Measurement results by the hour (Chofu) 23 Jan., 2017 - 29 Jan., 2017

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., 29 Jan. 0.0343 0.0293 0.0316
22:01-23:00, Sun., 29 Jan. 0.0332 0.0289 0.0310
21:01-22:00, Sun., 29 Jan. 0.0329 0.0296 0.0310
20:01-21:00, Sun., 29 Jan. 0.0331 0.0279 0.0309
19:01-20:00, Sun., 29 Jan. 0.0327 0.0281 0.0305
18:01-19:00, Sun., 29 Jan. 0.0325 0.0281 0.0305
17:01-18:00, Sun., 29 Jan. 0.0322 0.0283 0.0303
16:01-17:00, Sun., 29 Jan. 0.0328 0.0280 0.0304
15:01-16:00, Sun., 29 Jan. 0.0325 0.0288 0.0305
14:01-15:00, Sun., 29 Jan. 0.0321 0.0287 0.0305
13:01-14:00, Sun., 29 Jan. 0.0334 0.0290 0.0308
12:01-13:00, Sun., 29 Jan. 0.0332 0.0283 0.0307
11:01-12:00, Sun., 29 Jan. 0.0331 0.0290 0.0309
10:01-11:00, Sun., 29 Jan. 0.0333 0.0282 0.0314
09:01-10:00, Sun., 29 Jan. 0.0338 0.0300 0.0318
08:01-09:00, Sun., 29 Jan. 0.0342 0.0304 0.0323
07:01-08:00, Sun., 29 Jan. 0.0337 0.0290 0.0318
06:01-07:00, Sun., 29 Jan. 0.0335 0.0294 0.0316
05:01-06:00, Sun., 29 Jan. 0.0338 0.0295 0.0313
04:01-05:00, Sun., 29 Jan. 0.0335 0.0293 0.0311
03:01-04:00, Sun., 29 Jan. 0.0330 0.0293 0.0312
02:01-03:00, Sun., 29 Jan. 0.0327 0.0287 0.0310
01:01-02:00, Sun., 29 Jan. 0.0329 0.0274 0.0309
00:01-01:00, Sun., 29 Jan. 0.0335 0.0295 0.0313
23:01-24:00, Sat., 28 Jan. 0.0330 0.0283 0.0309
22:01-23:00, Sat., 28 Jan. 0.0332 0.0291 0.0311
21:01-22:00, Sat., 28 Jan. 0.0326 0.0287 0.0306
20:01-21:00, Sat., 28 Jan. 0.0330 0.0281 0.0305
19:01-20:00, Sat., 28 Jan. 0.0321 0.0283 0.0304
18:01-19:00, Sat., 28 Jan. 0.0322 0.0280 0.0300
17:01-18:00, Sat., 28 Jan. 0.0319 0.0281 0.0301
16:01-17:00, Sat., 28 Jan. 0.0318 0.0284 0.0299
15:01-16:00, Sat., 28 Jan. 0.0319 0.0282 0.0301
14:01-15:00, Sat., 28 Jan. 0.0328 0.0285 0.0302
13:01-14:00, Sat., 28 Jan. 0.0319 0.0287 0.0303
12:01-13:00, Sat., 28 Jan. 0.0323 0.0282 0.0305
11:01-12:00, Sat., 28 Jan. 0.0326 0.0284 0.0305
10:01-11:00, Sat., 28 Jan. 0.0327 0.0293 0.0309
09:01-10:00, Sat., 28 Jan. 0.0326 0.0291 0.0310
08:01-09:00, Sat., 28 Jan. 0.0335 0.0291 0.0313
07:01-08:00, Sat., 28 Jan. 0.0333 0.0296 0.0315
06:01-07:00, Sat., 28 Jan. 0.0330 0.0290 0.0311
05:01-06:00, Sat., 28 Jan. 0.0331 0.0293 0.0311
04:01-05:00, Sat., 28 Jan. 0.0330 0.0288 0.0310
03:01-04:00, Sat., 28 Jan. 0.0328 0.0289 0.0308
02:01-03:00, Sat., 28 Jan. 0.0328 0.0293 0.0308
01:01-02:00, Sat., 28 Jan. 0.0329 0.0284 0.0307
00:01-01:00, Sat., 28 Jan. 0.0333 0.0287 0.0304
23:01-24:00, Fri., 27 Jan. 0.0333 0.0284 0.0307
22:01-23:00, Fri., 27 Jan. 0.0330 0.0281 0.0305
21:01-22:00, Fri., 27 Jan. 0.0325 0.0284 0.0306
20:01-21:00, Fri., 27 Jan. 0.0321 0.0285 0.0302
19:01-20:00, Fri., 27 Jan. 0.0324 0.0274 0.0298
18:01-19:00, Fri., 27 Jan. 0.0319 0.0280 0.0298
17:01-18:00, Fri., 27 Jan. 0.0318 0.0276 0.0294
16:01-17:00, Fri., 27 Jan. 0.0319 0.0272 0.0296
15:01-16:00, Fri., 27 Jan. 0.0312 0.0282 0.0296
14:01-15:00, Fri., 27 Jan. 0.0314 0.0272 0.0296
13:01-14:00, Fri., 27 Jan. 0.0328 0.0275 0.0299
12:01-13:00, Fri., 27 Jan. 0.0322 0.0282 0.0302
11:01-12:00, Fri., 27 Jan. 0.0330 0.0298 0.0315
10:01-11:00, Fri., 27 Jan. 0.0329 0.0299 0.0317
09:01-10:00, Fri., 27 Jan. 0.0344 0.0295 0.0323
08:01-09:00, Fri., 27 Jan. 0.0342 0.0299 0.0322
07:01-08:00, Fri., 27 Jan. 0.0344 0.0295 0.0319
06:01-07:00, Fri., 27 Jan. 0.0339 0.0302 0.0322
05:01-06:00, Fri., 27 Jan. 0.0337 0.0297 0.0317
04:01-05:00, Fri., 27 Jan. 0.0341 0.0291 0.0320
03:01-04:00, Fri., 27 Jan. 0.0338 0.0296 0.0315
02:01-03:00, Fri., 27 Jan. 0.0334 0.0295 0.0313
01:01-02:00, Fri., 27 Jan. 0.0334 0.0295 0.0314
00:01-01:00, Fri., 27 Jan. 0.0329 0.0277 0.0308
23:01-24:00, Thu., 26 Jan. 0.0325 0.0287 0.0304
22:01-23:00, Thu., 26 Jan. 0.0327 0.0278 0.0304
21:01-22:00, Thu., 26 Jan. 0.0318 0.0284 0.0299
20:01-21:00, Thu., 26 Jan. 0.0325 0.0285 0.0300
19:01-20:00, Thu., 26 Jan. 0.0313 0.0272 0.0299
18:01-19:00, Thu., 26 Jan. 0.0314 0.0276 0.0294
17:01-18:00, Thu., 26 Jan. 0.0311 0.0279 0.0294
16:01-17:00, Thu., 26 Jan. 0.0322 0.0275 0.0296
15:01-16:00, Thu., 26 Jan. 0.0328 0.0276 0.0298
14:01-15:00, Thu., 26 Jan. 0.0314 0.0271 0.0296
13:01-14:00, Thu., 26 Jan. 0.0315 0.0275 0.0296
12:01-13:00, Thu., 26 Jan. 0.0322 0.0281 0.0301
11:01-12:00, Thu., 26 Jan. 0.0324 0.0287 0.0306
10:01-11:00, Thu., 26 Jan. 0.0338 0.0295 0.0316
09:01-10:00, Thu., 26 Jan. 0.0350 0.0307 0.0327
08:01-09:00, Thu., 26 Jan. 0.0355 0.0306 0.0330
07:01-08:00, Thu., 26 Jan. 0.0349 0.0301 0.0324
06:01-07:00, Thu., 26 Jan. 0.0343 0.0306 0.0325
05:01-06:00, Thu., 26 Jan. 0.0346 0.0301 0.0326
04:01-05:00, Thu., 26 Jan. 0.0341 0.0300 0.0322
03:01-04:00, Thu., 26 Jan. 0.0332 0.0297 0.0315
02:01-03:00, Thu., 26 Jan. 0.0334 0.0290 0.0313
01:01-02:00, Thu., 26 Jan. 0.0331 0.0288 0.0307
00:01-01:00, Thu., 26 Jan. 0.0321 0.0271 0.0299
23:01-24:00, Wed., 25 Jan. 0.0314 0.0278 0.0296
22:01-23:00, Wed., 25 Jan. 0.0324 0.0276 0.0296
21:01-22:00, Wed., 25 Jan. 0.0314 0.0277 0.0296
20:01-21:00, Wed., 25 Jan. 0.0321 0.0274 0.0295
19:01-20:00, Wed., 25 Jan. 0.0315 0.0276 0.0298
18:01-19:00, Wed., 25 Jan. 0.0315 0.0270 0.0294
17:01-18:00, Wed., 25 Jan. 0.0309 0.0277 0.0296
16:01-17:00, Wed., 25 Jan. 0.0324 0.0270 0.0291
15:01-16:00, Wed., 25 Jan. 0.0314 0.0274 0.0293
14:01-15:00, Wed., 25 Jan. 0.0309 0.0276 0.0291
13:01-14:00, Wed., 25 Jan. 0.0321 0.0274 0.0294
12:01-13:00, Wed., 25 Jan. 0.0315 0.0278 0.0294
11:01-12:00, Wed., 25 Jan. 0.0324 0.0279 0.0301
10:01-11:00, Wed., 25 Jan. 0.0325 0.0277 0.0299
09:01-10:00, Wed., 25 Jan. 0.0342 0.0286 0.0312
08:01-09:00, Wed., 25 Jan. 0.0340 0.0305 0.0323
07:01-08:00, Wed., 25 Jan. 0.0348 0.0298 0.0323
06:01-07:00, Wed., 25 Jan. 0.0340 0.0305 0.0322
05:01-06:00, Wed., 25 Jan. 0.0339 0.0294 0.0319
04:01-05:00, Wed., 25 Jan. 0.0339 0.0288 0.0314
03:01-04:00, Wed., 25 Jan. 0.0331 0.0288 0.0307
02:01-03:00, Wed., 25 Jan. 0.0325 0.0282 0.0301
01:01-02:00, Wed., 25 Jan. 0.0334 0.0281 0.0301
00:01-01:00, Wed., 25 Jan. 0.0324 0.0282 0.0303
23:01-24:00, Tue., 24 Jan. 0.0314 0.0282 0.0298
22:01-23:00, Tue., 24 Jan. 0.0322 0.0284 0.0303
21:01-22:00, Tue., 24 Jan. 0.0317 0.0278 0.0300
20:01-21:00, Tue., 24 Jan. 0.0319 0.0280 0.0300
19:01-20:00, Tue., 24 Jan. 0.0319 0.0279 0.0299
18:01-19:00, Tue., 24 Jan. 0.0316 0.0276 0.0300
17:01-18:00, Tue., 24 Jan. 0.0326 0.0285 0.0302
16:01-17:00, Tue., 24 Jan. 0.0334 0.0283 0.0303
15:01-16:00, Tue., 24 Jan. 0.0316 0.0277 0.0297
14:01-15:00, Tue., 24 Jan. 0.0322 0.0277 0.0299
13:01-14:00, Tue., 24 Jan. 0.0319 0.0279 0.0299
12:01-13:00, Tue., 24 Jan. 0.0320 0.0276 0.0298
11:01-12:00, Tue., 24 Jan. 0.0320 0.0280 0.0300
10:01-11:00, Tue., 24 Jan. 0.0328 0.0280 0.0300
09:01-10:00, Tue., 24 Jan. 0.0327 0.0283 0.0304
08:01-09:00, Tue., 24 Jan. 0.0330 0.0295 0.0310
07:01-08:00, Tue., 24 Jan. 0.0340 0.0295 0.0316
06:01-07:00, Tue., 24 Jan. 0.0336 0.0296 0.0315
05:01-06:00, Tue., 24 Jan. 0.0336 0.0288 0.0314
04:01-05:00, Tue., 24 Jan. 0.0329 0.0296 0.0313
03:01-04:00, Tue., 24 Jan. 0.0343 0.0295 0.0314
02:01-03:00, Tue., 24 Jan. 0.0328 0.0285 0.0310
01:01-02:00, Tue., 24 Jan. 0.0333 0.0288 0.0309
00:01-01:00, Tue., 24 Jan. 0.0324 0.0278 0.0305
23:01-24:00, Mon., 23 Jan. 0.0328 0.0282 0.0305
22:01-23:00, Mon., 23 Jan. 0.0327 0.0289 0.0304
21:01-22:00, Mon., 23 Jan. 0.0324 0.0283 0.0302
20:01-21:00, Mon., 23 Jan. 0.0326 0.0290 0.0304
19:01-20:00, Mon., 23 Jan. 0.0320 0.0289 0.0304
18:01-19:00, Mon., 23 Jan. 0.0325 0.0282 0.0306
17:01-18:00, Mon., 23 Jan. 0.0324 0.0288 0.0308
16:01-17:00, Mon., 23 Jan. 0.0325 0.0288 0.0306
15:01-16:00, Mon., 23 Jan. 0.0329 0.0289 0.0308
14:01-15:00, Mon., 23 Jan. 0.0327 0.0291 0.0310
13:01-14:00, Mon., 23 Jan. 0.0324 0.0289 0.0310
12:01-13:00, Mon., 23 Jan. 0.0330 0.0291 0.0310
11:01-12:00, Mon., 23 Jan. 0.0328 0.0291 0.0309
10:01-11:00, Mon., 23 Jan. 0.0343 0.0287 0.0311
09:01-10:00, Mon., 23 Jan. 0.0338 0.0289 0.0316
08:01-09:00, Mon., 23 Jan. 0.0330 0.0292 0.0312
07:01-08:00, Mon., 23 Jan. 0.0343 0.0299 0.0313
06:01-07:00, Mon., 23 Jan. 0.0340 0.0289 0.0311
05:01-06:00, Mon., 23 Jan. 0.0327 0.0288 0.0308
04:01-05:00, Mon., 23 Jan. 0.0334 0.0293 0.0311
03:01-04:00, Mon., 23 Jan. 0.0335 0.0287 0.0308
02:01-03:00, Mon., 23 Jan. 0.0332 0.0285 0.0304
01:01-02:00, Mon., 23 Jan. 0.0323 0.0287 0.0306
00:01-01:00, Mon., 23 Jan. 0.0327 0.0286 0.0307