.0332 0.0293 0.0312
14:01-15:00, Mon., 04 Jan. 0.0336 0.0301 0.0315
13:01-14:00, Mon., 04 Jan. 0.0338 0.0297 0.0319
12:01-13:00, Mon., 04 Jan. 0.0348 0.0302 0.0321
11:01-12:00, Mon., 04 Jan. 0.0345 0.0308 0.0327
10:01-11:00, Mon., 04 Jan. 0.0348 0.0306 0.0329
09:01-10:00, Mon., 04 Jan. 0.0347 0.0315 0.0331
08:01-09:00, Mon., 04 Jan. 0.0356 0.0317 0.0335
07:01-08:00, Mon., 04 Jan. 0.0355 0.0307 0.0331
06:01-07:00, Mon., 04 Jan. 0.0357 0.0310 0.0332
05:01-06:00, Mon., 04 Jan. 0.0354 0.0319 0.0335
04:01-05:00, Mon., 04 Jan. 0.0350 0.0306 0.0329
03:01-04:00, Mon., 04 Jan. 0.0352 0.0308 0.0331
02:01-03:00, Mon., 04 Jan. 0.0344 0.0306 0.0329
01:01-02:00, Mon., 04 Jan. 0.0350 0.0308 0.0326
00:01-01:00, Mon., 04 Jan. 0.0345 0.0307 0.0325