Measurement results by the hour (Chofu) 18 Jan., 2016 - 24 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., 24 Jan. 0.0326 0.0285 0.0307
22:01-23:00, Sun., 24 Jan. 0.0329 0.0294 0.0307
21:01-22:00, Sun., 24 Jan. 0.0325 0.0291 0.0307
20:01-21:00, Sun., 24 Jan. 0.0332 0.0290 0.0308
19:01-20:00, Sun., 24 Jan. 0.0331 0.0289 0.0305
18:01-19:00, Sun., 24 Jan. 0.0332 0.0283 0.0308
17:01-18:00, Sun., 24 Jan. 0.0334 0.0289 0.0309
16:01-17:00, Sun., 24 Jan. 0.0328 0.0290 0.0310
15:01-16:00, Sun., 24 Jan. 0.0327 0.0287 0.0310
14:01-15:00, Sun., 24 Jan. 0.0338 0.0293 0.0308
13:01-14:00, Sun., 24 Jan. 0.0327 0.0285 0.0307
12:01-13:00, Sun., 24 Jan. 0.0330 0.0293 0.0309
11:01-12:00, Sun., 24 Jan. 0.0328 0.0287 0.0309
10:01-11:00, Sun., 24 Jan. 0.0318 0.0275 0.0303
09:01-10:00, Sun., 24 Jan. 0.0354 0.0292 0.0321
08:01-09:00, Sun., 24 Jan. 0.0344 0.0301 0.0322
07:01-08:00, Sun., 24 Jan. 0.0339 0.0293 0.0319
06:01-07:00, Sun., 24 Jan. 0.0330 0.0293 0.0312
05:01-06:00, Sun., 24 Jan. 0.0333 0.0286 0.0309
04:01-05:00, Sun., 24 Jan. 0.0332 0.0293 0.0309
03:01-04:00, Sun., 24 Jan. 0.0330 0.0279 0.0308
02:01-03:00, Sun., 24 Jan. 0.0327 0.0280 0.0308
01:01-02:00, Sun., 24 Jan. 0.0328 0.0290 0.0307
00:01-01:00, Sun., 24 Jan. 0.0322 0.0278 0.0304
23:01-24:00, Sat., 23 Jan. 0.0318 0.0290 0.0304
22:01-23:00, Sat., 23 Jan. 0.0324 0.0288 0.0305
21:01-22:00, Sat., 23 Jan. 0.0323 0.0285 0.0302
20:01-21:00, Sat., 23 Jan. 0.0323 0.0281 0.0303
19:01-20:00, Sat., 23 Jan. 0.0332 0.0284 0.0305
18:01-19:00, Sat., 23 Jan. 0.0335 0.0285 0.0310
17:01-18:00, Sat., 23 Jan. 0.0323 0.0283 0.0304
16:01-17:00, Sat., 23 Jan. 0.0326 0.0277 0.0301
15:01-16:00, Sat., 23 Jan. 0.0319 0.0285 0.0301
14:01-15:00, Sat., 23 Jan. 0.0321 0.0281 0.0299
13:01-14:00, Sat., 23 Jan. 0.0319 0.0275 0.0300
12:01-13:00, Sat., 23 Jan. 0.0320 0.0288 0.0304
11:01-12:00, Sat., 23 Jan. 0.0322 0.0287 0.0304
10:01-11:00, Sat., 23 Jan. 0.0329 0.0281 0.0305
09:01-10:00, Sat., 23 Jan. 0.0333 0.0278 0.0306
08:01-09:00, Sat., 23 Jan. 0.0322 0.0282 0.0304
07:01-08:00, Sat., 23 Jan. 0.0321 0.0286 0.0302
06:01-07:00, Sat., 23 Jan. 0.0328 0.0282 0.0303
05:01-06:00, Sat., 23 Jan. 0.0319 0.0280 0.0302
04:01-05:00, Sat., 23 Jan. 0.0322 0.0283 0.0302
03:01-04:00, Sat., 23 Jan. 0.0317 0.0279 0.0298
02:01-03:00, Sat., 23 Jan. 0.0324 0.0270 0.0300
01:01-02:00, Sat., 23 Jan. 0.0321 0.0282 0.0300
00:01-01:00, Sat., 23 Jan. 0.0315 0.0279 0.0297
23:01-24:00, Fri., 22 Jan. 0.0315 0.0279 0.0297
22:01-23:00, Fri., 22 Jan. 0.0316 0.0270 0.0297
21:01-22:00, Fri., 22 Jan. 0.0310 0.0277 0.0296
20:01-21:00, Fri., 22 Jan. 0.0323 0.0276 0.0297
19:01-20:00, Fri., 22 Jan. 0.0318 0.0275 0.0296
18:01-19:00, Fri., 22 Jan. 0.0318 0.0285 0.0299
17:01-18:00, Fri., 22 Jan. 0.0313 0.0276 0.0297
16:01-17:00, Fri., 22 Jan. 0.0318 0.0275 0.0297
15:01-16:00, Fri., 22 Jan. 0.0319 0.0278 0.0298
14:01-15:00, Fri., 22 Jan. 0.0319 0.0284 0.0300
13:01-14:00, Fri., 22 Jan. 0.0321 0.0283 0.0297
12:01-13:00, Fri., 22 Jan. 0.0315 0.0272 0.0297
11:01-12:00, Fri., 22 Jan. 0.0322 0.0280 0.0302
10:01-11:00, Fri., 22 Jan. 0.0322 0.0280 0.0303
09:01-10:00, Fri., 22 Jan. 0.0319 0.0286 0.0300
08:01-09:00, Fri., 22 Jan. 0.0326 0.0286 0.0302
07:01-08:00, Fri., 22 Jan. 0.0322 0.0279 0.0301
06:01-07:00, Fri., 22 Jan. 0.0327 0.0272 0.0300
05:01-06:00, Fri., 22 Jan. 0.0318 0.0279 0.0298
04:01-05:00, Fri., 22 Jan. 0.0315 0.0271 0.0297
03:01-04:00, Fri., 22 Jan. 0.0313 0.0279 0.0294
02:01-03:00, Fri., 22 Jan. 0.0308 0.0270 0.0294
01:01-02:00, Fri., 22 Jan. 0.0310 0.0281 0.0296
00:01-01:00, Fri., 22 Jan. 0.0309 0.0265 0.0292
23:01-24:00, Thu., 21 Jan. 0.0315 0.0281 0.0295
22:01-23:00, Thu., 21 Jan. 0.0312 0.0274 0.0293
21:01-22:00, Thu., 21 Jan. 0.0305 0.0273 0.0291
20:01-21:00, Thu., 21 Jan. 0.0313 0.0267 0.0292
19:01-20:00, Thu., 21 Jan. 0.0306 0.0276 0.0292
18:01-19:00, Thu., 21 Jan. 0.0316 0.0270 0.0291
17:01-18:00, Thu., 21 Jan. 0.0311 0.0270 0.0290
16:01-17:00, Thu., 21 Jan. 0.0309 0.0273 0.0290
15:01-16:00, Thu., 21 Jan. 0.0301 0.0271 0.0287
14:01-15:00, Thu., 21 Jan. 0.0307 0.0266 0.0291
13:01-14:00, Thu., 21 Jan. 0.0307 0.0273 0.0289
12:01-13:00, Thu., 21 Jan. 0.0306 0.0273 0.0288
11:01-12:00, Thu., 21 Jan. 0.0315 0.0261 0.0288
10:01-11:00, Thu., 21 Jan. 0.0304 0.0261 0.0287
09:01-10:00, Thu., 21 Jan. 0.0314 0.0270 0.0295
08:01-09:00, Thu., 21 Jan. 0.0323 0.0273 0.0297
07:01-08:00, Thu., 21 Jan. 0.0317 0.0274 0.0298
06:01-07:00, Thu., 21 Jan. 0.0319 0.0270 0.0295
05:01-06:00, Thu., 21 Jan. 0.0309 0.0268 0.0290
04:01-05:00, Thu., 21 Jan. 0.0308 0.0276 0.0289
03:01-04:00, Thu., 21 Jan. 0.0300 0.0263 0.0280
02:01-03:00, Thu., 21 Jan. 0.0311 0.0266 0.0283
01:01-02:00, Thu., 21 Jan. 0.0301 0.0261 0.0278
00:01-01:00, Thu., 21 Jan. 0.0296 0.0260 0.0280
23:01-24:00, Wed., 20 Jan. 0.0298 0.0257 0.0278
22:01-23:00, Wed., 20 Jan. 0.0296 0.0266 0.0279
21:01-22:00, Wed., 20 Jan. 0.0299 0.0261 0.0277
20:01-21:00, Wed., 20 Jan. 0.0293 0.0257 0.0276
19:01-20:00, Wed., 20 Jan. 0.0293 0.0254 0.0278
18:01-19:00, Wed., 20 Jan. 0.0291 0.0262 0.0276
17:01-18:00, Wed., 20 Jan. 0.0294 0.0251 0.0275
16:01-17:00, Wed., 20 Jan. 0.0294 0.0250 0.0274
15:01-16:00, Wed., 20 Jan. 0.0291 0.0249 0.0276
14:01-15:00, Wed., 20 Jan. 0.0289 0.0255 0.0273
13:01-14:00, Wed., 20 Jan. 0.0292 0.0257 0.0276
12:01-13:00, Wed., 20 Jan. 0.0292 0.0255 0.0275
11:01-12:00, Wed., 20 Jan. 0.0296 0.0261 0.0279
10:01-11:00, Wed., 20 Jan. 0.0295 0.0255 0.0279
09:01-10:00, Wed., 20 Jan. 0.0300 0.0255 0.0276
08:01-09:00, Wed., 20 Jan. 0.0297 0.0259 0.0277
07:01-08:00, Wed., 20 Jan. 0.0289 0.0244 0.0272
06:01-07:00, Wed., 20 Jan. 0.0299 0.0254 0.0273
05:01-06:00, Wed., 20 Jan. 0.0287 0.0255 0.0272
04:01-05:00, Wed., 20 Jan. 0.0286 0.0252 0.0270
03:01-04:00, Wed., 20 Jan. 0.0299 0.0253 0.0269
02:01-03:00, Wed., 20 Jan. 0.0283 0.0249 0.0267
01:01-02:00, Wed., 20 Jan. 0.0282 0.0248 0.0269
00:01-01:00, Wed., 20 Jan. 0.0289 0.0243 0.0268
23:01-24:00, Tue., 19 Jan. 0.0287 0.0250 0.0268
22:01-23:00, Tue., 19 Jan. 0.0280 0.0244 0.0264
21:01-22:00, Tue., 19 Jan. 0.0289 0.0248 0.0267
20:01-21:00, Tue., 19 Jan. 0.0287 0.0247 0.0265
19:01-20:00, Tue., 19 Jan. 0.0280 0.0246 0.0262
18:01-19:00, Tue., 19 Jan. 0.0285 0.0241 0.0262
17:01-18:00, Tue., 19 Jan. 0.0281 0.0248 0.0263
16:01-17:00, Tue., 19 Jan. 0.0282 0.0247 0.0262
15:01-16:00, Tue., 19 Jan. 0.0277 0.0238 0.0260
14:01-15:00, Tue., 19 Jan. 0.0272 0.0237 0.0257
13:01-14:00, Tue., 19 Jan. 0.0270 0.0241 0.0255
12:01-13:00, Tue., 19 Jan. 0.0275 0.0229 0.0252
11:01-12:00, Tue., 19 Jan. 0.0272 0.0234 0.0251
10:01-11:00, Tue., 19 Jan. 0.0272 0.0230 0.0248
09:01-10:00, Tue., 19 Jan. 0.0268 0.0232 0.0248
08:01-09:00, Tue., 19 Jan. 0.0264 0.0231 0.0247
07:01-08:00, Tue., 19 Jan. 0.0272 0.0229 0.0250
06:01-07:00, Tue., 19 Jan. 0.0265 0.0230 0.0249
05:01-06:00, Tue., 19 Jan. 0.0278 0.0227 0.0249
04:01-05:00, Tue., 19 Jan. 0.0273 0.0238 0.0256
03:01-04:00, Tue., 19 Jan. 0.0298 0.0247 0.0273
02:01-03:00, Tue., 19 Jan. 0.0274 0.0237 0.0257
01:01-02:00, Tue., 19 Jan. 0.0276 0.0230 0.0252
00:01-01:00, Tue., 19 Jan. 0.0271 0.0233 0.0253
23:01-24:00, Mon., 18 Jan. 0.0273 0.0238 0.0256
22:01-23:00, Mon., 18 Jan. 0.0279 0.0238 0.0260
21:01-22:00, Mon., 18 Jan. 0.0274 0.0237 0.0258
20:01-21:00, Mon., 18 Jan. 0.0273 0.0230 0.0250
19:01-20:00, Mon., 18 Jan. 0.0266 0.0230 0.0249
18:01-19:00, Mon., 18 Jan. 0.0279 0.0228 0.0249
17:01-18:00, Mon., 18 Jan. 0.0263 0.0230 0.0246
16:01-17:00, Mon., 18 Jan. 0.0264 0.0230 0.0247
15:01-16:00, Mon., 18 Jan. 0.0262 0.0229 0.0247
14:01-15:00, Mon., 18 Jan. 0.0311 0.0248 0.0272
13:01-14:00, Mon., 18 Jan. 0.0364 0.0290 0.0336
12:01-13:00, Mon., 18 Jan. 0.0364 0.0316 0.0336
11:01-12:00, Mon., 18 Jan. 0.0456 0.0345 0.0403
10:01-11:00, Mon., 18 Jan. 0.0454 0.0372 0.0406
09:01-10:00, Mon., 18 Jan. 0.0421 0.0367 0.0390
08:01-09:00, Mon., 18 Jan. 0.0426 0.0347 0.0385
07:01-08:00, Mon., 18 Jan. 0.0503 0.0373 0.0432
06:01-07:00, Mon., 18 Jan. 0.0632 0.0464 0.0551
05:01-06:00, Mon., 18 Jan. 0.0673 0.0563 0.0609
04:01-05:00, Mon., 18 Jan. 0.0661 0.0566 0.0616
03:01-04:00, Mon., 18 Jan. 0.0686 0.0558 0.0631
02:01-03:00, Mon., 18 Jan. 0.0692 0.0588 0.0643
01:01-02:00, Mon., 18 Jan. 0.0659 0.0550 0.0601
00:01-01:00, Mon., 18 Jan. 0.0604 0.0471 0.0533